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| author | sara <sara.halter@gmx.ch> | 2021-11-08 14:46:37 +0100 |
|---|---|---|
| committer | sara <sara.halter@gmx.ch> | 2021-11-08 14:46:37 +0100 |
| commit | a3a5354ab243a3f1ede7ad82ca9616556fb9c8ad (patch) | |
| tree | 7fd195eff418d10e39af3f0b0666ef198e6f46af /simulation/QPSK | |
| parent | An graphischer Darstellung weitergearbeitet (diff) | |
| download | Fading-a3a5354ab243a3f1ede7ad82ca9616556fb9c8ad.tar.gz Fading-a3a5354ab243a3f1ede7ad82ca9616556fb9c8ad.zip | |
QAM / 4-PSK Simulation
Diffstat (limited to '')
| -rwxr-xr-x | simulation/QPSK/qpks.py | 2 | ||||
| -rw-r--r-- | simulation/QPSK/qpsk.grc | 2 |
2 files changed, 2 insertions, 2 deletions
diff --git a/simulation/QPSK/qpks.py b/simulation/QPSK/qpks.py index 11e7004..98a982f 100755 --- a/simulation/QPSK/qpks.py +++ b/simulation/QPSK/qpks.py @@ -82,7 +82,7 @@ class qpks(gr.top_block, Qt.QWidget): self.time_offset = time_offset = 1.0 self.samp_rate = samp_rate = 32000 self.rrc_taps = rrc_taps = firdes.root_raised_cosine(nfilts, nfilts, 1.0/float(sps), excess_bw, 45*nfilts) - self.qpsk_const = qpsk_const = digital.constellation_rect([0.707+0.707j, -0.707+0.707j, -0.707-0.707j, 0.707-0.707j], [0, 1, 3, 2], + self.qpsk_const = qpsk_const = digital.constellation_rect([0.707+1j, -0.707+0.707j, -0.707-0.707j, 0.707-0.707j], [0, 1, 3, 2], 4, 2, 2, 1, 1).base() self.phase_bw = phase_bw = 2 * 3.141592653589793 / 100 self.noise_volt = noise_volt = 0.0001 diff --git a/simulation/QPSK/qpsk.grc b/simulation/QPSK/qpsk.grc index 3275e96..087f8e0 100644 --- a/simulation/QPSK/qpsk.grc +++ b/simulation/QPSK/qpsk.grc @@ -180,7 +180,7 @@ blocks: id: variable_constellation_rect parameters: comment: '' - const_points: '[0.707+0.707j, -0.707+0.707j, -0.707-0.707j, 0.707-0.707j]' + const_points: '[0.707+1j, -0.707+0.707j, -0.707-0.707j, 0.707-0.707j]' imag_sect: '2' precision: '8' real_sect: '2' |