diff options
Diffstat (limited to 'flowgraphs/qam_sim.py')
| -rwxr-xr-x | flowgraphs/qam_sim.py | 5 |
1 files changed, 2 insertions, 3 deletions
diff --git a/flowgraphs/qam_sim.py b/flowgraphs/qam_sim.py index d3b6580..3a218f3 100755 --- a/flowgraphs/qam_sim.py +++ b/flowgraphs/qam_sim.py @@ -195,7 +195,7 @@ class qam_sim(gr.top_block, Qt.QWidget): verbose=False, log=False) self.digital_constellation_decoder_cb_0 = digital.constellation_decoder_cb(qam_const) - self.channels_selective_fading_model_0 = channels.selective_fading_model( 8, ((2*carrier_freq)/(3*10e8))/samp_rate, False, 4.0, 21, (0,1.8), (1,0.12), 8 ) + self.channels_selective_fading_model_0 = channels.selective_fading_model( 8, 70/samp_rate, False, 5, 21, (0,0.05e-6/samp_rate,0.12e-6/samp_rate,0.2e-6/samp_rate,0.23e-6/samp_rate,0.5e-6/samp_rate,1.6e-6/samp_rate,2.3e-6/samp_rate,5e-6/samp_rate), (0.7943282347242815,0.7943282347242815,0.7943282347242815,1,1,1,0.5011872336272722,0.31622776601683794,0.19952623149688797), 9 ) self.channels_channel_model_0 = channels.channel_model( noise_voltage=100e-3, frequency_offset=1e-3, @@ -298,7 +298,7 @@ class qam_sim(gr.top_block, Qt.QWidget): def set_samp_rate(self, samp_rate): self.samp_rate = samp_rate self.blocks_throttle_0.set_sample_rate(self.samp_rate) - self.channels_selective_fading_model_0.set_fDTs(((2*self.carrier_freq)/(3*10e8))/self.samp_rate) + self.channels_selective_fading_model_0.set_fDTs(70/self.samp_rate) self.qtgui_time_sink_x_0.set_samp_rate(self.samp_rate / self.sps) def get_rrc_taps(self): @@ -325,7 +325,6 @@ class qam_sim(gr.top_block, Qt.QWidget): def set_carrier_freq(self, carrier_freq): self.carrier_freq = carrier_freq - self.channels_selective_fading_model_0.set_fDTs(((2*self.carrier_freq)/(3*10e8))/self.samp_rate) def get_access_code(self): return self.access_code |