def setUp (self): self.tb = gr.top_block () vlen = 240 self.src = blocks.vector_source_c([0]*vlen,False, vlen) self.demod = lte.qpsk_soft_demod_vcvf(vlen) self.snk = blocks.vector_sink_f(2*vlen) self.tb.connect(self.src, self.demod, self.snk)
def setUp(self): self.tb = gr.top_block() vlen = 240 self.src = blocks.vector_source_c([0] * vlen, False, vlen) self.demod = lte.qpsk_soft_demod_vcvf(vlen) self.snk = blocks.vector_sink_f(2 * vlen) self.tb.connect(self.src, self.demod, self.snk)
def setUp (self): self.tb = gr.top_block () mod=scipy.io.loadmat('/home/demel/exchange/matlab_pbch_frame_demap.mat') mat_u=range(240) mat_u=tuple(mod['pbch_frame_demap'].flatten()) mat_d=range(240) for i in mat_d: mat_d[i]=(mat_u[i]) intu=tuple(mat_d) #print type(intu) #print type(intu[8]) print intu[0:3] self.src = gr.vector_source_c(intu,False,240) self.dmd = lte_swig.qpsk_soft_demod_vcvf() self.snk = gr.vector_sink_f(480); self.tb.connect(self.src,self.dmd,self.snk)
def setUp(self): self.tb = gr.top_block() mod = scipy.io.loadmat( '/home/demel/exchange/matlab_pbch_frame_demap.mat') mat_u = range(240) mat_u = tuple(mod['pbch_frame_demap'].flatten()) mat_d = range(240) for i in mat_d: mat_d[i] = (mat_u[i]) intu = tuple(mat_d) #print type(intu) #print type(intu[8]) print intu[0:3] self.src = gr.vector_source_c(intu, False, 240) self.dmd = lte_swig.qpsk_soft_demod_vcvf() self.snk = gr.vector_sink_f(480) self.tb.connect(self.src, self.dmd, self.snk)
def setUp (self): #print os.getpid() #raw_input("Press the ANY key to continue") setuptime = time.clock() self.tb = gr.top_block () print "\nqa_multi_block_test START" offset = 1133 fftl = 512 cell_id = 124 N_rb_dl = 6 I = 768 D = 1000 # This first part is for syncing! #self.src = gr.vector_source_c(intu,False,1) infile1 = '/home/demel/Dokumente/Messungen/Messung_LTE_2012-05-23_12:48:19.dat' # successful! infile2 = '/home/demel/Dokumente/Messungen/Messung_LTE_2012-05-23_12:48:07.dat' # failed! infile3 = '/home/demel/Dokumente/Messungen/Messung_LTE_2012-05-23_12:46:30.dat' # successful! infile4 = '/home/johannes/lte/data/Messung_LTE_2012-05-23_12:47:32.dat' # successful! infile5 = '/home/demel/Dokumente/Messungen/Messung_LTE_2012-05-23_12:49:57.dat' # successful! samps = (fftl*7*2*10+10*fftl)*300 +offset input_file = infile3 print input_file self.src = gr.file_source(gr.sizeof_gr_complex,input_file, False) self.resample = blks2.rational_resampler_ccc(I, D) self.head1 = gr.head(gr.sizeof_gr_complex, samps) #self.tag = lte_swig.tag_symbol_cc(offset,fftl) self.sync = lte_swig.cp_time_freq_sync_cc(fftl) self.pss = lte.hier_pss_sync_cc(fftl) self.est = lte.hier_freq_estimate_cc(fftl) # This is the actual place to initialize self.sss # Nevertheless it it the last block to be initialized because it needs pointers to some others. # self.sss = lte.hier_sss_sync_cc(fftl) #This part does still process all data (more ore less) self.rcp = lte_swig.remove_cp_cvc(fftl) self.fft = gr.fft_vcc(fftl,True,window.rectangular(fftl),False,1) self.ext = lte_swig.extract_occupied_tones_vcvc(N_rb_dl,fftl) self.eq = lte.linear_OFDM_estimator_hier_vcvc(N_rb_dl)#cell_id, #self.eq.set_cell_id(cell_id) #self.sh1 = gr.skiphead(gr.sizeof_gr_complex*12*N_rb_dl,7) #self.sh2 = gr.skiphead(gr.sizeof_gr_complex*12*N_rb_dl,7) #self.sh3 = gr.skiphead(gr.sizeof_gr_complex*12*N_rb_dl,7) # After the next block only the PBCH is processed! self.demux= lte_swig.pbch_demux_vcvc(N_rb_dl)#cell_id, #self.demux.set_cell_id(cell_id) self.pd1 = lte_swig.pre_decoder_vcvc(1,'tx_diversity') self.pd2 = lte_swig.pre_decoder_vcvc(2,'tx_diversity') self.ldm1 = lte_swig.layer_demapper_vcvc(1,'tx_diversity') self.ldm2 = lte_swig.layer_demapper_vcvc(2,'tx_diversity') self.int = gr.interleave(240*8) self.dmd = lte_swig.qpsk_soft_demod_vcvf() self.ld = lte_swig.descrambling_vfvf() #self.ld.set_cell_id(cell_id) self.lru = lte_swig.rate_unmatch_vff() # After Viterbi decoding, only bits are processed! self.vit = lte.viterbi_vfvb() self.crc = lte_swig.crc_calculator_vbvb() self.mib = lte_swig.mib_unpack_vb() ############################################################# # This last block is just a daemon to propagate the calculated cell id ############################################################# self.daemon = lte.cell_id_daemon(self.eq.get_eq(),self.demux, self.ld) self.sss = lte.hier_sss_sync_cc(self.daemon, fftl) # declaration of additional sink blocks for tests #self.snk1 = gr.vector_sink_f(120) #self.snk2 = gr.vector_sink_b(40) # Connect all blocks together! self.tb.connect(self.src,self.resample,self.head1,self.sync,self.pss,self.est,self.sss,self.rcp,self.fft,self.ext,self.eq)# self.tb.connect( (self.eq,0), (self.demux,0) ) self.tb.connect( (self.eq,1), (self.demux,1) ) self.tb.connect( (self.eq,2), (self.demux,2) ) self.tb.connect( (self.demux,0) ,(self.pd1,0) ) self.tb.connect( (self.demux,1) ,(self.pd1,1) ) self.tb.connect( (self.demux,0) ,(self.pd2,0) ) self.tb.connect( (self.demux,1) ,(self.pd2,1) ) self.tb.connect( (self.demux,2) ,(self.pd2,2) ) self.tb.connect(self.pd1,self.ldm1,(self.int,0) ) self.tb.connect(self.pd2,self.ldm2,(self.int,1) ) self.tb.connect(self.int,self.dmd,self.ld,self.lru,self.vit,self.crc) self.tb.connect( (self.crc,0),(self.mib,0) ) self.tb.connect( (self.crc,1),(self.mib,1) ) # additional sink blocks for testing #self.tb.connect(self.lru,self.snk1) #self.tb.connect(self.vit,self.snk2) print "\n\nsetuptime = " + str(time.clock() - setuptime) + "\n\n"
def setUp(self): #print os.getpid() #raw_input("Press the ANY key to continue") setuptime = time.clock() self.tb = gr.top_block() print "\nqa_multi_block_test START" offset = 1133 fftl = 512 cell_id = 124 N_rb_dl = 6 I = 768 D = 1000 # This first part is for syncing! #self.src = gr.vector_source_c(intu,False,1) infile1 = '/home/demel/Dokumente/Messungen/Messung_LTE_2012-05-23_12:48:19.dat' # successful! infile2 = '/home/demel/Dokumente/Messungen/Messung_LTE_2012-05-23_12:48:07.dat' # failed! infile3 = '/home/demel/Dokumente/Messungen/Messung_LTE_2012-05-23_12:46:30.dat' # successful! infile4 = '/home/johannes/lte/data/Messung_LTE_2012-05-23_12:47:32.dat' # successful! infile5 = '/home/demel/Dokumente/Messungen/Messung_LTE_2012-05-23_12:49:57.dat' # successful! samps = (fftl * 7 * 2 * 10 + 10 * fftl) * 300 + offset input_file = infile3 print input_file self.src = gr.file_source(gr.sizeof_gr_complex, input_file, False) self.resample = blks2.rational_resampler_ccc(I, D) self.head1 = gr.head(gr.sizeof_gr_complex, samps) #self.tag = lte_swig.tag_symbol_cc(offset,fftl) self.sync = lte_swig.cp_time_freq_sync_cc(fftl) self.pss = lte.hier_pss_sync_cc(fftl) self.est = lte.hier_freq_estimate_cc(fftl) # This is the actual place to initialize self.sss # Nevertheless it it the last block to be initialized because it needs pointers to some others. # self.sss = lte.hier_sss_sync_cc(fftl) #This part does still process all data (more ore less) self.rcp = lte_swig.remove_cp_cvc(fftl) self.fft = gr.fft_vcc(fftl, True, window.rectangular(fftl), False, 1) self.ext = lte_swig.extract_occupied_tones_vcvc(N_rb_dl, fftl) self.eq = lte.linear_OFDM_estimator_hier_vcvc(N_rb_dl) #cell_id, #self.eq.set_cell_id(cell_id) #self.sh1 = gr.skiphead(gr.sizeof_gr_complex*12*N_rb_dl,7) #self.sh2 = gr.skiphead(gr.sizeof_gr_complex*12*N_rb_dl,7) #self.sh3 = gr.skiphead(gr.sizeof_gr_complex*12*N_rb_dl,7) # After the next block only the PBCH is processed! self.demux = lte_swig.pbch_demux_vcvc(N_rb_dl) #cell_id, #self.demux.set_cell_id(cell_id) self.pd1 = lte_swig.pre_decoder_vcvc(1, 'tx_diversity') self.pd2 = lte_swig.pre_decoder_vcvc(2, 'tx_diversity') self.ldm1 = lte_swig.layer_demapper_vcvc(1, 'tx_diversity') self.ldm2 = lte_swig.layer_demapper_vcvc(2, 'tx_diversity') self.int = gr.interleave(240 * 8) self.dmd = lte_swig.qpsk_soft_demod_vcvf() self.ld = lte_swig.descrambling_vfvf() #self.ld.set_cell_id(cell_id) self.lru = lte_swig.rate_unmatch_vff() # After Viterbi decoding, only bits are processed! self.vit = lte.viterbi_vfvb() self.crc = lte_swig.crc_calculator_vbvb() self.mib = lte_swig.mib_unpack_vb() ############################################################# # This last block is just a daemon to propagate the calculated cell id ############################################################# self.daemon = lte.cell_id_daemon(self.eq.get_eq(), self.demux, self.ld) self.sss = lte.hier_sss_sync_cc(self.daemon, fftl) # declaration of additional sink blocks for tests #self.snk1 = gr.vector_sink_f(120) #self.snk2 = gr.vector_sink_b(40) # Connect all blocks together! self.tb.connect(self.src, self.resample, self.head1, self.sync, self.pss, self.est, self.sss, self.rcp, self.fft, self.ext, self.eq) # self.tb.connect((self.eq, 0), (self.demux, 0)) self.tb.connect((self.eq, 1), (self.demux, 1)) self.tb.connect((self.eq, 2), (self.demux, 2)) self.tb.connect((self.demux, 0), (self.pd1, 0)) self.tb.connect((self.demux, 1), (self.pd1, 1)) self.tb.connect((self.demux, 0), (self.pd2, 0)) self.tb.connect((self.demux, 1), (self.pd2, 1)) self.tb.connect((self.demux, 2), (self.pd2, 2)) self.tb.connect(self.pd1, self.ldm1, (self.int, 0)) self.tb.connect(self.pd2, self.ldm2, (self.int, 1)) self.tb.connect(self.int, self.dmd, self.ld, self.lru, self.vit, self.crc) self.tb.connect((self.crc, 0), (self.mib, 0)) self.tb.connect((self.crc, 1), (self.mib, 1)) # additional sink blocks for testing #self.tb.connect(self.lru,self.snk1) #self.tb.connect(self.vit,self.snk2) print "\n\nsetuptime = " + str(time.clock() - setuptime) + "\n\n"