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| author | sara <sara.halter@gmx.ch> | 2021-11-08 15:10:41 +0100 |
|---|---|---|
| committer | sara <sara.halter@gmx.ch> | 2021-11-08 15:10:41 +0100 |
| commit | e113eed4cd41147290f5ca192a12def0c980b2c8 (patch) | |
| tree | 6e678172905189beaf9a2f77252d40102813b541 /simulation/QAM | |
| parent | QAM / 4-PSK Simulation (diff) | |
| download | Fading-e113eed4cd41147290f5ca192a12def0c980b2c8.tar.gz Fading-e113eed4cd41147290f5ca192a12def0c980b2c8.zip | |
QAM Hardware Vorbereitung
Diffstat (limited to 'simulation/QAM')
| -rw-r--r-- | simulation/QAM/qam.grc | 4 | ||||
| -rwxr-xr-x | simulation/QAM/qam.py | 6 |
2 files changed, 5 insertions, 5 deletions
diff --git a/simulation/QAM/qam.grc b/simulation/QAM/qam.grc index 13592fe..ebbb7dc 100644 --- a/simulation/QAM/qam.grc +++ b/simulation/QAM/qam.grc @@ -463,7 +463,7 @@ blocks: affinity: '' alias: '' comment: '' - constellation: const + constellation: qam_const maxoutbuf: '0' minoutbuf: '0' states: @@ -479,7 +479,7 @@ blocks: affinity: '' alias: '' comment: '' - constellation: const + constellation: qam_const differential: 'True' excess_bw: excess_bw log: 'False' diff --git a/simulation/QAM/qam.py b/simulation/QAM/qam.py index 1066f68..2b64847 100755 --- a/simulation/QAM/qam.py +++ b/simulation/QAM/qam.py @@ -90,7 +90,7 @@ class qam(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_bpsk().base() + self.const = const = digital.constellation_16qam().base() self.chn_taps = chn_taps = [1.0 + 0.0j, ] ################################################## @@ -443,14 +443,14 @@ class qam(gr.top_block, Qt.QWidget): self.digital_diff_decoder_bb_0 = digital.diff_decoder_bb(4) self.digital_costas_loop_cc_0 = digital.costas_loop_cc(phase_bw, 4, False) self.digital_constellation_modulator_0 = digital.generic_mod( - constellation=const, + constellation=qam_const, differential=True, samples_per_symbol=sps, pre_diff_code=True, excess_bw=excess_bw, verbose=False, log=False) - self.digital_constellation_decoder_cb_0 = digital.constellation_decoder_cb(const) + self.digital_constellation_decoder_cb_0 = digital.constellation_decoder_cb(qam_const) self.digital_cma_equalizer_cc_0 = digital.cma_equalizer_cc(eq_ntaps, eq_mod, eq_gain, 2) self.channels_channel_model_0 = channels.channel_model( noise_voltage=noise_volt, |