def test_sub_cc(self):
src1_data = (1, 2, 3, 4, 5)
src2_data = (8, -3, 4, 8, 2)
expected_result = (-7, 5, -1, -4, 3)
op = blocks.sub_cc()
self.help_cc((src1_data, src2_data),
expected_result, op)
def test_sub_cc(self):
src1_data = (1, 2, 3, 4, 5)
src2_data = (8, -3, 4, 8, 2)
expected_result = (-7, 5, -1, -4, 3)
op = blocks.sub_cc()
self.help_cc((src1_data, src2_data),
expected_result, op)
def test_sub_cc(self):
src1_data = [1, 2, 3, 4, 5]
src2_data = [8, -3, 4, 8, 2]
expected_result = [-7, 5, -1, -4, 3]
op = blocks.sub_cc()
self.help_cc((src1_data, src2_data),
expected_result, op)
def __init__(self):
grc_wxgui.top_block_gui.__init__(self, title="Top Block")
_icon_path = "/usr/share/icons/hicolor/32x32/apps/gnuradio-grc.png"
self.SetIcon(wx.Icon(_icon_path, wx.BITMAP_TYPE_ANY))
##################################################
# Variables
##################################################
self.samp_rate = samp_rate = 1000000
##################################################
# Blocks
##################################################
self.wxgui_scopesink2_0 = scopesink2.scope_sink_c(
self.GetWin(),
title="Scope Plot",
sample_rate=samp_rate,
v_scale=0,
v_offset=0,
t_scale=0,
ac_couple=True,
xy_mode=False,
num_inputs=1,
trig_mode=wxgui.TRIG_MODE_AUTO,
y_axis_label="Counts",
)
self.Add(self.wxgui_scopesink2_0.win)
self.blocks_sub_xx_0 = blocks.sub_cc(1)
self.blocks_multiply_xx_0_0 = blocks.multiply_vcc(1)
self.blocks_multiply_xx_0 = blocks.multiply_vcc(1)
self.blocks_add_xx_0 = blocks.add_vcc(1)
self.analog_sig_source_x_0_0_0 = analog.sig_source_c(
samp_rate, analog.GR_SIN_WAVE, 50000, 1, 0)
self.analog_sig_source_x_0_0 = analog.sig_source_c(
samp_rate, analog.GR_COS_WAVE, 50000, 1, 0)
self.analog_sig_source_x_0 = analog.sig_source_c(
samp_rate, analog.GR_SQR_WAVE, 5000, 1, 0)
self.analog_const_source_x_0 = analog.sig_source_c(
0, analog.GR_CONST_WAVE, 0, 0, 1)
##################################################
# Connections
##################################################
self.connect((self.analog_const_source_x_0, 0),
(self.blocks_sub_xx_0, 1))
self.connect((self.analog_sig_source_x_0, 0),
(self.blocks_multiply_xx_0, 0))
self.connect((self.analog_sig_source_x_0, 0),
(self.blocks_sub_xx_0, 0))
self.connect((self.analog_sig_source_x_0_0, 0),
(self.blocks_multiply_xx_0, 1))
self.connect((self.analog_sig_source_x_0_0_0, 0),
(self.blocks_multiply_xx_0_0, 1))
self.connect((self.blocks_add_xx_0, 0), (self.wxgui_scopesink2_0, 0))
self.connect((self.blocks_multiply_xx_0, 0), (self.blocks_add_xx_0, 0))
self.connect((self.blocks_multiply_xx_0_0, 0),
(self.blocks_add_xx_0, 1))
self.connect((self.blocks_sub_xx_0, 0),
(self.blocks_multiply_xx_0_0, 0))
def __init__(self):
gr.hier_block2.__init__(
self,
"BER Computation",
gr.io_signaturev(
2, 2, [gr.sizeof_gr_complex * 1, gr.sizeof_gr_complex * 1]),
gr.io_signaturev(2, 2, [gr.sizeof_float * 1, gr.sizeof_float * 1]),
)
##################################################
# Variables
##################################################
self.samp_rate = samp_rate = 32000
##################################################
# Blocks
##################################################
self.iir_filter_xxx_0_0 = filter.iir_filter_ffd([1], [1, 1], True)
self.iir_filter_xxx_0 = filter.iir_filter_ffd([1], [1, 1], True)
self.blocks_tag_gate_0 = blocks.tag_gate(gr.sizeof_gr_complex * 1,
False)
self.blocks_tag_gate_0.set_single_key("")
self.blocks_sub_xx_0 = blocks.sub_cc(1)
self.blocks_multiply_const_vxx_0_0 = blocks.multiply_const_cc(0)
self.blocks_multiply_const_vxx_0 = blocks.multiply_const_cc(0.5)
self.blocks_max_xx_0_0 = blocks.max_ff(1, 1)
self.blocks_max_xx_0 = blocks.max_ff(1, 1)
self.blocks_divide_xx_0 = blocks.divide_ff(1)
self.blocks_complex_to_mag_0_0 = blocks.complex_to_mag(1)
self.blocks_complex_to_mag_0 = blocks.complex_to_mag(1)
self.blocks_add_const_vxx_0 = blocks.add_const_cc(1)
##################################################
# Connections
##################################################
self.connect((self.blocks_add_const_vxx_0, 0),
(self.blocks_complex_to_mag_0_0, 0))
self.connect((self.blocks_complex_to_mag_0, 0),
(self.iir_filter_xxx_0, 0))
self.connect((self.blocks_complex_to_mag_0_0, 0),
(self.iir_filter_xxx_0_0, 0))
self.connect((self.blocks_divide_xx_0, 0), (self, 0))
self.connect((self.blocks_max_xx_0, 0), (self.blocks_divide_xx_0, 1))
self.connect((self.blocks_max_xx_0_0, 0), (self.blocks_divide_xx_0, 0))
self.connect((self.blocks_max_xx_0_0, 0), (self, 1))
self.connect((self.blocks_multiply_const_vxx_0, 0),
(self.blocks_complex_to_mag_0, 0))
self.connect((self.blocks_multiply_const_vxx_0_0, 0),
(self.blocks_add_const_vxx_0, 0))
self.connect((self.blocks_sub_xx_0, 0), (self.blocks_tag_gate_0, 0))
self.connect((self.blocks_tag_gate_0, 0),
(self.blocks_multiply_const_vxx_0, 0))
self.connect((self.blocks_tag_gate_0, 0),
(self.blocks_multiply_const_vxx_0_0, 0))
self.connect((self.iir_filter_xxx_0, 0), (self.blocks_max_xx_0_0, 0))
self.connect((self.iir_filter_xxx_0_0, 0), (self.blocks_max_xx_0, 0))
self.connect((self, 0), (self.blocks_sub_xx_0, 0))
self.connect((self, 1), (self.blocks_sub_xx_0, 1))
def test_sub_cc():
top = gr.top_block()
src = blocks.null_source(gr.sizeof_gr_complex)
sub = blocks.sub_cc()
probe = blocks.probe_rate(gr.sizeof_gr_complex)
top.connect((src, 0), (sub, 0))
top.connect((src, 0), (sub, 1))
top.connect(sub, probe)
return top, probe
def test_sub_cc():
top = gr.top_block()
src = blocks.null_source(gr.sizeof_gr_complex)
sub = blocks.sub_cc()
probe = blocks.probe_rate(gr.sizeof_gr_complex)
top.connect((src, 0), (sub, 0))
top.connect((src, 0), (sub, 1))
top.connect(sub, probe)
return top, probe
def test_sub_cc1(self):
src1_data = (1, 2, 3, 4, 5)
expected_result = (1, 2, 3, 4, 5)
src = blocks.vector_source_c(src1_data)
op = blocks.sub_cc()
dst = blocks.vector_sink_c()
self.tb.connect(src, op, dst)
self.tb.run()
result_data = dst.data()
self.assertEqual(expected_result, result_data)
def test_sub_cc1(self):
src1_data = (1, 2, 3, 4, 5)
expected_result = (1, 2, 3, 4, 5)
src = blocks.vector_source_c(src1_data)
op = blocks.sub_cc()
dst = blocks.vector_sink_c()
self.tb.connect(src, op, dst)
self.tb.run()
result_data = dst.data()
self.assertEqual(expected_result, result_data)
def __init__(self):
gr.top_block.__init__(self, "sic_mpsk_sim")
Qt.QWidget.__init__(self)
self.setWindowTitle("sic_mpsk_sim")
qtgui.util.check_set_qss()
try:
self.setWindowIcon(Qt.QIcon.fromTheme('gnuradio-grc'))
except:
pass
self.top_scroll_layout = Qt.QVBoxLayout()
self.setLayout(self.top_scroll_layout)
self.top_scroll = Qt.QScrollArea()
self.top_scroll.setFrameStyle(Qt.QFrame.NoFrame)
self.top_scroll_layout.addWidget(self.top_scroll)
self.top_scroll.setWidgetResizable(True)
self.top_widget = Qt.QWidget()
self.top_scroll.setWidget(self.top_widget)
self.top_layout = Qt.QVBoxLayout(self.top_widget)
self.top_grid_layout = Qt.QGridLayout()
self.top_layout.addLayout(self.top_grid_layout)
self.settings = Qt.QSettings("GNU Radio", "sic_mpsk_sim")
self.restoreGeometry(self.settings.value("geometry").toByteArray())
##################################################
# Variables
##################################################
self.snr_db = snr_db = 10
self.const_type = const_type = 1
self.variable_qtgui_label_0 = variable_qtgui_label_0 = {
0: 'BPSK',
1: 'QPSK',
2: '8-PSK'
}[const_type] + " - Change const_type for different constellation types!"
self.noisevar = noisevar = 10**(-snr_db / 10)
self.const = const = (digital.constellation_bpsk(),
digital.constellation_qpsk(),
digital.constellation_8psk())
self.block = block = 1000
self.alpha = alpha = .1
self.R = R = 100e3
##################################################
# Blocks
##################################################
self._alpha_range = Range(0, 1, .01, .1, 200)
self._alpha_win = RangeWidget(self._alpha_range, self.set_alpha,
'Alpha (P1/P)', "counter_slider", float)
self.top_layout.addWidget(self._alpha_win)
self._variable_qtgui_label_0_tool_bar = Qt.QToolBar(self)
if None:
self._variable_qtgui_label_0_formatter = None
else:
self._variable_qtgui_label_0_formatter = lambda x: x
self._variable_qtgui_label_0_tool_bar.addWidget(
Qt.QLabel('Constellation Type' + ": "))
self._variable_qtgui_label_0_label = Qt.QLabel(
str(
self._variable_qtgui_label_0_formatter(
self.variable_qtgui_label_0)))
self._variable_qtgui_label_0_tool_bar.addWidget(
self._variable_qtgui_label_0_label)
self.top_layout.addWidget(self._variable_qtgui_label_0_tool_bar)
self._snr_db_range = Range(0, 20, 1, 10, 200)
self._snr_db_win = RangeWidget(self._snr_db_range, self.set_snr_db,
'P/sigma^2 (dB)', "counter_slider",
float)
self.top_layout.addWidget(self._snr_db_win)
self.qtgui_number_sink_0_0_0_0 = qtgui.number_sink(
gr.sizeof_float, 0, qtgui.NUM_GRAPH_HORIZ, 1)
self.qtgui_number_sink_0_0_0_0.set_update_time(0.10)
self.qtgui_number_sink_0_0_0_0.set_title(
'BER 1 (after cancelling user 2)')
labels = ['BER', '', '', '', '', '', '', '', '', '']
units = ['', '', '', '', '', '', '', '', '', '']
colors = [("black", "black"), ("black", "black"), ("black", "black"),
("black", "black"), ("black", "black"), ("black", "black"),
("black", "black"), ("black", "black"), ("black", "black"),
("black", "black")]
factor = [1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
for i in xrange(1):
self.qtgui_number_sink_0_0_0_0.set_min(i, 0)
self.qtgui_number_sink_0_0_0_0.set_max(i, 1)
self.qtgui_number_sink_0_0_0_0.set_color(i, colors[i][0],
colors[i][1])
if len(labels[i]) == 0:
self.qtgui_number_sink_0_0_0_0.set_label(
i, "Data {0}".format(i))
else:
self.qtgui_number_sink_0_0_0_0.set_label(i, labels[i])
self.qtgui_number_sink_0_0_0_0.set_unit(i, units[i])
self.qtgui_number_sink_0_0_0_0.set_factor(i, factor[i])
self.qtgui_number_sink_0_0_0_0.enable_autoscale(False)
self._qtgui_number_sink_0_0_0_0_win = sip.wrapinstance(
self.qtgui_number_sink_0_0_0_0.pyqwidget(), Qt.QWidget)
self.top_grid_layout.addWidget(self._qtgui_number_sink_0_0_0_0_win, 1,
0, 1, 1)
self.qtgui_number_sink_0_0_0 = qtgui.number_sink(
gr.sizeof_float, 0, qtgui.NUM_GRAPH_HORIZ, 1)
self.qtgui_number_sink_0_0_0.set_update_time(0.10)
self.qtgui_number_sink_0_0_0.set_title(
"BER 2 (after cancelling user 1)")
labels = ['BER', '', '', '', '', '', '', '', '', '']
units = ['', '', '', '', '', '', '', '', '', '']
colors = [("black", "black"), ("black", "black"), ("black", "black"),
("black", "black"), ("black", "black"), ("black", "black"),
("black", "black"), ("black", "black"), ("black", "black"),
("black", "black")]
factor = [1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
for i in xrange(1):
self.qtgui_number_sink_0_0_0.set_min(i, 0)
self.qtgui_number_sink_0_0_0.set_max(i, 1)
self.qtgui_number_sink_0_0_0.set_color(i, colors[i][0],
colors[i][1])
if len(labels[i]) == 0:
self.qtgui_number_sink_0_0_0.set_label(i, "Data {0}".format(i))
else:
self.qtgui_number_sink_0_0_0.set_label(i, labels[i])
self.qtgui_number_sink_0_0_0.set_unit(i, units[i])
self.qtgui_number_sink_0_0_0.set_factor(i, factor[i])
self.qtgui_number_sink_0_0_0.enable_autoscale(False)
self._qtgui_number_sink_0_0_0_win = sip.wrapinstance(
self.qtgui_number_sink_0_0_0.pyqwidget(), Qt.QWidget)
self.top_grid_layout.addWidget(self._qtgui_number_sink_0_0_0_win, 1, 1,
1, 1)
self.qtgui_number_sink_0_0 = qtgui.number_sink(gr.sizeof_float, 0,
qtgui.NUM_GRAPH_HORIZ,
1)
self.qtgui_number_sink_0_0.set_update_time(0.10)
self.qtgui_number_sink_0_0.set_title("BER 2 (Without Cancellation)")
labels = ['BER', '', '', '', '', '', '', '', '', '']
units = ['', '', '', '', '', '', '', '', '', '']
colors = [("black", "black"), ("black", "black"), ("black", "black"),
("black", "black"), ("black", "black"), ("black", "black"),
("black", "black"), ("black", "black"), ("black", "black"),
("black", "black")]
factor = [1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
for i in xrange(1):
self.qtgui_number_sink_0_0.set_min(i, 0)
self.qtgui_number_sink_0_0.set_max(i, 1)
self.qtgui_number_sink_0_0.set_color(i, colors[i][0], colors[i][1])
if len(labels[i]) == 0:
self.qtgui_number_sink_0_0.set_label(i, "Data {0}".format(i))
else:
self.qtgui_number_sink_0_0.set_label(i, labels[i])
self.qtgui_number_sink_0_0.set_unit(i, units[i])
self.qtgui_number_sink_0_0.set_factor(i, factor[i])
self.qtgui_number_sink_0_0.enable_autoscale(False)
self._qtgui_number_sink_0_0_win = sip.wrapinstance(
self.qtgui_number_sink_0_0.pyqwidget(), Qt.QWidget)
self.top_grid_layout.addWidget(self._qtgui_number_sink_0_0_win, 0, 1,
1, 1)
self.qtgui_number_sink_0 = qtgui.number_sink(gr.sizeof_float, 0,
qtgui.NUM_GRAPH_HORIZ, 1)
self.qtgui_number_sink_0.set_update_time(0.10)
self.qtgui_number_sink_0.set_title("BER1 (Without Cancellation)")
labels = ['BER', '', '', '', '', '', '', '', '', '']
units = ['', '', '', '', '', '', '', '', '', '']
colors = [("black", "black"), ("black", "black"), ("black", "black"),
("black", "black"), ("black", "black"), ("black", "black"),
("black", "black"), ("black", "black"), ("black", "black"),
("black", "black")]
factor = [1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
for i in xrange(1):
self.qtgui_number_sink_0.set_min(i, 0)
self.qtgui_number_sink_0.set_max(i, 1)
self.qtgui_number_sink_0.set_color(i, colors[i][0], colors[i][1])
if len(labels[i]) == 0:
self.qtgui_number_sink_0.set_label(i, "Data {0}".format(i))
else:
self.qtgui_number_sink_0.set_label(i, labels[i])
self.qtgui_number_sink_0.set_unit(i, units[i])
self.qtgui_number_sink_0.set_factor(i, factor[i])
self.qtgui_number_sink_0.enable_autoscale(False)
self._qtgui_number_sink_0_win = sip.wrapinstance(
self.qtgui_number_sink_0.pyqwidget(), Qt.QWidget)
self.top_grid_layout.addWidget(self._qtgui_number_sink_0_win, 0, 0, 1,
1)
self.qtgui_const_sink_x_0_0 = qtgui.const_sink_c(
1024, #size
"Constellation", #name
1 #number of inputs
)
self.qtgui_const_sink_x_0_0.set_update_time(0.10)
self.qtgui_const_sink_x_0_0.set_y_axis(-2, 2)
self.qtgui_const_sink_x_0_0.set_x_axis(-2, 2)
self.qtgui_const_sink_x_0_0.set_trigger_mode(qtgui.TRIG_MODE_FREE,
qtgui.TRIG_SLOPE_POS, 0.0,
0, "")
self.qtgui_const_sink_x_0_0.enable_autoscale(False)
self.qtgui_const_sink_x_0_0.enable_grid(False)
self.qtgui_const_sink_x_0_0.enable_axis_labels(True)
if not True:
self.qtgui_const_sink_x_0_0.disable_legend()
labels = [
"Constellation: " + str(const[const_type].arity()) + "-PSK", '',
'', '', '', '', '', '', '', ''
]
widths = [1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
colors = [
"blue", "red", "red", "red", "red", "red", "red", "red", "red",
"red"
]
styles = [0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
markers = [0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
alphas = [0.6, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0]
for i in xrange(1):
if len(labels[i]) == 0:
self.qtgui_const_sink_x_0_0.set_line_label(
i, "Data {0}".format(i))
else:
self.qtgui_const_sink_x_0_0.set_line_label(i, labels[i])
self.qtgui_const_sink_x_0_0.set_line_width(i, widths[i])
self.qtgui_const_sink_x_0_0.set_line_color(i, colors[i])
self.qtgui_const_sink_x_0_0.set_line_style(i, styles[i])
self.qtgui_const_sink_x_0_0.set_line_marker(i, markers[i])
self.qtgui_const_sink_x_0_0.set_line_alpha(i, alphas[i])
self._qtgui_const_sink_x_0_0_win = sip.wrapinstance(
self.qtgui_const_sink_x_0_0.pyqwidget(), Qt.QWidget)
self.top_layout.addWidget(self._qtgui_const_sink_x_0_0_win)
self.digital_constellation_decoder_cb_0_0_0_0 = digital.constellation_decoder_cb(
const[const_type].base())
self.digital_constellation_decoder_cb_0_0_0 = digital.constellation_decoder_cb(
const[const_type].base())
self.digital_constellation_decoder_cb_0_0 = digital.constellation_decoder_cb(
const[const_type].base())
self.digital_constellation_decoder_cb_0 = digital.constellation_decoder_cb(
const[const_type].base())
self.digital_chunks_to_symbols_xx_2 = digital.chunks_to_symbols_bc(
(const[const_type].points()), 1)
self.digital_chunks_to_symbols_xx_1_0 = digital.chunks_to_symbols_bc(
(const[const_type].points()), 1)
self.digital_chunks_to_symbols_xx_1 = digital.chunks_to_symbols_bc(
(const[const_type].points()), 1)
self.digital_chunks_to_symbols_xx = digital.chunks_to_symbols_bc(
(const[const_type].points()), 1)
self.blocks_throttle_0_1 = blocks.throttle(gr.sizeof_char * 1, R, True)
self.blocks_sub_xx_2_0 = blocks.sub_cc(1)
self.blocks_sub_xx_2 = blocks.sub_cc(1)
self.blocks_multiply_const_vxx_2_0 = blocks.multiply_const_vcc(
((1 - alpha)**0.5, ))
self.blocks_multiply_const_vxx_2 = blocks.multiply_const_vcc(
(alpha**0.5, ))
self.blocks_multiply_const_vxx_1 = blocks.multiply_const_vcc(
((1 - alpha)**0.5, ))
self.blocks_multiply_const_vxx_0 = blocks.multiply_const_vcc(
(alpha**0.5, ))
self.blocks_add_xx_0 = blocks.add_vcc(1)
self.blks2_error_rate_0_0_0_0 = grc_blks2.error_rate(
type='BER',
win_size=block * 100,
bits_per_symbol=2,
)
self.blks2_error_rate_0_0_0 = grc_blks2.error_rate(
type='BER',
win_size=block * 100,
bits_per_symbol=2,
)
self.blks2_error_rate_0_0 = grc_blks2.error_rate(
type='BER',
win_size=block * 100,
bits_per_symbol=2,
)
self.blks2_error_rate_0 = grc_blks2.error_rate(
type='BER',
win_size=block * 100,
bits_per_symbol=2,
)
self.analog_random_source_x_1 = blocks.vector_source_b(
map(int, numpy.random.randint(0, const[const_type].arity(),
block)), True)
self.analog_random_source_x_0 = blocks.vector_source_b(
map(int, numpy.random.randint(0, const[const_type].arity(),
block)), True)
self.analog_noise_source_x_0 = analog.noise_source_c(
analog.GR_GAUSSIAN, noisevar, -42)
##################################################
# Connections
##################################################
self.connect((self.analog_noise_source_x_0, 0),
(self.blocks_add_xx_0, 2))
self.connect((self.analog_random_source_x_0, 0),
(self.blks2_error_rate_0, 0))
self.connect((self.analog_random_source_x_0, 0),
(self.blks2_error_rate_0_0_0_0, 0))
self.connect((self.analog_random_source_x_0, 0),
(self.blocks_throttle_0_1, 0))
self.connect((self.analog_random_source_x_1, 0),
(self.blks2_error_rate_0_0, 0))
self.connect((self.analog_random_source_x_1, 0),
(self.blks2_error_rate_0_0_0, 0))
self.connect((self.analog_random_source_x_1, 0),
(self.digital_chunks_to_symbols_xx_2, 0))
self.connect((self.blks2_error_rate_0, 0),
(self.qtgui_number_sink_0, 0))
self.connect((self.blks2_error_rate_0_0, 0),
(self.qtgui_number_sink_0_0, 0))
self.connect((self.blks2_error_rate_0_0_0, 0),
(self.qtgui_number_sink_0_0_0, 0))
self.connect((self.blks2_error_rate_0_0_0_0, 0),
(self.qtgui_number_sink_0_0_0_0, 0))
self.connect((self.blocks_add_xx_0, 0), (self.blocks_sub_xx_2, 0))
self.connect((self.blocks_add_xx_0, 0), (self.blocks_sub_xx_2_0, 0))
self.connect((self.blocks_add_xx_0, 0),
(self.digital_constellation_decoder_cb_0, 0))
self.connect((self.blocks_add_xx_0, 0),
(self.digital_constellation_decoder_cb_0_0, 0))
self.connect((self.blocks_add_xx_0, 0),
(self.qtgui_const_sink_x_0_0, 0))
self.connect((self.blocks_multiply_const_vxx_0, 0),
(self.blocks_add_xx_0, 0))
self.connect((self.blocks_multiply_const_vxx_1, 0),
(self.blocks_add_xx_0, 1))
self.connect((self.blocks_multiply_const_vxx_2, 0),
(self.blocks_sub_xx_2, 1))
self.connect((self.blocks_multiply_const_vxx_2_0, 0),
(self.blocks_sub_xx_2_0, 1))
self.connect((self.blocks_sub_xx_2, 0),
(self.digital_constellation_decoder_cb_0_0_0, 0))
self.connect((self.blocks_sub_xx_2_0, 0),
(self.digital_constellation_decoder_cb_0_0_0_0, 0))
self.connect((self.blocks_throttle_0_1, 0),
(self.digital_chunks_to_symbols_xx, 0))
self.connect((self.digital_chunks_to_symbols_xx, 0),
(self.blocks_multiply_const_vxx_0, 0))
self.connect((self.digital_chunks_to_symbols_xx_1, 0),
(self.blocks_multiply_const_vxx_2, 0))
self.connect((self.digital_chunks_to_symbols_xx_1_0, 0),
(self.blocks_multiply_const_vxx_2_0, 0))
self.connect((self.digital_chunks_to_symbols_xx_2, 0),
(self.blocks_multiply_const_vxx_1, 0))
self.connect((self.digital_constellation_decoder_cb_0, 0),
(self.blks2_error_rate_0, 1))
self.connect((self.digital_constellation_decoder_cb_0, 0),
(self.digital_chunks_to_symbols_xx_1, 0))
self.connect((self.digital_constellation_decoder_cb_0_0, 0),
(self.blks2_error_rate_0_0, 1))
self.connect((self.digital_constellation_decoder_cb_0_0, 0),
(self.digital_chunks_to_symbols_xx_1_0, 0))
self.connect((self.digital_constellation_decoder_cb_0_0_0, 0),
(self.blks2_error_rate_0_0_0, 1))
self.connect((self.digital_constellation_decoder_cb_0_0_0_0, 0),
(self.blks2_error_rate_0_0_0_0, 1))
def __init__(self):
gr.top_block.__init__(self, "Pal Transmit")
##################################################
# Variables
##################################################
self.samp_visual = samp_visual = 702
self.samp_rate = samp_rate = samp_visual / (52e-6)
self.samp_line = samp_line = int((64e-6) * samp_rate)
self.sub_freq = sub_freq = 4433618.75
self.samp_visual_delay = samp_visual_delay = int(2.5 / 64 * samp_line)
self.samp_h_sync = samp_h_sync = int(4.7 / 64 * samp_line)
self.samp_burst_delay = samp_burst_delay = int(0.9 / 64 * samp_line)
self.samp_burst = samp_burst = int(2.25 / 64 * samp_line)
self.rf_gain = rf_gain = 14
self.lines_visual = lines_visual = 576
self.lines_half_frame = lines_half_frame = 305
self.level_blank = level_blank = 0.285
self.level_black = level_black = 0.339
self.if_gain = if_gain = 48
##################################################
# Blocks
##################################################
self.stdin = blocks.file_source(gr.sizeof_char * 1, '/dev/stdin',
False)
self.stdin.set_begin_tag(pmt.PMT_NIL)
self.short_sync_pulse_0_3_0_1 = short_sync_pulse(
samp_half_line=samp_line / 2, )
self.short_sync_pulse_0_3_0_0_0 = short_sync_pulse(
samp_half_line=samp_line / 2, )
self.short_sync_pulse_0_3_0_0 = short_sync_pulse(
samp_half_line=samp_line / 2, )
self.short_sync_pulse_0_3_0 = short_sync_pulse(
samp_half_line=samp_line / 2, )
self.osmosdr_sink_0_0 = osmosdr.sink(args="numchan=" + str(1) + " " +
'hackrf=0')
self.osmosdr_sink_0_0.set_sample_rate(samp_rate)
self.osmosdr_sink_0_0.set_center_freq(55e6, 0)
self.osmosdr_sink_0_0.set_freq_corr(0, 0)
self.osmosdr_sink_0_0.set_gain(rf_gain, 0)
self.osmosdr_sink_0_0.set_if_gain(if_gain, 0)
self.osmosdr_sink_0_0.set_bb_gain(24, 0)
self.osmosdr_sink_0_0.set_antenna('', 0)
self.osmosdr_sink_0_0.set_bandwidth(0, 0)
self.long_sync_pulse_0_0 = long_sync_pulse(samp_line=samp_line / 2, )
self.long_sync_pulse_0 = long_sync_pulse(samp_line=samp_line / 2, )
self.blocks_vector_to_stream_2_1_0 = blocks.vector_to_stream(
gr.sizeof_gr_complex * 1, samp_visual)
self.blocks_vector_to_stream_2_1 = blocks.vector_to_stream(
gr.sizeof_gr_complex * 1, samp_visual)
self.blocks_vector_to_stream_2_0 = blocks.vector_to_stream(
gr.sizeof_gr_complex * 1, lines_half_frame * samp_visual)
self.blocks_vector_to_stream_2 = blocks.vector_to_stream(
gr.sizeof_gr_complex * 1, lines_half_frame * samp_visual)
self.blocks_vector_to_stream_1_1 = blocks.vector_to_stream(
gr.sizeof_float * samp_visual, 3 * lines_visual)
self.blocks_vector_to_stream_1_0_1 = blocks.vector_to_stream(
gr.sizeof_float * 1, lines_half_frame * samp_visual)
self.blocks_vector_to_stream_1_0 = blocks.vector_to_stream(
gr.sizeof_float * 1, lines_half_frame * samp_visual)
self.blocks_vector_to_stream_1 = blocks.vector_to_stream(
gr.sizeof_float * samp_visual, 3 * lines_visual)
self.blocks_vector_to_stream_0_1 = blocks.vector_to_stream(
gr.sizeof_gr_complex * 1, samp_burst)
self.blocks_vector_to_stream_0_0 = blocks.vector_to_stream(
gr.sizeof_gr_complex * 1, samp_line)
self.blocks_vector_to_stream_0 = blocks.vector_to_stream(
gr.sizeof_gr_complex * 1, samp_line / 2)
self.blocks_uchar_to_float_0 = blocks.uchar_to_float()
self.blocks_sub_xx_0 = blocks.sub_cc(1)
self.blocks_stream_to_vector_1_0_0_1_1 = blocks.stream_to_vector(
gr.sizeof_float * 1, samp_visual)
self.blocks_stream_to_vector_1_0_0_1_0_0 = blocks.stream_to_vector(
gr.sizeof_float * 1, samp_visual)
self.blocks_stream_to_vector_1_0_0_1_0 = blocks.stream_to_vector(
gr.sizeof_float * 1, samp_visual)
self.blocks_stream_to_vector_1_0_0_1 = blocks.stream_to_vector(
gr.sizeof_float * 1, samp_visual)
self.blocks_stream_to_vector_1_0_0_0_0 = blocks.stream_to_vector(
gr.sizeof_float * samp_visual, lines_half_frame)
self.blocks_stream_to_vector_1_0_0_0 = blocks.stream_to_vector(
gr.sizeof_float * samp_visual, lines_half_frame)
self.blocks_stream_to_vector_1_0_0 = blocks.stream_to_vector(
gr.sizeof_float * 1, 3 * samp_visual * lines_visual)
self.blocks_stream_to_vector_0_1_1_2_0 = blocks.stream_to_vector(
gr.sizeof_gr_complex * 1, samp_burst)
self.blocks_stream_to_vector_0_1_1_2 = blocks.stream_to_vector(
gr.sizeof_gr_complex * 1, samp_burst)
self.blocks_stream_to_vector_0_1_1_1 = blocks.stream_to_vector(
gr.sizeof_gr_complex * 1, samp_burst)
self.blocks_stream_to_vector_0_1_1_0_0 = blocks.stream_to_vector(
gr.sizeof_gr_complex * 1, samp_burst)
self.blocks_stream_to_vector_0_1_1_0 = blocks.stream_to_vector(
gr.sizeof_gr_complex * 1, samp_burst)
self.blocks_stream_to_vector_0_1_1 = blocks.stream_to_vector(
gr.sizeof_gr_complex * 1, samp_burst)
self.blocks_stream_to_vector_0_1_0_0_0_0_0 = blocks.stream_to_vector(
gr.sizeof_gr_complex * 1, samp_visual)
self.blocks_stream_to_vector_0_1_0_0_0_0 = blocks.stream_to_vector(
gr.sizeof_gr_complex * 1, samp_visual)
self.blocks_stream_to_vector_0_1_0_0_0 = blocks.stream_to_vector(
gr.sizeof_gr_complex * 1, samp_visual)
self.blocks_stream_to_vector_0_1_0_0 = blocks.stream_to_vector(
gr.sizeof_gr_complex * 1, samp_visual)
self.blocks_stream_to_vector_0_0_0 = blocks.stream_to_vector(
gr.sizeof_gr_complex * 1, samp_line)
self.blocks_stream_to_vector_0_0 = blocks.stream_to_vector(
gr.sizeof_gr_complex * 1, samp_line / 2)
self.blocks_stream_to_vector_0 = blocks.stream_to_vector(
gr.sizeof_gr_complex * 1, samp_line / 2)
self.blocks_stream_to_streams_2 = blocks.stream_to_streams(
gr.sizeof_gr_complex * samp_visual, 2)
self.blocks_stream_to_streams_1 = blocks.stream_to_streams(
gr.sizeof_float * samp_visual * lines_visual * 3, 2)
self.blocks_stream_to_streams_0_0_0_0 = blocks.stream_to_streams(
gr.sizeof_float * samp_visual, 2)
self.blocks_stream_to_streams_0_0_0 = blocks.stream_to_streams(
gr.sizeof_float * samp_visual, 2)
self.blocks_stream_to_streams_0_0 = blocks.stream_to_streams(
gr.sizeof_float * lines_half_frame * samp_visual, 3)
self.blocks_stream_to_streams_0 = blocks.stream_to_streams(
gr.sizeof_float * lines_half_frame * samp_visual, 3)
self.blocks_stream_mux_4 = blocks.stream_mux(
gr.sizeof_gr_complex * samp_burst, (8, 305, 7, 305))
self.blocks_stream_mux_3_0 = blocks.stream_mux(
gr.sizeof_float * 702, (9, lines_visual / 2, 8))
self.blocks_stream_mux_3 = blocks.stream_mux(gr.sizeof_float * 702,
(8, lines_visual / 2, 9))
self.blocks_stream_mux_2_1 = blocks.stream_mux(
gr.sizeof_gr_complex * 1,
(samp_h_sync + samp_burst_delay, samp_burst, samp_visual_delay,
samp_visual, samp_line -
(samp_h_sync + samp_burst_delay + samp_burst + samp_visual_delay +
samp_visual)))
self.blocks_stream_mux_2_0 = blocks.stream_mux(
gr.sizeof_gr_complex * 1,
(samp_h_sync, samp_burst_delay + samp_burst + samp_visual_delay,
samp_visual, samp_line -
(samp_h_sync + samp_burst_delay + samp_burst + samp_visual_delay +
samp_visual)))
self.blocks_stream_mux_2 = blocks.stream_mux(
gr.sizeof_gr_complex * 1,
(samp_h_sync, samp_burst_delay + samp_burst + samp_visual_delay,
samp_visual, samp_line -
(samp_h_sync + samp_burst_delay + samp_burst + samp_visual_delay +
samp_visual)))
self.blocks_stream_mux_1_1_0 = blocks.stream_mux(
gr.sizeof_gr_complex * samp_visual, (8, 305, 7, 305))
self.blocks_stream_mux_1_0_0_0_1 = blocks.stream_mux(
gr.sizeof_gr_complex * samp_burst, (1, 1))
self.blocks_stream_mux_1 = blocks.stream_mux(
gr.sizeof_gr_complex * samp_line / 2,
(6, 5, 5, 2 * 305, 5, 5, 4, 2 * 305))
self.blocks_stream_mux_0 = blocks.stream_mux(
gr.sizeof_gr_complex * 1, (samp_visual, samp_visual))
self.blocks_null_sink_1_0 = blocks.null_sink(gr.sizeof_float *
samp_visual)
self.blocks_null_sink_1 = blocks.null_sink(gr.sizeof_float *
samp_visual)
self.blocks_multiply_xx_2 = blocks.multiply_vcc(samp_burst)
self.blocks_multiply_xx_0 = blocks.multiply_vcc(1)
self.blocks_multiply_const_vxx_0 = blocks.multiply_const_vff(
(0.00390625 / 2, ))
self.blocks_float_to_complex_1_0 = blocks.float_to_complex(
lines_half_frame * samp_visual)
self.blocks_float_to_complex_1 = blocks.float_to_complex(
lines_half_frame * samp_visual)
self.blocks_float_to_complex_0_0 = blocks.float_to_complex(1)
self.blocks_float_to_complex_0 = blocks.float_to_complex(1)
self.blocks_conjugate_cc_0 = blocks.conjugate_cc()
self.blocks_add_xx_0 = blocks.add_vcc(1)
self.blocks_add_const_vxx_0_0 = blocks.add_const_vcc((level_black, ))
self.blocks_add_const_vxx_0 = blocks.add_const_vcc((level_black, ))
self.analog_sig_source_x_0 = analog.sig_source_c(
samp_rate, analog.GR_COS_WAVE, 4433618.75, 0.68, 0)
self.analog_const_source_x_3_0_0_0 = analog.sig_source_c(
0, analog.GR_CONST_WAVE, 0, 0, 1)
self.analog_const_source_x_3_0_0 = analog.sig_source_c(
0, analog.GR_CONST_WAVE, 0, 0, 1)
self.analog_const_source_x_3_0 = analog.sig_source_c(
0, analog.GR_CONST_WAVE, 0, 0, 0)
self.analog_const_source_x_3 = analog.sig_source_c(
0, analog.GR_CONST_WAVE, 0, 0, 0)
self.analog_const_source_x_0_0_3_2 = analog.sig_source_c(
0, analog.GR_CONST_WAVE, 0, 0, 0)
self.analog_const_source_x_0_0_3_1_1_1 = analog.sig_source_f(
0, analog.GR_CONST_WAVE, 0, 0, 0)
self.analog_const_source_x_0_0_3_1_1_0_0 = analog.sig_source_f(
0, analog.GR_CONST_WAVE, 0, 0, 0)
self.analog_const_source_x_0_0_3_1_1_0 = analog.sig_source_f(
0, analog.GR_CONST_WAVE, 0, 0, 0)
self.analog_const_source_x_0_0_3_1_1 = analog.sig_source_f(
0, analog.GR_CONST_WAVE, 0, 0, 0)
self.analog_const_source_x_0_0_3_1_0 = analog.sig_source_f(
0, analog.GR_CONST_WAVE, 0, 0, 0)
self.analog_const_source_x_0_0_3_1 = analog.sig_source_f(
0, analog.GR_CONST_WAVE, 0, 0, 0)
self.analog_const_source_x_0_0_3_0_1 = analog.sig_source_c(
0, analog.GR_CONST_WAVE, 0, 0, level_blank)
self.analog_const_source_x_0_0_3_0_0_0 = analog.sig_source_c(
0, analog.GR_CONST_WAVE, 0, 0, level_blank)
self.analog_const_source_x_0_0_3_0_0 = analog.sig_source_c(
0, analog.GR_CONST_WAVE, 0, 0, level_blank)
self.analog_const_source_x_0_0_3_0 = analog.sig_source_c(
0, analog.GR_CONST_WAVE, 0, 0, level_blank)
self.analog_const_source_x_0_0_3 = analog.sig_source_c(
0, analog.GR_CONST_WAVE, 0, 0, 0)
self.analog_const_source_x_0_0_2_0_0_0 = analog.sig_source_c(
0, analog.GR_CONST_WAVE, 0, 0, (-1 + 1j) / sqrt(2))
self.analog_const_source_x_0_0_1_0_0_0 = analog.sig_source_c(
0, analog.GR_CONST_WAVE, 0, 0, (-1 - 1j) / sqrt(2))
self.analog_const_source_x_0_0_0_0_0_1_0_0 = analog.sig_source_c(
0, analog.GR_CONST_WAVE, 0, 0, 0)
self.analog_const_source_x_0_0_0_0_0_1_0 = analog.sig_source_c(
0, analog.GR_CONST_WAVE, 0, 0, 0)
self.analog_const_source_x_0_0_0_0_0_1 = analog.sig_source_c(
0, analog.GR_CONST_WAVE, 0, 0, 0)
self.analog_const_source_x_0_0_0_0_0_0 = analog.sig_source_c(
0, analog.GR_CONST_WAVE, 0, 0, 0)
self.analog_const_source_x_0_0_0_0_0 = analog.sig_source_c(
0, analog.GR_CONST_WAVE, 0, 0, 0)
self.analog_const_source_x_0 = analog.sig_source_c(
0, analog.GR_CONST_WAVE, 0, 0, 1)
##################################################
# Connections
##################################################
self.connect((self.analog_const_source_x_0, 0),
(self.blocks_sub_xx_0, 0))
self.connect((self.analog_const_source_x_0_0_0_0_0, 0),
(self.blocks_stream_to_vector_0_1_0_0_0_0, 0))
self.connect((self.analog_const_source_x_0_0_0_0_0_0, 0),
(self.blocks_stream_to_vector_0_1_0_0_0_0_0, 0))
self.connect((self.analog_const_source_x_0_0_0_0_0_1, 0),
(self.blocks_stream_mux_2_1, 0))
self.connect((self.analog_const_source_x_0_0_0_0_0_1_0, 0),
(self.blocks_stream_mux_2_1, 4))
self.connect((self.analog_const_source_x_0_0_0_0_0_1_0_0, 0),
(self.blocks_stream_mux_2_1, 2))
self.connect((self.analog_const_source_x_0_0_1_0_0_0, 0),
(self.blocks_stream_to_vector_0_1_1_2_0, 0))
self.connect((self.analog_const_source_x_0_0_2_0_0_0, 0),
(self.blocks_stream_to_vector_0_1_1_2, 0))
self.connect((self.analog_const_source_x_0_0_3, 0),
(self.blocks_stream_mux_2, 0))
self.connect((self.analog_const_source_x_0_0_3_0, 0),
(self.blocks_stream_mux_2, 1))
self.connect((self.analog_const_source_x_0_0_3_0_0, 0),
(self.blocks_stream_mux_2, 3))
self.connect((self.analog_const_source_x_0_0_3_0_0_0, 0),
(self.blocks_stream_mux_2_0, 3))
self.connect((self.analog_const_source_x_0_0_3_0_1, 0),
(self.blocks_stream_mux_2_0, 1))
self.connect((self.analog_const_source_x_0_0_3_1, 0),
(self.blocks_float_to_complex_0, 1))
self.connect((self.analog_const_source_x_0_0_3_1_0, 0),
(self.blocks_float_to_complex_0_0, 1))
self.connect((self.analog_const_source_x_0_0_3_1_1, 0),
(self.blocks_stream_to_vector_1_0_0_1, 0))
self.connect((self.analog_const_source_x_0_0_3_1_1_0, 0),
(self.blocks_stream_to_vector_1_0_0_1_0, 0))
self.connect((self.analog_const_source_x_0_0_3_1_1_0_0, 0),
(self.blocks_stream_to_vector_1_0_0_1_0_0, 0))
self.connect((self.analog_const_source_x_0_0_3_1_1_1, 0),
(self.blocks_stream_to_vector_1_0_0_1_1, 0))
self.connect((self.analog_const_source_x_0_0_3_2, 0),
(self.blocks_stream_mux_2_0, 0))
self.connect((self.analog_const_source_x_3, 0),
(self.blocks_stream_to_vector_0_1_1, 0))
self.connect((self.analog_const_source_x_3_0, 0),
(self.blocks_stream_to_vector_0_1_1_0, 0))
self.connect((self.analog_const_source_x_3_0_0, 0),
(self.blocks_stream_to_vector_0_1_1_1, 0))
self.connect((self.analog_const_source_x_3_0_0_0, 0),
(self.blocks_stream_to_vector_0_1_1_0_0, 0))
self.connect((self.analog_sig_source_x_0, 0),
(self.blocks_multiply_xx_0, 1))
self.connect((self.blocks_add_const_vxx_0, 0),
(self.blocks_stream_mux_2, 2))
self.connect((self.blocks_add_const_vxx_0_0, 0),
(self.blocks_stream_mux_2_0, 2))
self.connect((self.blocks_add_xx_0, 0),
(self.blocks_stream_to_vector_0_0_0, 0))
self.connect((self.blocks_conjugate_cc_0, 0),
(self.blocks_stream_mux_0, 1))
self.connect((self.blocks_float_to_complex_0, 0),
(self.blocks_add_const_vxx_0, 0))
self.connect((self.blocks_float_to_complex_0_0, 0),
(self.blocks_add_const_vxx_0_0, 0))
self.connect((self.blocks_float_to_complex_1, 0),
(self.blocks_vector_to_stream_2, 0))
self.connect((self.blocks_float_to_complex_1_0, 0),
(self.blocks_vector_to_stream_2_0, 0))
self.connect((self.blocks_multiply_const_vxx_0, 0),
(self.blocks_stream_to_vector_1_0_0, 0))
self.connect((self.blocks_multiply_xx_0, 0), (self.blocks_add_xx_0, 1))
self.connect((self.blocks_multiply_xx_2, 0),
(self.blocks_vector_to_stream_0_1, 0))
self.connect((self.blocks_stream_mux_0, 0),
(self.blocks_stream_mux_2_1, 3))
self.connect((self.blocks_stream_mux_1, 0),
(self.blocks_vector_to_stream_0, 0))
self.connect((self.blocks_stream_mux_1_0_0_0_1, 0),
(self.blocks_multiply_xx_2, 0))
self.connect((self.blocks_stream_mux_1_1_0, 0),
(self.blocks_stream_to_streams_2, 0))
self.connect((self.blocks_stream_mux_2, 0),
(self.blocks_stream_to_vector_0, 0))
self.connect((self.blocks_stream_mux_2_0, 0),
(self.blocks_stream_to_vector_0_0, 0))
self.connect((self.blocks_stream_mux_2_1, 0),
(self.blocks_multiply_xx_0, 0))
self.connect((self.blocks_stream_mux_3, 0),
(self.blocks_stream_to_vector_1_0_0_0, 0))
self.connect((self.blocks_stream_mux_3_0, 0),
(self.blocks_stream_to_vector_1_0_0_0_0, 0))
self.connect((self.blocks_stream_mux_4, 0),
(self.blocks_multiply_xx_2, 1))
self.connect((self.blocks_stream_to_streams_0, 1),
(self.blocks_float_to_complex_1, 0))
self.connect((self.blocks_stream_to_streams_0, 2),
(self.blocks_float_to_complex_1, 1))
self.connect((self.blocks_stream_to_streams_0, 0),
(self.blocks_vector_to_stream_1_0, 0))
self.connect((self.blocks_stream_to_streams_0_0, 1),
(self.blocks_float_to_complex_1_0, 0))
self.connect((self.blocks_stream_to_streams_0_0, 2),
(self.blocks_float_to_complex_1_0, 1))
self.connect((self.blocks_stream_to_streams_0_0, 0),
(self.blocks_vector_to_stream_1_0_1, 0))
self.connect((self.blocks_stream_to_streams_0_0_0, 1),
(self.blocks_null_sink_1, 0))
self.connect((self.blocks_stream_to_streams_0_0_0, 0),
(self.blocks_stream_mux_3, 1))
self.connect((self.blocks_stream_to_streams_0_0_0_0, 0),
(self.blocks_null_sink_1_0, 0))
self.connect((self.blocks_stream_to_streams_0_0_0_0, 1),
(self.blocks_stream_mux_3_0, 1))
self.connect((self.blocks_stream_to_streams_1, 0),
(self.blocks_vector_to_stream_1, 0))
self.connect((self.blocks_stream_to_streams_1, 1),
(self.blocks_vector_to_stream_1_1, 0))
self.connect((self.blocks_stream_to_streams_2, 1),
(self.blocks_vector_to_stream_2_1, 0))
self.connect((self.blocks_stream_to_streams_2, 0),
(self.blocks_vector_to_stream_2_1_0, 0))
self.connect((self.blocks_stream_to_vector_0, 0),
(self.blocks_stream_mux_1, 3))
self.connect((self.blocks_stream_to_vector_0_0, 0),
(self.blocks_stream_mux_1, 7))
self.connect((self.blocks_stream_to_vector_0_0_0, 0),
(self.blocks_vector_to_stream_0_0, 0))
self.connect((self.blocks_stream_to_vector_0_1_0_0, 0),
(self.blocks_stream_mux_1_1_0, 3))
self.connect((self.blocks_stream_to_vector_0_1_0_0_0, 0),
(self.blocks_stream_mux_1_1_0, 1))
self.connect((self.blocks_stream_to_vector_0_1_0_0_0_0, 0),
(self.blocks_stream_mux_1_1_0, 0))
self.connect((self.blocks_stream_to_vector_0_1_0_0_0_0_0, 0),
(self.blocks_stream_mux_1_1_0, 2))
self.connect((self.blocks_stream_to_vector_0_1_1, 0),
(self.blocks_stream_mux_4, 0))
self.connect((self.blocks_stream_to_vector_0_1_1_0, 0),
(self.blocks_stream_mux_4, 2))
self.connect((self.blocks_stream_to_vector_0_1_1_0_0, 0),
(self.blocks_stream_mux_4, 3))
self.connect((self.blocks_stream_to_vector_0_1_1_1, 0),
(self.blocks_stream_mux_4, 1))
self.connect((self.blocks_stream_to_vector_0_1_1_2, 0),
(self.blocks_stream_mux_1_0_0_0_1, 0))
self.connect((self.blocks_stream_to_vector_0_1_1_2_0, 0),
(self.blocks_stream_mux_1_0_0_0_1, 1))
self.connect((self.blocks_stream_to_vector_1_0_0, 0),
(self.blocks_stream_to_streams_1, 0))
self.connect((self.blocks_stream_to_vector_1_0_0_0, 0),
(self.blocks_stream_to_streams_0, 0))
self.connect((self.blocks_stream_to_vector_1_0_0_0_0, 0),
(self.blocks_stream_to_streams_0_0, 0))
self.connect((self.blocks_stream_to_vector_1_0_0_1, 0),
(self.blocks_stream_mux_3, 0))
self.connect((self.blocks_stream_to_vector_1_0_0_1_0, 0),
(self.blocks_stream_mux_3, 2))
self.connect((self.blocks_stream_to_vector_1_0_0_1_0_0, 0),
(self.blocks_stream_mux_3_0, 2))
self.connect((self.blocks_stream_to_vector_1_0_0_1_1, 0),
(self.blocks_stream_mux_3_0, 0))
self.connect((self.blocks_sub_xx_0, 0), (self.blocks_add_xx_0, 0))
self.connect((self.blocks_uchar_to_float_0, 0),
(self.blocks_multiply_const_vxx_0, 0))
self.connect((self.blocks_vector_to_stream_0, 0),
(self.blocks_sub_xx_0, 1))
self.connect((self.blocks_vector_to_stream_0_0, 0),
(self.osmosdr_sink_0_0, 0))
self.connect((self.blocks_vector_to_stream_0_1, 0),
(self.blocks_stream_mux_2_1, 1))
self.connect((self.blocks_vector_to_stream_1, 0),
(self.blocks_stream_to_streams_0_0_0, 0))
self.connect((self.blocks_vector_to_stream_1_0, 0),
(self.blocks_float_to_complex_0, 0))
self.connect((self.blocks_vector_to_stream_1_0_1, 0),
(self.blocks_float_to_complex_0_0, 0))
self.connect((self.blocks_vector_to_stream_1_1, 0),
(self.blocks_stream_to_streams_0_0_0_0, 0))
self.connect((self.blocks_vector_to_stream_2, 0),
(self.blocks_stream_to_vector_0_1_0_0_0, 0))
self.connect((self.blocks_vector_to_stream_2_0, 0),
(self.blocks_stream_to_vector_0_1_0_0, 0))
self.connect((self.blocks_vector_to_stream_2_1, 0),
(self.blocks_conjugate_cc_0, 0))
self.connect((self.blocks_vector_to_stream_2_1_0, 0),
(self.blocks_stream_mux_0, 0))
self.connect((self.long_sync_pulse_0, 0),
(self.blocks_stream_mux_1, 1))
self.connect((self.long_sync_pulse_0_0, 0),
(self.blocks_stream_mux_1, 5))
self.connect((self.short_sync_pulse_0_3_0, 0),
(self.blocks_stream_mux_1, 0))
self.connect((self.short_sync_pulse_0_3_0_0, 0),
(self.blocks_stream_mux_1, 2))
self.connect((self.short_sync_pulse_0_3_0_0_0, 0),
(self.blocks_stream_mux_1, 6))
self.connect((self.short_sync_pulse_0_3_0_1, 0),
(self.blocks_stream_mux_1, 4))
self.connect((self.stdin, 0), (self.blocks_uchar_to_float_0, 0))
import gnuradio
from gnuradio import gr
from gnuradio import blocks as grblocks
import sys
if __name__ == '__main__':
duration = float(sys.argv[1])
tb = gr.top_block()
src = gr.null_source(8)
b0 = gr.copy(8)
b1 = grblocks.sub_cc()
b2 = gr.copy(8)
b3 = grblocks.divide_cc()
b4 = gr.copy(8)
sink = gr.null_sink(8)
tb.connect(src, b0, b1, b2, b3, b4, sink)
import time
tb.start()
time.sleep(duration)
print '##RESULT##', sink.nitems_read(0) / duration
import sys
sys.stdout.flush()
tb.stop()
tb.wait()
def __init__(self):
gr.top_block.__init__(self, "DL Demod training")
Qt.QWidget.__init__(self)
self.setWindowTitle("DL Demod training")
qtgui.util.check_set_qss()
try:
self.setWindowIcon(Qt.QIcon.fromTheme('gnuradio-grc'))
except:
pass
self.top_scroll_layout = Qt.QVBoxLayout()
self.setLayout(self.top_scroll_layout)
self.top_scroll = Qt.QScrollArea()
self.top_scroll.setFrameStyle(Qt.QFrame.NoFrame)
self.top_scroll_layout.addWidget(self.top_scroll)
self.top_scroll.setWidgetResizable(True)
self.top_widget = Qt.QWidget()
self.top_scroll.setWidget(self.top_widget)
self.top_layout = Qt.QVBoxLayout(self.top_widget)
self.top_grid_layout = Qt.QGridLayout()
self.top_layout.addLayout(self.top_grid_layout)
self.settings = Qt.QSettings("GNU Radio", "ofdm_base")
try:
if StrictVersion(Qt.qVersion()) < StrictVersion("5.0.0"):
self.restoreGeometry(
self.settings.value("geometry").toByteArray())
else:
self.restoreGeometry(self.settings.value("geometry"))
except:
pass
##################################################
# Variables
##################################################
self.pilot_symbols = pilot_symbols = ((
1,
1,
1,
-1,
), )
self.pilot_carriers = pilot_carriers = ((
-21,
-7,
7,
21,
), )
self.payload_mod = payload_mod = digital.constellation_qpsk()
self.packet_length_tag_key = packet_length_tag_key = "packet_length"
self.occupied_carriers = occupied_carriers = (
list(range(-26, -21)) + list(range(-20, -7)) + list(range(-6, 0)) +
list(range(1, 7)) + list(range(8, 21)) + list(range(22, 27)), )
self.length_tag_key_0 = length_tag_key_0 = "frame_len"
self.length_tag_key = length_tag_key = "packet_len"
self.header_mod = header_mod = digital.constellation_bpsk()
self.fft_len = fft_len = 64
self.errors = errors = 0
self.variable_qtgui_label_0 = variable_qtgui_label_0 = errors
self.training_mod = training_mod = 10
self.sync_word2 = sync_word2 = [
0, 0, 0, 0, 0, 0, -1, -1, -1, -1, 1, 1, -1, -1, -1, 1, -1, 1, 1, 1,
1, 1, -1, -1, -1, -1, -1, 1, -1, -1, 1, -1, 0, 1, -1, 1, 1, 1, -1,
1, 1, 1, -1, 1, 1, 1, 1, -1, 1, -1, -1, -1, 1, -1, 1, -1, -1, -1,
-1, 0, 0, 0, 0, 0
]
self.sync_word1 = sync_word1 = [
0., 0., 0., 0., 0., 0., 0., 1.41421356, 0., -1.41421356, 0.,
1.41421356, 0., -1.41421356, 0., -1.41421356, 0., -1.41421356, 0.,
1.41421356, 0., -1.41421356, 0., 1.41421356, 0., -1.41421356, 0.,
-1.41421356, 0., -1.41421356, 0., -1.41421356, 0., 1.41421356, 0.,
-1.41421356, 0., 1.41421356, 0., 1.41421356, 0., 1.41421356, 0.,
-1.41421356, 0., 1.41421356, 0., 1.41421356, 0., 1.41421356, 0.,
-1.41421356, 0., 1.41421356, 0., 1.41421356, 0., 1.41421356, 0.,
0., 0., 0., 0., 0.
]
self.stop_button = stop_button = 0
self.stop_button_args = stop_button_args = None
self.start_button = start_button = 0
self.start_button_args = start_button_args = None
self.snr_stop = snr_stop = 12
self.snr_step = snr_step = 0.2
self.snr_start = snr_start = -4
self.samp_rate = samp_rate = 1e6
self.rolloff = rolloff = 0
self.reset_ber = reset_ber = 0
self.reset_ber_args = reset_ber_args = None
self.reset = reset = 0
self.reset_args = reset_args = None
self.payload_equalizer = payload_equalizer = digital.ofdm_equalizer_simpledfe(
fft_len, payload_mod.base(), occupied_carriers, pilot_carriers,
pilot_symbols, 1)
self.packet_len = packet_len = 256
self.mag = mag = -4
self.header_formatter = header_formatter = digital.packet_header_ofdm(
occupied_carriers,
n_syms=1,
len_tag_key=packet_length_tag_key,
frame_len_tag_key=length_tag_key_0,
bits_per_header_sym=header_mod.bits_per_symbol(),
bits_per_payload_sym=payload_mod.bits_per_symbol(),
scramble_header=False)
self.header_equalizer = header_equalizer = digital.ofdm_equalizer_simpledfe(
fft_len, header_mod.base(), occupied_carriers, pilot_carriers,
pilot_symbols)
self.hdr_format = hdr_format = digital.header_format_ofdm(
occupied_carriers,
1,
length_tag_key,
)
self.gain_rx = gain_rx = 0
self.gain = gain = 30
self.freq = freq = 900e6
##################################################
# Blocks
##################################################
self._training_mod_tool_bar = Qt.QToolBar(self)
self._training_mod_tool_bar.addWidget(
Qt.QLabel('Alternate training every' + ": "))
self._training_mod_line_edit = Qt.QLineEdit(str(self.training_mod))
self._training_mod_tool_bar.addWidget(self._training_mod_line_edit)
self._training_mod_line_edit.returnPressed.connect(
lambda: self.set_training_mod(
int(str(self._training_mod_line_edit.text()))))
self.top_grid_layout.addWidget(self._training_mod_tool_bar, 4, 0, 1, 1)
for r in range(4, 5):
self.top_grid_layout.setRowStretch(r, 1)
for c in range(0, 1):
self.top_grid_layout.setColumnStretch(c, 1)
self._mag_range = Range(snr_start, 20, 0.01, -4, 200)
self._mag_win = RangeWidget(self._mag_range, self.set_mag, 'Magnitude',
"counter_slider", float)
self.top_grid_layout.addWidget(self._mag_win, 2, 0, 2, 2)
for r in range(2, 4):
self.top_grid_layout.setRowStretch(r, 1)
for c in range(0, 2):
self.top_grid_layout.setColumnStretch(c, 1)
self.learning_sweeper_0 = learning.sweeper(
self, np.arange(snr_start, snr_stop, snr_step), 200,
'learning_ber_bf_0', 'blocks_probe_signal_x_0', self.set_mag)
self.learning_dl_demod_0 = learning.dl_demod('packet_num',
packet_len * 4, 16,
training_mod, 0.05)
self.learning_ber_bf_0 = learning.ber_bf(False, 100, -7.0, 2)
self._gain_rx_range = Range(0, 90, .2, 0, 200)
self._gain_rx_win = RangeWidget(self._gain_rx_range, self.set_gain_rx,
'Amplitude Rx', "counter_slider",
float)
self.top_grid_layout.addWidget(self._gain_rx_win, 0, 2, 2, 1)
for r in range(0, 2):
self.top_grid_layout.setRowStretch(r, 1)
for c in range(2, 3):
self.top_grid_layout.setColumnStretch(c, 1)
self._gain_range = Range(0, 90, .2, 30, 200)
self._gain_win = RangeWidget(self._gain_range, self.set_gain,
'Amplitude', "counter_slider", float)
self.top_grid_layout.addWidget(self._gain_win, 0, 0, 2, 2)
for r in range(0, 2):
self.top_grid_layout.setRowStretch(r, 1)
for c in range(0, 2):
self.top_grid_layout.setColumnStretch(c, 1)
self._variable_qtgui_label_0_tool_bar = Qt.QToolBar(self)
if None:
self._variable_qtgui_label_0_formatter = None
else:
self._variable_qtgui_label_0_formatter = lambda x: str(x)
self._variable_qtgui_label_0_tool_bar.addWidget(
Qt.QLabel('Error count' + ": "))
self._variable_qtgui_label_0_label = Qt.QLabel(
str(
self._variable_qtgui_label_0_formatter(
self.variable_qtgui_label_0)))
self._variable_qtgui_label_0_tool_bar.addWidget(
self._variable_qtgui_label_0_label)
self.top_grid_layout.addWidget(self._variable_qtgui_label_0_tool_bar,
4, 1, 1, 1)
for r in range(4, 5):
self.top_grid_layout.setRowStretch(r, 1)
for c in range(1, 2):
self.top_grid_layout.setColumnStretch(c, 1)
self.uhd_usrp_source_0 = uhd.usrp_source(
",".join(("", "")),
uhd.stream_args(
cpu_format="fc32",
args='',
channels=[],
),
)
self.uhd_usrp_source_0.set_center_freq(freq, 0)
self.uhd_usrp_source_0.set_rx_agc(False, 0)
self.uhd_usrp_source_0.set_gain(gain_rx, 0)
self.uhd_usrp_source_0.set_antenna('RX2', 0)
self.uhd_usrp_source_0.set_samp_rate(samp_rate)
self.uhd_usrp_source_0.set_time_now(uhd.time_spec(time.time()),
uhd.ALL_MBOARDS)
self.uhd_usrp_sink_0 = uhd.usrp_sink(
",".join(("", "")),
uhd.stream_args(
cpu_format="fc32",
args='',
channels=[],
),
'',
)
self.uhd_usrp_sink_0.set_center_freq(freq, 0)
self.uhd_usrp_sink_0.set_gain(gain, 0)
self.uhd_usrp_sink_0.set_antenna('TX/RX', 0)
self.uhd_usrp_sink_0.set_samp_rate(samp_rate)
self.uhd_usrp_sink_0.set_time_now(uhd.time_spec(time.time()),
uhd.ALL_MBOARDS)
_stop_button_push_button = Qt.QPushButton('&Stop sweep')
def stop_button_handler():
if self.stop_button_args is not None:
self.set_stop_button(self.learning_sweeper_0.stop_sweep())
else:
self.set_stop_button(self.learning_sweeper_0.stop_sweep())
_stop_button_push_button.clicked.connect(stop_button_handler)
self.top_grid_layout.addWidget(_stop_button_push_button, 9, 0, 1, 1)
for r in range(9, 10):
self.top_grid_layout.setRowStretch(r, 1)
for c in range(0, 1):
self.top_grid_layout.setColumnStretch(c, 1)
_start_button_push_button = Qt.QPushButton('&Start sweep')
def start_button_handler():
if self.start_button_args is not None:
self.set_start_button(self.learning_sweeper_0.start_sweep())
else:
self.set_start_button(self.learning_sweeper_0.start_sweep())
_start_button_push_button.clicked.connect(start_button_handler)
self.top_grid_layout.addWidget(_start_button_push_button, 8, 0, 1, 1)
for r in range(8, 9):
self.top_grid_layout.setRowStretch(r, 1)
for c in range(0, 1):
self.top_grid_layout.setColumnStretch(c, 1)
_reset_ber_push_button = Qt.QPushButton(
"Reset &BER last: {}".format(reset_ber))
def reset_ber_handler():
if self.reset_ber_args is not None:
self.set_reset_ber(self.learning_ber_bf_0.reset_counters())
else:
self.set_reset_ber(self.learning_ber_bf_0.reset_counters())
_reset_ber_push_button.clicked.connect(reset_ber_handler)
self.top_grid_layout.addWidget(_reset_ber_push_button, 5, 1, 1, 1)
for r in range(5, 6):
self.top_grid_layout.setRowStretch(r, 1)
for c in range(1, 2):
self.top_grid_layout.setColumnStretch(c, 1)
_reset_push_button = Qt.QPushButton('&Reset model state')
def reset_handler():
if self.reset_args is not None:
self.set_reset(self.learning_dl_demod_0.reset())
else:
self.set_reset(self.learning_dl_demod_0.reset())
_reset_push_button.clicked.connect(reset_handler)
self.top_grid_layout.addWidget(_reset_push_button, 5, 0, 1, 1)
for r in range(5, 6):
self.top_grid_layout.setRowStretch(r, 1)
for c in range(0, 1):
self.top_grid_layout.setColumnStretch(c, 1)
self.qtgui_vector_sink_f_0 = qtgui.vector_sink_f(
len(np.arange(snr_start, snr_stop, snr_step)),
snr_start,
snr_step,
"Eb/N0",
"BER (log)",
"BER Curve",
2 # Number of inputs
)
self.qtgui_vector_sink_f_0.set_update_time(0.10)
self.qtgui_vector_sink_f_0.set_y_axis(-7, 0)
self.qtgui_vector_sink_f_0.enable_autoscale(False)
self.qtgui_vector_sink_f_0.enable_grid(False)
self.qtgui_vector_sink_f_0.set_x_axis_units("")
self.qtgui_vector_sink_f_0.set_y_axis_units("")
self.qtgui_vector_sink_f_0.set_ref_level(0)
labels = ['Measure', 'Theory', '', '', '', '', '', '', '', '']
widths = [1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
colors = [
"blue", "red", "green", "black", "cyan", "magenta", "yellow",
"dark red", "dark green", "dark blue"
]
alphas = [1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0]
for i in range(2):
if len(labels[i]) == 0:
self.qtgui_vector_sink_f_0.set_line_label(
i, "Data {0}".format(i))
else:
self.qtgui_vector_sink_f_0.set_line_label(i, labels[i])
self.qtgui_vector_sink_f_0.set_line_width(i, widths[i])
self.qtgui_vector_sink_f_0.set_line_color(i, colors[i])
self.qtgui_vector_sink_f_0.set_line_alpha(i, alphas[i])
self._qtgui_vector_sink_f_0_win = sip.wrapinstance(
self.qtgui_vector_sink_f_0.pyqwidget(), Qt.QWidget)
self.top_grid_layout.addWidget(self._qtgui_vector_sink_f_0_win, 8, 1,
2, 1)
for r in range(8, 10):
self.top_grid_layout.setRowStretch(r, 1)
for c in range(1, 2):
self.top_grid_layout.setColumnStretch(c, 1)
self.qtgui_time_sink_x_0_0 = qtgui.time_sink_f(
1024, #size
samp_rate, #samp_rate
'Scope Plot', #name
1 #number of inputs
)
self.qtgui_time_sink_x_0_0.set_update_time(0.10)
self.qtgui_time_sink_x_0_0.set_y_axis(-1, 1)
self.qtgui_time_sink_x_0_0.set_y_label('Amplitude', "")
self.qtgui_time_sink_x_0_0.enable_tags(True)
self.qtgui_time_sink_x_0_0.set_trigger_mode(qtgui.TRIG_MODE_FREE,
qtgui.TRIG_SLOPE_POS, 0.0,
0, 0, "packet_num")
self.qtgui_time_sink_x_0_0.enable_autoscale(False)
self.qtgui_time_sink_x_0_0.enable_grid(False)
self.qtgui_time_sink_x_0_0.enable_axis_labels(True)
self.qtgui_time_sink_x_0_0.enable_control_panel(False)
self.qtgui_time_sink_x_0_0.enable_stem_plot(False)
labels = ['Scope Plot', '', '', '', '', '', '', '', '', '']
widths = [1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
colors = [
'blue', 'red', 'green', 'black', 'cyan', 'magenta', 'yellow',
'dark red', 'dark green', 'dark blue'
]
alphas = [1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0]
styles = [1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
markers = [-1, -1, -1, -1, -1, -1, -1, -1, -1, -1]
for i in range(1):
if len(labels[i]) == 0:
self.qtgui_time_sink_x_0_0.set_line_label(
i, "Data {0}".format(i))
else:
self.qtgui_time_sink_x_0_0.set_line_label(i, labels[i])
self.qtgui_time_sink_x_0_0.set_line_width(i, widths[i])
self.qtgui_time_sink_x_0_0.set_line_color(i, colors[i])
self.qtgui_time_sink_x_0_0.set_line_style(i, styles[i])
self.qtgui_time_sink_x_0_0.set_line_marker(i, markers[i])
self.qtgui_time_sink_x_0_0.set_line_alpha(i, alphas[i])
self._qtgui_time_sink_x_0_0_win = sip.wrapinstance(
self.qtgui_time_sink_x_0_0.pyqwidget(), Qt.QWidget)
self.top_grid_layout.addWidget(self._qtgui_time_sink_x_0_0_win, 6, 1,
2, 2)
for r in range(6, 8):
self.top_grid_layout.setRowStretch(r, 1)
for c in range(1, 3):
self.top_grid_layout.setColumnStretch(c, 1)
self.qtgui_number_sink_1_0 = qtgui.number_sink(gr.sizeof_float, 0,
qtgui.NUM_GRAPH_HORIZ,
1)
self.qtgui_number_sink_1_0.set_update_time(0.10)
self.qtgui_number_sink_1_0.set_title("BER")
labels = ['', '', '', '', '', '', '', '', '', '']
units = ['', '', '', '', '', '', '', '', '', '']
colors = [("black", "black"), ("black", "black"), ("black", "black"),
("black", "black"), ("black", "black"), ("black", "black"),
("black", "black"), ("black", "black"), ("black", "black"),
("black", "black")]
factor = [1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
for i in range(1):
self.qtgui_number_sink_1_0.set_min(i, 0)
self.qtgui_number_sink_1_0.set_max(i, 100)
self.qtgui_number_sink_1_0.set_color(i, colors[i][0], colors[i][1])
if len(labels[i]) == 0:
self.qtgui_number_sink_1_0.set_label(i, "Data {0}".format(i))
else:
self.qtgui_number_sink_1_0.set_label(i, labels[i])
self.qtgui_number_sink_1_0.set_unit(i, units[i])
self.qtgui_number_sink_1_0.set_factor(i, factor[i])
self.qtgui_number_sink_1_0.enable_autoscale(False)
self._qtgui_number_sink_1_0_win = sip.wrapinstance(
self.qtgui_number_sink_1_0.pyqwidget(), Qt.QWidget)
self.top_grid_layout.addWidget(self._qtgui_number_sink_1_0_win, 4, 2,
2, 1)
for r in range(4, 6):
self.top_grid_layout.setRowStretch(r, 1)
for c in range(2, 3):
self.top_grid_layout.setColumnStretch(c, 1)
self.qtgui_number_sink_1 = qtgui.number_sink(gr.sizeof_float, 0.8,
qtgui.NUM_GRAPH_HORIZ, 1)
self.qtgui_number_sink_1.set_update_time(0.10)
self.qtgui_number_sink_1.set_title("Eb/No")
labels = ['', '', '', '', '', '', '', '', '', '']
units = ['', '', '', '', '', '', '', '', '', '']
colors = [("black", "black"), ("black", "black"), ("black", "black"),
("black", "black"), ("black", "black"), ("black", "black"),
("black", "black"), ("black", "black"), ("black", "black"),
("black", "black")]
factor = [1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
for i in range(1):
self.qtgui_number_sink_1.set_min(i, 0)
self.qtgui_number_sink_1.set_max(i, 100)
self.qtgui_number_sink_1.set_color(i, colors[i][0], colors[i][1])
if len(labels[i]) == 0:
self.qtgui_number_sink_1.set_label(i, "Data {0}".format(i))
else:
self.qtgui_number_sink_1.set_label(i, labels[i])
self.qtgui_number_sink_1.set_unit(i, units[i])
self.qtgui_number_sink_1.set_factor(i, factor[i])
self.qtgui_number_sink_1.enable_autoscale(False)
self._qtgui_number_sink_1_win = sip.wrapinstance(
self.qtgui_number_sink_1.pyqwidget(), Qt.QWidget)
self.top_grid_layout.addWidget(self._qtgui_number_sink_1_win, 2, 2, 2,
1)
for r in range(2, 4):
self.top_grid_layout.setRowStretch(r, 1)
for c in range(2, 3):
self.top_grid_layout.setColumnStretch(c, 1)
self.qtgui_const_sink_x_0 = qtgui.const_sink_c(
1024, #size
"", #name
1 #number of inputs
)
self.qtgui_const_sink_x_0.set_update_time(0.10)
self.qtgui_const_sink_x_0.set_y_axis(-2, 2)
self.qtgui_const_sink_x_0.set_x_axis(-2, 2)
self.qtgui_const_sink_x_0.set_trigger_mode(qtgui.TRIG_MODE_FREE,
qtgui.TRIG_SLOPE_POS, 0.0,
0, "")
self.qtgui_const_sink_x_0.enable_autoscale(False)
self.qtgui_const_sink_x_0.enable_grid(False)
self.qtgui_const_sink_x_0.enable_axis_labels(True)
labels = ['', '', '', '', '', '', '', '', '', '']
widths = [1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
colors = [
"blue", "red", "red", "red", "red", "red", "red", "red", "red",
"red"
]
styles = [0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
markers = [0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
alphas = [1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0]
for i in range(1):
if len(labels[i]) == 0:
self.qtgui_const_sink_x_0.set_line_label(
i, "Data {0}".format(i))
else:
self.qtgui_const_sink_x_0.set_line_label(i, labels[i])
self.qtgui_const_sink_x_0.set_line_width(i, widths[i])
self.qtgui_const_sink_x_0.set_line_color(i, colors[i])
self.qtgui_const_sink_x_0.set_line_style(i, styles[i])
self.qtgui_const_sink_x_0.set_line_marker(i, markers[i])
self.qtgui_const_sink_x_0.set_line_alpha(i, alphas[i])
self._qtgui_const_sink_x_0_win = sip.wrapinstance(
self.qtgui_const_sink_x_0.pyqwidget(), Qt.QWidget)
self.top_grid_layout.addWidget(self._qtgui_const_sink_x_0_win, 6, 0, 2,
1)
for r in range(6, 8):
self.top_grid_layout.setRowStretch(r, 1)
for c in range(0, 1):
self.top_grid_layout.setColumnStretch(c, 1)
self.learning_tag_numerotation_0 = learning.tag_numerotation(
'packet_num', packet_len * 4, 4096, "bb")
self.fft_vxx_1 = fft.fft_vcc(fft_len, True, (), True, 1)
self.fft_vxx_0_0 = fft.fft_vcc(fft_len, False, (), True, 1)
self.fft_vxx_0 = fft.fft_vcc(fft_len, True, (), True, 1)
def _errors_probe():
while True:
val = self.learning_ber_bf_0.total_errors()
try:
self.set_errors(val)
except AttributeError:
pass
time.sleep(1.0 / (10))
_errors_thread = threading.Thread(target=_errors_probe)
_errors_thread.daemon = True
_errors_thread.start()
self.epy_block_0 = epy_block_0.alignement(tag_name="packet_num",
frame_size=packet_len * 4)
self.digital_protocol_formatter_bb_0 = digital.protocol_formatter_bb(
hdr_format, length_tag_key)
self.digital_packet_headerparser_b_0 = digital.packet_headerparser_b(
header_formatter.base())
self.digital_ofdm_sync_sc_cfb_0 = digital.ofdm_sync_sc_cfb(
fft_len, fft_len // 4, False, 0.95)
self.digital_ofdm_serializer_vcc_payload = digital.ofdm_serializer_vcc(
fft_len, occupied_carriers, length_tag_key_0,
packet_length_tag_key, 1, '', True)
self.digital_ofdm_serializer_vcc_header = digital.ofdm_serializer_vcc(
fft_len, occupied_carriers, length_tag_key_0, '', 0, '', True)
self.digital_ofdm_frame_equalizer_vcvc_1 = digital.ofdm_frame_equalizer_vcvc(
payload_equalizer.base(), fft_len // 4, length_tag_key_0, True, 0)
self.digital_ofdm_frame_equalizer_vcvc_0 = digital.ofdm_frame_equalizer_vcvc(
header_equalizer.base(), fft_len // 4, length_tag_key_0, True, 1)
self.digital_ofdm_cyclic_prefixer_0 = digital.ofdm_cyclic_prefixer(
fft_len, fft_len + fft_len // 4, rolloff, length_tag_key)
self.digital_ofdm_chanest_vcvc_0 = digital.ofdm_chanest_vcvc(
sync_word1, sync_word2, 1, 0, 3, False)
self.digital_ofdm_carrier_allocator_cvc_0 = digital.ofdm_carrier_allocator_cvc(
fft_len, occupied_carriers, pilot_carriers, pilot_symbols,
(sync_word1, sync_word2), length_tag_key, True)
self.digital_header_payload_demux_0 = digital.header_payload_demux(
3, fft_len, fft_len // 4, length_tag_key_0, "", True,
gr.sizeof_gr_complex, "rx_time", int(samp_rate), (), 0)
self.digital_constellation_decoder_cb_0 = digital.constellation_decoder_cb(
header_mod.base())
self.digital_chunks_to_symbols_xx_0_0_0 = digital.chunks_to_symbols_bc(
payload_mod.points(), 1)
self.digital_chunks_to_symbols_xx_0_0 = digital.chunks_to_symbols_bc(
payload_mod.points(), 1)
self.digital_chunks_to_symbols_xx_0 = digital.chunks_to_symbols_bc(
header_mod.points(), 1)
self.blocks_tagged_stream_mux_0 = blocks.tagged_stream_mux(
gr.sizeof_gr_complex * 1, length_tag_key, 0)
self.blocks_sub_xx_0_0 = blocks.sub_cc(1)
self.blocks_sub_xx_0 = blocks.sub_ff(1)
self.blocks_stream_to_tagged_stream_0_0 = blocks.stream_to_tagged_stream(
gr.sizeof_char, 1, packet_len, length_tag_key)
self.blocks_repack_bits_bb_0_0_0 = blocks.repack_bits_bb(
8, 1, length_tag_key, False, gr.GR_LSB_FIRST)
self.blocks_repack_bits_bb_0_0 = blocks.repack_bits_bb(
8, payload_mod.bits_per_symbol(), length_tag_key, False,
gr.GR_LSB_FIRST)
self.blocks_probe_signal_x_0 = blocks.probe_signal_f()
self.blocks_nlog10_ff_0 = blocks.nlog10_ff(-10, 1,
10 * np.log10(4 / 2))
self.blocks_multiply_xx_0 = blocks.multiply_vcc(1)
self.blocks_multiply_const_xx_0 = blocks.multiply_const_cc(0.05, 1)
self.blocks_moving_average_xx_0 = blocks.moving_average_ff(
5000, 1.0 / 5000, 4000, 1)
self.blocks_delay_0 = blocks.delay(gr.sizeof_gr_complex * 1,
fft_len + fft_len // 4)
self.blocks_complex_to_mag_squared_0 = blocks.complex_to_mag_squared(1)
self.blocks_char_to_float_0_0_0 = blocks.char_to_float(1, 1)
self.blocks_char_to_float_0_0 = blocks.char_to_float(1, 1)
self.blocks_add_xx_0 = blocks.add_vcc(1)
self.analog_random_source_x_0_0 = blocks.vector_source_b(
list(map(int, numpy.random.randint(0, 255, 1000))), True)
self.analog_noise_source_x_0 = analog.noise_source_c(
analog.GR_GAUSSIAN,
np.sqrt(10**(np.log10(2) - (mag / 10.0))) * 1, -1)
self.analog_frequency_modulator_fc_0 = analog.frequency_modulator_fc(
-2.0 / fft_len)
##################################################
# Connections
##################################################
self.msg_connect((self.digital_packet_headerparser_b_0, 'header_data'),
(self.digital_header_payload_demux_0, 'header_data'))
self.connect((self.analog_frequency_modulator_fc_0, 0),
(self.blocks_multiply_xx_0, 1))
self.connect((self.analog_noise_source_x_0, 0),
(self.blocks_add_xx_0, 1))
self.connect((self.analog_random_source_x_0_0, 0),
(self.blocks_stream_to_tagged_stream_0_0, 0))
self.connect((self.blocks_add_xx_0, 0), (self.epy_block_0, 0))
self.connect((self.blocks_add_xx_0, 0), (self.qtgui_const_sink_x_0, 0))
self.connect((self.blocks_char_to_float_0_0, 0),
(self.blocks_sub_xx_0, 0))
self.connect((self.blocks_char_to_float_0_0_0, 0),
(self.blocks_sub_xx_0, 1))
self.connect((self.blocks_complex_to_mag_squared_0, 0),
(self.blocks_moving_average_xx_0, 0))
self.connect((self.blocks_delay_0, 0), (self.blocks_multiply_xx_0, 0))
self.connect((self.blocks_moving_average_xx_0, 0),
(self.blocks_nlog10_ff_0, 0))
self.connect((self.blocks_multiply_const_xx_0, 0),
(self.uhd_usrp_sink_0, 0))
self.connect((self.blocks_multiply_xx_0, 0),
(self.digital_header_payload_demux_0, 0))
self.connect((self.blocks_nlog10_ff_0, 0),
(self.qtgui_number_sink_1, 0))
self.connect((self.blocks_repack_bits_bb_0_0, 0),
(self.learning_tag_numerotation_0, 0))
self.connect((self.blocks_repack_bits_bb_0_0_0, 0),
(self.digital_chunks_to_symbols_xx_0, 0))
self.connect((self.blocks_stream_to_tagged_stream_0_0, 0),
(self.blocks_repack_bits_bb_0_0, 0))
self.connect((self.blocks_stream_to_tagged_stream_0_0, 0),
(self.digital_protocol_formatter_bb_0, 0))
self.connect((self.blocks_sub_xx_0, 0),
(self.qtgui_time_sink_x_0_0, 0))
self.connect((self.blocks_sub_xx_0_0, 0),
(self.blocks_complex_to_mag_squared_0, 0))
self.connect((self.blocks_tagged_stream_mux_0, 0),
(self.digital_ofdm_carrier_allocator_cvc_0, 0))
self.connect((self.digital_chunks_to_symbols_xx_0, 0),
(self.blocks_tagged_stream_mux_0, 0))
self.connect((self.digital_chunks_to_symbols_xx_0_0, 0),
(self.blocks_tagged_stream_mux_0, 1))
self.connect((self.digital_chunks_to_symbols_xx_0_0_0, 0),
(self.blocks_sub_xx_0_0, 1))
self.connect((self.digital_constellation_decoder_cb_0, 0),
(self.digital_packet_headerparser_b_0, 0))
self.connect((self.digital_header_payload_demux_0, 0),
(self.fft_vxx_0, 0))
self.connect((self.digital_header_payload_demux_0, 1),
(self.fft_vxx_1, 0))
self.connect((self.digital_ofdm_carrier_allocator_cvc_0, 0),
(self.fft_vxx_0_0, 0))
self.connect((self.digital_ofdm_chanest_vcvc_0, 0),
(self.digital_ofdm_frame_equalizer_vcvc_0, 0))
self.connect((self.digital_ofdm_cyclic_prefixer_0, 0),
(self.blocks_multiply_const_xx_0, 0))
self.connect((self.digital_ofdm_frame_equalizer_vcvc_0, 0),
(self.digital_ofdm_serializer_vcc_header, 0))
self.connect((self.digital_ofdm_frame_equalizer_vcvc_1, 0),
(self.digital_ofdm_serializer_vcc_payload, 0))
self.connect((self.digital_ofdm_serializer_vcc_header, 0),
(self.digital_constellation_decoder_cb_0, 0))
self.connect((self.digital_ofdm_serializer_vcc_payload, 0),
(self.blocks_add_xx_0, 0))
self.connect((self.digital_ofdm_sync_sc_cfb_0, 0),
(self.analog_frequency_modulator_fc_0, 0))
self.connect((self.digital_ofdm_sync_sc_cfb_0, 1),
(self.digital_header_payload_demux_0, 1))
self.connect((self.digital_protocol_formatter_bb_0, 0),
(self.blocks_repack_bits_bb_0_0_0, 0))
self.connect((self.epy_block_0, 0), (self.blocks_sub_xx_0_0, 0))
self.connect((self.epy_block_0, 1),
(self.digital_chunks_to_symbols_xx_0_0_0, 0))
self.connect((self.epy_block_0, 0), (self.learning_dl_demod_0, 0))
self.connect((self.epy_block_0, 1), (self.learning_dl_demod_0, 1))
self.connect((self.fft_vxx_0, 0),
(self.digital_ofdm_chanest_vcvc_0, 0))
self.connect((self.fft_vxx_0_0, 0),
(self.digital_ofdm_cyclic_prefixer_0, 0))
self.connect((self.fft_vxx_1, 0),
(self.digital_ofdm_frame_equalizer_vcvc_1, 0))
self.connect((self.learning_ber_bf_0, 0),
(self.blocks_probe_signal_x_0, 0))
self.connect((self.learning_ber_bf_0, 0),
(self.qtgui_number_sink_1_0, 0))
self.connect((self.learning_dl_demod_0, 0),
(self.blocks_char_to_float_0_0, 0))
self.connect((self.learning_dl_demod_0, 1),
(self.blocks_char_to_float_0_0_0, 0))
self.connect((self.learning_dl_demod_0, 0),
(self.learning_ber_bf_0, 0))
self.connect((self.learning_dl_demod_0, 1),
(self.learning_ber_bf_0, 1))
self.connect((self.learning_sweeper_0, 0),
(self.qtgui_vector_sink_f_0, 0))
self.connect((self.learning_sweeper_0, 1),
(self.qtgui_vector_sink_f_0, 1))
self.connect((self.learning_tag_numerotation_0, 0),
(self.digital_chunks_to_symbols_xx_0_0, 0))
self.connect((self.learning_tag_numerotation_0, 0),
(self.epy_block_0, 1))
self.connect((self.uhd_usrp_source_0, 0), (self.blocks_delay_0, 0))
self.connect((self.uhd_usrp_source_0, 0),
(self.digital_ofdm_sync_sc_cfb_0, 0))
def __init__(self, options):
gr.top_block.__init__(self)
self.options = options
self.show_debug_info = True
self.qapp = QtGui.QApplication(sys.argv)
self.u = uhd.usrp_source(device_addr=options.address, stream_args=uhd.stream_args('fc32'))
if(options.antenna):
self.u.set_antenna(options.antenna, 0)
self.set_bandwidth(options.samp_rate)
if options.gain is None:
# if no gain was specified, use the mid-point in dB
g = self.u.get_gain_range()
options.gain = float(g.start()+g.stop()) / 2
self.set_gain(options.gain)
if options.freq is None:
# if no freq was specified, use the mid-point
r = self.u.get_freq_range()
options.freq = float(r.start()+r.stop()) / 2
self.set_frequency(options.freq)
self._fftsize = options.fft_size
self.snk = qtgui.sink_c(options.fft_size,
fft.window.WIN_BLACKMAN_hARRIS,
self._freq, self._bandwidth,
"UHD Display",
True, True, True, False)
# Set up internal amplifier
self.amp = blocks.multiply_const_cc(0.0)
self.set_amplifier_gain(100)
# Create a single-pole IIR filter to remove DC
# but don't connect it yet
self.dc_gain = 0.001
self.dc = filter.single_pole_iir_filter_cc(self.dc_gain)
self.dc_sub = blocks.sub_cc()
self.connect(self.u, self.amp, self.snk)
if self.show_debug_info:
print("Bandwidth: ", self.u.get_samp_rate())
print("Center Freq: ", self.u.get_center_freq())
print("Freq Range: ", self.u.get_freq_range())
# Get the reference pointer to the SpectrumDisplayForm QWidget
# Wrap the pointer as a PyQt SIP object
# This can now be manipulated as a PyQt5.QtGui.QWidget
self.pysink = sip.wrapinstance(self.snk.pyqwidget(), QtGui.QWidget)
self.main_win = main_window(self.pysink, self)
self.main_win.set_frequency(self._freq)
self.main_win.set_gain(self._gain)
self.main_win.set_bandwidth(self._bandwidth)
self.main_win.set_amplifier(self._amp_value)
self.main_win.show()
def __init__(self):
grc_wxgui.top_block_gui.__init__(self, title="Top Block Mfsk")
_icon_path = "/usr/share/icons/hicolor/32x32/apps/gnuradio-grc.png"
self.SetIcon(wx.Icon(_icon_path, wx.BITMAP_TYPE_ANY))
##################################################
# Variables
##################################################
self.samp_rate = samp_rate = 44100
##################################################
# Blocks
##################################################
self.notebook_2 = self.notebook_2 = wx.Notebook(self.GetWin(),
style=wx.NB_TOP)
self.notebook_2.AddPage(grc_wxgui.Panel(self.notebook_2), "FFT")
self.notebook_2.AddPage(grc_wxgui.Panel(self.notebook_2), "SCOPE")
self.Add(self.notebook_2)
self.notebook_1 = self.notebook_1 = wx.Notebook(
self.notebook_2.GetPage(0).GetWin(), style=wx.NB_TOP)
self.notebook_1.AddPage(grc_wxgui.Panel(self.notebook_1), "fftSource")
self.notebook_1.AddPage(grc_wxgui.Panel(self.notebook_1),
"fftDemodulated")
self.notebook_2.GetPage(0).Add(self.notebook_1)
self.notebook_0 = self.notebook_0 = wx.Notebook(
self.notebook_2.GetPage(1).GetWin(), style=wx.NB_TOP)
self.notebook_0.AddPage(grc_wxgui.Panel(self.notebook_0), "ScopeRx")
self.notebook_0.AddPage(grc_wxgui.Panel(self.notebook_0),
"ScopeSource")
self.notebook_0.AddPage(grc_wxgui.Panel(self.notebook_0),
"Constellation")
self.notebook_0.AddPage(grc_wxgui.Panel(self.notebook_0),
"ScopeConstellation")
self.notebook_2.GetPage(1).Add(self.notebook_0)
self.wxgui_scopesink2_1 = scopesink2.scope_sink_c(
self.notebook_0.GetPage(1).GetWin(),
title="Scope Plot",
sample_rate=samp_rate,
v_scale=0,
v_offset=0,
t_scale=0,
ac_couple=True,
xy_mode=False,
num_inputs=1,
trig_mode=wxgui.TRIG_MODE_AUTO,
y_axis_label="Counts",
)
self.notebook_0.GetPage(1).Add(self.wxgui_scopesink2_1.win)
self.wxgui_scopesink2_0 = scopesink2.scope_sink_f(
self.notebook_0.GetPage(0).GetWin(),
title="Scope Plot - Source - Modulated - Demodulated",
sample_rate=samp_rate,
v_scale=4,
v_offset=0,
t_scale=0,
ac_couple=False,
xy_mode=False,
num_inputs=3,
trig_mode=wxgui.TRIG_MODE_AUTO,
y_axis_label="Counts",
)
self.notebook_0.GetPage(0).Add(self.wxgui_scopesink2_0.win)
self.wxgui_fftsink2_0_0 = fftsink2.fft_sink_c(
self.notebook_1.GetPage(0).GetWin(),
baseband_freq=0,
y_per_div=10,
y_divs=10,
ref_level=0,
ref_scale=2.0,
sample_rate=samp_rate,
fft_size=1024,
fft_rate=15,
average=False,
avg_alpha=None,
title="FFT Plot Source",
peak_hold=False,
)
self.notebook_1.GetPage(0).Add(self.wxgui_fftsink2_0_0.win)
self.wxgui_fftsink2_0 = fftsink2.fft_sink_f(
self.notebook_1.GetPage(1).GetWin(),
baseband_freq=0,
y_per_div=10,
y_divs=10,
ref_level=30,
ref_scale=4,
sample_rate=samp_rate,
fft_size=1024,
fft_rate=15,
average=False,
avg_alpha=None,
title="FFT Plot Demodulated",
peak_hold=False,
)
self.notebook_1.GetPage(1).Add(self.wxgui_fftsink2_0.win)
self.wxgui_constellationsink2_0_0 = constsink_gl.const_sink_c(
self.notebook_0.GetPage(2).GetWin(),
title="Constellation Plot Modulated",
sample_rate=samp_rate,
frame_rate=5,
const_size=2048,
M=4,
theta=0,
loop_bw=6.28 / 100.0,
fmax=0.06,
mu=0.5,
gain_mu=0.005,
symbol_rate=samp_rate / 4.,
omega_limit=0.005,
)
self.notebook_0.GetPage(2).Add(self.wxgui_constellationsink2_0_0.win)
self.wxgui_constellationsink2_0 = constsink_gl.const_sink_c(
self.notebook_0.GetPage(3).GetWin(),
title="Constellation Plot Demodulated",
sample_rate=samp_rate,
frame_rate=5,
const_size=2048,
M=4,
theta=0,
loop_bw=6.28 / 100.0,
fmax=0.06,
mu=0.5,
gain_mu=0.005,
symbol_rate=samp_rate / 4.,
omega_limit=0.005,
)
self.notebook_0.GetPage(3).Add(self.wxgui_constellationsink2_0.win)
self.low_pass_filter_0 = filter.fir_filter_ccf(
1,
firdes.low_pass(1, samp_rate, 8000, 1000, firdes.WIN_HAMMING,
6.76))
self.digital_binary_slicer_fb_0 = digital.binary_slicer_fb()
self.blocks_vector_source_x_0_0_0_2 = blocks.vector_source_b(
(1, 1, 1, 1, 0, 0, 0, 0, 1, 0, 1, 1, 0, 0), True, 1, [])
self.blocks_vector_source_x_0_0_0_1 = blocks.vector_source_b(
(1, 1), True, 1, [])
self.blocks_vector_source_x_0_0_0_0 = blocks.vector_source_b(
(1, 0), True, 1, [])
self.blocks_vector_source_x_0_0_0 = blocks.vector_source_b((0, 1),
True, 1, [])
self.blocks_vector_source_x_0_0 = blocks.vector_source_b((0, 0), True,
1, [])
self.blocks_throttle_0 = blocks.throttle(gr.sizeof_gr_complex * 1,
samp_rate, True)
self.blocks_sub_xx_1 = blocks.sub_ff(1)
self.blocks_sub_xx_0 = blocks.sub_cc(1)
self.blocks_repeat_0_2 = blocks.repeat(gr.sizeof_char * 1, 100)
self.blocks_repeat_0_1_0 = blocks.repeat(gr.sizeof_char * 1, 100)
self.blocks_repeat_0_1 = blocks.repeat(gr.sizeof_char * 1, 100)
self.blocks_repeat_0_0 = blocks.repeat(gr.sizeof_char * 1, 100)
self.blocks_repeat_0 = blocks.repeat(gr.sizeof_char * 1, 100)
self.blocks_multiply_xx_0_1_0_0 = blocks.multiply_vcc(1)
self.blocks_multiply_xx_0_1_0 = blocks.multiply_vcc(1)
self.blocks_multiply_xx_0_1 = blocks.multiply_vcc(1)
self.blocks_multiply_xx_0_0 = blocks.multiply_vcc(1)
self.blocks_multiply_xx_0 = blocks.multiply_vcc(1)
self.blocks_multiply_const_vxx_1 = blocks.multiply_const_vcc((-1, ))
self.blocks_multiply_const_vxx_0 = blocks.multiply_const_vff((-1, ))
self.blocks_float_to_complex_1 = blocks.float_to_complex(1)
self.blocks_float_to_complex_0_2 = blocks.float_to_complex(1)
self.blocks_float_to_complex_0_1_0 = blocks.float_to_complex(1)
self.blocks_float_to_complex_0_1 = blocks.float_to_complex(1)
self.blocks_float_to_complex_0_0 = blocks.float_to_complex(1)
self.blocks_float_to_complex_0 = blocks.float_to_complex(1)
self.blocks_complex_to_float_0 = blocks.complex_to_float(1)
self.blocks_char_to_float_1 = blocks.char_to_float(1, 1)
self.blocks_char_to_float_0_2 = blocks.char_to_float(1, 2)
self.blocks_char_to_float_0_1_0 = blocks.char_to_float(1, 1)
self.blocks_char_to_float_0_1 = blocks.char_to_float(1, 2)
self.blocks_char_to_float_0_0 = blocks.char_to_float(1, 2)
self.blocks_char_to_float_0 = blocks.char_to_float(1, 2)
self.blocks_add_xx_0 = blocks.add_vcc(1)
self.analog_sig_source_x_0_0_1 = analog.sig_source_c(
samp_rate, analog.GR_COS_WAVE, samp_rate / 100, 1, 0)
self.analog_sig_source_x_0_0_0_2 = analog.sig_source_c(
samp_rate, analog.GR_COS_WAVE, samp_rate / 50, 1, 0)
self.analog_sig_source_x_0_0_0_1_1 = analog.sig_source_c(
samp_rate, analog.GR_COS_WAVE, samp_rate, 1, 0)
self.analog_sig_source_x_0_0_0_1_0 = analog.sig_source_c(
samp_rate, analog.GR_COS_WAVE, samp_rate / 10, 1, 0)
self.analog_sig_source_x_0_0_0_1 = analog.sig_source_c(
samp_rate, analog.GR_COS_WAVE, samp_rate / 25, 1, 0)
self.analog_quadrature_demod_cf_0 = analog.quadrature_demod_cf(-100)
self.analog_const_source_x_0_0 = analog.sig_source_f(
0, analog.GR_CONST_WAVE, 0, 0, 3)
self.analog_const_source_x_0 = analog.sig_source_c(
0, analog.GR_CONST_WAVE, 0, 0, 1)
##################################################
# Connections
##################################################
self.connect((self.analog_const_source_x_0, 0),
(self.blocks_sub_xx_0, 1))
self.connect((self.analog_const_source_x_0_0, 0),
(self.blocks_sub_xx_1, 1))
self.connect((self.analog_quadrature_demod_cf_0, 0),
(self.digital_binary_slicer_fb_0, 0))
self.connect((self.analog_quadrature_demod_cf_0, 0),
(self.wxgui_fftsink2_0, 0))
self.connect((self.analog_sig_source_x_0_0_0_1, 0),
(self.blocks_multiply_xx_0_1_0_0, 0))
self.connect((self.analog_sig_source_x_0_0_0_1_0, 0),
(self.blocks_multiply_xx_0_1, 0))
self.connect((self.analog_sig_source_x_0_0_0_1_1, 0),
(self.blocks_multiply_xx_0_0, 0))
self.connect((self.analog_sig_source_x_0_0_0_2, 0),
(self.blocks_multiply_xx_0_1_0, 0))
self.connect((self.analog_sig_source_x_0_0_1, 0),
(self.blocks_multiply_xx_0, 0))
self.connect((self.blocks_add_xx_0, 0),
(self.blocks_multiply_const_vxx_1, 0))
self.connect((self.blocks_add_xx_0, 0),
(self.wxgui_constellationsink2_0_0, 0))
self.connect((self.blocks_add_xx_0, 0), (self.wxgui_fftsink2_0_0, 0))
self.connect((self.blocks_add_xx_0, 0), (self.wxgui_scopesink2_1, 0))
self.connect((self.blocks_char_to_float_0, 0),
(self.blocks_float_to_complex_0, 0))
self.connect((self.blocks_char_to_float_0_0, 0),
(self.blocks_float_to_complex_0_0, 0))
self.connect((self.blocks_char_to_float_0_1, 0),
(self.blocks_float_to_complex_0_1, 0))
self.connect((self.blocks_char_to_float_0_1_0, 0),
(self.blocks_float_to_complex_0_1_0, 0))
self.connect((self.blocks_char_to_float_0_1_0, 0),
(self.blocks_multiply_const_vxx_0, 0))
self.connect((self.blocks_char_to_float_0_2, 0),
(self.blocks_float_to_complex_0_2, 0))
self.connect((self.blocks_char_to_float_1, 0),
(self.blocks_float_to_complex_1, 0))
self.connect((self.blocks_char_to_float_1, 0),
(self.wxgui_scopesink2_0, 1))
self.connect((self.blocks_complex_to_float_0, 0),
(self.wxgui_scopesink2_0, 2))
self.connect((self.blocks_float_to_complex_0, 0),
(self.blocks_multiply_xx_0, 1))
self.connect((self.blocks_float_to_complex_0_0, 0),
(self.blocks_multiply_xx_0_1_0, 1))
self.connect((self.blocks_float_to_complex_0_1, 0),
(self.blocks_multiply_xx_0_1_0_0, 1))
self.connect((self.blocks_float_to_complex_0_1_0, 0),
(self.blocks_sub_xx_0, 0))
self.connect((self.blocks_float_to_complex_0_2, 0),
(self.blocks_multiply_xx_0_1, 1))
self.connect((self.blocks_float_to_complex_1, 0),
(self.wxgui_constellationsink2_0, 0))
self.connect((self.blocks_multiply_const_vxx_0, 0),
(self.blocks_sub_xx_1, 0))
self.connect((self.blocks_multiply_const_vxx_1, 0),
(self.low_pass_filter_0, 0))
self.connect((self.blocks_multiply_xx_0, 0), (self.blocks_add_xx_0, 0))
self.connect((self.blocks_multiply_xx_0_0, 0),
(self.blocks_add_xx_0, 4))
self.connect((self.blocks_multiply_xx_0_1, 0),
(self.blocks_add_xx_0, 2))
self.connect((self.blocks_multiply_xx_0_1_0, 0),
(self.blocks_add_xx_0, 3))
self.connect((self.blocks_multiply_xx_0_1_0_0, 0),
(self.blocks_add_xx_0, 1))
self.connect((self.blocks_repeat_0, 0),
(self.blocks_char_to_float_0, 0))
self.connect((self.blocks_repeat_0_0, 0),
(self.blocks_char_to_float_0_0, 0))
self.connect((self.blocks_repeat_0_1, 0),
(self.blocks_char_to_float_0_1, 0))
self.connect((self.blocks_repeat_0_1_0, 0),
(self.blocks_char_to_float_0_1_0, 0))
self.connect((self.blocks_repeat_0_2, 0),
(self.blocks_char_to_float_0_2, 0))
self.connect((self.blocks_sub_xx_0, 0),
(self.blocks_multiply_xx_0_0, 1))
self.connect((self.blocks_sub_xx_1, 0), (self.wxgui_scopesink2_0, 0))
self.connect((self.blocks_throttle_0, 0),
(self.analog_quadrature_demod_cf_0, 0))
self.connect((self.blocks_throttle_0, 0),
(self.blocks_complex_to_float_0, 0))
self.connect((self.blocks_vector_source_x_0_0, 0),
(self.blocks_repeat_0, 0))
self.connect((self.blocks_vector_source_x_0_0_0, 0),
(self.blocks_repeat_0_1, 0))
self.connect((self.blocks_vector_source_x_0_0_0_0, 0),
(self.blocks_repeat_0_2, 0))
self.connect((self.blocks_vector_source_x_0_0_0_1, 0),
(self.blocks_repeat_0_0, 0))
self.connect((self.blocks_vector_source_x_0_0_0_2, 0),
(self.blocks_repeat_0_1_0, 0))
self.connect((self.digital_binary_slicer_fb_0, 0),
(self.blocks_char_to_float_1, 0))
self.connect((self.low_pass_filter_0, 0), (self.blocks_throttle_0, 0))
import gnuradio
from gnuradio import gr
from gnuradio import blocks as grblocks
import sys
if __name__ == '__main__':
duration = float(sys.argv[1])
tb = gr.top_block()
src = gr.null_source(8)
b0 = gr.copy(8)
b1 = grblocks.sub_cc()
b2 = gr.copy(8)
b3 = grblocks.divide_cc()
b4 = gr.copy(8)
sink = gr.null_sink(8)
tb.connect(src, b0, b1, b2, b3, b4, sink)
import time
tb.start()
time.sleep(duration)
print '##RESULT##', sink.nitems_read(0)/duration
import sys; sys.stdout.flush()
tb.stop()
tb.wait()
def __init__(self):
gr.top_block.__init__(self, "Superposition Coding")
Qt.QWidget.__init__(self)
self.setWindowTitle("Superposition Coding")
qtgui.util.check_set_qss()
try:
self.setWindowIcon(Qt.QIcon.fromTheme('gnuradio-grc'))
except:
pass
self.top_scroll_layout = Qt.QVBoxLayout()
self.setLayout(self.top_scroll_layout)
self.top_scroll = Qt.QScrollArea()
self.top_scroll.setFrameStyle(Qt.QFrame.NoFrame)
self.top_scroll_layout.addWidget(self.top_scroll)
self.top_scroll.setWidgetResizable(True)
self.top_widget = Qt.QWidget()
self.top_scroll.setWidget(self.top_widget)
self.top_layout = Qt.QVBoxLayout(self.top_widget)
self.top_grid_layout = Qt.QGridLayout()
self.top_layout.addLayout(self.top_grid_layout)
self.settings = Qt.QSettings("GNU Radio", "int_cancellation")
self.restoreGeometry(self.settings.value("geometry").toByteArray())
##################################################
# Variables
##################################################
self.snr_db = snr_db = 10
self.prefix = prefix = "/opt/usr/src/gnuradio/gr-trellis/examples/python/fsm_files/"
self.noisevar = noisevar = 10**(-snr_db / 10)
self.fsm2 = fsm2 = "awgn1o2_4.fsm"
self.fsm1 = fsm1 = "awgn1o2_16.fsm"
self.block = block = 1000
self.alpha = alpha = .1
self.R = R = 100e3
##################################################
# Blocks
##################################################
self._alpha_range = Range(0, 1, .01, .1, 200)
self._alpha_win = RangeWidget(self._alpha_range, self.set_alpha,
'P1/P', "counter_slider", float)
self.top_layout.addWidget(self._alpha_win)
self.trellis_viterbi_combined_xx_2 = trellis.viterbi_combined_cb(
trellis.fsm(prefix + fsm2), block, -1, -1, 1,
((1 - alpha)**0.5 * 1, (1 - alpha)**0.5 * 1j,
(1 - alpha)**0.5 * (-1j), (1 - alpha)**0.5 * (-1)),
digital.TRELLIS_EUCLIDEAN)
self.trellis_viterbi_combined_xx_1 = trellis.viterbi_combined_cb(
trellis.fsm(prefix + fsm1), block, -1, -1, 1,
(alpha**0.5 * 1, alpha**0.5 * 1j, alpha**0.5 * (-1j), alpha**0.5 *
(-1)), digital.TRELLIS_EUCLIDEAN)
self.trellis_viterbi_combined_xx_0_0 = trellis.viterbi_combined_cb(
trellis.fsm(prefix + fsm1), block, -1, -1, 1,
(alpha**0.5 * 1, alpha**0.5 * 1j, alpha**0.5 * (-1j), alpha**0.5 *
(-1)), digital.TRELLIS_EUCLIDEAN)
self.trellis_viterbi_combined_xx_0 = trellis.viterbi_combined_cb(
trellis.fsm(prefix + fsm2), block, -1, -1, 1,
((1 - alpha)**0.5 * 1, (1 - alpha)**0.5 * 1j,
(1 - alpha)**0.5 * (-1j), (1 - alpha)**0.5 * (-1)),
digital.TRELLIS_EUCLIDEAN)
self.trellis_encoder_xx_2_0 = trellis.encoder_bb(
trellis.fsm(prefix + fsm2), 0, 0) if False else trellis.encoder_bb(
trellis.fsm(prefix + fsm2), 0)
self.trellis_encoder_xx_2 = trellis.encoder_bb(
trellis.fsm(prefix + fsm1), 0, 0) if False else trellis.encoder_bb(
trellis.fsm(prefix + fsm1), 0)
self.trellis_encoder_xx_1 = trellis.encoder_bb(
trellis.fsm(prefix + fsm2), 0, 0) if False else trellis.encoder_bb(
trellis.fsm(prefix + fsm2), 0)
self.trellis_encoder_xx_0 = trellis.encoder_bb(
trellis.fsm(prefix + fsm1), 0, 0) if False else trellis.encoder_bb(
trellis.fsm(prefix + fsm1), 0)
self._snr_db_range = Range(0, 20, 1, 10, 200)
self._snr_db_win = RangeWidget(self._snr_db_range, self.set_snr_db,
'P/sigma^2 (dB)', "counter_slider",
float)
self.top_layout.addWidget(self._snr_db_win)
self.qtgui_number_sink_0_0_0_0 = qtgui.number_sink(
gr.sizeof_float, 0, qtgui.NUM_GRAPH_HORIZ, 1)
self.qtgui_number_sink_0_0_0_0.set_update_time(0.10)
self.qtgui_number_sink_0_0_0_0.set_title(
'BER 1 (after cancelling user 2)')
labels = ['BER', '', '', '', '', '', '', '', '', '']
units = ['', '', '', '', '', '', '', '', '', '']
colors = [("black", "black"), ("black", "black"), ("black", "black"),
("black", "black"), ("black", "black"), ("black", "black"),
("black", "black"), ("black", "black"), ("black", "black"),
("black", "black")]
factor = [1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
for i in xrange(1):
self.qtgui_number_sink_0_0_0_0.set_min(i, 0)
self.qtgui_number_sink_0_0_0_0.set_max(i, 1)
self.qtgui_number_sink_0_0_0_0.set_color(i, colors[i][0],
colors[i][1])
if len(labels[i]) == 0:
self.qtgui_number_sink_0_0_0_0.set_label(
i, "Data {0}".format(i))
else:
self.qtgui_number_sink_0_0_0_0.set_label(i, labels[i])
self.qtgui_number_sink_0_0_0_0.set_unit(i, units[i])
self.qtgui_number_sink_0_0_0_0.set_factor(i, factor[i])
self.qtgui_number_sink_0_0_0_0.enable_autoscale(False)
self._qtgui_number_sink_0_0_0_0_win = sip.wrapinstance(
self.qtgui_number_sink_0_0_0_0.pyqwidget(), Qt.QWidget)
self.top_grid_layout.addWidget(self._qtgui_number_sink_0_0_0_0_win, 1,
0, 1, 1)
self.qtgui_number_sink_0_0_0 = qtgui.number_sink(
gr.sizeof_float, 0, qtgui.NUM_GRAPH_HORIZ, 1)
self.qtgui_number_sink_0_0_0.set_update_time(0.10)
self.qtgui_number_sink_0_0_0.set_title(
"BER 2 (after cancelling user 1)")
labels = ['BER', '', '', '', '', '', '', '', '', '']
units = ['', '', '', '', '', '', '', '', '', '']
colors = [("black", "black"), ("black", "black"), ("black", "black"),
("black", "black"), ("black", "black"), ("black", "black"),
("black", "black"), ("black", "black"), ("black", "black"),
("black", "black")]
factor = [1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
for i in xrange(1):
self.qtgui_number_sink_0_0_0.set_min(i, 0)
self.qtgui_number_sink_0_0_0.set_max(i, 1)
self.qtgui_number_sink_0_0_0.set_color(i, colors[i][0],
colors[i][1])
if len(labels[i]) == 0:
self.qtgui_number_sink_0_0_0.set_label(i, "Data {0}".format(i))
else:
self.qtgui_number_sink_0_0_0.set_label(i, labels[i])
self.qtgui_number_sink_0_0_0.set_unit(i, units[i])
self.qtgui_number_sink_0_0_0.set_factor(i, factor[i])
self.qtgui_number_sink_0_0_0.enable_autoscale(False)
self._qtgui_number_sink_0_0_0_win = sip.wrapinstance(
self.qtgui_number_sink_0_0_0.pyqwidget(), Qt.QWidget)
self.top_grid_layout.addWidget(self._qtgui_number_sink_0_0_0_win, 1, 1,
1, 1)
self.qtgui_number_sink_0_0 = qtgui.number_sink(gr.sizeof_float, 0,
qtgui.NUM_GRAPH_HORIZ,
1)
self.qtgui_number_sink_0_0.set_update_time(0.10)
self.qtgui_number_sink_0_0.set_title("BER 2 (Raw)")
labels = ['BER', '', '', '', '', '', '', '', '', '']
units = ['', '', '', '', '', '', '', '', '', '']
colors = [("black", "black"), ("black", "black"), ("black", "black"),
("black", "black"), ("black", "black"), ("black", "black"),
("black", "black"), ("black", "black"), ("black", "black"),
("black", "black")]
factor = [1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
for i in xrange(1):
self.qtgui_number_sink_0_0.set_min(i, 0)
self.qtgui_number_sink_0_0.set_max(i, 1)
self.qtgui_number_sink_0_0.set_color(i, colors[i][0], colors[i][1])
if len(labels[i]) == 0:
self.qtgui_number_sink_0_0.set_label(i, "Data {0}".format(i))
else:
self.qtgui_number_sink_0_0.set_label(i, labels[i])
self.qtgui_number_sink_0_0.set_unit(i, units[i])
self.qtgui_number_sink_0_0.set_factor(i, factor[i])
self.qtgui_number_sink_0_0.enable_autoscale(False)
self._qtgui_number_sink_0_0_win = sip.wrapinstance(
self.qtgui_number_sink_0_0.pyqwidget(), Qt.QWidget)
self.top_grid_layout.addWidget(self._qtgui_number_sink_0_0_win, 0, 1,
1, 1)
self.qtgui_number_sink_0 = qtgui.number_sink(gr.sizeof_float, 0,
qtgui.NUM_GRAPH_HORIZ, 1)
self.qtgui_number_sink_0.set_update_time(0.10)
self.qtgui_number_sink_0.set_title("BER1 (Raw)")
labels = ['BER', '', '', '', '', '', '', '', '', '']
units = ['', '', '', '', '', '', '', '', '', '']
colors = [("black", "black"), ("black", "black"), ("black", "black"),
("black", "black"), ("black", "black"), ("black", "black"),
("black", "black"), ("black", "black"), ("black", "black"),
("black", "black")]
factor = [1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
for i in xrange(1):
self.qtgui_number_sink_0.set_min(i, 0)
self.qtgui_number_sink_0.set_max(i, 1)
self.qtgui_number_sink_0.set_color(i, colors[i][0], colors[i][1])
if len(labels[i]) == 0:
self.qtgui_number_sink_0.set_label(i, "Data {0}".format(i))
else:
self.qtgui_number_sink_0.set_label(i, labels[i])
self.qtgui_number_sink_0.set_unit(i, units[i])
self.qtgui_number_sink_0.set_factor(i, factor[i])
self.qtgui_number_sink_0.enable_autoscale(False)
self._qtgui_number_sink_0_win = sip.wrapinstance(
self.qtgui_number_sink_0.pyqwidget(), Qt.QWidget)
self.top_grid_layout.addWidget(self._qtgui_number_sink_0_win, 0, 0, 1,
1)
self.qtgui_const_sink_x_0 = qtgui.const_sink_c(
1024, #size
"", #name
1 #number of inputs
)
self.qtgui_const_sink_x_0.set_update_time(0.10)
self.qtgui_const_sink_x_0.set_y_axis(-2, 2)
self.qtgui_const_sink_x_0.set_x_axis(-2, 2)
self.qtgui_const_sink_x_0.set_trigger_mode(qtgui.TRIG_MODE_FREE,
qtgui.TRIG_SLOPE_POS, 0.0,
0, "")
self.qtgui_const_sink_x_0.enable_autoscale(False)
self.qtgui_const_sink_x_0.enable_grid(False)
self.qtgui_const_sink_x_0.enable_axis_labels(True)
if not True:
self.qtgui_const_sink_x_0.disable_legend()
labels = ['', '', '', '', '', '', '', '', '', '']
widths = [1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
colors = [
"blue", "red", "red", "red", "red", "red", "red", "red", "red",
"red"
]
styles = [0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
markers = [0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
alphas = [1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0]
for i in xrange(1):
if len(labels[i]) == 0:
self.qtgui_const_sink_x_0.set_line_label(
i, "Data {0}".format(i))
else:
self.qtgui_const_sink_x_0.set_line_label(i, labels[i])
self.qtgui_const_sink_x_0.set_line_width(i, widths[i])
self.qtgui_const_sink_x_0.set_line_color(i, colors[i])
self.qtgui_const_sink_x_0.set_line_style(i, styles[i])
self.qtgui_const_sink_x_0.set_line_marker(i, markers[i])
self.qtgui_const_sink_x_0.set_line_alpha(i, alphas[i])
self._qtgui_const_sink_x_0_win = sip.wrapinstance(
self.qtgui_const_sink_x_0.pyqwidget(), Qt.QWidget)
self.top_layout.addWidget(self._qtgui_const_sink_x_0_win)
self.digital_chunks_to_symbols_xx_0_0_1 = digital.chunks_to_symbols_bc(
(1, 1j, -1j, -1), 1)
self.digital_chunks_to_symbols_xx_0_0_0 = digital.chunks_to_symbols_bc(
(1, 1j, -1j, -1), 1)
self.digital_chunks_to_symbols_xx_0_0 = digital.chunks_to_symbols_bc(
(1, 1j, -1j, -1), 1)
self.digital_chunks_to_symbols_xx_0 = digital.chunks_to_symbols_bc(
(1, 1j, -1j, -1), 1)
self.blocks_throttle_0 = blocks.throttle(gr.sizeof_char * 1, R, True)
self.blocks_sub_xx_2_0 = blocks.sub_cc(1)
self.blocks_sub_xx_2 = blocks.sub_cc(1)
self.blocks_multiply_const_vxx_2_0 = blocks.multiply_const_vcc(
((1 - alpha)**0.5, ))
self.blocks_multiply_const_vxx_2 = blocks.multiply_const_vcc(
(alpha**0.5, ))
self.blocks_multiply_const_vxx_1 = blocks.multiply_const_vcc(
((1 - alpha)**0.5, ))
self.blocks_multiply_const_vxx_0 = blocks.multiply_const_vcc(
(alpha**0.5, ))
self.blocks_add_xx_0 = blocks.add_vcc(1)
self.blks2_error_rate_0_0_0_0 = grc_blks2.error_rate(
type='BER',
win_size=block * 100,
bits_per_symbol=2,
)
self.blks2_error_rate_0_0_0 = grc_blks2.error_rate(
type='BER',
win_size=block * 100,
bits_per_symbol=2,
)
self.blks2_error_rate_0_0 = grc_blks2.error_rate(
type='BER',
win_size=block * 100,
bits_per_symbol=2,
)
self.blks2_error_rate_0 = grc_blks2.error_rate(
type='BER',
win_size=block * 100,
bits_per_symbol=2,
)
self.analog_random_source_x_1 = blocks.vector_source_b(
map(int, numpy.random.randint(0, 2, block)), True)
self.analog_random_source_x_0 = blocks.vector_source_b(
map(int, numpy.random.randint(0, 2, block)), True)
self.analog_noise_source_x_0 = analog.noise_source_c(
analog.GR_GAUSSIAN, noisevar, -42)
##################################################
# Connections
##################################################
self.connect((self.analog_noise_source_x_0, 0),
(self.blocks_add_xx_0, 2))
self.connect((self.analog_random_source_x_0, 0),
(self.blks2_error_rate_0, 0))
self.connect((self.analog_random_source_x_0, 0),
(self.blks2_error_rate_0_0_0_0, 0))
self.connect((self.analog_random_source_x_0, 0),
(self.trellis_encoder_xx_0, 0))
self.connect((self.analog_random_source_x_1, 0),
(self.blks2_error_rate_0_0, 0))
self.connect((self.analog_random_source_x_1, 0),
(self.blks2_error_rate_0_0_0, 0))
self.connect((self.analog_random_source_x_1, 0),
(self.trellis_encoder_xx_1, 0))
self.connect((self.blks2_error_rate_0, 0),
(self.qtgui_number_sink_0, 0))
self.connect((self.blks2_error_rate_0_0, 0),
(self.qtgui_number_sink_0_0, 0))
self.connect((self.blks2_error_rate_0_0_0, 0),
(self.qtgui_number_sink_0_0_0, 0))
self.connect((self.blks2_error_rate_0_0_0_0, 0),
(self.qtgui_number_sink_0_0_0_0, 0))
self.connect((self.blocks_add_xx_0, 0), (self.blocks_sub_xx_2, 0))
self.connect((self.blocks_add_xx_0, 0), (self.blocks_sub_xx_2_0, 0))
self.connect((self.blocks_add_xx_0, 0), (self.qtgui_const_sink_x_0, 0))
self.connect((self.blocks_add_xx_0, 0),
(self.trellis_viterbi_combined_xx_1, 0))
self.connect((self.blocks_add_xx_0, 0),
(self.trellis_viterbi_combined_xx_2, 0))
self.connect((self.blocks_multiply_const_vxx_0, 0),
(self.blocks_add_xx_0, 0))
self.connect((self.blocks_multiply_const_vxx_1, 0),
(self.blocks_add_xx_0, 1))
self.connect((self.blocks_multiply_const_vxx_2, 0),
(self.blocks_sub_xx_2, 1))
self.connect((self.blocks_multiply_const_vxx_2_0, 0),
(self.blocks_sub_xx_2_0, 1))
self.connect((self.blocks_sub_xx_2, 0),
(self.trellis_viterbi_combined_xx_0, 0))
self.connect((self.blocks_sub_xx_2_0, 0),
(self.trellis_viterbi_combined_xx_0_0, 0))
self.connect((self.blocks_throttle_0, 0),
(self.digital_chunks_to_symbols_xx_0, 0))
self.connect((self.digital_chunks_to_symbols_xx_0, 0),
(self.blocks_multiply_const_vxx_0, 0))
self.connect((self.digital_chunks_to_symbols_xx_0_0, 0),
(self.blocks_multiply_const_vxx_1, 0))
self.connect((self.digital_chunks_to_symbols_xx_0_0_0, 0),
(self.blocks_multiply_const_vxx_2, 0))
self.connect((self.digital_chunks_to_symbols_xx_0_0_1, 0),
(self.blocks_multiply_const_vxx_2_0, 0))
self.connect((self.trellis_encoder_xx_0, 0),
(self.blocks_throttle_0, 0))
self.connect((self.trellis_encoder_xx_1, 0),
(self.digital_chunks_to_symbols_xx_0_0, 0))
self.connect((self.trellis_encoder_xx_2, 0),
(self.digital_chunks_to_symbols_xx_0_0_0, 0))
self.connect((self.trellis_encoder_xx_2_0, 0),
(self.digital_chunks_to_symbols_xx_0_0_1, 0))
self.connect((self.trellis_viterbi_combined_xx_0, 0),
(self.blks2_error_rate_0_0_0, 1))
self.connect((self.trellis_viterbi_combined_xx_0_0, 0),
(self.blks2_error_rate_0_0_0_0, 1))
self.connect((self.trellis_viterbi_combined_xx_1, 0),
(self.blks2_error_rate_0, 1))
self.connect((self.trellis_viterbi_combined_xx_1, 0),
(self.trellis_encoder_xx_2, 0))
self.connect((self.trellis_viterbi_combined_xx_2, 0),
(self.blks2_error_rate_0_0, 1))
self.connect((self.trellis_viterbi_combined_xx_2, 0),
(self.trellis_encoder_xx_2_0, 0))
def __init__(self):
gr.top_block.__init__(self, "Konzerv Rx Atan")
Qt.QWidget.__init__(self)
self.setWindowTitle("Konzerv Rx Atan")
try:
self.setWindowIcon(Qt.QIcon.fromTheme('gnuradio-grc'))
except:
pass
self.top_scroll_layout = Qt.QVBoxLayout()
self.setLayout(self.top_scroll_layout)
self.top_scroll = Qt.QScrollArea()
self.top_scroll.setFrameStyle(Qt.QFrame.NoFrame)
self.top_scroll_layout.addWidget(self.top_scroll)
self.top_scroll.setWidgetResizable(True)
self.top_widget = Qt.QWidget()
self.top_scroll.setWidget(self.top_widget)
self.top_layout = Qt.QVBoxLayout(self.top_widget)
self.top_grid_layout = Qt.QGridLayout()
self.top_layout.addLayout(self.top_grid_layout)
self.settings = Qt.QSettings("GNU Radio", "konzerv_rx_atan")
self.restoreGeometry(self.settings.value("geometry").toByteArray())
##################################################
# Variables
##################################################
self.samp_rate = samp_rate = 1800000
self.center_freq = center_freq = 0
self.audio_rate = audio_rate = 44100
##################################################
# Blocks
##################################################
self._center_freq_range = Range(-samp_rate / 2, samp_rate / 2, 1, 0,
200)
self._center_freq_win = RangeWidget(self._center_freq_range,
self.set_center_freq,
"center_freq", "counter_slider",
float)
self.top_layout.addWidget(self._center_freq_win)
self.qtgui_waterfall_sink_x_1 = qtgui.waterfall_sink_f(
1024, #size
firdes.WIN_BLACKMAN_hARRIS, #wintype
0, #fc
samp_rate, #bw
"Demod signal", #name
1 #number of inputs
)
self.qtgui_waterfall_sink_x_1.set_update_time(0.10)
self.qtgui_waterfall_sink_x_1.enable_grid(False)
if not True:
self.qtgui_waterfall_sink_x_1.disable_legend()
if "float" == "float" or "float" == "msg_float":
self.qtgui_waterfall_sink_x_1.set_plot_pos_half(not True)
labels = ["", "", "", "", "", "", "", "", "", ""]
colors = [0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
alphas = [1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0]
for i in xrange(1):
if len(labels[i]) == 0:
self.qtgui_waterfall_sink_x_1.set_line_label(
i, "Data {0}".format(i))
else:
self.qtgui_waterfall_sink_x_1.set_line_label(i, labels[i])
self.qtgui_waterfall_sink_x_1.set_color_map(i, colors[i])
self.qtgui_waterfall_sink_x_1.set_line_alpha(i, alphas[i])
self.qtgui_waterfall_sink_x_1.set_intensity_range(-140, 10)
self._qtgui_waterfall_sink_x_1_win = sip.wrapinstance(
self.qtgui_waterfall_sink_x_1.pyqwidget(), Qt.QWidget)
self.top_layout.addWidget(self._qtgui_waterfall_sink_x_1_win)
self.qtgui_waterfall_sink_x_0 = qtgui.waterfall_sink_c(
1024, #size
firdes.WIN_BLACKMAN_hARRIS, #wintype
0, #fc
samp_rate, #bw
"Rx signal", #name
1 #number of inputs
)
self.qtgui_waterfall_sink_x_0.set_update_time(0.10)
self.qtgui_waterfall_sink_x_0.enable_grid(False)
if not True:
self.qtgui_waterfall_sink_x_0.disable_legend()
if "complex" == "float" or "complex" == "msg_float":
self.qtgui_waterfall_sink_x_0.set_plot_pos_half(not True)
labels = ["", "", "", "", "", "", "", "", "", ""]
colors = [0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
alphas = [1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0]
for i in xrange(1):
if len(labels[i]) == 0:
self.qtgui_waterfall_sink_x_0.set_line_label(
i, "Data {0}".format(i))
else:
self.qtgui_waterfall_sink_x_0.set_line_label(i, labels[i])
self.qtgui_waterfall_sink_x_0.set_color_map(i, colors[i])
self.qtgui_waterfall_sink_x_0.set_line_alpha(i, alphas[i])
self.qtgui_waterfall_sink_x_0.set_intensity_range(-140, 10)
self._qtgui_waterfall_sink_x_0_win = sip.wrapinstance(
self.qtgui_waterfall_sink_x_0.pyqwidget(), Qt.QWidget)
self.top_layout.addWidget(self._qtgui_waterfall_sink_x_0_win)
self.freq_xlating_fir_filter_xxx_0 = filter.freq_xlating_fir_filter_ccc(
1, (firdes.low_pass(1.0, samp_rate, 1.5e5, 1e4)), center_freq,
samp_rate)
self.fir_filter_xxx_0 = filter.fir_filter_fff(
samp_rate / audio_rate,
(firdes.low_pass(1.0, samp_rate, audio_rate / 2 - 1000, 1000)))
self.fir_filter_xxx_0.declare_sample_delay(0)
self.blocks_throttle_0 = blocks.throttle(gr.sizeof_gr_complex * 1,
samp_rate, True)
self.blocks_sub_xx_0 = blocks.sub_cc(1)
self.blocks_multiply_xx_1 = blocks.multiply_vff(1)
self.blocks_multiply_xx_0 = blocks.multiply_vff(1)
self.blocks_file_source_0 = blocks.file_source(
gr.sizeof_gr_complex * 1,
"/home/mero/kafu/grc_demo_2021/konzerv.iq", True)
self.blocks_divide_xx_0 = blocks.divide_ff(1)
self.blocks_delay_0 = blocks.delay(gr.sizeof_gr_complex * 1, 1)
self.blocks_complex_to_mag_squared_0 = blocks.complex_to_mag_squared(1)
self.blocks_complex_to_float_1 = blocks.complex_to_float(1)
self.blocks_complex_to_float_0 = blocks.complex_to_float(1)
self.blocks_add_xx_0 = blocks.add_vff(1)
self.audio_sink_0 = audio.sink(audio_rate, "", True)
##################################################
# Connections
##################################################
self.connect((self.blocks_add_xx_0, 0), (self.blocks_divide_xx_0, 0))
self.connect((self.blocks_complex_to_float_0, 0),
(self.blocks_multiply_xx_0, 0))
self.connect((self.blocks_complex_to_float_0, 1),
(self.blocks_multiply_xx_1, 0))
self.connect((self.blocks_complex_to_float_1, 0),
(self.blocks_multiply_xx_0, 1))
self.connect((self.blocks_complex_to_float_1, 1),
(self.blocks_multiply_xx_1, 1))
self.connect((self.blocks_complex_to_mag_squared_0, 0),
(self.blocks_divide_xx_0, 1))
self.connect((self.blocks_complex_to_mag_squared_0, 0),
(self.qtgui_waterfall_sink_x_1, 0))
self.connect((self.blocks_delay_0, 0), (self.blocks_sub_xx_0, 1))
self.connect((self.blocks_divide_xx_0, 0), (self.fir_filter_xxx_0, 0))
self.connect((self.blocks_file_source_0, 0),
(self.blocks_throttle_0, 0))
self.connect((self.blocks_multiply_xx_0, 0), (self.blocks_add_xx_0, 0))
self.connect((self.blocks_multiply_xx_1, 0), (self.blocks_add_xx_0, 1))
self.connect((self.blocks_sub_xx_0, 0),
(self.blocks_complex_to_float_1, 0))
self.connect((self.blocks_throttle_0, 0),
(self.freq_xlating_fir_filter_xxx_0, 0))
self.connect((self.blocks_throttle_0, 0),
(self.qtgui_waterfall_sink_x_0, 0))
self.connect((self.fir_filter_xxx_0, 0), (self.audio_sink_0, 0))
self.connect((self.freq_xlating_fir_filter_xxx_0, 0),
(self.blocks_complex_to_float_0, 0))
self.connect((self.freq_xlating_fir_filter_xxx_0, 0),
(self.blocks_complex_to_mag_squared_0, 0))
self.connect((self.freq_xlating_fir_filter_xxx_0, 0),
(self.blocks_delay_0, 0))
self.connect((self.freq_xlating_fir_filter_xxx_0, 0),
(self.blocks_sub_xx_0, 0))
def __init__(self):
gr.top_block.__init__(self, "Top Block")
Qt.QWidget.__init__(self)
self.setWindowTitle("Top Block")
qtgui.util.check_set_qss()
try:
self.setWindowIcon(Qt.QIcon.fromTheme('gnuradio-grc'))
except:
pass
self.top_scroll_layout = Qt.QVBoxLayout()
self.setLayout(self.top_scroll_layout)
self.top_scroll = Qt.QScrollArea()
self.top_scroll.setFrameStyle(Qt.QFrame.NoFrame)
self.top_scroll_layout.addWidget(self.top_scroll)
self.top_scroll.setWidgetResizable(True)
self.top_widget = Qt.QWidget()
self.top_scroll.setWidget(self.top_widget)
self.top_layout = Qt.QVBoxLayout(self.top_widget)
self.top_grid_layout = Qt.QGridLayout()
self.top_layout.addLayout(self.top_grid_layout)
self.settings = Qt.QSettings("GNU Radio", "top_block")
self.restoreGeometry(self.settings.value("geometry").toByteArray())
##################################################
# Variables
##################################################
self.z = z = 0.2
self.p = p = 10
self.W = W = 2e3
self.c = c = 1450
self.Tp = Tp = 0.025
self.N = N = p * z * W
self.n = n = np.arange(0, N)
self.min_range = min_range = (Tp) * c / 2
self.max_range = max_range = (z - Tp) / 2 * c
self.alpha = alpha = 1 / (2 * p * p * z * W)
self.samp_rate = samp_rate = p * W
self.fc = fc = 50e3
self.chirp = chirp = np.exp(1j * 2 * np.pi * alpha * (n - 0.5 * N)**2)
self.R3 = R3 = max_range - min_range
self.R2 = R2 = 85
self.R1 = R1 = 60
self.Np = Np = 5
self.AN = AN = 2
##################################################
# Blocks
##################################################
self._R1_range = Range(min_range, max_range, 0.05, 60, 200)
self._R1_win = RangeWidget(self._R1_range, self.set_R1, "R1",
"counter_slider", float)
self.top_grid_layout.addWidget(self._R1_win)
self._z_range = Range(0.2, 1.45, 0.05, 0.2, 200)
self._z_win = RangeWidget(self._z_range, self.set_z, "z",
"counter_slider", float)
self.top_grid_layout.addWidget(self._z_win)
self.qtgui_vector_sink_f_0 = qtgui.vector_sink_f(
int(N * Np),
0,
1.0,
"x-Axis",
"y-Axis",
"",
1 # Number of inputs
)
self.qtgui_vector_sink_f_0.set_update_time(0.10)
self.qtgui_vector_sink_f_0.set_y_axis(-140, 10)
self.qtgui_vector_sink_f_0.enable_autoscale(False)
self.qtgui_vector_sink_f_0.enable_grid(False)
self.qtgui_vector_sink_f_0.set_x_axis_units("")
self.qtgui_vector_sink_f_0.set_y_axis_units("")
self.qtgui_vector_sink_f_0.set_ref_level(0)
labels = ['', '', '', '', '', '', '', '', '', '']
widths = [1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
colors = [
"blue", "red", "green", "black", "cyan", "magenta", "yellow",
"dark red", "dark green", "dark blue"
]
alphas = [1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0]
for i in xrange(1):
if len(labels[i]) == 0:
self.qtgui_vector_sink_f_0.set_line_label(
i, "Data {0}".format(i))
else:
self.qtgui_vector_sink_f_0.set_line_label(i, labels[i])
self.qtgui_vector_sink_f_0.set_line_width(i, widths[i])
self.qtgui_vector_sink_f_0.set_line_color(i, colors[i])
self.qtgui_vector_sink_f_0.set_line_alpha(i, alphas[i])
self._qtgui_vector_sink_f_0_win = sip.wrapinstance(
self.qtgui_vector_sink_f_0.pyqwidget(), Qt.QWidget)
self.top_grid_layout.addWidget(self._qtgui_vector_sink_f_0_win)
self.qtgui_freq_sink_x_0_0_0 = qtgui.freq_sink_c(
1024, #size
firdes.WIN_BLACKMAN_hARRIS, #wintype
0, #fc
samp_rate, #bw
"RX", #name
1 #number of inputs
)
self.qtgui_freq_sink_x_0_0_0.set_update_time(0.10)
self.qtgui_freq_sink_x_0_0_0.set_y_axis(-140, 10)
self.qtgui_freq_sink_x_0_0_0.set_y_label('Relative Gain', 'dB')
self.qtgui_freq_sink_x_0_0_0.set_trigger_mode(qtgui.TRIG_MODE_FREE,
0.0, 0, "")
self.qtgui_freq_sink_x_0_0_0.enable_autoscale(True)
self.qtgui_freq_sink_x_0_0_0.enable_grid(True)
self.qtgui_freq_sink_x_0_0_0.set_fft_average(0.05)
self.qtgui_freq_sink_x_0_0_0.enable_axis_labels(True)
self.qtgui_freq_sink_x_0_0_0.enable_control_panel(False)
if not True:
self.qtgui_freq_sink_x_0_0_0.disable_legend()
if "complex" == "float" or "complex" == "msg_float":
self.qtgui_freq_sink_x_0_0_0.set_plot_pos_half(not True)
labels = ['', '', '', '', '', '', '', '', '', '']
widths = [1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
colors = [
"blue", "red", "green", "black", "cyan", "magenta", "yellow",
"dark red", "dark green", "dark blue"
]
alphas = [1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0]
for i in xrange(1):
if len(labels[i]) == 0:
self.qtgui_freq_sink_x_0_0_0.set_line_label(
i, "Data {0}".format(i))
else:
self.qtgui_freq_sink_x_0_0_0.set_line_label(i, labels[i])
self.qtgui_freq_sink_x_0_0_0.set_line_width(i, widths[i])
self.qtgui_freq_sink_x_0_0_0.set_line_color(i, colors[i])
self.qtgui_freq_sink_x_0_0_0.set_line_alpha(i, alphas[i])
self._qtgui_freq_sink_x_0_0_0_win = sip.wrapinstance(
self.qtgui_freq_sink_x_0_0_0.pyqwidget(), Qt.QWidget)
self.top_grid_layout.addWidget(self._qtgui_freq_sink_x_0_0_0_win)
self.qtgui_freq_sink_x_0_0 = qtgui.freq_sink_c(
1024, #size
firdes.WIN_BLACKMAN_hARRIS, #wintype
0, #fc
samp_rate, #bw
"TX", #name
1 #number of inputs
)
self.qtgui_freq_sink_x_0_0.set_update_time(0.10)
self.qtgui_freq_sink_x_0_0.set_y_axis(-140, 10)
self.qtgui_freq_sink_x_0_0.set_y_label('Relative Gain', 'dB')
self.qtgui_freq_sink_x_0_0.set_trigger_mode(qtgui.TRIG_MODE_FREE, 0.0,
0, "")
self.qtgui_freq_sink_x_0_0.enable_autoscale(True)
self.qtgui_freq_sink_x_0_0.enable_grid(True)
self.qtgui_freq_sink_x_0_0.set_fft_average(0.05)
self.qtgui_freq_sink_x_0_0.enable_axis_labels(True)
self.qtgui_freq_sink_x_0_0.enable_control_panel(False)
if not True:
self.qtgui_freq_sink_x_0_0.disable_legend()
if "complex" == "float" or "complex" == "msg_float":
self.qtgui_freq_sink_x_0_0.set_plot_pos_half(not True)
labels = ['', '', '', '', '', '', '', '', '', '']
widths = [1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
colors = [
"blue", "red", "green", "black", "cyan", "magenta", "yellow",
"dark red", "dark green", "dark blue"
]
alphas = [1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0]
for i in xrange(1):
if len(labels[i]) == 0:
self.qtgui_freq_sink_x_0_0.set_line_label(
i, "Data {0}".format(i))
else:
self.qtgui_freq_sink_x_0_0.set_line_label(i, labels[i])
self.qtgui_freq_sink_x_0_0.set_line_width(i, widths[i])
self.qtgui_freq_sink_x_0_0.set_line_color(i, colors[i])
self.qtgui_freq_sink_x_0_0.set_line_alpha(i, alphas[i])
self._qtgui_freq_sink_x_0_0_win = sip.wrapinstance(
self.qtgui_freq_sink_x_0_0.pyqwidget(), Qt.QWidget)
self.top_grid_layout.addWidget(self._qtgui_freq_sink_x_0_0_win)
self.fft_vxx_0_0 = fft.fft_vcc(int(N * Np), True,
(window.blackmanharris(1024)), True, 1)
self.fft_vxx_0 = fft.fft_vcc(int(N * Np), True,
(window.blackmanharris(1024)), True, 1)
self.blocks_vector_source_x_0 = blocks.vector_source_c(
np.tile(chirp, Np), False, 1, [])
self.blocks_throttle_0 = blocks.throttle(gr.sizeof_gr_complex * 1,
samp_rate, True)
self.blocks_sub_xx_0 = blocks.sub_cc(int(N * Np))
self.blocks_stream_to_vector_1 = blocks.stream_to_vector(
gr.sizeof_gr_complex * 1, int(N * Np))
self.blocks_stream_to_vector_0 = blocks.stream_to_vector(
gr.sizeof_gr_complex * 1, int(N * Np))
self.blocks_nlog10_ff_0 = blocks.nlog10_ff(1, int(N * Np), 0)
self.blocks_delay_0 = blocks.delay(gr.sizeof_gr_complex * 1,
int(2 * R1 / (c / samp_rate)))
self.blocks_complex_to_mag_0 = blocks.complex_to_mag(int(N * Np))
self._R3_range = Range(min_range, max_range, 0.05,
max_range - min_range, 200)
self._R3_win = RangeWidget(self._R3_range, self.set_R3, "R3",
"counter_slider", float)
self.top_grid_layout.addWidget(self._R3_win)
self._R2_range = Range(min_range, max_range, 0.05, 85, 200)
self._R2_win = RangeWidget(self._R2_range, self.set_R2, "R2",
"counter_slider", float)
self.top_grid_layout.addWidget(self._R2_win)
self._AN_range = Range(0, 7, 0.5, 2, 200)
self._AN_win = RangeWidget(self._AN_range, self.set_AN, "AN",
"counter_slider", float)
self.top_grid_layout.addWidget(self._AN_win)
##################################################
# Connections
##################################################
self.connect((self.blocks_complex_to_mag_0, 0),
(self.blocks_nlog10_ff_0, 0))
self.connect((self.blocks_delay_0, 0),
(self.blocks_stream_to_vector_0, 0))
self.connect((self.blocks_delay_0, 0),
(self.qtgui_freq_sink_x_0_0_0, 0))
self.connect((self.blocks_nlog10_ff_0, 0),
(self.qtgui_vector_sink_f_0, 0))
self.connect((self.blocks_stream_to_vector_0, 0), (self.fft_vxx_0, 0))
self.connect((self.blocks_stream_to_vector_1, 0),
(self.fft_vxx_0_0, 0))
self.connect((self.blocks_sub_xx_0, 0),
(self.blocks_complex_to_mag_0, 0))
self.connect((self.blocks_throttle_0, 0), (self.blocks_delay_0, 0))
self.connect((self.blocks_throttle_0, 0),
(self.blocks_stream_to_vector_1, 0))
self.connect((self.blocks_throttle_0, 0),
(self.qtgui_freq_sink_x_0_0, 0))
self.connect((self.blocks_vector_source_x_0, 0),
(self.blocks_throttle_0, 0))
self.connect((self.fft_vxx_0, 0), (self.blocks_sub_xx_0, 1))
self.connect((self.fft_vxx_0_0, 0), (self.blocks_sub_xx_0, 0))
def __init__(self, options):
gr.top_block.__init__(self)
self.options = options
self.show_debug_info = True
self.qapp = QtGui.QApplication(sys.argv)
self.u = uhd.usrp_source(device_addr=options.address, stream_args=uhd.stream_args('fc32'))
if(options.antenna):
self.u.set_antenna(options.antenna, 0)
self.set_bandwidth(options.samp_rate)
if options.gain is None:
# if no gain was specified, use the mid-point in dB
g = self.u.get_gain_range()
options.gain = float(g.start()+g.stop())/2
self.set_gain(options.gain)
if options.freq is None:
# if no freq was specified, use the mid-point
r = self.u.get_freq_range()
options.freq = float(r.start()+r.stop())/2
self.set_frequency(options.freq)
self._fftsize = options.fft_size
self.snk = qtgui.sink_c(options.fft_size,
filter.firdes.WIN_BLACKMAN_hARRIS,
self._freq, self._bandwidth,
"UHD Display",
True, True, True, False)
# Set up internal amplifier
self.amp = blocks.multiply_const_cc(0.0)
self.set_amplifier_gain(100)
# Create a single-pole IIR filter to remove DC
# but don't connect it yet
self.dc_gain = 0.001
self.dc = filter.single_pole_iir_filter_cc(self.dc_gain)
self.dc_sub = blocks.sub_cc()
self.connect(self.u, self.amp, self.snk)
if self.show_debug_info:
print "Bandwidth: ", self.u.get_samp_rate()
print "Center Freq: ", self.u.get_center_freq()
print "Freq Range: ", self.u.get_freq_range()
# Get the reference pointer to the SpectrumDisplayForm QWidget
# Wrap the pointer as a PyQt SIP object
# This can now be manipulated as a PyQt4.QtGui.QWidget
self.pysink = sip.wrapinstance(self.snk.pyqwidget(), QtGui.QWidget)
self.main_win = main_window(self.pysink, self)
self.main_win.set_frequency(self._freq)
self.main_win.set_gain(self._gain)
self.main_win.set_bandwidth(self._bandwidth)
self.main_win.set_amplifier(self._amp_value)
self.main_win.show()
def __init__(self, constellation, frame_type, code_rate):
gr.top_block.__init__(self, "Dvbs2 Tx")
##################################################
# Parameters
##################################################
# Header is 10 bytes
try:
frame_length = 1.0 * BBFRAME_LENGTH[frame_type][code_rate] - 80
except KeyError:
raise UnknownFrameLength(frame_type, code_rate)
# print("Base frame length: %s" % frame_length)
frame_length /= 8
# print("Base frame length: %s" % frame_length)
assert int(
frame_length
) == 1.0 * frame_length, "Frame length {0} won't work because {0}/8 = {1}!".format(
frame_length, frame_length / 8.0)
frame_length = int(frame_length)
self.frame_length = frame_length
bits_per_input, bits_per_output = get_ratio(constellation)
##################################################
# Variables
##################################################
self.symbol_rate = symbol_rate = 5000000
self.taps = taps = 100
self.samp_rate = samp_rate = symbol_rate * 2
self.rolloff = rolloff = 0.2
self.noise = noise = 0
self.gain = gain = 1
self.center_freq = center_freq = 1280e6
##################################################
# Blocks
##################################################
self.ldpc_encoder_input = blocks.file_sink(gr.sizeof_char * 1,
'ldpc_encoder_input.bin',
False)
self.ldpc_encoder_input.set_unbuffered(False)
self.fir_filter_xxx_0_0 = filter.fir_filter_ccc(
1, (numpy.conj([
0.00000 + 1.00000j, 0.00000 - 1.00000j, 0.00000 -
1.00000j, 0.00000 + 1.00000j, 0.00000 - 1.00000j, 0.00000 +
1.00000j, 0.00000 - 1.00000j, 0.00000 - 1.00000j, 0.00000 +
1.00000j, 0.00000 + 1.00000j, 0.00000 + 1.00000j, 0.00000 -
1.00000j, 0.00000 + 1.00000j, 0.00000 + 1.00000j, 0.00000 -
1.00000j, 0.00000 - 1.00000j, 0.00000 + 1.00000j, 0.00000 +
1.00000j, 0.00000 - 1.00000j, 0.00000 + 1.00000j, 0.00000 +
1.00000j, 0.00000 - 1.00000j, 0.00000 + 1.00000j, 0.00000 +
1.00000j, 0.00000 + 1.00000j, 0.00000 + 1.00000j, 0.00000 +
1.00000j, 0.00000 - 1.00000j, 0.00000 + 1.00000j, 0.00000 -
1.00000j, 0.00000 + 1.00000j, 0.00000 - 1.00000j
] + [
0,
] * (89 - 32))))
self.fir_filter_xxx_0_0.declare_sample_delay(0)
self.fir_filter_xxx_0 = filter.fir_filter_ccc(1, (numpy.conj([
0,
] * (89 - 25) + [
0.00000 - 1.00000j, 0.00000 - 1.00000j, 0.00000 +
1.00000j, 0.00000 - 1.00000j, 0.00000 + 1.00000j, 0.00000 +
1.00000j, 0.00000 - 1.00000j, 0.00000 + 1.00000j, 0.00000 +
1.00000j, 0.00000 - 1.00000j, 0.00000 - 1.00000j, 0.00000 +
1.00000j, 0.00000 - 1.00000j, 0.00000 - 1.00000j, 0.00000 -
1.00000j, 0.00000 + 1.00000j, 0.00000 - 1.00000j, 0.00000 -
1.00000j, 0.00000 - 1.00000j, 0.00000 - 1.00000j, 0.00000 +
1.00000j, 0.00000 + 1.00000j, 0.00000 + 1.00000j, 0.00000 +
1.00000j, 0.00000 + 0.00000j
])))
self.fir_filter_xxx_0.declare_sample_delay(0)
self.fft_filter_xxx_0 = filter.fft_filter_ccc(
1, (firdes.root_raised_cosine(1.0, samp_rate, samp_rate / 2,
rolloff, taps)), 1)
self.fft_filter_xxx_0.declare_sample_delay(0)
self.dtv_dvbs2_physical_cc_0 = dtv.dvbs2_physical_cc(
frame_type, code_rate, dtv.MOD_BPSK, dtv.PILOTS_ON, 0)
self.dtv_dvbs2_modulator_bc_0 = dtv.dvbs2_modulator_bc(
frame_type, code_rate, dtv.MOD_BPSK, dtv.INTERPOLATION_OFF)
self.dtv_dvbs2_interleaver_bb_0 = dtv.dvbs2_interleaver_bb(
frame_type, code_rate, constellation)
self.dtv_dvb_ldpc_bb_0 = dtv.dvb_ldpc_bb(dtv.STANDARD_DVBS2,
frame_type, code_rate,
dtv.MOD_OTHER)
self.dtv_dvb_bch_bb_0 = dtv.dvb_bch_bb(dtv.STANDARD_DVBS2, frame_type,
code_rate)
self.dtv_dvb_bbscrambler_bb_0 = dtv.dvb_bbscrambler_bb(
dtv.STANDARD_DVBS2, frame_type, code_rate)
self.dtv_dvb_bbheader_bb_0 = dtv.dvb_bbheader_bb(
dtv.STANDARD_DVBS2, frame_type, code_rate, dtv.RO_0_20,
dtv.INPUTMODE_NORMAL, dtv.INBAND_OFF, 168, 4000000)
self.digital_pfb_clock_sync_xxx_0 = digital.pfb_clock_sync_ccf(
2, math.pi / 100.0, (firdes.root_raised_cosine(
2 * 32, 32, 1.0 / float(2), 0.35, 11 * 2 * 32)), 32, 16, 1.5,
1)
self.digital_costas_loop_cc_0 = digital.costas_loop_cc(
math.pi / 100.0, 4, False)
self.blocks_throttle_0 = blocks.throttle(gr.sizeof_float * 1,
samp_rate / 10, True)
self.blocks_sub_xx_0 = blocks.sub_cc(1)
self.blocks_repack_bits_bb_0 = blocks.repack_bits_bb(
bits_per_input, bits_per_output, "", False, gr.GR_MSB_FIRST)
self.blocks_multiply_xx_0 = blocks.multiply_vcc(1)
self.blocks_multiply_const_vxx_0 = blocks.multiply_const_vcc((gain, ))
self.blocks_max_xx_0 = blocks.max_ff(1, 1)
self.blocks_file_sink_1 = blocks.file_sink(gr.sizeof_float * 1,
'output.bin', False)
self.blocks_file_sink_1.set_unbuffered(False)
self.blocks_delay_0 = blocks.delay(gr.sizeof_gr_complex * 1, 1)
self.blocks_conjugate_cc_0 = blocks.conjugate_cc()
self.blocks_complex_to_mag_0_0 = blocks.complex_to_mag(1)
self.blocks_complex_to_mag_0 = blocks.complex_to_mag(1)
self.blocks_add_xx_2 = blocks.add_vcc(1)
self.blocks_add_xx_0 = blocks.add_vcc(1)
self.bit_interleaver_output_packed = blocks.file_sink(
gr.sizeof_char * 1, 'bit_interleaver_output_packed.bin', False)
self.bit_interleaver_output_packed.set_unbuffered(False)
self.bit_interleaver_output = blocks.file_sink(
gr.sizeof_char * 1, 'bit_interleaver_output.bin', False)
self.bit_interleaver_output.set_unbuffered(False)
self.bit_interleaver_input = blocks.file_sink(
gr.sizeof_char * 1, 'bit_interleaver_input.bin', False)
self.bit_interleaver_input.set_unbuffered(False)
self.bch_encoder_input = blocks.file_sink(gr.sizeof_char * 1,
'bch_encoder_input.bin',
False)
self.bch_encoder_input.set_unbuffered(False)
self.bb_scrambler_input_0 = blocks.file_sink(gr.sizeof_char * 1,
'bb_scrambler_input.bin',
False)
self.bb_scrambler_input_0.set_unbuffered(False)
self.analog_random_source_x_0 = blocks.vector_source_b(
map(int, numpy.random.randint(0, 255, frame_length)), False)
self.analog_noise_source_x_1 = analog.noise_source_c(
analog.GR_GAUSSIAN, noise, 0)
self.analog_agc_xx_0 = analog.agc_cc(1e-4, 1.0, 1.0)
self.analog_agc_xx_0.set_max_gain(8192)
##################################################
# Connections
##################################################
self.connect((self.analog_agc_xx_0, 0),
(self.digital_pfb_clock_sync_xxx_0, 0))
self.connect((self.analog_noise_source_x_1, 0),
(self.blocks_add_xx_2, 1))
self.connect((self.analog_random_source_x_0, 0),
(self.dtv_dvb_bbheader_bb_0, 0))
self.connect((self.blocks_add_xx_0, 0),
(self.blocks_complex_to_mag_0, 0))
self.connect((self.blocks_add_xx_2, 0), (self.analog_agc_xx_0, 0))
self.connect((self.blocks_complex_to_mag_0, 0),
(self.blocks_max_xx_0, 1))
self.connect((self.blocks_complex_to_mag_0_0, 0),
(self.blocks_max_xx_0, 0))
self.connect((self.blocks_conjugate_cc_0, 0),
(self.blocks_multiply_xx_0, 1))
self.connect((self.blocks_delay_0, 0), (self.blocks_multiply_xx_0, 0))
self.connect((self.blocks_max_xx_0, 0), (self.blocks_throttle_0, 0))
self.connect((self.blocks_multiply_const_vxx_0, 0),
(self.fft_filter_xxx_0, 0))
self.connect((self.blocks_multiply_xx_0, 0),
(self.fir_filter_xxx_0, 0))
self.connect((self.blocks_multiply_xx_0, 0),
(self.fir_filter_xxx_0_0, 0))
self.connect((self.blocks_repack_bits_bb_0, 0),
(self.bit_interleaver_output_packed, 0))
self.connect((self.blocks_sub_xx_0, 0),
(self.blocks_complex_to_mag_0_0, 0))
self.connect((self.blocks_throttle_0, 0), (self.blocks_file_sink_1, 0))
self.connect((self.digital_costas_loop_cc_0, 0),
(self.blocks_conjugate_cc_0, 0))
self.connect((self.digital_costas_loop_cc_0, 0),
(self.blocks_delay_0, 0))
self.connect((self.digital_pfb_clock_sync_xxx_0, 0),
(self.digital_costas_loop_cc_0, 0))
self.connect((self.dtv_dvb_bbheader_bb_0, 0),
(self.bb_scrambler_input_0, 0))
self.connect((self.dtv_dvb_bbheader_bb_0, 0),
(self.dtv_dvb_bbscrambler_bb_0, 0))
self.connect((self.dtv_dvb_bbscrambler_bb_0, 0),
(self.bch_encoder_input, 0))
self.connect((self.dtv_dvb_bbscrambler_bb_0, 0),
(self.dtv_dvb_bch_bb_0, 0))
self.connect((self.dtv_dvb_bch_bb_0, 0), (self.dtv_dvb_ldpc_bb_0, 0))
self.connect((self.dtv_dvb_bch_bb_0, 0), (self.ldpc_encoder_input, 0))
self.connect((self.dtv_dvb_ldpc_bb_0, 0),
(self.bit_interleaver_input, 0))
self.connect((self.dtv_dvb_ldpc_bb_0, 0),
(self.dtv_dvbs2_interleaver_bb_0, 0))
self.connect((self.dtv_dvbs2_interleaver_bb_0, 0),
(self.bit_interleaver_output, 0))
self.connect((self.dtv_dvbs2_interleaver_bb_0, 0),
(self.blocks_repack_bits_bb_0, 0))
self.connect((self.dtv_dvbs2_interleaver_bb_0, 0),
(self.dtv_dvbs2_modulator_bc_0, 0))
self.connect((self.dtv_dvbs2_modulator_bc_0, 0),
(self.dtv_dvbs2_physical_cc_0, 0))
self.connect((self.dtv_dvbs2_physical_cc_0, 0),
(self.blocks_multiply_const_vxx_0, 0))
self.connect((self.fft_filter_xxx_0, 0), (self.blocks_add_xx_2, 0))
self.connect((self.fir_filter_xxx_0, 0), (self.blocks_add_xx_0, 0))
self.connect((self.fir_filter_xxx_0, 0), (self.blocks_sub_xx_0, 0))
self.connect((self.fir_filter_xxx_0_0, 0), (self.blocks_add_xx_0, 1))
self.connect((self.fir_filter_xxx_0_0, 0), (self.blocks_sub_xx_0, 1))
def __init__(self):
gr.top_block.__init__(self,
"Superposition coding with MPSK modulation")
Qt.QWidget.__init__(self)
self.setWindowTitle("Superposition coding with MPSK modulation")
qtgui.util.check_set_qss()
try:
self.setWindowIcon(Qt.QIcon.fromTheme('gnuradio-grc'))
except:
pass
self.top_scroll_layout = Qt.QVBoxLayout()
self.setLayout(self.top_scroll_layout)
self.top_scroll = Qt.QScrollArea()
self.top_scroll.setFrameStyle(Qt.QFrame.NoFrame)
self.top_scroll_layout.addWidget(self.top_scroll)
self.top_scroll.setWidgetResizable(True)
self.top_widget = Qt.QWidget()
self.top_scroll.setWidget(self.top_widget)
self.top_layout = Qt.QVBoxLayout(self.top_widget)
self.top_grid_layout = Qt.QGridLayout()
self.top_layout.addLayout(self.top_grid_layout)
self.settings = Qt.QSettings("GNU Radio", "top_block")
self.restoreGeometry(self.settings.value("geometry").toByteArray())
##################################################
# Variables
##################################################
self.snr_db = snr_db = 10
self.noisevar = noisevar = 10**(-snr_db / 10)
self.block = block = 1000
self.alpha = alpha = .1
self.R = R = 100e3
##################################################
# Blocks
##################################################
self._alpha_range = Range(0, 1, .01, .1, 200)
self._alpha_win = RangeWidget(self._alpha_range, self.set_alpha,
'P1/P', "counter_slider", float)
self.top_layout.addWidget(self._alpha_win)
self._snr_db_range = Range(0, 20, 1, 10, 200)
self._snr_db_win = RangeWidget(self._snr_db_range, self.set_snr_db,
'P/sigma^2 (dB)', "counter_slider",
float)
self.top_layout.addWidget(self._snr_db_win)
self.qtgui_number_sink_0_0 = qtgui.number_sink(gr.sizeof_float, 0,
qtgui.NUM_GRAPH_HORIZ,
1)
self.qtgui_number_sink_0_0.set_update_time(0.10)
self.qtgui_number_sink_0_0.set_title("BER 2 (Raw)")
labels = ['BER', '', '', '', '', '', '', '', '', '']
units = ['', '', '', '', '', '', '', '', '', '']
colors = [("black", "black"), ("black", "black"), ("black", "black"),
("black", "black"), ("black", "black"), ("black", "black"),
("black", "black"), ("black", "black"), ("black", "black"),
("black", "black")]
factor = [1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
for i in xrange(1):
self.qtgui_number_sink_0_0.set_min(i, 0)
self.qtgui_number_sink_0_0.set_max(i, 1)
self.qtgui_number_sink_0_0.set_color(i, colors[i][0], colors[i][1])
if len(labels[i]) == 0:
self.qtgui_number_sink_0_0.set_label(i, "Data {0}".format(i))
else:
self.qtgui_number_sink_0_0.set_label(i, labels[i])
self.qtgui_number_sink_0_0.set_unit(i, units[i])
self.qtgui_number_sink_0_0.set_factor(i, factor[i])
self.qtgui_number_sink_0_0.enable_autoscale(False)
self._qtgui_number_sink_0_0_win = sip.wrapinstance(
self.qtgui_number_sink_0_0.pyqwidget(), Qt.QWidget)
self.top_grid_layout.addWidget(self._qtgui_number_sink_0_0_win, 0, 1,
1, 1)
self.qtgui_number_sink_0 = qtgui.number_sink(gr.sizeof_float, 0,
qtgui.NUM_GRAPH_HORIZ, 1)
self.qtgui_number_sink_0.set_update_time(0.10)
self.qtgui_number_sink_0.set_title("BER1 (Raw)")
labels = ['BER', '', '', '', '', '', '', '', '', '']
units = ['', '', '', '', '', '', '', '', '', '']
colors = [("black", "black"), ("black", "black"), ("black", "black"),
("black", "black"), ("black", "black"), ("black", "black"),
("black", "black"), ("black", "black"), ("black", "black"),
("black", "black")]
factor = [1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
for i in xrange(1):
self.qtgui_number_sink_0.set_min(i, 0)
self.qtgui_number_sink_0.set_max(i, 1)
self.qtgui_number_sink_0.set_color(i, colors[i][0], colors[i][1])
if len(labels[i]) == 0:
self.qtgui_number_sink_0.set_label(i, "Data {0}".format(i))
else:
self.qtgui_number_sink_0.set_label(i, labels[i])
self.qtgui_number_sink_0.set_unit(i, units[i])
self.qtgui_number_sink_0.set_factor(i, factor[i])
self.qtgui_number_sink_0.enable_autoscale(False)
self._qtgui_number_sink_0_win = sip.wrapinstance(
self.qtgui_number_sink_0.pyqwidget(), Qt.QWidget)
self.top_grid_layout.addWidget(self._qtgui_number_sink_0_win, 0, 0, 1,
1)
self.qtgui_const_sink_x_0 = qtgui.const_sink_c(
1024, #size
"", #name
1 #number of inputs
)
self.qtgui_const_sink_x_0.set_update_time(0.10)
self.qtgui_const_sink_x_0.set_y_axis(-2, 2)
self.qtgui_const_sink_x_0.set_x_axis(-2, 2)
self.qtgui_const_sink_x_0.set_trigger_mode(qtgui.TRIG_MODE_FREE,
qtgui.TRIG_SLOPE_POS, 0.0,
0, "")
self.qtgui_const_sink_x_0.enable_autoscale(False)
self.qtgui_const_sink_x_0.enable_grid(False)
self.qtgui_const_sink_x_0.enable_axis_labels(True)
if not True:
self.qtgui_const_sink_x_0.disable_legend()
labels = ['', '', '', '', '', '', '', '', '', '']
widths = [1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
colors = [
"blue", "red", "red", "red", "red", "red", "red", "red", "red",
"red"
]
styles = [0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
markers = [0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
alphas = [1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0]
for i in xrange(1):
if len(labels[i]) == 0:
self.qtgui_const_sink_x_0.set_line_label(
i, "Data {0}".format(i))
else:
self.qtgui_const_sink_x_0.set_line_label(i, labels[i])
self.qtgui_const_sink_x_0.set_line_width(i, widths[i])
self.qtgui_const_sink_x_0.set_line_color(i, colors[i])
self.qtgui_const_sink_x_0.set_line_style(i, styles[i])
self.qtgui_const_sink_x_0.set_line_marker(i, markers[i])
self.qtgui_const_sink_x_0.set_line_alpha(i, alphas[i])
self._qtgui_const_sink_x_0_win = sip.wrapinstance(
self.qtgui_const_sink_x_0.pyqwidget(), Qt.QWidget)
self.top_layout.addWidget(self._qtgui_const_sink_x_0_win)
self.digital_scrambler_bb_0_1 = digital.scrambler_bb(0x8A, 0x7F, 7)
self.digital_scrambler_bb_0_0 = digital.scrambler_bb(0xDA, 0x7F, 7)
self.digital_scrambler_bb_0 = digital.scrambler_bb(0x8A, 0x7F, 7)
self.digital_psk_mod_0_1 = digital.psk.psk_mod(
constellation_points=4,
mod_code="gray",
differential=True,
samples_per_symbol=2,
excess_bw=0.35,
verbose=False,
log=False,
)
self.digital_psk_mod_0_0 = digital.psk.psk_mod(
constellation_points=4,
mod_code="gray",
differential=True,
samples_per_symbol=2,
excess_bw=0.35,
verbose=False,
log=False,
)
self.digital_psk_mod_0 = digital.psk.psk_mod(
constellation_points=4,
mod_code="gray",
differential=True,
samples_per_symbol=2,
excess_bw=0.35,
verbose=False,
log=False,
)
self.digital_psk_demod_0_0 = digital.psk.psk_demod(
constellation_points=4,
differential=True,
samples_per_symbol=2,
excess_bw=0.35,
phase_bw=6.28 / 100.0,
timing_bw=6.28 / 100.0,
mod_code="gray",
verbose=False,
log=False,
)
self.digital_psk_demod_0 = digital.psk.psk_demod(
constellation_points=4,
differential=True,
samples_per_symbol=2,
excess_bw=0.35,
phase_bw=6.28 / 100.0,
timing_bw=6.28 / 100.0,
mod_code="gray",
verbose=False,
log=False,
)
self.digital_descrambler_bb_0_1 = digital.descrambler_bb(0xDA, 0x7F, 7)
self.digital_descrambler_bb_0 = digital.descrambler_bb(0x8A, 0x7F, 7)
self.blocks_throttle_0_0 = blocks.throttle(gr.sizeof_char * 1, R, True)
self.blocks_throttle_0 = blocks.throttle(gr.sizeof_char * 1, R, True)
self.blocks_sub_xx_2 = blocks.sub_cc(1)
self.blocks_null_sink_0_1 = blocks.null_sink(gr.sizeof_gr_complex * 1)
self.blocks_multiply_const_vxx_2 = blocks.multiply_const_vcc(
(alpha**0.5, ))
self.blocks_multiply_const_vxx_1 = blocks.multiply_const_vcc(
((1 - alpha)**0.5, ))
self.blocks_multiply_const_vxx_0 = blocks.multiply_const_vcc(
(alpha**0.5, ))
self.blocks_add_xx_0 = blocks.add_vcc(1)
self.blks2_error_rate_0_0 = grc_blks2.error_rate(
type='BER',
win_size=block * 100,
bits_per_symbol=2,
)
self.blks2_error_rate_0 = grc_blks2.error_rate(
type='BER',
win_size=block * 100,
bits_per_symbol=2,
)
self.analog_random_source_x_1 = blocks.vector_source_b(
map(int, numpy.random.randint(0, 2, block)), True)
self.analog_random_source_x_0_0_0 = blocks.vector_source_b(
map(int, numpy.random.randint(0, 2, block)), True)
self.analog_random_source_x_0_0 = blocks.vector_source_b(
map(int, numpy.random.randint(0, 2, block)), True)
self.analog_random_source_x_0 = blocks.vector_source_b(
map(int, numpy.random.randint(0, 2, block)), True)
self.analog_noise_source_x_0 = analog.noise_source_c(
analog.GR_GAUSSIAN, noisevar, -42)
##################################################
# Connections
##################################################
self.connect((self.analog_noise_source_x_0, 0),
(self.blocks_add_xx_0, 2))
self.connect((self.analog_random_source_x_0, 0),
(self.digital_scrambler_bb_0, 0))
self.connect((self.analog_random_source_x_0_0, 0),
(self.blks2_error_rate_0, 0))
self.connect((self.analog_random_source_x_0_0_0, 0),
(self.blks2_error_rate_0_0, 0))
self.connect((self.analog_random_source_x_1, 0),
(self.digital_scrambler_bb_0_0, 0))
self.connect((self.blks2_error_rate_0, 0),
(self.qtgui_number_sink_0, 0))
self.connect((self.blks2_error_rate_0_0, 0),
(self.qtgui_number_sink_0_0, 0))
self.connect((self.blocks_add_xx_0, 0), (self.blocks_sub_xx_2, 0))
self.connect((self.blocks_add_xx_0, 0), (self.digital_psk_demod_0, 0))
self.connect((self.blocks_add_xx_0, 0),
(self.digital_psk_demod_0_0, 0))
self.connect((self.blocks_add_xx_0, 0), (self.qtgui_const_sink_x_0, 0))
self.connect((self.blocks_multiply_const_vxx_0, 0),
(self.blocks_add_xx_0, 0))
self.connect((self.blocks_multiply_const_vxx_1, 0),
(self.blocks_add_xx_0, 1))
self.connect((self.blocks_multiply_const_vxx_2, 0),
(self.blocks_sub_xx_2, 1))
self.connect((self.blocks_sub_xx_2, 0), (self.blocks_null_sink_0_1, 0))
self.connect((self.blocks_throttle_0, 0), (self.digital_psk_mod_0, 0))
self.connect((self.blocks_throttle_0_0, 0),
(self.digital_psk_mod_0_0, 0))
self.connect((self.digital_descrambler_bb_0, 0),
(self.blks2_error_rate_0, 1))
self.connect((self.digital_descrambler_bb_0, 0),
(self.digital_scrambler_bb_0_1, 0))
self.connect((self.digital_descrambler_bb_0_1, 0),
(self.blks2_error_rate_0_0, 1))
self.connect((self.digital_psk_demod_0, 0),
(self.digital_descrambler_bb_0, 0))
self.connect((self.digital_psk_demod_0_0, 0),
(self.digital_descrambler_bb_0_1, 0))
self.connect((self.digital_psk_mod_0, 0),
(self.blocks_multiply_const_vxx_0, 0))
self.connect((self.digital_psk_mod_0_0, 0),
(self.blocks_multiply_const_vxx_1, 0))
self.connect((self.digital_psk_mod_0_1, 0),
(self.blocks_multiply_const_vxx_2, 0))
self.connect((self.digital_scrambler_bb_0, 0),
(self.blocks_throttle_0, 0))
self.connect((self.digital_scrambler_bb_0_0, 0),
(self.blocks_throttle_0_0, 0))
self.connect((self.digital_scrambler_bb_0_1, 0),
(self.digital_psk_mod_0_1, 0))