def test_apply_filter_basic(self):
s2 = impairments.simulate_transmission(self.s,
self.s.fb,
self.s.fs,
snr=20,
dgd=100e-12)
wx, err = equalisation.equalise_signal(s2, 1e-3, Ntaps=11)
s3 = equalisation.apply_filter(s2, wx)
assert type(s3) is type(self.s)
def test_eq_applykw_dual(self):
s2 = impairments.simulate_transmission(self.s,
self.s.fb,
self.s.fs,
snr=20,
dgd=100e-12)
s3, wx, err = equalisation.dual_mode_equalisation(s2, (1e-3, 1e-3),
11,
apply=True)
assert type(s3) is type(self.s)
def test_eq_applykw(self):
s2 = impairments.simulate_transmission(self.s,
self.s.fb,
self.s.fs,
snr=20,
dgd=100e-12)
s3, wx, err = equalisation.equalise_signal(s2,
1e-3,
Ntaps=11,
apply=True)
assert type(s3) is type(self.s)
def test_simulate_transmission(self, dtype):
s = signals.SignalQAMGrayCoded(16,
2**16,
fb=10e9,
nmodes=2,
dtype=dtype)
s2 = cimpairments.simulate_transmission(s,
s.fb,
s.fb,
20,
10e6,
100e3,
100e-12,
modal_delay=[0, 100])
assert s.dtype == s2.dtype