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| author | sara <sara.halter@gmx.ch> | 2021-12-14 18:57:29 +0100 |
|---|---|---|
| committer | sara <sara.halter@gmx.ch> | 2021-12-14 18:57:29 +0100 |
| commit | 75edb689e503769dcb1ab228e4a59ea2e0cf8d9e (patch) | |
| tree | a964fa58a8a4044e0c10b75a2cd6a165cedeca6d /simulation/QAM_Fading/qam_fading.py | |
| parent | Avoid sending EVERY sample over UDP (diff) | |
| download | Fading-75edb689e503769dcb1ab228e4a59ea2e0cf8d9e.tar.gz Fading-75edb689e503769dcb1ab228e4a59ea2e0cf8d9e.zip | |
BER block angepasst
Diffstat (limited to 'simulation/QAM_Fading/qam_fading.py')
| -rwxr-xr-x | simulation/QAM_Fading/qam_fading.py | 7 |
1 files changed, 3 insertions, 4 deletions
diff --git a/simulation/QAM_Fading/qam_fading.py b/simulation/QAM_Fading/qam_fading.py index 56a3847..cc1bd08 100755 --- a/simulation/QAM_Fading/qam_fading.py +++ b/simulation/QAM_Fading/qam_fading.py @@ -76,7 +76,7 @@ class qam_fading(gr.top_block, Qt.QWidget): ################################################## # Variables ################################################## - self.sps = sps = 2 + self.sps = sps = 4 self.nfilts = nfilts = 32 self.excess_bw = excess_bw = 350e-3 self.timing_loop_bw = timing_loop_bw = 2 * 3.141592653589793 / 100 @@ -91,8 +91,7 @@ class qam_fading(gr.top_block, Qt.QWidget): self.eq_ntaps = eq_ntaps = 15 self.eq_mod = eq_mod = 1 self.eq_gain = eq_gain = .01 - self.const = const = digital.constellation_calcdist([-1-1j, -1+1j, 1+1j, 1-1j], [0, 1, 3, 2], - 4, 1).base() + self.const = const = digital.constellation_qpsk().base() self.chn_taps = chn_taps = [1.0 + 0.0j, ] ################################################## @@ -467,7 +466,7 @@ class qam_fading(gr.top_block, Qt.QWidget): self.digital_constellation_decoder_cb_0 = digital.constellation_decoder_cb(const) self.digital_cma_equalizer_cc_0_0 = digital.cma_equalizer_cc(eq_ntaps, eq_mod, eq_gain, 2) self.digital_cma_equalizer_cc_0 = digital.cma_equalizer_cc(eq_ntaps, eq_mod, eq_gain, 2) - self.channels_selective_fading_model_0 = channels.selective_fading_model( 8, ((2*fc*1e9)/(3*10e8))/samp_rate, False, 4, 0, (0,1.8), (1,0.12), 8 ) + self.channels_selective_fading_model_0 = channels.selective_fading_model( 8, ((2*fc*1e9)/(3*10e8))/samp_rate, False, 4, 21, (0,1.8), (1,0.12), 8 ) self.channels_channel_model_0 = channels.channel_model( noise_voltage=noise_volt, frequency_offset=freq_offset, |