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-rw-r--r--flowgraphs/qpsk_sim.grc913
-rwxr-xr-xflowgraphs/qpsk_sim.py348
-rw-r--r--simulation/QPSK/qpsk.grc1189
-rwxr-xr-xsimulation/QPSK/qpsk.py655
-rw-r--r--simulation/QPSK/qpsk_nogui.grc479
-rwxr-xr-xsimulation/QPSK/qpsk_nogui.py230
-rw-r--r--src/gr-fadingui/grc/fadingui_datasource.block.yml2
-rw-r--r--src/gr-fadingui/grc/fadingui_phasecorrection.block.yml6
-rw-r--r--src/gr-fadingui/python/logger.py2
-rw-r--r--src/gr-fadingui/python/phasecorrection.py34
10 files changed, 1291 insertions, 2567 deletions
diff --git a/flowgraphs/qpsk_sim.grc b/flowgraphs/qpsk_sim.grc
new file mode 100644
index 0000000..a6afefa
--- /dev/null
+++ b/flowgraphs/qpsk_sim.grc
@@ -0,0 +1,913 @@
+options:
+ parameters:
+ author: Naoki Sean Pross, Sara Cinzia Halter
+ category: '[GRC Hier Blocks]'
+ cmake_opt: ''
+ comment: ''
+ copyright: ''
+ description: ''
+ gen_cmake: 'On'
+ gen_linking: dynamic
+ generate_options: qt_gui
+ hier_block_src_path: '.:'
+ id: qpsk_sim
+ max_nouts: '0'
+ output_language: python
+ placement: (0,0)
+ qt_qss_theme: ''
+ realtime_scheduling: '1'
+ run: 'True'
+ run_command: '{python} -u {filename}'
+ run_options: run
+ sizing_mode: fixed
+ thread_safe_setters: ''
+ title: QPSK Sim
+ window_size: ''
+ states:
+ bus_sink: false
+ bus_source: false
+ bus_structure: null
+ coordinate: [24, 12.0]
+ rotation: 0
+ state: enabled
+
+blocks:
+- name: access_code_symbols
+ id: variable
+ parameters:
+ comment: ''
+ value: '[(-0.7071067811865475-0.7071067811865475j), (0.7071067811865475-0.7071067811865475j),
+ (0.7071067811865475+0.7071067811865475j), (0.7071067811865475+0.7071067811865475j),
+ (-0.7071067811865475-0.7071067811865475j), (0.7071067811865475+0.7071067811865475j),
+ (0.7071067811865475-0.7071067811865475j), (0.7071067811865475-0.7071067811865475j)]'
+ states:
+ bus_sink: false
+ bus_source: false
+ bus_structure: null
+ coordinate: [768, 1092.0]
+ rotation: 0
+ state: true
+- name: carrier_freq
+ id: variable
+ parameters:
+ comment: ''
+ value: 2.4e9
+ states:
+ bus_sink: false
+ bus_source: false
+ bus_structure: null
+ coordinate: [472, 572.0]
+ rotation: 0
+ state: true
+- name: excess_bw
+ id: variable
+ parameters:
+ comment: ''
+ value: '0.35'
+ states:
+ bus_sink: false
+ bus_source: false
+ bus_structure: null
+ coordinate: [336, 1156.0]
+ rotation: 0
+ state: true
+- name: frame
+ id: fadingui_frame_obj
+ parameters:
+ alias: ''
+ comment: ''
+ payload_len: '4096'
+ preamble: '[0xbe, 0xef]'
+ states:
+ bus_sink: false
+ bus_source: false
+ bus_structure: null
+ coordinate: [48, 532.0]
+ rotation: 0
+ state: disabled
+- name: frame_len
+ id: variable
+ parameters:
+ comment: ''
+ value: len(testvec) +4
+ states:
+ bus_sink: false
+ bus_source: false
+ bus_structure: null
+ coordinate: [184, 252.0]
+ rotation: 0
+ state: true
+- name: nfilts
+ id: variable
+ parameters:
+ comment: ''
+ value: '32'
+ states:
+ bus_sink: false
+ bus_source: false
+ bus_structure: null
+ coordinate: [256, 1156.0]
+ rotation: 0
+ state: true
+- name: qpsk_const
+ id: variable_constellation
+ parameters:
+ comment: ''
+ const_points: '[-1-1j, -1+1j, 1+1j, 1-1j]'
+ dims: '1'
+ precision: '8'
+ rot_sym: '4'
+ soft_dec_lut: None
+ sym_map: '[0, 1, 3, 2]'
+ type: qpsk
+ states:
+ bus_sink: false
+ bus_source: false
+ bus_structure: null
+ coordinate: [448, 340.0]
+ rotation: 0
+ state: true
+- name: rrc_taps
+ id: variable
+ parameters:
+ comment: ''
+ value: firdes.root_raised_cosine(nfilts, nfilts, 1.0/float(sps), excess_bw, 45*nfilts)
+ states:
+ bus_sink: false
+ bus_source: false
+ bus_structure: null
+ coordinate: [432, 1156.0]
+ rotation: 0
+ state: true
+- name: samp_rate
+ id: variable
+ parameters:
+ comment: ''
+ value: 1e6
+ states:
+ bus_sink: false
+ bus_source: false
+ bus_structure: null
+ coordinate: [24, 148.0]
+ rotation: 0
+ state: enabled
+- name: sps
+ id: variable
+ parameters:
+ comment: ''
+ value: '4'
+ states:
+ bus_sink: false
+ bus_source: false
+ bus_structure: null
+ coordinate: [144, 148.0]
+ rotation: 0
+ state: true
+- name: testvec
+ id: variable
+ parameters:
+ comment: ''
+ value: '[0x1f, 0x35] + [0x12, 0x48] '
+ states:
+ bus_sink: false
+ bus_source: false
+ bus_structure: null
+ coordinate: [48, 252.0]
+ rotation: 0
+ state: true
+- name: analog_random_source_x_0
+ id: analog_random_source_x
+ parameters:
+ affinity: ''
+ alias: ''
+ comment: ''
+ max: '255'
+ maxoutbuf: '0'
+ min: '0'
+ minoutbuf: '0'
+ num_samps: '400'
+ repeat: 'True'
+ type: byte
+ states:
+ bus_sink: false
+ bus_source: false
+ bus_structure: null
+ coordinate: [48, 420.0]
+ rotation: 0
+ state: true
+- name: blocks_complex_to_mag_0
+ id: blocks_complex_to_mag
+ parameters:
+ affinity: ''
+ alias: ''
+ comment: ''
+ maxoutbuf: '0'
+ minoutbuf: '0'
+ vlen: '1'
+ states:
+ bus_sink: false
+ bus_source: false
+ bus_structure: null
+ coordinate: [1064, 1080.0]
+ rotation: 0
+ state: true
+- name: blocks_repack_bits_bb_0
+ id: blocks_repack_bits_bb
+ parameters:
+ affinity: ''
+ alias: ''
+ align_output: 'False'
+ comment: ''
+ endianness: gr.GR_LSB_FIRST
+ k: '2'
+ l: '8'
+ len_tag_key: '""'
+ maxoutbuf: '0'
+ minoutbuf: '0'
+ states:
+ bus_sink: false
+ bus_source: false
+ bus_structure: null
+ coordinate: [768, 1300.0]
+ rotation: 0
+ state: true
+- name: blocks_stream_mux_0
+ id: blocks_stream_mux
+ parameters:
+ affinity: ''
+ alias: ''
+ comment: ''
+ lengths: '[len(testvec), 4]'
+ maxoutbuf: '0'
+ minoutbuf: '0'
+ num_inputs: '2'
+ type: byte
+ vlen: '1'
+ states:
+ bus_sink: false
+ bus_source: false
+ bus_structure: null
+ coordinate: [272, 416.0]
+ rotation: 0
+ state: true
+- name: blocks_stream_to_vector_0
+ id: blocks_stream_to_vector
+ parameters:
+ affinity: ''
+ alias: ''
+ comment: ''
+ maxoutbuf: '0'
+ minoutbuf: '0'
+ num_items: frame_len
+ type: byte
+ vlen: '1'
+ states:
+ bus_sink: false
+ bus_source: false
+ bus_structure: null
+ coordinate: [992, 1312.0]
+ rotation: 0
+ state: true
+- name: blocks_tagged_stream_align_0
+ id: blocks_tagged_stream_align
+ parameters:
+ affinity: ''
+ alias: ''
+ comment: ''
+ lengthtagname: frame_start
+ maxoutbuf: '0'
+ minoutbuf: '0'
+ type: byte
+ vlen: '1'
+ states:
+ bus_sink: false
+ bus_source: false
+ bus_structure: null
+ coordinate: [496, 1308.0]
+ rotation: 0
+ state: true
+- name: blocks_throttle_0
+ id: blocks_throttle
+ parameters:
+ affinity: ''
+ alias: ''
+ comment: ''
+ ignoretag: 'True'
+ maxoutbuf: '0'
+ minoutbuf: '0'
+ samples_per_second: samp_rate
+ type: complex
+ vlen: '1'
+ states:
+ bus_sink: false
+ bus_source: false
+ bus_structure: null
+ coordinate: [720, 428.0]
+ rotation: 0
+ state: true
+- name: blocks_vector_source_x_0
+ id: blocks_vector_source_x
+ parameters:
+ affinity: ''
+ alias: ''
+ comment: ''
+ maxoutbuf: '0'
+ minoutbuf: '0'
+ repeat: 'True'
+ tags: '[]'
+ type: byte
+ vector: testvec
+ vlen: '1'
+ states:
+ bus_sink: false
+ bus_source: false
+ bus_structure: null
+ coordinate: [48, 324.0]
+ rotation: 0
+ state: true
+- name: channels_channel_model_0
+ id: channels_channel_model
+ parameters:
+ affinity: ''
+ alias: ''
+ block_tags: 'False'
+ comment: ''
+ epsilon: '1.0'
+ freq_offset: 2e-3
+ maxoutbuf: '0'
+ minoutbuf: '0'
+ noise_voltage: 100e-3
+ seed: '243'
+ taps: np.exp(1j * 30 / 180 * np.pi)
+ states:
+ bus_sink: false
+ bus_source: false
+ bus_structure: null
+ coordinate: [312, 716.0]
+ rotation: 0
+ state: enabled
+- name: channels_selective_fading_model_0
+ id: channels_selective_fading_model
+ parameters:
+ K: '4.0'
+ LOS: 'False'
+ N: '8'
+ affinity: ''
+ alias: ''
+ comment: ''
+ delays: (0,1.8)
+ fDTs: ((4*carrier_freq)/(3*10e8))/samp_rate
+ mags: (1,0.12)
+ maxoutbuf: '0'
+ minoutbuf: '0'
+ ntaps: '8'
+ seed: '21'
+ states:
+ bus_sink: false
+ bus_source: false
+ bus_structure: null
+ coordinate: [600, 572.0]
+ rotation: 0
+ state: disabled
+- name: digital_cma_equalizer_cc_0
+ id: digital_cma_equalizer_cc
+ parameters:
+ affinity: ''
+ alias: ''
+ comment: ''
+ maxoutbuf: '0'
+ minoutbuf: '0'
+ modulus: '1'
+ mu: 2e-3
+ num_taps: '15'
+ sps: '1'
+ states:
+ bus_sink: false
+ bus_source: false
+ bus_structure: null
+ coordinate: [528, 980.0]
+ rotation: 0
+ state: true
+- name: digital_constellation_decoder_cb_0
+ id: digital_constellation_decoder_cb
+ parameters:
+ affinity: ''
+ alias: ''
+ comment: ''
+ constellation: qpsk_const
+ maxoutbuf: '0'
+ minoutbuf: '0'
+ states:
+ bus_sink: false
+ bus_source: false
+ bus_structure: null
+ coordinate: [256, 1308.0]
+ rotation: 0
+ state: true
+- name: digital_constellation_modulator_0
+ id: digital_constellation_modulator
+ parameters:
+ affinity: ''
+ alias: ''
+ comment: ''
+ constellation: qpsk_const
+ differential: 'False'
+ excess_bw: excess_bw
+ log: 'False'
+ maxoutbuf: '0'
+ minoutbuf: '0'
+ samples_per_symbol: sps
+ verbose: 'False'
+ states:
+ bus_sink: false
+ bus_source: false
+ bus_structure: null
+ coordinate: [448, 404.0]
+ rotation: 0
+ state: true
+- name: digital_corr_est_cc_0
+ id: digital_corr_est_cc
+ parameters:
+ affinity: ''
+ alias: ''
+ comment: ''
+ mark_delay: len(access_code_symbols) // 2
+ maxoutbuf: '0'
+ minoutbuf: '0'
+ sps: '1'
+ symbols: access_code_symbols
+ threshold: '0.9'
+ threshold_method: digital.THRESHOLD_ABSOLUTE
+ states:
+ bus_sink: false
+ bus_source: false
+ bus_structure: null
+ coordinate: [768, 972.0]
+ rotation: 0
+ state: true
+- name: digital_pfb_clock_sync_xxx_0
+ id: digital_pfb_clock_sync_xxx
+ parameters:
+ affinity: ''
+ alias: ''
+ comment: ''
+ filter_size: '32'
+ init_phase: '16'
+ loop_bw: 2 * np.pi / 100
+ max_dev: '1.5'
+ maxoutbuf: '0'
+ minoutbuf: '0'
+ osps: '1'
+ sps: sps
+ taps: rrc_taps
+ type: ccf
+ states:
+ bus_sink: false
+ bus_source: false
+ bus_structure: null
+ coordinate: [256, 1004.0]
+ rotation: 0
+ state: true
+- name: fadingui_ber_0
+ id: fadingui_ber
+ parameters:
+ affinity: ''
+ alias: ''
+ comment: ''
+ vgl: testvec + list(np.zeros(4))
+ vlen: frame_len
+ states:
+ bus_sink: false
+ bus_source: false
+ bus_structure: null
+ coordinate: [1184, 1300.0]
+ rotation: 0
+ state: true
+- name: fadingui_datasource_0
+ id: fadingui_datasource
+ parameters:
+ affinity: ''
+ alias: ''
+ comment: ''
+ fname: ''
+ frame_obj: ''
+ maxoutbuf: '0'
+ minoutbuf: '0'
+ states:
+ bus_sink: false
+ bus_source: false
+ bus_structure: null
+ coordinate: [208, 532.0]
+ rotation: 0
+ state: disabled
+- name: fadingui_multipath_fading_0
+ id: fadingui_multipath_fading
+ parameters:
+ affinity: ''
+ alias: ''
+ amplitudes: '[0.12]'
+ comment: ''
+ delays: '[1.8]'
+ los: 'True'
+ maxoutbuf: '0'
+ minoutbuf: '0'
+ states:
+ bus_sink: false
+ bus_source: false
+ bus_structure: null
+ coordinate: [648, 740.0]
+ rotation: 0
+ state: enabled
+- name: fadingui_netsink_0
+ id: fadingui_netsink
+ parameters:
+ address: udp://localhost:31415
+ affinity: ''
+ alias: ''
+ comment: ''
+ type: complex
+ veclen: '1'
+ states:
+ bus_sink: false
+ bus_source: false
+ bus_structure: null
+ coordinate: [704, 316.0]
+ rotation: 0
+ state: disabled
+- name: fadingui_netsink_1
+ id: fadingui_netsink
+ parameters:
+ address: udp://localhost:31415
+ affinity: ''
+ alias: ''
+ comment: ''
+ type: complex
+ veclen: '1'
+ states:
+ bus_sink: false
+ bus_source: false
+ bus_structure: null
+ coordinate: [768, 916.0]
+ rotation: 0
+ state: disabled
+- name: fadingui_netsink_3
+ id: fadingui_netsink
+ parameters:
+ address: udp://localhost:31415
+ affinity: ''
+ alias: ''
+ comment: ''
+ type: complex
+ veclen: '1'
+ states:
+ bus_sink: false
+ bus_source: false
+ bus_structure: null
+ coordinate: [1280, 916.0]
+ rotation: 0
+ state: disabled
+- name: fadingui_netsink_4
+ id: fadingui_netsink
+ parameters:
+ address: udp://localhost:31415
+ affinity: ''
+ alias: ''
+ comment: ''
+ type: complex
+ veclen: '1'
+ states:
+ bus_sink: false
+ bus_source: false
+ bus_structure: null
+ coordinate: [528, 916.0]
+ rotation: 0
+ state: disabled
+- name: fadingui_phasecorrection_0
+ id: fadingui_phasecorrection
+ parameters:
+ affinity: ''
+ alias: ''
+ comment: ''
+ frame_len: frame_len
+ maxoutbuf: '0'
+ minoutbuf: '0'
+ states:
+ bus_sink: false
+ bus_source: false
+ bus_structure: null
+ coordinate: [1008, 988.0]
+ rotation: 0
+ state: true
+- name: import_0
+ id: import
+ parameters:
+ alias: ''
+ comment: ''
+ imports: import numpy as np
+ states:
+ bus_sink: false
+ bus_source: false
+ bus_structure: null
+ coordinate: [224, 12.0]
+ rotation: 0
+ state: enabled
+- name: qtgui_const_sink_x_0
+ id: qtgui_const_sink_x
+ parameters:
+ affinity: ''
+ alias: ''
+ alpha1: '1.0'
+ alpha10: '1.0'
+ alpha2: '1.0'
+ alpha3: '1.0'
+ alpha4: '1.0'
+ alpha5: '1.0'
+ alpha6: '1.0'
+ alpha7: '1.0'
+ alpha8: '1.0'
+ alpha9: '1.0'
+ autoscale: 'False'
+ axislabels: 'True'
+ color1: '"blue"'
+ color10: '"red"'
+ color2: '"red"'
+ color3: '"red"'
+ color4: '"red"'
+ color5: '"red"'
+ color6: '"red"'
+ color7: '"red"'
+ color8: '"red"'
+ color9: '"red"'
+ comment: ''
+ grid: 'False'
+ gui_hint: ''
+ label1: ''
+ label10: ''
+ label2: ''
+ label3: ''
+ label4: ''
+ label5: ''
+ label6: ''
+ label7: ''
+ label8: ''
+ label9: ''
+ legend: 'True'
+ marker1: '0'
+ marker10: '0'
+ marker2: '0'
+ marker3: '0'
+ marker4: '0'
+ marker5: '0'
+ marker6: '0'
+ marker7: '0'
+ marker8: '0'
+ marker9: '0'
+ name: '""'
+ nconnections: '1'
+ size: '1024'
+ style1: '0'
+ style10: '0'
+ style2: '0'
+ style3: '0'
+ style4: '0'
+ style5: '0'
+ style6: '0'
+ style7: '0'
+ style8: '0'
+ style9: '0'
+ tr_chan: '0'
+ tr_level: '0.0'
+ tr_mode: qtgui.TRIG_MODE_FREE
+ tr_slope: qtgui.TRIG_SLOPE_POS
+ tr_tag: '""'
+ type: complex
+ update_time: '0.10'
+ width1: '1'
+ width10: '1'
+ width2: '1'
+ width3: '1'
+ width4: '1'
+ width5: '1'
+ width6: '1'
+ width7: '1'
+ width8: '1'
+ width9: '1'
+ xmax: '2'
+ xmin: '-2'
+ ymax: '2'
+ ymin: '-2'
+ states:
+ bus_sink: false
+ bus_source: false
+ bus_structure: null
+ coordinate: [1240, 828.0]
+ rotation: 0
+ state: true
+- name: qtgui_time_sink_x_0
+ id: qtgui_time_sink_x
+ parameters:
+ affinity: ''
+ alias: ''
+ alpha1: '1.0'
+ alpha10: '1.0'
+ alpha2: '1.0'
+ alpha3: '1.0'
+ alpha4: '1.0'
+ alpha5: '1.0'
+ alpha6: '1.0'
+ alpha7: '1.0'
+ alpha8: '1.0'
+ alpha9: '1.0'
+ autoscale: 'False'
+ axislabels: 'True'
+ color1: blue
+ color10: dark blue
+ color2: red
+ color3: green
+ color4: black
+ color5: cyan
+ color6: magenta
+ color7: yellow
+ color8: dark red
+ color9: dark green
+ comment: ''
+ ctrlpanel: 'False'
+ entags: 'True'
+ grid: 'False'
+ gui_hint: ''
+ label1: Signal 1
+ label10: Signal 10
+ label2: Signal 2
+ label3: Signal 3
+ label4: Signal 4
+ label5: Signal 5
+ label6: Signal 6
+ label7: Signal 7
+ label8: Signal 8
+ label9: Signal 9
+ legend: 'True'
+ marker1: '-1'
+ marker10: '-1'
+ marker2: '-1'
+ marker3: '-1'
+ marker4: '-1'
+ marker5: '-1'
+ marker6: '-1'
+ marker7: '-1'
+ marker8: '-1'
+ marker9: '-1'
+ name: '""'
+ nconnections: '1'
+ size: '1024'
+ srate: samp_rate / sps
+ stemplot: 'False'
+ style1: '1'
+ style10: '1'
+ style2: '1'
+ style3: '1'
+ style4: '1'
+ style5: '1'
+ style6: '1'
+ style7: '1'
+ style8: '1'
+ style9: '1'
+ tr_chan: '0'
+ tr_delay: '0'
+ tr_level: '0.0'
+ tr_mode: qtgui.TRIG_MODE_FREE
+ tr_slope: qtgui.TRIG_SLOPE_POS
+ tr_tag: '""'
+ type: float
+ update_time: '0.10'
+ width1: '1'
+ width10: '1'
+ width2: '1'
+ width3: '1'
+ width4: '1'
+ width5: '1'
+ width6: '1'
+ width7: '1'
+ width8: '1'
+ width9: '1'
+ ylabel: Amplitude
+ ymax: '10'
+ ymin: '0'
+ yunit: '""'
+ states:
+ bus_sink: false
+ bus_source: false
+ bus_structure: null
+ coordinate: [1248, 1060.0]
+ rotation: 0
+ state: true
+- name: virtual_sink_0
+ id: virtual_sink
+ parameters:
+ alias: ''
+ comment: ''
+ stream_id: modulated
+ states:
+ bus_sink: false
+ bus_source: false
+ bus_structure: null
+ coordinate: [928, 428.0]
+ rotation: 0
+ state: true
+- name: virtual_sink_1
+ id: virtual_sink
+ parameters:
+ alias: ''
+ comment: ''
+ stream_id: envelope
+ states:
+ bus_sink: false
+ bus_source: false
+ bus_structure: null
+ coordinate: [1000, 756.0]
+ rotation: 0
+ state: true
+- name: virtual_sink_2
+ id: virtual_sink
+ parameters:
+ alias: ''
+ comment: ''
+ stream_id: symbols
+ states:
+ bus_sink: false
+ bus_source: false
+ bus_structure: null
+ coordinate: [1312, 988.0]
+ rotation: 0
+ state: true
+- name: virtual_source_0
+ id: virtual_source
+ parameters:
+ alias: ''
+ comment: ''
+ stream_id: symbols
+ states:
+ bus_sink: false
+ bus_source: false
+ bus_structure: null
+ coordinate: [48, 1308.0]
+ rotation: 0
+ state: true
+- name: virtual_source_1
+ id: virtual_source
+ parameters:
+ alias: ''
+ comment: ''
+ stream_id: envelope
+ states:
+ bus_sink: false
+ bus_source: false
+ bus_structure: null
+ coordinate: [48, 1052.0]
+ rotation: 0
+ state: true
+- name: virtual_source_2
+ id: virtual_source
+ parameters:
+ alias: ''
+ comment: ''
+ stream_id: modulated
+ states:
+ bus_sink: false
+ bus_source: false
+ bus_structure: null
+ coordinate: [56, 756.0]
+ rotation: 0
+ state: true
+
+connections:
+- [analog_random_source_x_0, '0', blocks_stream_mux_0, '1']
+- [blocks_complex_to_mag_0, '0', qtgui_time_sink_x_0, '0']
+- [blocks_repack_bits_bb_0, '0', blocks_stream_to_vector_0, '0']
+- [blocks_stream_mux_0, '0', digital_constellation_modulator_0, '0']
+- [blocks_stream_to_vector_0, '0', fadingui_ber_0, '0']
+- [blocks_tagged_stream_align_0, '0', blocks_repack_bits_bb_0, '0']
+- [blocks_throttle_0, '0', virtual_sink_0, '0']
+- [blocks_vector_source_x_0, '0', blocks_stream_mux_0, '0']
+- [channels_channel_model_0, '0', channels_selective_fading_model_0, '0']
+- [channels_channel_model_0, '0', fadingui_multipath_fading_0, '0']
+- [channels_selective_fading_model_0, '0', virtual_sink_1, '0']
+- [digital_cma_equalizer_cc_0, '0', digital_corr_est_cc_0, '0']
+- [digital_cma_equalizer_cc_0, '0', fadingui_netsink_1, '0']
+- [digital_constellation_decoder_cb_0, '0', blocks_tagged_stream_align_0, '0']
+- [digital_constellation_modulator_0, '0', blocks_throttle_0, '0']
+- [digital_constellation_modulator_0, '0', fadingui_netsink_0, '0']
+- [digital_corr_est_cc_0, '0', fadingui_phasecorrection_0, '0']
+- [digital_corr_est_cc_0, '1', blocks_complex_to_mag_0, '0']
+- [digital_pfb_clock_sync_xxx_0, '0', digital_cma_equalizer_cc_0, '0']
+- [digital_pfb_clock_sync_xxx_0, '0', fadingui_netsink_4, '0']
+- [fadingui_datasource_0, '0', digital_constellation_modulator_0, '0']
+- [fadingui_multipath_fading_0, '0', virtual_sink_1, '0']
+- [fadingui_phasecorrection_0, '0', fadingui_netsink_3, '0']
+- [fadingui_phasecorrection_0, '0', qtgui_const_sink_x_0, '0']
+- [fadingui_phasecorrection_0, '0', virtual_sink_2, '0']
+- [virtual_source_0, '0', digital_constellation_decoder_cb_0, '0']
+- [virtual_source_1, '0', digital_pfb_clock_sync_xxx_0, '0']
+- [virtual_source_2, '0', channels_channel_model_0, '0']
+
+metadata:
+ file_format: 1
diff --git a/flowgraphs/qpsk_sim.py b/flowgraphs/qpsk_sim.py
new file mode 100755
index 0000000..12a4894
--- /dev/null
+++ b/flowgraphs/qpsk_sim.py
@@ -0,0 +1,348 @@
+#!/usr/bin/env python3
+# -*- coding: utf-8 -*-
+
+#
+# SPDX-License-Identifier: GPL-3.0
+#
+# GNU Radio Python Flow Graph
+# Title: QPSK Sim
+# Author: Naoki Sean Pross, Sara Cinzia Halter
+# GNU Radio version: 3.8.2.0
+
+from distutils.version import StrictVersion
+
+if __name__ == '__main__':
+ import ctypes
+ import sys
+ if sys.platform.startswith('linux'):
+ try:
+ x11 = ctypes.cdll.LoadLibrary('libX11.so')
+ x11.XInitThreads()
+ except:
+ print("Warning: failed to XInitThreads()")
+
+from PyQt5 import Qt
+from gnuradio import qtgui
+from gnuradio.filter import firdes
+import sip
+from gnuradio import blocks
+import numpy
+from gnuradio import channels
+from gnuradio import digital
+from gnuradio import gr
+import sys
+import signal
+from argparse import ArgumentParser
+from gnuradio.eng_arg import eng_float, intx
+from gnuradio import eng_notation
+import fadingui
+import numpy as np
+
+from gnuradio import qtgui
+
+class qpsk_sim(gr.top_block, Qt.QWidget):
+
+ def __init__(self):
+ gr.top_block.__init__(self, "QPSK Sim")
+ Qt.QWidget.__init__(self)
+ self.setWindowTitle("QPSK Sim")
+ qtgui.util.check_set_qss()
+ try:
+ self.setWindowIcon(Qt.QIcon.fromTheme('gnuradio-grc'))
+ except:
+ pass
+ self.top_scroll_layout = Qt.QVBoxLayout()
+ self.setLayout(self.top_scroll_layout)
+ self.top_scroll = Qt.QScrollArea()
+ self.top_scroll.setFrameStyle(Qt.QFrame.NoFrame)
+ self.top_scroll_layout.addWidget(self.top_scroll)
+ self.top_scroll.setWidgetResizable(True)
+ self.top_widget = Qt.QWidget()
+ self.top_scroll.setWidget(self.top_widget)
+ self.top_layout = Qt.QVBoxLayout(self.top_widget)
+ self.top_grid_layout = Qt.QGridLayout()
+ self.top_layout.addLayout(self.top_grid_layout)
+
+ self.settings = Qt.QSettings("GNU Radio", "qpsk_sim")
+
+ try:
+ if StrictVersion(Qt.qVersion()) < StrictVersion("5.0.0"):
+ self.restoreGeometry(self.settings.value("geometry").toByteArray())
+ else:
+ self.restoreGeometry(self.settings.value("geometry"))
+ except:
+ pass
+
+ ##################################################
+ # Variables
+ ##################################################
+ self.testvec = testvec = [0x1f, 0x35] + [0x12, 0x48]
+ self.sps = sps = 4
+ self.nfilts = nfilts = 32
+ self.excess_bw = excess_bw = 0.35
+ self.samp_rate = samp_rate = 1e6
+ 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_qpsk().base()
+ self.frame_len = frame_len = len(testvec) +4
+ self.carrier_freq = carrier_freq = 2.4e9
+ self.access_code_symbols = access_code_symbols = [(-0.7071067811865475-0.7071067811865475j), (0.7071067811865475-0.7071067811865475j), (0.7071067811865475+0.7071067811865475j), (0.7071067811865475+0.7071067811865475j), (-0.7071067811865475-0.7071067811865475j), (0.7071067811865475+0.7071067811865475j), (0.7071067811865475-0.7071067811865475j), (0.7071067811865475-0.7071067811865475j)]
+
+ ##################################################
+ # Blocks
+ ##################################################
+ self.qtgui_time_sink_x_0 = qtgui.time_sink_f(
+ 1024, #size
+ samp_rate / sps, #samp_rate
+ "", #name
+ 1 #number of inputs
+ )
+ self.qtgui_time_sink_x_0.set_update_time(0.10)
+ self.qtgui_time_sink_x_0.set_y_axis(0, 10)
+
+ self.qtgui_time_sink_x_0.set_y_label('Amplitude', "")
+
+ self.qtgui_time_sink_x_0.enable_tags(True)
+ self.qtgui_time_sink_x_0.set_trigger_mode(qtgui.TRIG_MODE_FREE, qtgui.TRIG_SLOPE_POS, 0.0, 0, 0, "")
+ self.qtgui_time_sink_x_0.enable_autoscale(False)
+ self.qtgui_time_sink_x_0.enable_grid(False)
+ self.qtgui_time_sink_x_0.enable_axis_labels(True)
+ self.qtgui_time_sink_x_0.enable_control_panel(False)
+ self.qtgui_time_sink_x_0.enable_stem_plot(False)
+
+
+ labels = ['Signal 1', 'Signal 2', 'Signal 3', 'Signal 4', 'Signal 5',
+ 'Signal 6', 'Signal 7', 'Signal 8', 'Signal 9', 'Signal 10']
+ widths = [1, 1, 1, 1, 1,
+ 1, 1, 1, 1, 1]
+ colors = ['blue', 'red', 'green', 'black', 'cyan',
+ 'magenta', 'yellow', 'dark red', 'dark green', 'dark blue']
+ alphas = [1.0, 1.0, 1.0, 1.0, 1.0,
+ 1.0, 1.0, 1.0, 1.0, 1.0]
+ styles = [1, 1, 1, 1, 1,
+ 1, 1, 1, 1, 1]
+ markers = [-1, -1, -1, -1, -1,
+ -1, -1, -1, -1, -1]
+
+
+ for i in range(1):
+ if len(labels[i]) == 0:
+ self.qtgui_time_sink_x_0.set_line_label(i, "Data {0}".format(i))
+ else:
+ self.qtgui_time_sink_x_0.set_line_label(i, labels[i])
+ self.qtgui_time_sink_x_0.set_line_width(i, widths[i])
+ self.qtgui_time_sink_x_0.set_line_color(i, colors[i])
+ self.qtgui_time_sink_x_0.set_line_style(i, styles[i])
+ self.qtgui_time_sink_x_0.set_line_marker(i, markers[i])
+ self.qtgui_time_sink_x_0.set_line_alpha(i, alphas[i])
+
+ self._qtgui_time_sink_x_0_win = sip.wrapinstance(self.qtgui_time_sink_x_0.pyqwidget(), Qt.QWidget)
+ self.top_grid_layout.addWidget(self._qtgui_time_sink_x_0_win)
+ self.qtgui_const_sink_x_0 = qtgui.const_sink_c(
+ 1024, #size
+ "", #name
+ 1 #number of inputs
+ )
+ self.qtgui_const_sink_x_0.set_update_time(0.10)
+ self.qtgui_const_sink_x_0.set_y_axis(-2, 2)
+ self.qtgui_const_sink_x_0.set_x_axis(-2, 2)
+ self.qtgui_const_sink_x_0.set_trigger_mode(qtgui.TRIG_MODE_FREE, qtgui.TRIG_SLOPE_POS, 0.0, 0, "")
+ self.qtgui_const_sink_x_0.enable_autoscale(False)
+ self.qtgui_const_sink_x_0.enable_grid(False)
+ self.qtgui_const_sink_x_0.enable_axis_labels(True)
+
+
+ labels = ['', '', '', '', '',
+ '', '', '', '', '']
+ widths = [1, 1, 1, 1, 1,
+ 1, 1, 1, 1, 1]
+ colors = ["blue", "red", "red", "red", "red",
+ "red", "red", "red", "red", "red"]
+ styles = [0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0]
+ markers = [0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0]
+ alphas = [1.0, 1.0, 1.0, 1.0, 1.0,
+ 1.0, 1.0, 1.0, 1.0, 1.0]
+
+ for i in range(1):
+ if len(labels[i]) == 0:
+ self.qtgui_const_sink_x_0.set_line_label(i, "Data {0}".format(i))
+ else:
+ self.qtgui_const_sink_x_0.set_line_label(i, labels[i])
+ self.qtgui_const_sink_x_0.set_line_width(i, widths[i])
+ self.qtgui_const_sink_x_0.set_line_color(i, colors[i])
+ self.qtgui_const_sink_x_0.set_line_style(i, styles[i])
+ self.qtgui_const_sink_x_0.set_line_marker(i, markers[i])
+ self.qtgui_const_sink_x_0.set_line_alpha(i, alphas[i])
+
+ self._qtgui_const_sink_x_0_win = sip.wrapinstance(self.qtgui_const_sink_x_0.pyqwidget(), Qt.QWidget)
+ self.top_grid_layout.addWidget(self._qtgui_const_sink_x_0_win)
+ self.fadingui_phasecorrection_0 = fadingui.phasecorrection(frame_len)
+ self.fadingui_multipath_fading_0 = fadingui.multipath_fading(amplitudes=[0.12], delays=[1.8], los =True)
+ self.fadingui_ber_0 = fadingui.ber(vgl=testvec + list(np.zeros(4)), vlen=frame_len)
+ self.digital_pfb_clock_sync_xxx_0 = digital.pfb_clock_sync_ccf(sps, 2 * np.pi / 100, rrc_taps, 32, 16, 1.5, 1)
+ self.digital_corr_est_cc_0 = digital.corr_est_cc(access_code_symbols, 1, len(access_code_symbols) // 2, 0.9, digital.THRESHOLD_ABSOLUTE)
+ self.digital_constellation_modulator_0 = digital.generic_mod(
+ constellation=qpsk_const,
+ differential=False,
+ 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(qpsk_const)
+ self.digital_cma_equalizer_cc_0 = digital.cma_equalizer_cc(15, 1, 2e-3, 1)
+ self.channels_channel_model_0 = channels.channel_model(
+ noise_voltage=100e-3,
+ frequency_offset=2e-3,
+ epsilon=1.0,
+ taps=[np.exp(1j * 30 / 180 * np.pi)],
+ noise_seed=243,
+ block_tags=False)
+ self.blocks_vector_source_x_0 = blocks.vector_source_b(testvec, True, 1, [])
+ self.blocks_throttle_0 = blocks.throttle(gr.sizeof_gr_complex*1, samp_rate,True)
+ self.blocks_tagged_stream_align_0 = blocks.tagged_stream_align(gr.sizeof_char*1, 'frame_start')
+ self.blocks_stream_to_vector_0 = blocks.stream_to_vector(gr.sizeof_char*1, frame_len)
+ self.blocks_stream_mux_0 = blocks.stream_mux(gr.sizeof_char*1, [len(testvec), 4])
+ self.blocks_repack_bits_bb_0 = blocks.repack_bits_bb(2, 8, "", False, gr.GR_LSB_FIRST)
+ self.blocks_complex_to_mag_0 = blocks.complex_to_mag(1)
+ self.analog_random_source_x_0 = blocks.vector_source_b(list(map(int, numpy.random.randint(0, 255, 400))), True)
+
+
+
+ ##################################################
+ # Connections
+ ##################################################
+ self.connect((self.analog_random_source_x_0, 0), (self.blocks_stream_mux_0, 1))
+ self.connect((self.blocks_complex_to_mag_0, 0), (self.qtgui_time_sink_x_0, 0))
+ self.connect((self.blocks_repack_bits_bb_0, 0), (self.blocks_stream_to_vector_0, 0))
+ self.connect((self.blocks_stream_mux_0, 0), (self.digital_constellation_modulator_0, 0))
+ self.connect((self.blocks_stream_to_vector_0, 0), (self.fadingui_ber_0, 0))
+ self.connect((self.blocks_tagged_stream_align_0, 0), (self.blocks_repack_bits_bb_0, 0))
+ self.connect((self.blocks_throttle_0, 0), (self.channels_channel_model_0, 0))
+ self.connect((self.blocks_vector_source_x_0, 0), (self.blocks_stream_mux_0, 0))
+ self.connect((self.channels_channel_model_0, 0), (self.fadingui_multipath_fading_0, 0))
+ self.connect((self.digital_cma_equalizer_cc_0, 0), (self.digital_corr_est_cc_0, 0))
+ self.connect((self.digital_constellation_decoder_cb_0, 0), (self.blocks_tagged_stream_align_0, 0))
+ self.connect((self.digital_constellation_modulator_0, 0), (self.blocks_throttle_0, 0))
+ self.connect((self.digital_corr_est_cc_0, 1), (self.blocks_complex_to_mag_0, 0))
+ self.connect((self.digital_corr_est_cc_0, 0), (self.fadingui_phasecorrection_0, 0))
+ self.connect((self.digital_pfb_clock_sync_xxx_0, 0), (self.digital_cma_equalizer_cc_0, 0))
+ self.connect((self.fadingui_multipath_fading_0, 0), (self.digital_pfb_clock_sync_xxx_0, 0))
+ self.connect((self.fadingui_phasecorrection_0, 0), (self.digital_constellation_decoder_cb_0, 0))
+ self.connect((self.fadingui_phasecorrection_0, 0), (self.qtgui_const_sink_x_0, 0))
+
+
+ def closeEvent(self, event):
+ self.settings = Qt.QSettings("GNU Radio", "qpsk_sim")
+ self.settings.setValue("geometry", self.saveGeometry())
+ event.accept()
+
+ def get_testvec(self):
+ return self.testvec
+
+ def set_testvec(self, testvec):
+ self.testvec = testvec
+ self.set_frame_len(len(self.testvec) +4)
+ self.blocks_vector_source_x_0.set_data(self.testvec, [])
+
+ def get_sps(self):
+ return self.sps
+
+ def set_sps(self, sps):
+ self.sps = sps
+ self.set_rrc_taps(firdes.root_raised_cosine(self.nfilts, self.nfilts, 1.0/float(self.sps), self.excess_bw, 45*self.nfilts))
+ self.qtgui_time_sink_x_0.set_samp_rate(self.samp_rate / self.sps)
+
+ def get_nfilts(self):
+ return self.nfilts
+
+ def set_nfilts(self, nfilts):
+ self.nfilts = nfilts
+ self.set_rrc_taps(firdes.root_raised_cosine(self.nfilts, self.nfilts, 1.0/float(self.sps), self.excess_bw, 45*self.nfilts))
+
+ def get_excess_bw(self):
+ return self.excess_bw
+
+ def set_excess_bw(self, excess_bw):
+ self.excess_bw = excess_bw
+ self.set_rrc_taps(firdes.root_raised_cosine(self.nfilts, self.nfilts, 1.0/float(self.sps), self.excess_bw, 45*self.nfilts))
+
+ def get_samp_rate(self):
+ return self.samp_rate
+
+ def set_samp_rate(self, samp_rate):
+ self.samp_rate = samp_rate
+ self.blocks_throttle_0.set_sample_rate(self.samp_rate)
+ self.qtgui_time_sink_x_0.set_samp_rate(self.samp_rate / self.sps)
+
+ def get_rrc_taps(self):
+ return self.rrc_taps
+
+ def set_rrc_taps(self, rrc_taps):
+ self.rrc_taps = rrc_taps
+ self.digital_pfb_clock_sync_xxx_0.update_taps(self.rrc_taps)
+
+ def get_qpsk_const(self):
+ return self.qpsk_const
+
+ def set_qpsk_const(self, qpsk_const):
+ self.qpsk_const = qpsk_const
+
+ def get_frame_len(self):
+ return self.frame_len
+
+ def set_frame_len(self, frame_len):
+ self.frame_len = frame_len
+
+ def get_carrier_freq(self):
+ return self.carrier_freq
+
+ def set_carrier_freq(self, carrier_freq):
+ self.carrier_freq = carrier_freq
+
+ def get_access_code_symbols(self):
+ return self.access_code_symbols
+
+ def set_access_code_symbols(self, access_code_symbols):
+ self.access_code_symbols = access_code_symbols
+ self.digital_corr_est_cc_0.set_mark_delay(len(self.access_code_symbols) // 2)
+
+
+
+
+
+def main(top_block_cls=qpsk_sim, options=None):
+ if gr.enable_realtime_scheduling() != gr.RT_OK:
+ print("Error: failed to enable real-time scheduling.")
+
+ if StrictVersion("4.5.0") <= StrictVersion(Qt.qVersion()) < StrictVersion("5.0.0"):
+ style = gr.prefs().get_string('qtgui', 'style', 'raster')
+ Qt.QApplication.setGraphicsSystem(style)
+ qapp = Qt.QApplication(sys.argv)
+
+ tb = top_block_cls()
+
+ tb.start()
+
+ tb.show()
+
+ def sig_handler(sig=None, frame=None):
+ Qt.QApplication.quit()
+
+ signal.signal(signal.SIGINT, sig_handler)
+ signal.signal(signal.SIGTERM, sig_handler)
+
+ timer = Qt.QTimer()
+ timer.start(500)
+ timer.timeout.connect(lambda: None)
+
+ def quitting():
+ tb.stop()
+ tb.wait()
+
+ qapp.aboutToQuit.connect(quitting)
+ qapp.exec_()
+
+if __name__ == '__main__':
+ main()
diff --git a/simulation/QPSK/qpsk.grc b/simulation/QPSK/qpsk.grc
deleted file mode 100644
index 087f8e0..0000000
--- a/simulation/QPSK/qpsk.grc
+++ /dev/null
@@ -1,1189 +0,0 @@
-options:
- parameters:
- author: Pross Naoki, Halter Sara Cinzia
- category: '[GRC Hier Blocks]'
- cmake_opt: ''
- comment: ''
- copyright: ''
- description: ''
- gen_cmake: 'On'
- gen_linking: dynamic
- generate_options: qt_gui
- hier_block_src_path: '.:'
- id: qpks
- max_nouts: '0'
- output_language: python
- placement: (0,0)
- qt_qss_theme: ''
- realtime_scheduling: '1'
- run: 'True'
- run_command: '{python} -u {filename}'
- run_options: prompt
- sizing_mode: fixed
- thread_safe_setters: ''
- title: QPSK
- window_size: ''
- states:
- bus_sink: false
- bus_source: false
- bus_structure: null
- coordinate: [8, 8]
- rotation: 0
- state: enabled
-
-blocks:
-- name: chn_taps
- id: variable
- parameters:
- comment: ''
- value: '[1.0 + 0.0j, ]'
- states:
- bus_sink: false
- bus_source: false
- bus_structure: null
- coordinate: [640, 252.0]
- rotation: 0
- state: true
-- name: eq_gain
- id: variable_qtgui_range
- parameters:
- comment: ''
- gui_hint: 'params@1: 0,0,1,1'
- label: Equalizer Rate
- min_len: '200'
- orient: Qt.Horizontal
- rangeType: float
- start: '0'
- step: '.001'
- stop: '.1'
- value: '.01'
- widget: counter_slider
- states:
- bus_sink: false
- bus_source: false
- bus_structure: null
- coordinate: [1336, 460.0]
- rotation: 0
- state: true
-- name: eq_mod
- id: variable
- parameters:
- comment: ''
- value: '1'
- states:
- bus_sink: false
- bus_source: false
- bus_structure: null
- coordinate: [1336, 388.0]
- rotation: 0
- state: true
-- name: eq_ntaps
- id: variable
- parameters:
- comment: ''
- value: '15'
- states:
- bus_sink: false
- bus_source: false
- bus_structure: null
- coordinate: [1416, 388.0]
- rotation: 0
- state: true
-- name: excess_bw
- id: variable
- parameters:
- comment: ''
- value: 350e-3
- states:
- bus_sink: false
- bus_source: false
- bus_structure: null
- coordinate: [320, 268.0]
- rotation: 0
- state: true
-- name: freq_offset
- id: variable_qtgui_range
- parameters:
- comment: ''
- gui_hint: 'params@0: 1,0,1,1'
- label: Frequency Offset
- min_len: '200'
- orient: Qt.Horizontal
- rangeType: float
- start: -100e-3
- step: 1e-3
- stop: 100e-3
- value: '0'
- widget: counter_slider
- states:
- bus_sink: false
- bus_source: false
- bus_structure: null
- coordinate: [640, 460.0]
- rotation: 0
- state: true
-- name: nfilts
- id: variable
- parameters:
- comment: ''
- value: '32'
- states:
- bus_sink: false
- bus_source: false
- bus_structure: null
- coordinate: [1008, 476.0]
- rotation: 0
- state: true
-- name: noise_volt
- id: variable_qtgui_range
- parameters:
- comment: ''
- gui_hint: 'params@0: 0,0,1,1'
- label: Noise Voltage
- min_len: '200'
- orient: Qt.Horizontal
- rangeType: float
- start: '0'
- step: '0.01'
- stop: '1'
- value: '0.0001'
- widget: counter_slider
- states:
- bus_sink: false
- bus_source: false
- bus_structure: null
- coordinate: [504, 460.0]
- rotation: 0
- state: true
-- name: phase_bw
- id: variable_qtgui_range
- parameters:
- comment: ''
- gui_hint: 'params@1: 1,0,1,1'
- label: Phase Bandwidth
- min_len: '200'
- orient: Qt.Horizontal
- rangeType: float
- start: '0'
- step: '.01'
- stop: '1'
- value: 2 * 3.141592653589793 / 100
- widget: counter_slider
- states:
- bus_sink: false
- bus_source: false
- bus_structure: null
- coordinate: [1640, 428.0]
- rotation: 0
- state: true
-- name: qpsk_const
- id: variable_constellation_rect
- parameters:
- comment: ''
- 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'
- rot_sym: '4'
- soft_dec_lut: None
- sym_map: '[0, 1, 3, 2]'
- w_imag_sect: '1'
- w_real_sect: '1'
- states:
- bus_sink: false
- bus_source: false
- bus_structure: null
- coordinate: [224, 444.0]
- rotation: 0
- state: true
-- name: rrc_taps
- id: variable
- parameters:
- comment: ''
- value: firdes.root_raised_cosine(nfilts, nfilts, 1.0/float(sps), excess_bw, 45*nfilts)
- states:
- bus_sink: false
- bus_source: false
- bus_structure: null
- coordinate: [1080, 476.0]
- rotation: 0
- state: true
-- name: samp_rate
- id: variable
- parameters:
- comment: ''
- value: '32000'
- states:
- bus_sink: false
- bus_source: false
- bus_structure: null
- coordinate: [192, 12.0]
- rotation: 0
- state: enabled
-- name: sps
- id: variable
- parameters:
- comment: ''
- value: '4'
- states:
- bus_sink: false
- bus_source: false
- bus_structure: null
- coordinate: [224, 268.0]
- rotation: 0
- state: true
-- name: time_offset
- id: variable_qtgui_range
- parameters:
- comment: ''
- gui_hint: 'params@0: 0,1,1,1'
- label: Timing Offset
- min_len: '200'
- orient: Qt.Horizontal
- rangeType: float
- start: '0.999'
- step: '0.0001'
- stop: '1.001'
- value: '1.0'
- widget: counter_slider
- states:
- bus_sink: false
- bus_source: false
- bus_structure: null
- coordinate: [504, 604.0]
- rotation: 0
- state: true
-- name: timing_loop_bw
- id: variable_qtgui_range
- parameters:
- comment: ''
- gui_hint: 'params@0: 1,1,1,1'
- label: Time Bandwidth
- min_len: '200'
- orient: Qt.Horizontal
- rangeType: float
- start: '0'
- step: 10e-3
- stop: 200e-3
- value: 2 * 3.141592653589793 / 100
- widget: counter_slider
- states:
- bus_sink: false
- bus_source: false
- bus_structure: null
- coordinate: [1008, 548.0]
- rotation: 0
- state: true
-- name: analog_random_source_x_0
- id: analog_random_source_x
- parameters:
- affinity: ''
- alias: ''
- comment: ''
- max: '256'
- maxoutbuf: '0'
- min: '0'
- minoutbuf: '0'
- num_samps: '1000'
- repeat: 'True'
- type: byte
- states:
- bus_sink: false
- bus_source: false
- bus_structure: null
- coordinate: [32, 332.0]
- rotation: 0
- state: enabled
-- name: blocks_char_to_float_0
- id: blocks_char_to_float
- parameters:
- affinity: ''
- alias: ''
- comment: ''
- maxoutbuf: '0'
- minoutbuf: '0'
- scale: '1'
- vlen: '1'
- states:
- bus_sink: false
- bus_source: false
- bus_structure: null
- coordinate: [2272, 276.0]
- rotation: 0
- state: true
-- name: blocks_char_to_float_0_0
- id: blocks_char_to_float
- parameters:
- affinity: ''
- alias: ''
- comment: ''
- maxoutbuf: '0'
- minoutbuf: '0'
- scale: '1'
- vlen: '1'
- states:
- bus_sink: false
- bus_source: false
- bus_structure: null
- coordinate: [408, 840.0]
- rotation: 0
- state: true
-- name: blocks_delay_0
- id: blocks_delay
- parameters:
- affinity: ''
- alias: ''
- comment: ''
- delay: '50'
- maxoutbuf: '0'
- minoutbuf: '0'
- num_ports: '1'
- type: float
- vlen: '1'
- states:
- bus_sink: false
- bus_source: false
- bus_structure: null
- coordinate: [2264, 844.0]
- rotation: 0
- state: true
-- name: blocks_throttle_0
- id: blocks_throttle
- parameters:
- affinity: ''
- alias: ''
- comment: ''
- ignoretag: 'True'
- maxoutbuf: '0'
- minoutbuf: '0'
- samples_per_second: samp_rate
- type: complex
- vlen: '1'
- states:
- bus_sink: false
- bus_source: false
- bus_structure: null
- coordinate: [464, 356.0]
- rotation: 0
- state: enabled
-- name: blocks_unpack_k_bits_bb_0
- id: blocks_unpack_k_bits_bb
- parameters:
- affinity: ''
- alias: ''
- comment: ''
- k: '2'
- maxoutbuf: '0'
- minoutbuf: '0'
- states:
- bus_sink: false
- bus_source: false
- bus_structure: null
- coordinate: [2192, 436.0]
- rotation: 0
- state: true
-- name: blocks_unpack_k_bits_bb_0_0
- id: blocks_unpack_k_bits_bb
- parameters:
- affinity: ''
- alias: ''
- comment: ''
- k: '2'
- maxoutbuf: '0'
- minoutbuf: '0'
- states:
- bus_sink: false
- bus_source: false
- bus_structure: null
- coordinate: [232, 840.0]
- rotation: 0
- state: true
-- name: channels_channel_model_0
- id: channels_channel_model
- parameters:
- affinity: ''
- alias: ''
- block_tags: 'False'
- comment: ''
- epsilon: time_offset
- freq_offset: freq_offset
- maxoutbuf: '0'
- minoutbuf: '0'
- noise_voltage: noise_volt
- seed: '0'
- taps: chn_taps
- states:
- bus_sink: false
- bus_source: false
- bus_structure: null
- coordinate: [640, 316.0]
- rotation: 0
- state: enabled
-- name: digital_cma_equalizer_cc_0
- id: digital_cma_equalizer_cc
- parameters:
- affinity: ''
- alias: ''
- comment: ''
- maxoutbuf: '0'
- minoutbuf: '0'
- modulus: eq_mod
- mu: eq_gain
- num_taps: eq_ntaps
- sps: '2'
- states:
- bus_sink: false
- bus_source: false
- bus_structure: null
- coordinate: [1336, 284.0]
- rotation: 0
- state: true
-- name: digital_constellation_decoder_cb_0
- id: digital_constellation_decoder_cb
- parameters:
- affinity: ''
- alias: ''
- comment: ''
- constellation: qpsk_const
- maxoutbuf: '0'
- minoutbuf: '0'
- states:
- bus_sink: false
- bus_source: false
- bus_structure: null
- coordinate: [1976, 276.0]
- rotation: 0
- state: true
-- name: digital_constellation_modulator_0
- id: digital_constellation_modulator
- parameters:
- affinity: ''
- alias: ''
- comment: ''
- constellation: qpsk_const
- differential: 'True'
- excess_bw: excess_bw
- log: 'False'
- maxoutbuf: '0'
- minoutbuf: '0'
- samples_per_symbol: sps
- verbose: 'False'
- states:
- bus_sink: false
- bus_source: false
- bus_structure: null
- coordinate: [224, 332.0]
- rotation: 0
- state: enabled
-- name: digital_costas_loop_cc_0
- id: digital_costas_loop_cc
- parameters:
- affinity: ''
- alias: ''
- comment: ''
- maxoutbuf: '0'
- minoutbuf: '0'
- order: '4'
- use_snr: 'False'
- w: phase_bw
- states:
- bus_sink: false
- bus_source: false
- bus_structure: null
- coordinate: [1640, 280.0]
- rotation: 0
- state: true
-- name: digital_diff_decoder_bb_0
- id: digital_diff_decoder_bb
- parameters:
- affinity: ''
- alias: ''
- comment: ''
- maxoutbuf: '0'
- minoutbuf: '0'
- modulus: '4'
- states:
- bus_sink: false
- bus_source: false
- bus_structure: null
- coordinate: [1976, 348.0]
- rotation: 180
- state: true
-- name: digital_map_bb_0
- id: digital_map_bb
- parameters:
- affinity: ''
- alias: ''
- comment: ''
- map: '[0, 1, 3, 2]'
- maxoutbuf: '0'
- minoutbuf: '0'
- states:
- bus_sink: false
- bus_source: false
- bus_structure: null
- coordinate: [1984, 436.0]
- rotation: 0
- state: true
-- name: digital_pfb_clock_sync_xxx_0
- id: digital_pfb_clock_sync_xxx
- parameters:
- affinity: ''
- alias: ''
- comment: ''
- filter_size: nfilts
- init_phase: nfilts/2
- loop_bw: timing_loop_bw
- max_dev: '1.5'
- maxoutbuf: '0'
- minoutbuf: '0'
- osps: '2'
- sps: sps * 1.001
- taps: rrc_taps
- type: ccf
- states:
- bus_sink: false
- bus_source: false
- bus_structure: null
- coordinate: [1000, 308.0]
- rotation: 0
- state: true
-- name: params
- id: qtgui_tab_widget
- parameters:
- alias: ''
- comment: ''
- gui_hint: ''
- label0: Channel
- label1: Receiver
- label10: Tab 10
- label11: Tab 11
- label12: Tab 12
- label13: Tab 13
- label14: Tab 14
- label15: Tab 15
- label16: Tab 16
- label17: Tab 17
- label18: Tab 18
- label19: Tab 19
- label2: Tab 2
- label3: Tab 3
- label4: Tab 4
- label5: Tab 5
- label6: Tab 6
- label7: Tab 7
- label8: Tab 8
- label9: Tab 9
- num_tabs: '2'
- states:
- bus_sink: false
- bus_source: false
- bus_structure: null
- coordinate: [296, 12.0]
- rotation: 0
- state: true
-- name: plots
- id: qtgui_tab_widget
- parameters:
- alias: ''
- comment: ''
- gui_hint: ''
- label0: Constellations
- label1: Frequency
- label10: Tab 10
- label11: Tab 11
- label12: Tab 12
- label13: Tab 13
- label14: Tab 14
- label15: Tab 15
- label16: Tab 16
- label17: Tab 17
- label18: Tab 18
- label19: Tab 19
- label2: Time
- label3: Tab 3
- label4: Tab 4
- label5: Tab 5
- label6: Tab 6
- label7: Tab 7
- label8: Tab 8
- label9: Tab 9
- num_tabs: '3'
- states:
- bus_sink: false
- bus_source: false
- bus_structure: null
- coordinate: [448, 12.0]
- rotation: 0
- state: true
-- name: qtgui_const_sink_x_0
- id: qtgui_const_sink_x
- parameters:
- affinity: ''
- alias: ''
- alpha1: '1.0'
- alpha10: '1.0'
- alpha2: '1.0'
- alpha3: '1.0'
- alpha4: '1.0'
- alpha5: '1.0'
- alpha6: '1.0'
- alpha7: '1.0'
- alpha8: '1.0'
- alpha9: '1.0'
- autoscale: 'False'
- axislabels: 'True'
- color1: '"blue"'
- color10: '"red"'
- color2: '"red"'
- color3: '"red"'
- color4: '"red"'
- color5: '"red"'
- color6: '"red"'
- color7: '"red"'
- color8: '"red"'
- color9: '"red"'
- comment: ''
- grid: 'False'
- gui_hint: 'plots@0: 0,0,1,1'
- label1: ''
- label10: ''
- label2: ''
- label3: ''
- label4: ''
- label5: ''
- label6: ''
- label7: ''
- label8: ''
- label9: ''
- legend: 'True'
- marker1: '0'
- marker10: '0'
- marker2: '0'
- marker3: '0'
- marker4: '0'
- marker5: '0'
- marker6: '0'
- marker7: '0'
- marker8: '0'
- marker9: '0'
- name: '"Channel"'
- nconnections: '1'
- size: '2048'
- style1: '0'
- style10: '0'
- style2: '0'
- style3: '0'
- style4: '0'
- style5: '0'
- style6: '0'
- style7: '0'
- style8: '0'
- style9: '0'
- tr_chan: '0'
- tr_level: '0.0'
- tr_mode: qtgui.TRIG_MODE_FREE
- tr_slope: qtgui.TRIG_SLOPE_POS
- tr_tag: '""'
- type: complex
- update_time: '0.10'
- width1: '1'
- width10: '1'
- width2: '1'
- width3: '1'
- width4: '1'
- width5: '1'
- width6: '1'
- width7: '1'
- width8: '1'
- width9: '1'
- xmax: '2'
- xmin: '-2'
- ymax: '2'
- ymin: '-2'
- states:
- bus_sink: false
- bus_source: false
- bus_structure: null
- coordinate: [836.0, 128]
- rotation: 90
- state: enabled
-- name: qtgui_const_sink_x_0_0
- id: qtgui_const_sink_x
- parameters:
- affinity: ''
- alias: ''
- alpha1: '1.0'
- alpha10: '1.0'
- alpha2: '1.0'
- alpha3: '1.0'
- alpha4: '1.0'
- alpha5: '1.0'
- alpha6: '1.0'
- alpha7: '1.0'
- alpha8: '1.0'
- alpha9: '1.0'
- autoscale: 'False'
- axislabels: 'True'
- color1: '"blue"'
- color10: '"red"'
- color2: '"red"'
- color3: '"red"'
- color4: '"red"'
- color5: '"red"'
- color6: '"red"'
- color7: '"red"'
- color8: '"red"'
- color9: '"red"'
- comment: ''
- grid: 'False'
- gui_hint: 'plots@0: 0,1,1,1'
- label1: ''
- label10: ''
- label2: ''
- label3: ''
- label4: ''
- label5: ''
- label6: ''
- label7: ''
- label8: ''
- label9: ''
- legend: 'True'
- marker1: '0'
- marker10: '0'
- marker2: '0'
- marker3: '0'
- marker4: '0'
- marker5: '0'
- marker6: '0'
- marker7: '0'
- marker8: '0'
- marker9: '0'
- name: '"Synchronized"'
- nconnections: '1'
- size: '2048'
- style1: '0'
- style10: '0'
- style2: '0'
- style3: '0'
- style4: '0'
- style5: '0'
- style6: '0'
- style7: '0'
- style8: '0'
- style9: '0'
- tr_chan: '0'
- tr_level: '0.0'
- tr_mode: qtgui.TRIG_MODE_FREE
- tr_slope: qtgui.TRIG_SLOPE_POS
- tr_tag: '""'
- type: complex
- update_time: '0.10'
- width1: '1'
- width10: '1'
- width2: '1'
- width3: '1'
- width4: '1'
- width5: '1'
- width6: '1'
- width7: '1'
- width8: '1'
- width9: '1'
- xmax: '2'
- xmin: '-2'
- ymax: '2'
- ymin: '-2'
- states:
- bus_sink: false
- bus_source: false
- bus_structure: null
- coordinate: [1228.0, 88]
- rotation: 90
- state: enabled
-- name: qtgui_const_sink_x_1
- id: qtgui_const_sink_x
- parameters:
- affinity: ''
- alias: ''
- alpha1: '1.0'
- alpha10: '1.0'
- alpha2: '1.0'
- alpha3: '1.0'
- alpha4: '1.0'
- alpha5: '1.0'
- alpha6: '1.0'
- alpha7: '1.0'
- alpha8: '1.0'
- alpha9: '1.0'
- autoscale: 'False'
- axislabels: 'True'
- color1: '"blue"'
- color10: '"red"'
- color2: '"red"'
- color3: '"red"'
- color4: '"red"'
- color5: '"red"'
- color6: '"red"'
- color7: '"red"'
- color8: '"red"'
- color9: '"red"'
- comment: ''
- grid: 'False'
- gui_hint: 'plots@0: 1,0,1,1'
- label1: ''
- label10: ''
- label2: ''
- label3: ''
- label4: ''
- label5: ''
- label6: ''
- label7: ''
- label8: ''
- label9: ''
- legend: 'True'
- marker1: '0'
- marker10: '0'
- marker2: '0'
- marker3: '0'
- marker4: '0'
- marker5: '0'
- marker6: '0'
- marker7: '0'
- marker8: '0'
- marker9: '0'
- name: '"Equalized"'
- nconnections: '1'
- size: '1024'
- style1: '0'
- style10: '0'
- style2: '0'
- style3: '0'
- style4: '0'
- style5: '0'
- style6: '0'
- style7: '0'
- style8: '0'
- style9: '0'
- tr_chan: '0'
- tr_level: '0.0'
- tr_mode: qtgui.TRIG_MODE_FREE
- tr_slope: qtgui.TRIG_SLOPE_POS
- tr_tag: '""'
- type: complex
- update_time: '0.10'
- width1: '1'
- width10: '1'
- width2: '1'
- width3: '1'
- width4: '1'
- width5: '1'
- width6: '1'
- width7: '1'
- width8: '1'
- width9: '1'
- xmax: '2'
- xmin: '-2'
- ymax: '2'
- ymin: '-2'
- states:
- bus_sink: false
- bus_source: false
- bus_structure: null
- coordinate: [1524.0, 88]
- rotation: 90
- state: true
-- name: qtgui_const_sink_x_2
- id: qtgui_const_sink_x
- parameters:
- affinity: ''
- alias: ''
- alpha1: '1.0'
- alpha10: '1.0'
- alpha2: '1.0'
- alpha3: '1.0'
- alpha4: '1.0'
- alpha5: '1.0'
- alpha6: '1.0'
- alpha7: '1.0'
- alpha8: '1.0'
- alpha9: '1.0'
- autoscale: 'False'
- axislabels: 'True'
- color1: '"blue"'
- color10: '"red"'
- color2: '"red"'
- color3: '"red"'
- color4: '"red"'
- color5: '"red"'
- color6: '"red"'
- color7: '"red"'
- color8: '"red"'
- color9: '"red"'
- comment: ''
- grid: 'False'
- gui_hint: 'plots@0: 1,1,1,1'
- label1: ''
- label10: ''
- label2: ''
- label3: ''
- label4: ''
- label5: ''
- label6: ''
- label7: ''
- label8: ''
- label9: ''
- legend: 'True'
- marker1: '0'
- marker10: '0'
- marker2: '0'
- marker3: '0'
- marker4: '0'
- marker5: '0'
- marker6: '0'
- marker7: '0'
- marker8: '0'
- marker9: '0'
- name: '"Locked"'
- nconnections: '1'
- size: '1024'
- style1: '0'
- style10: '0'
- style2: '0'
- style3: '0'
- style4: '0'
- style5: '0'
- style6: '0'
- style7: '0'
- style8: '0'
- style9: '0'
- tr_chan: '0'
- tr_level: '0.0'
- tr_mode: qtgui.TRIG_MODE_FREE
- tr_slope: qtgui.TRIG_SLOPE_POS
- tr_tag: '""'
- type: complex
- update_time: '0.10'
- width1: '1'
- width10: '1'
- width2: '1'
- width3: '1'
- width4: '1'
- width5: '1'
- width6: '1'
- width7: '1'
- width8: '1'
- width9: '1'
- xmax: '2'
- xmin: '-2'
- ymax: '2'
- ymin: '-2'
- states:
- bus_sink: false
- bus_source: false
- bus_structure: null
- coordinate: [1860.0, 64]
- rotation: 90
- state: true
-- name: qtgui_freq_sink_x_0
- id: qtgui_freq_sink_x
- parameters:
- affinity: ''
- alias: ''
- alpha1: '1.0'
- alpha10: '1.0'
- alpha2: '1.0'
- alpha3: '1.0'
- alpha4: '1.0'
- alpha5: '1.0'
- alpha6: '1.0'
- alpha7: '1.0'
- alpha8: '1.0'
- alpha9: '1.0'
- autoscale: 'False'
- average: '1.0'
- axislabels: 'True'
- bw: samp_rate
- color1: '"blue"'
- color10: '"dark blue"'
- color2: '"red"'
- color3: '"green"'
- color4: '"black"'
- color5: '"cyan"'
- color6: '"magenta"'
- color7: '"yellow"'
- color8: '"dark red"'
- color9: '"dark green"'
- comment: ''
- ctrlpanel: 'False'
- fc: '0'
- fftsize: '1024'
- freqhalf: 'True'
- grid: 'False'
- gui_hint: 'plots@1: 0,0,1,1'
- label: Relative Gain
- label1: ''
- label10: ''''''
- label2: ''''''
- label3: ''''''
- label4: ''''''
- label5: ''''''
- label6: ''''''
- label7: ''''''
- label8: ''''''
- label9: ''''''
- legend: 'True'
- maxoutbuf: '0'
- minoutbuf: '0'
- name: '"Channel"'
- nconnections: '1'
- showports: 'False'
- tr_chan: '0'
- tr_level: '0.0'
- tr_mode: qtgui.TRIG_MODE_FREE
- tr_tag: '""'
- type: complex
- units: dB
- update_time: '0.10'
- width1: '1'
- width10: '1'
- width2: '1'
- width3: '1'
- width4: '1'
- width5: '1'
- width6: '1'
- width7: '1'
- width8: '1'
- width9: '1'
- wintype: firdes.WIN_BLACKMAN_hARRIS
- ymax: '10'
- ymin: '-140'
- states:
- bus_sink: false
- bus_source: false
- bus_structure: null
- coordinate: [856.0, 472]
- rotation: 270
- state: true
-- name: qtgui_time_sink_x_0
- id: qtgui_time_sink_x
- parameters:
- affinity: ''
- alias: ''
- alpha1: '1.0'
- alpha10: '1.0'
- alpha2: '1.0'
- alpha3: '1.0'
- alpha4: '1.0'
- alpha5: '1.0'
- alpha6: '1.0'
- alpha7: '1.0'
- alpha8: '1.0'
- alpha9: '1.0'
- autoscale: 'False'
- axislabels: 'True'
- color1: blue
- color10: dark blue
- color2: red
- color3: green
- color4: black
- color5: cyan
- color6: magenta
- color7: yellow
- color8: dark red
- color9: dark green
- comment: ''
- ctrlpanel: 'False'
- entags: 'True'
- grid: 'False'
- gui_hint: 'plots@2: 0,0,1,1'
- label1: Received
- label10: Signal 10
- label2: Sent
- label3: Signal 3
- label4: Signal 4
- label5: Signal 5
- label6: Signal 6
- label7: Signal 7
- label8: Signal 8
- label9: Signal 9
- legend: 'True'
- marker1: '-1'
- marker10: '-1'
- marker2: '-1'
- marker3: '-1'
- marker4: '-1'
- marker5: '-1'
- marker6: '-1'
- marker7: '-1'
- marker8: '-1'
- marker9: '-1'
- name: '"Decoded"'
- nconnections: '2'
- size: '1024'
- srate: samp_rate
- stemplot: 'False'
- style1: '1'
- style10: '1'
- style2: '1'
- style3: '1'
- style4: '1'
- style5: '1'
- style6: '1'
- style7: '1'
- style8: '1'
- style9: '1'
- tr_chan: '0'
- tr_delay: '0'
- tr_level: '0.0'
- tr_mode: qtgui.TRIG_MODE_FREE
- tr_slope: qtgui.TRIG_SLOPE_POS
- tr_tag: '""'
- type: float
- update_time: '0.10'
- width1: '1'
- width10: '1'
- width2: '1'
- width3: '1'
- width4: '1'
- width5: '1'
- width6: '1'
- width7: '1'
- width8: '1'
- width9: '1'
- ylabel: Amplitude
- ymax: '1'
- ymin: '-1'
- yunit: '""'
- states:
- bus_sink: false
- bus_source: false
- bus_structure: null
- coordinate: [2504, 268.0]
- rotation: 0
- state: true
-
-connections:
-- [analog_random_source_x_0, '0', blocks_unpack_k_bits_bb_0_0, '0']
-- [analog_random_source_x_0, '0', digital_constellation_modulator_0, '0']
-- [blocks_char_to_float_0, '0', qtgui_time_sink_x_0, '0']
-- [blocks_char_to_float_0_0, '0', blocks_delay_0, '0']
-- [blocks_delay_0, '0', qtgui_time_sink_x_0, '1']
-- [blocks_throttle_0, '0', channels_channel_model_0, '0']
-- [blocks_unpack_k_bits_bb_0, '0', blocks_char_to_float_0, '0']
-- [blocks_unpack_k_bits_bb_0_0, '0', blocks_char_to_float_0_0, '0']
-- [channels_channel_model_0, '0', digital_pfb_clock_sync_xxx_0, '0']
-- [channels_channel_model_0, '0', qtgui_const_sink_x_0, '0']
-- [channels_channel_model_0, '0', qtgui_freq_sink_x_0, '0']
-- [digital_cma_equalizer_cc_0, '0', digital_costas_loop_cc_0, '0']
-- [digital_cma_equalizer_cc_0, '0', qtgui_const_sink_x_1, '0']
-- [digital_constellation_decoder_cb_0, '0', digital_diff_decoder_bb_0, '0']
-- [digital_constellation_modulator_0, '0', blocks_throttle_0, '0']
-- [digital_costas_loop_cc_0, '0', digital_constellation_decoder_cb_0, '0']
-- [digital_costas_loop_cc_0, '0', qtgui_const_sink_x_2, '0']
-- [digital_diff_decoder_bb_0, '0', digital_map_bb_0, '0']
-- [digital_map_bb_0, '0', blocks_unpack_k_bits_bb_0, '0']
-- [digital_pfb_clock_sync_xxx_0, '0', digital_cma_equalizer_cc_0, '0']
-- [digital_pfb_clock_sync_xxx_0, '0', qtgui_const_sink_x_0_0, '0']
-
-metadata:
- file_format: 1
diff --git a/simulation/QPSK/qpsk.py b/simulation/QPSK/qpsk.py
deleted file mode 100755
index 5649fb9..0000000
--- a/simulation/QPSK/qpsk.py
+++ /dev/null
@@ -1,655 +0,0 @@
-#!/usr/bin/env python3
-# -*- coding: utf-8 -*-
-
-#
-# SPDX-License-Identifier: GPL-3.0
-#
-# GNU Radio Python Flow Graph
-# Title: QPSK
-# Author: Pross Naoki, Halter Sara Cinzia
-# GNU Radio version: 3.9.2.0
-
-from distutils.version import StrictVersion
-
-if __name__ == '__main__':
- import ctypes
- import sys
- if sys.platform.startswith('linux'):
- try:
- x11 = ctypes.cdll.LoadLibrary('libX11.so')
- x11.XInitThreads()
- except:
- print("Warning: failed to XInitThreads()")
-
-from PyQt5 import Qt
-from gnuradio import qtgui
-from gnuradio.filter import firdes
-import sip
-from gnuradio import blocks
-import numpy
-from gnuradio import channels
-from gnuradio import digital
-from gnuradio import gr
-from gnuradio.fft import window
-import sys
-import signal
-from argparse import ArgumentParser
-from gnuradio.eng_arg import eng_float, intx
-from gnuradio import eng_notation
-from gnuradio.qtgui import Range, RangeWidget
-from PyQt5 import QtCore
-
-
-
-from gnuradio import qtgui
-
-class qpks(gr.top_block, Qt.QWidget):
-
- def __init__(self):
- gr.top_block.__init__(self, "QPSK", catch_exceptions=True)
- Qt.QWidget.__init__(self)
- self.setWindowTitle("QPSK")
- qtgui.util.check_set_qss()
- try:
- self.setWindowIcon(Qt.QIcon.fromTheme('gnuradio-grc'))
- except:
- pass
- self.top_scroll_layout = Qt.QVBoxLayout()
- self.setLayout(self.top_scroll_layout)
- self.top_scroll = Qt.QScrollArea()
- self.top_scroll.setFrameStyle(Qt.QFrame.NoFrame)
- self.top_scroll_layout.addWidget(self.top_scroll)
- self.top_scroll.setWidgetResizable(True)
- self.top_widget = Qt.QWidget()
- self.top_scroll.setWidget(self.top_widget)
- self.top_layout = Qt.QVBoxLayout(self.top_widget)
- self.top_grid_layout = Qt.QGridLayout()
- self.top_layout.addLayout(self.top_grid_layout)
-
- self.settings = Qt.QSettings("GNU Radio", "qpks")
-
- try:
- if StrictVersion(Qt.qVersion()) < StrictVersion("5.0.0"):
- self.restoreGeometry(self.settings.value("geometry").toByteArray())
- else:
- self.restoreGeometry(self.settings.value("geometry"))
- except:
- pass
-
- ##################################################
- # Variables
- ##################################################
- self.sps = sps = 4
- self.nfilts = nfilts = 32
- self.timing_loop_bw = timing_loop_bw = 2 * 3.141592653589793 / 100
- 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), 0.35, 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],
- 4, 2, 2, 1, 1).base()
- self.phase_bw = phase_bw = 2 * 3.141592653589793 / 100
- self.noise_volt = noise_volt = 0.0001
- self.freq_offset = freq_offset = 0
- self.excess_bw = excess_bw = 350e-3
- self.eq_ntaps = eq_ntaps = 15
- self.eq_mod = eq_mod = 1
- self.eq_gain = eq_gain = .01
- self.chn_taps = chn_taps = [1.0 + 0.0j, ]
-
- ##################################################
- # Blocks
- ##################################################
- self.params = Qt.QTabWidget()
- self.params_widget_0 = Qt.QWidget()
- self.params_layout_0 = Qt.QBoxLayout(Qt.QBoxLayout.TopToBottom, self.params_widget_0)
- self.params_grid_layout_0 = Qt.QGridLayout()
- self.params_layout_0.addLayout(self.params_grid_layout_0)
- self.params.addTab(self.params_widget_0, 'Channel')
- self.params_widget_1 = Qt.QWidget()
- self.params_layout_1 = Qt.QBoxLayout(Qt.QBoxLayout.TopToBottom, self.params_widget_1)
- self.params_grid_layout_1 = Qt.QGridLayout()
- self.params_layout_1.addLayout(self.params_grid_layout_1)
- self.params.addTab(self.params_widget_1, 'Receiver')
- self.top_layout.addWidget(self.params)
- self._timing_loop_bw_range = Range(0, 200e-3, 10e-3, 2 * 3.141592653589793 / 100, 200)
- self._timing_loop_bw_win = RangeWidget(self._timing_loop_bw_range, self.set_timing_loop_bw, 'Time Bandwidth', "counter_slider", float, QtCore.Qt.Horizontal)
- self.params_grid_layout_0.addWidget(self._timing_loop_bw_win, 1, 1, 1, 1)
- for r in range(1, 2):
- self.params_grid_layout_0.setRowStretch(r, 1)
- for c in range(1, 2):
- self.params_grid_layout_0.setColumnStretch(c, 1)
- self._time_offset_range = Range(0.999, 1.001, 0.0001, 1.0, 200)
- self._time_offset_win = RangeWidget(self._time_offset_range, self.set_time_offset, 'Timing Offset', "counter_slider", float, QtCore.Qt.Horizontal)
- self.params_grid_layout_0.addWidget(self._time_offset_win, 0, 1, 1, 1)
- for r in range(0, 1):
- self.params_grid_layout_0.setRowStretch(r, 1)
- for c in range(1, 2):
- self.params_grid_layout_0.setColumnStretch(c, 1)
- self.plots = Qt.QTabWidget()
- self.plots_widget_0 = Qt.QWidget()
- self.plots_layout_0 = Qt.QBoxLayout(Qt.QBoxLayout.TopToBottom, self.plots_widget_0)
- self.plots_grid_layout_0 = Qt.QGridLayout()
- self.plots_layout_0.addLayout(self.plots_grid_layout_0)
- self.plots.addTab(self.plots_widget_0, 'Constellations')
- self.plots_widget_1 = Qt.QWidget()
- self.plots_layout_1 = Qt.QBoxLayout(Qt.QBoxLayout.TopToBottom, self.plots_widget_1)
- self.plots_grid_layout_1 = Qt.QGridLayout()
- self.plots_layout_1.addLayout(self.plots_grid_layout_1)
- self.plots.addTab(self.plots_widget_1, 'Frequency')
- self.plots_widget_2 = Qt.QWidget()
- self.plots_layout_2 = Qt.QBoxLayout(Qt.QBoxLayout.TopToBottom, self.plots_widget_2)
- self.plots_grid_layout_2 = Qt.QGridLayout()
- self.plots_layout_2.addLayout(self.plots_grid_layout_2)
- self.plots.addTab(self.plots_widget_2, 'Time')
- self.top_layout.addWidget(self.plots)
- self._phase_bw_range = Range(0, 1, .01, 2 * 3.141592653589793 / 100, 200)
- self._phase_bw_win = RangeWidget(self._phase_bw_range, self.set_phase_bw, 'Phase Bandwidth', "counter_slider", float, QtCore.Qt.Horizontal)
- self.params_grid_layout_1.addWidget(self._phase_bw_win, 1, 0, 1, 1)
- for r in range(1, 2):
- self.params_grid_layout_1.setRowStretch(r, 1)
- for c in range(0, 1):
- self.params_grid_layout_1.setColumnStretch(c, 1)
- self._noise_volt_range = Range(0, 1, 0.01, 0.0001, 200)
- self._noise_volt_win = RangeWidget(self._noise_volt_range, self.set_noise_volt, 'Noise Voltage', "counter_slider", float, QtCore.Qt.Horizontal)
- self.params_grid_layout_0.addWidget(self._noise_volt_win, 0, 0, 1, 1)
- for r in range(0, 1):
- self.params_grid_layout_0.setRowStretch(r, 1)
- for c in range(0, 1):
- self.params_grid_layout_0.setColumnStretch(c, 1)
- self._freq_offset_range = Range(-100e-3, 100e-3, 1e-3, 0, 200)
- self._freq_offset_win = RangeWidget(self._freq_offset_range, self.set_freq_offset, 'Frequency Offset', "counter_slider", float, QtCore.Qt.Horizontal)
- self.params_grid_layout_0.addWidget(self._freq_offset_win, 1, 0, 1, 1)
- for r in range(1, 2):
- self.params_grid_layout_0.setRowStretch(r, 1)
- for c in range(0, 1):
- self.params_grid_layout_0.setColumnStretch(c, 1)
- self._eq_gain_range = Range(0, .1, .001, .01, 200)
- self._eq_gain_win = RangeWidget(self._eq_gain_range, self.set_eq_gain, 'Equalizer Rate', "counter_slider", float, QtCore.Qt.Horizontal)
- self.params_grid_layout_1.addWidget(self._eq_gain_win, 0, 0, 1, 1)
- for r in range(0, 1):
- self.params_grid_layout_1.setRowStretch(r, 1)
- for c in range(0, 1):
- self.params_grid_layout_1.setColumnStretch(c, 1)
- self.qtgui_time_sink_x_0 = qtgui.time_sink_f(
- 1024, #size
- samp_rate, #samp_rate
- "Decoded", #name
- 2, #number of inputs
- None # parent
- )
- self.qtgui_time_sink_x_0.set_update_time(0.10)
- self.qtgui_time_sink_x_0.set_y_axis(-1, 1)
-
- self.qtgui_time_sink_x_0.set_y_label('Amplitude', "")
-
- self.qtgui_time_sink_x_0.enable_tags(True)
- self.qtgui_time_sink_x_0.set_trigger_mode(qtgui.TRIG_MODE_FREE, qtgui.TRIG_SLOPE_POS, 0.0, 0, 0, "")
- self.qtgui_time_sink_x_0.enable_autoscale(True)
- self.qtgui_time_sink_x_0.enable_grid(False)
- self.qtgui_time_sink_x_0.enable_axis_labels(True)
- self.qtgui_time_sink_x_0.enable_control_panel(False)
- self.qtgui_time_sink_x_0.enable_stem_plot(False)
-
-
- labels = ['Signal 1', 'Signal 2', 'Signal 3', 'Signal 4', 'Signal 5',
- 'Signal 6', 'Signal 7', 'Signal 8', 'Signal 9', 'Signal 10']
- widths = [1, 1, 1, 1, 1,
- 1, 1, 1, 1, 1]
- colors = ['blue', 'red', 'green', 'black', 'cyan',
- 'magenta', 'yellow', 'dark red', 'dark green', 'dark blue']
- alphas = [1.0, 1.0, 1.0, 1.0, 1.0,
- 1.0, 1.0, 1.0, 1.0, 1.0]
- styles = [1, 1, 1, 1, 1,
- 1, 1, 1, 1, 1]
- markers = [-1, -1, -1, -1, -1,
- -1, -1, -1, -1, -1]
-
-
- for i in range(2):
- if len(labels[i]) == 0:
- self.qtgui_time_sink_x_0.set_line_label(i, "Data {0}".format(i))
- else:
- self.qtgui_time_sink_x_0.set_line_label(i, labels[i])
- self.qtgui_time_sink_x_0.set_line_width(i, widths[i])
- self.qtgui_time_sink_x_0.set_line_color(i, colors[i])
- self.qtgui_time_sink_x_0.set_line_style(i, styles[i])
- self.qtgui_time_sink_x_0.set_line_marker(i, markers[i])
- self.qtgui_time_sink_x_0.set_line_alpha(i, alphas[i])
-
- self._qtgui_time_sink_x_0_win = sip.wrapinstance(self.qtgui_time_sink_x_0.pyqwidget(), Qt.QWidget)
- self.plots_grid_layout_2.addWidget(self._qtgui_time_sink_x_0_win, 0, 0, 1, 1)
- for r in range(0, 1):
- self.plots_grid_layout_2.setRowStretch(r, 1)
- for c in range(0, 1):
- self.plots_grid_layout_2.setColumnStretch(c, 1)
- self.qtgui_freq_sink_x_0 = qtgui.freq_sink_c(
- 1024, #size
- window.WIN_BLACKMAN_hARRIS, #wintype
- 0, #fc
- samp_rate, #bw
- "Channel", #name
- 1,
- None # parent
- )
- self.qtgui_freq_sink_x_0.set_update_time(0.10)
- self.qtgui_freq_sink_x_0.set_y_axis(-140, 10)
- self.qtgui_freq_sink_x_0.set_y_label('Relative Gain', 'dB')
- self.qtgui_freq_sink_x_0.set_trigger_mode(qtgui.TRIG_MODE_FREE, 0.0, 0, "")
- self.qtgui_freq_sink_x_0.enable_autoscale(False)
- self.qtgui_freq_sink_x_0.enable_grid(False)
- self.qtgui_freq_sink_x_0.set_fft_average(1.0)
- self.qtgui_freq_sink_x_0.enable_axis_labels(True)
- self.qtgui_freq_sink_x_0.enable_control_panel(False)
- self.qtgui_freq_sink_x_0.set_fft_window_normalized(False)
-
-
-
- labels = ['', '', '', '', '',
- '', '', '', '', '']
- widths = [1, 1, 1, 1, 1,
- 1, 1, 1, 1, 1]
- colors = ["blue", "red", "green", "black", "cyan",
- "magenta", "yellow", "dark red", "dark green", "dark blue"]
- alphas = [1.0, 1.0, 1.0, 1.0, 1.0,
- 1.0, 1.0, 1.0, 1.0, 1.0]
-
- for i in range(1):
- if len(labels[i]) == 0:
- self.qtgui_freq_sink_x_0.set_line_label(i, "Data {0}".format(i))
- else:
- self.qtgui_freq_sink_x_0.set_line_label(i, labels[i])
- self.qtgui_freq_sink_x_0.set_line_width(i, widths[i])
- self.qtgui_freq_sink_x_0.set_line_color(i, colors[i])
- self.qtgui_freq_sink_x_0.set_line_alpha(i, alphas[i])
-
- self._qtgui_freq_sink_x_0_win = sip.wrapinstance(self.qtgui_freq_sink_x_0.pyqwidget(), Qt.QWidget)
- self.plots_grid_layout_1.addWidget(self._qtgui_freq_sink_x_0_win, 0, 0, 1, 1)
- for r in range(0, 1):
- self.plots_grid_layout_1.setRowStretch(r, 1)
- for c in range(0, 1):
- self.plots_grid_layout_1.setColumnStretch(c, 1)
- self.qtgui_const_sink_x_2 = qtgui.const_sink_c(
- 1024, #size
- "Locked", #name
- 1, #number of inputs
- None # parent
- )
- self.qtgui_const_sink_x_2.set_update_time(0.10)
- self.qtgui_const_sink_x_2.set_y_axis(-2, 2)
- self.qtgui_const_sink_x_2.set_x_axis(-2, 2)
- self.qtgui_const_sink_x_2.set_trigger_mode(qtgui.TRIG_MODE_FREE, qtgui.TRIG_SLOPE_POS, 0.0, 0, "")
- self.qtgui_const_sink_x_2.enable_autoscale(False)
- self.qtgui_const_sink_x_2.enable_grid(False)
- self.qtgui_const_sink_x_2.enable_axis_labels(True)
-
-
- labels = ['', '', '', '', '',
- '', '', '', '', '']
- widths = [1, 1, 1, 1, 1,
- 1, 1, 1, 1, 1]
- colors = ["blue", "red", "red", "red", "red",
- "red", "red", "red", "red", "red"]
- styles = [0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0]
- markers = [0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0]
- alphas = [1.0, 1.0, 1.0, 1.0, 1.0,
- 1.0, 1.0, 1.0, 1.0, 1.0]
-
- for i in range(1):
- if len(labels[i]) == 0:
- self.qtgui_const_sink_x_2.set_line_label(i, "Data {0}".format(i))
- else:
- self.qtgui_const_sink_x_2.set_line_label(i, labels[i])
- self.qtgui_const_sink_x_2.set_line_width(i, widths[i])
- self.qtgui_const_sink_x_2.set_line_color(i, colors[i])
- self.qtgui_const_sink_x_2.set_line_style(i, styles[i])
- self.qtgui_const_sink_x_2.set_line_marker(i, markers[i])
- self.qtgui_const_sink_x_2.set_line_alpha(i, alphas[i])
-
- self._qtgui_const_sink_x_2_win = sip.wrapinstance(self.qtgui_const_sink_x_2.pyqwidget(), Qt.QWidget)
- self.plots_grid_layout_0.addWidget(self._qtgui_const_sink_x_2_win, 1, 1, 1, 1)
- for r in range(1, 2):
- self.plots_grid_layout_0.setRowStretch(r, 1)
- for c in range(1, 2):
- self.plots_grid_layout_0.setColumnStretch(c, 1)
- self.qtgui_const_sink_x_1 = qtgui.const_sink_c(
- 1024, #size
- "Equalized", #name
- 1, #number of inputs
- None # parent
- )
- self.qtgui_const_sink_x_1.set_update_time(0.10)
- self.qtgui_const_sink_x_1.set_y_axis(-2, 2)
- self.qtgui_const_sink_x_1.set_x_axis(-2, 2)
- self.qtgui_const_sink_x_1.set_trigger_mode(qtgui.TRIG_MODE_FREE, qtgui.TRIG_SLOPE_POS, 0.0, 0, "")
- self.qtgui_const_sink_x_1.enable_autoscale(False)
- self.qtgui_const_sink_x_1.enable_grid(False)
- self.qtgui_const_sink_x_1.enable_axis_labels(True)
-
-
- labels = ['', '', '', '', '',
- '', '', '', '', '']
- widths = [1, 1, 1, 1, 1,
- 1, 1, 1, 1, 1]
- colors = ["blue", "red", "red", "red", "red",
- "red", "red", "red", "red", "red"]
- styles = [0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0]
- markers = [0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0]
- alphas = [1.0, 1.0, 1.0, 1.0, 1.0,
- 1.0, 1.0, 1.0, 1.0, 1.0]
-
- for i in range(1):
- if len(labels[i]) == 0:
- self.qtgui_const_sink_x_1.set_line_label(i, "Data {0}".format(i))
- else:
- self.qtgui_const_sink_x_1.set_line_label(i, labels[i])
- self.qtgui_const_sink_x_1.set_line_width(i, widths[i])
- self.qtgui_const_sink_x_1.set_line_color(i, colors[i])
- self.qtgui_const_sink_x_1.set_line_style(i, styles[i])
- self.qtgui_const_sink_x_1.set_line_marker(i, markers[i])
- self.qtgui_const_sink_x_1.set_line_alpha(i, alphas[i])
-
- self._qtgui_const_sink_x_1_win = sip.wrapinstance(self.qtgui_const_sink_x_1.pyqwidget(), Qt.QWidget)
- self.plots_grid_layout_0.addWidget(self._qtgui_const_sink_x_1_win, 1, 0, 1, 1)
- for r in range(1, 2):
- self.plots_grid_layout_0.setRowStretch(r, 1)
- for c in range(0, 1):
- self.plots_grid_layout_0.setColumnStretch(c, 1)
- self.qtgui_const_sink_x_0_0 = qtgui.const_sink_c(
- 2048, #size
- "Synchronized", #name
- 1, #number of inputs
- None # parent
- )
- self.qtgui_const_sink_x_0_0.set_update_time(0.10)
- self.qtgui_const_sink_x_0_0.set_y_axis(-2, 2)
- self.qtgui_const_sink_x_0_0.set_x_axis(-2, 2)
- self.qtgui_const_sink_x_0_0.set_trigger_mode(qtgui.TRIG_MODE_FREE, qtgui.TRIG_SLOPE_POS, 0.0, 0, "")
- self.qtgui_const_sink_x_0_0.enable_autoscale(False)
- self.qtgui_const_sink_x_0_0.enable_grid(False)
- self.qtgui_const_sink_x_0_0.enable_axis_labels(True)
-
-
- labels = ['', '', '', '', '',
- '', '', '', '', '']
- widths = [1, 1, 1, 1, 1,
- 1, 1, 1, 1, 1]
- colors = ["blue", "red", "red", "red", "red",
- "red", "red", "red", "red", "red"]
- styles = [0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0]
- markers = [0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0]
- alphas = [1.0, 1.0, 1.0, 1.0, 1.0,
- 1.0, 1.0, 1.0, 1.0, 1.0]
-
- for i in range(1):
- if len(labels[i]) == 0:
- self.qtgui_const_sink_x_0_0.set_line_label(i, "Data {0}".format(i))
- else:
- self.qtgui_const_sink_x_0_0.set_line_label(i, labels[i])
- self.qtgui_const_sink_x_0_0.set_line_width(i, widths[i])
- self.qtgui_const_sink_x_0_0.set_line_color(i, colors[i])
- self.qtgui_const_sink_x_0_0.set_line_style(i, styles[i])
- self.qtgui_const_sink_x_0_0.set_line_marker(i, markers[i])
- self.qtgui_const_sink_x_0_0.set_line_alpha(i, alphas[i])
-
- self._qtgui_const_sink_x_0_0_win = sip.wrapinstance(self.qtgui_const_sink_x_0_0.pyqwidget(), Qt.QWidget)
- self.plots_grid_layout_0.addWidget(self._qtgui_const_sink_x_0_0_win, 0, 1, 1, 1)
- for r in range(0, 1):
- self.plots_grid_layout_0.setRowStretch(r, 1)
- for c in range(1, 2):
- self.plots_grid_layout_0.setColumnStretch(c, 1)
- self.qtgui_const_sink_x_0 = qtgui.const_sink_c(
- 2048, #size
- "Channel", #name
- 1, #number of inputs
- None # parent
- )
- self.qtgui_const_sink_x_0.set_update_time(0.10)
- self.qtgui_const_sink_x_0.set_y_axis(-2, 2)
- self.qtgui_const_sink_x_0.set_x_axis(-2, 2)
- self.qtgui_const_sink_x_0.set_trigger_mode(qtgui.TRIG_MODE_FREE, qtgui.TRIG_SLOPE_POS, 0.0, 0, "")
- self.qtgui_const_sink_x_0.enable_autoscale(False)
- self.qtgui_const_sink_x_0.enable_grid(False)
- self.qtgui_const_sink_x_0.enable_axis_labels(True)
-
-
- labels = ['', '', '', '', '',
- '', '', '', '', '']
- widths = [1, 1, 1, 1, 1,
- 1, 1, 1, 1, 1]
- colors = ["blue", "red", "red", "red", "red",
- "red", "red", "red", "red", "red"]
- styles = [0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0]
- markers = [0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0]
- alphas = [1.0, 1.0, 1.0, 1.0, 1.0,
- 1.0, 1.0, 1.0, 1.0, 1.0]
-
- for i in range(1):
- if len(labels[i]) == 0:
- self.qtgui_const_sink_x_0.set_line_label(i, "Data {0}".format(i))
- else:
- self.qtgui_const_sink_x_0.set_line_label(i, labels[i])
- self.qtgui_const_sink_x_0.set_line_width(i, widths[i])
- self.qtgui_const_sink_x_0.set_line_color(i, colors[i])
- self.qtgui_const_sink_x_0.set_line_style(i, styles[i])
- self.qtgui_const_sink_x_0.set_line_marker(i, markers[i])
- self.qtgui_const_sink_x_0.set_line_alpha(i, alphas[i])
-
- self._qtgui_const_sink_x_0_win = sip.wrapinstance(self.qtgui_const_sink_x_0.pyqwidget(), Qt.QWidget)
- self.plots_grid_layout_0.addWidget(self._qtgui_const_sink_x_0_win, 0, 0, 1, 1)
- for r in range(0, 1):
- self.plots_grid_layout_0.setRowStretch(r, 1)
- for c in range(0, 1):
- self.plots_grid_layout_0.setColumnStretch(c, 1)
- self.digital_pfb_clock_sync_xxx_0 = digital.pfb_clock_sync_ccf(sps * 1.001, timing_loop_bw, rrc_taps, nfilts, nfilts/2, 1.5, 2)
- self.digital_map_bb_0 = digital.map_bb([0, 1, 3, 2])
- 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=qpsk_const,
- differential=True,
- samples_per_symbol=sps,
- pre_diff_code=True,
- excess_bw=excess_bw,
- verbose=False,
- log=False,
- truncate=False)
- self.digital_constellation_decoder_cb_0 = digital.constellation_decoder_cb(qpsk_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,
- frequency_offset=freq_offset,
- epsilon=time_offset,
- taps=chn_taps,
- noise_seed=0,
- block_tags=False)
- self.blocks_unpack_k_bits_bb_0_0 = blocks.unpack_k_bits_bb(2)
- self.blocks_unpack_k_bits_bb_0 = blocks.unpack_k_bits_bb(2)
- self.blocks_throttle_0 = blocks.throttle(gr.sizeof_gr_complex*1, samp_rate,True)
- self.blocks_delay_0 = blocks.delay(gr.sizeof_float*1, 50)
- self.blocks_char_to_float_0_0 = blocks.char_to_float(1, 1)
- self.blocks_char_to_float_0 = blocks.char_to_float(1, 1)
- self.analog_random_source_x_0 = blocks.vector_source_b(list(map(int, numpy.random.randint(0, 256, 1000))), True)
-
-
-
- ##################################################
- # Connections
- ##################################################
- self.connect((self.analog_random_source_x_0, 0), (self.blocks_unpack_k_bits_bb_0_0, 0))
- self.connect((self.analog_random_source_x_0, 0), (self.digital_constellation_modulator_0, 0))
- self.connect((self.blocks_char_to_float_0, 0), (self.qtgui_time_sink_x_0, 0))
- self.connect((self.blocks_char_to_float_0_0, 0), (self.blocks_delay_0, 0))
- self.connect((self.blocks_delay_0, 0), (self.qtgui_time_sink_x_0, 1))
- self.connect((self.blocks_throttle_0, 0), (self.channels_channel_model_0, 0))
- self.connect((self.blocks_unpack_k_bits_bb_0, 0), (self.blocks_char_to_float_0, 0))
- self.connect((self.blocks_unpack_k_bits_bb_0_0, 0), (self.blocks_char_to_float_0_0, 0))
- self.connect((self.channels_channel_model_0, 0), (self.digital_pfb_clock_sync_xxx_0, 0))
- self.connect((self.channels_channel_model_0, 0), (self.qtgui_const_sink_x_0, 0))
- self.connect((self.channels_channel_model_0, 0), (self.qtgui_freq_sink_x_0, 0))
- self.connect((self.digital_cma_equalizer_cc_0, 0), (self.digital_costas_loop_cc_0, 0))
- self.connect((self.digital_cma_equalizer_cc_0, 0), (self.qtgui_const_sink_x_1, 0))
- self.connect((self.digital_constellation_decoder_cb_0, 0), (self.digital_diff_decoder_bb_0, 0))
- self.connect((self.digital_constellation_modulator_0, 0), (self.blocks_throttle_0, 0))
- self.connect((self.digital_costas_loop_cc_0, 0), (self.digital_constellation_decoder_cb_0, 0))
- self.connect((self.digital_costas_loop_cc_0, 0), (self.qtgui_const_sink_x_2, 0))
- self.connect((self.digital_diff_decoder_bb_0, 0), (self.digital_map_bb_0, 0))
- self.connect((self.digital_map_bb_0, 0), (self.blocks_unpack_k_bits_bb_0, 0))
- self.connect((self.digital_pfb_clock_sync_xxx_0, 0), (self.digital_cma_equalizer_cc_0, 0))
- self.connect((self.digital_pfb_clock_sync_xxx_0, 0), (self.qtgui_const_sink_x_0_0, 0))
-
-
- def closeEvent(self, event):
- self.settings = Qt.QSettings("GNU Radio", "qpks")
- self.settings.setValue("geometry", self.saveGeometry())
- self.stop()
- self.wait()
-
- event.accept()
-
- def get_sps(self):
- return self.sps
-
- def set_sps(self, sps):
- self.sps = sps
- self.set_rrc_taps(firdes.root_raised_cosine(self.nfilts, self.nfilts, 1.0/float(self.sps), 0.35, 45*self.nfilts))
-
- def get_nfilts(self):
- return self.nfilts
-
- def set_nfilts(self, nfilts):
- self.nfilts = nfilts
- self.set_rrc_taps(firdes.root_raised_cosine(self.nfilts, self.nfilts, 1.0/float(self.sps), 0.35, 45*self.nfilts))
-
- def get_timing_loop_bw(self):
- return self.timing_loop_bw
-
- def set_timing_loop_bw(self, timing_loop_bw):
- self.timing_loop_bw = timing_loop_bw
- self.digital_pfb_clock_sync_xxx_0.set_loop_bandwidth(self.timing_loop_bw)
-
- def get_time_offset(self):
- return self.time_offset
-
- def set_time_offset(self, time_offset):
- self.time_offset = time_offset
- self.channels_channel_model_0.set_timing_offset(self.time_offset)
-
- def get_samp_rate(self):
- return self.samp_rate
-
- def set_samp_rate(self, samp_rate):
- self.samp_rate = samp_rate
- self.blocks_throttle_0.set_sample_rate(self.samp_rate)
- self.qtgui_freq_sink_x_0.set_frequency_range(0, self.samp_rate)
- self.qtgui_time_sink_x_0.set_samp_rate(self.samp_rate)
-
- def get_rrc_taps(self):
- return self.rrc_taps
-
- def set_rrc_taps(self, rrc_taps):
- self.rrc_taps = rrc_taps
- self.digital_pfb_clock_sync_xxx_0.update_taps(self.rrc_taps)
-
- def get_qpsk_const(self):
- return self.qpsk_const
-
- def set_qpsk_const(self, qpsk_const):
- self.qpsk_const = qpsk_const
-
- def get_phase_bw(self):
- return self.phase_bw
-
- def set_phase_bw(self, phase_bw):
- self.phase_bw = phase_bw
- self.digital_costas_loop_cc_0.set_loop_bandwidth(self.phase_bw)
-
- def get_noise_volt(self):
- return self.noise_volt
-
- def set_noise_volt(self, noise_volt):
- self.noise_volt = noise_volt
- self.channels_channel_model_0.set_noise_voltage(self.noise_volt)
-
- def get_freq_offset(self):
- return self.freq_offset
-
- def set_freq_offset(self, freq_offset):
- self.freq_offset = freq_offset
- self.channels_channel_model_0.set_frequency_offset(self.freq_offset)
-
- def get_excess_bw(self):
- return self.excess_bw
-
- def set_excess_bw(self, excess_bw):
- self.excess_bw = excess_bw
-
- def get_eq_ntaps(self):
- return self.eq_ntaps
-
- def set_eq_ntaps(self, eq_ntaps):
- self.eq_ntaps = eq_ntaps
-
- def get_eq_mod(self):
- return self.eq_mod
-
- def set_eq_mod(self, eq_mod):
- self.eq_mod = eq_mod
- self.digital_cma_equalizer_cc_0.set_modulus(self.eq_mod)
-
- def get_eq_gain(self):
- return self.eq_gain
-
- def set_eq_gain(self, eq_gain):
- self.eq_gain = eq_gain
- self.digital_cma_equalizer_cc_0.set_gain(self.eq_gain)
-
- def get_chn_taps(self):
- return self.chn_taps
-
- def set_chn_taps(self, chn_taps):
- self.chn_taps = chn_taps
- self.channels_channel_model_0.set_taps(self.chn_taps)
-
-
-
-
-def main(top_block_cls=qpks, options=None):
- if gr.enable_realtime_scheduling() != gr.RT_OK:
- print("Error: failed to enable real-time scheduling.")
-
- if StrictVersion("4.5.0") <= StrictVersion(Qt.qVersion()) < StrictVersion("5.0.0"):
- style = gr.prefs().get_string('qtgui', 'style', 'raster')
- Qt.QApplication.setGraphicsSystem(style)
- qapp = Qt.QApplication(sys.argv)
-
- tb = top_block_cls()
-
- tb.start()
-
- tb.show()
-
- def sig_handler(sig=None, frame=None):
- tb.stop()
- tb.wait()
-
- Qt.QApplication.quit()
-
- signal.signal(signal.SIGINT, sig_handler)
- signal.signal(signal.SIGTERM, sig_handler)
-
- timer = Qt.QTimer()
- timer.start(500)
- timer.timeout.connect(lambda: None)
-
- qapp.exec_()
-
-if __name__ == '__main__':
- main()
diff --git a/simulation/QPSK/qpsk_nogui.grc b/simulation/QPSK/qpsk_nogui.grc
deleted file mode 100644
index e27ecc7..0000000
--- a/simulation/QPSK/qpsk_nogui.grc
+++ /dev/null
@@ -1,479 +0,0 @@
-options:
- parameters:
- author: Naoki Pross
- catch_exceptions: 'True'
- category: '[GRC Hier Blocks]'
- cmake_opt: ''
- comment: ''
- copyright: ''
- description: ''
- gen_cmake: 'On'
- gen_linking: dynamic
- generate_options: no_gui
- hier_block_src_path: '.:'
- id: qpsk_nogui
- max_nouts: '0'
- output_language: python
- placement: (0,0)
- qt_qss_theme: ''
- realtime_scheduling: '1'
- run: 'True'
- run_command: '{python} -u {filename}'
- run_options: prompt
- sizing_mode: fixed
- thread_safe_setters: ''
- title: QPSK with IMGUI
- states:
- bus_sink: false
- bus_source: false
- bus_structure: null
- coordinate: [8, 8]
- rotation: 0
- state: enabled
-
-blocks:
-- name: chn_taps
- id: variable
- parameters:
- comment: ''
- value: '[1.0 + 0.0j, ]'
- states:
- bus_sink: false
- bus_source: false
- bus_structure: null
- coordinate: [672, 204.0]
- rotation: 0
- state: true
-- name: eq_gain
- id: variable
- parameters:
- comment: ''
- value: '.01'
- states:
- bus_sink: false
- bus_source: false
- bus_structure: null
- coordinate: [1376, 420.0]
- rotation: 0
- state: true
-- name: eq_mod
- id: variable
- parameters:
- comment: ''
- value: '1'
- states:
- bus_sink: false
- bus_source: false
- bus_structure: null
- coordinate: [1376, 352.0]
- rotation: 0
- state: true
-- name: eq_ntaps
- id: variable
- parameters:
- comment: ''
- value: '15'
- states:
- bus_sink: false
- bus_source: false
- bus_structure: null
- coordinate: [1456, 352.0]
- rotation: 0
- state: true
-- name: excess_bw
- id: variable
- parameters:
- comment: ''
- value: 350e-3
- states:
- bus_sink: false
- bus_source: false
- bus_structure: null
- coordinate: [352, 224.0]
- rotation: 0
- state: true
-- name: freq_offset
- id: variable
- parameters:
- comment: ''
- value: '0'
- states:
- bus_sink: false
- bus_source: false
- bus_structure: null
- coordinate: [768, 204.0]
- rotation: 0
- state: true
-- name: nfilts
- id: variable
- parameters:
- comment: ''
- value: '32'
- states:
- bus_sink: false
- bus_source: false
- bus_structure: null
- coordinate: [1040, 432.0]
- rotation: 0
- state: true
-- name: noise_volt
- id: variable
- parameters:
- comment: ''
- value: 100e-6
- states:
- bus_sink: false
- bus_source: false
- bus_structure: null
- coordinate: [672, 132.0]
- rotation: 0
- state: true
-- name: phase_bw
- id: variable
- parameters:
- comment: ''
- value: 2 * 3.141592653589793 / 100
- states:
- bus_sink: false
- bus_source: false
- bus_structure: null
- coordinate: [1680, 380.0]
- rotation: 0
- state: true
-- name: qpsk_const
- id: variable_constellation_rect
- parameters:
- comment: ''
- const_points: '[0.707+0.707j, -0.707+0.707j, -0.707-0.707j, 0.707-0.707j]'
- imag_sect: '2'
- precision: '8'
- real_sect: '2'
- rot_sym: '4'
- soft_dec_lut: None
- sym_map: '[0, 1, 3, 2]'
- w_imag_sect: '1'
- w_real_sect: '1'
- states:
- bus_sink: false
- bus_source: false
- bus_structure: null
- coordinate: [256, 396.0]
- rotation: 0
- state: true
-- name: rrc_taps
- id: variable
- parameters:
- comment: ''
- value: firdes.root_raised_cosine(nfilts, nfilts, 1.0/float(sps), 0.35, 45*nfilts)
- states:
- bus_sink: false
- bus_source: false
- bus_structure: null
- coordinate: [1120, 432.0]
- rotation: 0
- state: true
-- name: samp_rate
- id: variable
- parameters:
- comment: ''
- value: '32000'
- states:
- bus_sink: false
- bus_source: false
- bus_structure: null
- coordinate: [184, 12]
- rotation: 0
- state: enabled
-- name: sps
- id: variable
- parameters:
- comment: ''
- value: '4'
- states:
- bus_sink: false
- bus_source: false
- bus_structure: null
- coordinate: [256, 224.0]
- rotation: 0
- state: true
-- name: time_offset
- id: variable
- parameters:
- comment: ''
- value: '1'
- states:
- bus_sink: false
- bus_source: false
- bus_structure: null
- coordinate: [768, 132.0]
- rotation: 0
- state: true
-- name: timing_loop_bw
- id: variable
- parameters:
- comment: ''
- value: 2 * 3.141592653589793 / 100
- states:
- bus_sink: false
- bus_source: false
- bus_structure: null
- coordinate: [1040, 508.0]
- rotation: 0
- state: true
-- name: analog_random_source_x_0
- id: analog_random_source_x
- parameters:
- affinity: ''
- alias: ''
- comment: ''
- max: '256'
- maxoutbuf: '0'
- min: '0'
- minoutbuf: '0'
- num_samps: '1000'
- repeat: 'True'
- type: byte
- states:
- bus_sink: false
- bus_source: false
- bus_structure: null
- coordinate: [64, 288.0]
- rotation: 0
- state: enabled
-- name: blocks_char_to_float_0
- id: blocks_char_to_float
- parameters:
- affinity: ''
- alias: ''
- comment: ''
- maxoutbuf: '0'
- minoutbuf: '0'
- scale: '1'
- vlen: '1'
- states:
- bus_sink: false
- bus_source: false
- bus_structure: null
- coordinate: [2304, 232.0]
- rotation: 0
- state: true
-- name: blocks_null_sink_0
- id: blocks_null_sink
- parameters:
- affinity: ''
- alias: ''
- bus_structure_sink: '[[0,],]'
- comment: ''
- num_inputs: '1'
- type: float
- vlen: '1'
- states:
- bus_sink: false
- bus_source: false
- bus_structure: null
- coordinate: [2504, 240.0]
- rotation: 0
- state: true
-- name: blocks_throttle_0
- id: blocks_throttle
- parameters:
- affinity: ''
- alias: ''
- comment: ''
- ignoretag: 'True'
- maxoutbuf: '0'
- minoutbuf: '0'
- samples_per_second: samp_rate
- type: complex
- vlen: '1'
- states:
- bus_sink: false
- bus_source: false
- bus_structure: null
- coordinate: [496, 312.0]
- rotation: 0
- state: enabled
-- name: blocks_unpack_k_bits_bb_0
- id: blocks_unpack_k_bits_bb
- parameters:
- affinity: ''
- alias: ''
- comment: ''
- k: '2'
- maxoutbuf: '0'
- minoutbuf: '0'
- states:
- bus_sink: false
- bus_source: false
- bus_structure: null
- coordinate: [2224, 392.0]
- rotation: 0
- state: true
-- name: channels_channel_model_0
- id: channels_channel_model
- parameters:
- affinity: ''
- alias: ''
- block_tags: 'False'
- comment: ''
- epsilon: time_offset
- freq_offset: freq_offset
- maxoutbuf: '0'
- minoutbuf: '0'
- noise_voltage: noise_volt
- seed: '0'
- taps: chn_taps
- states:
- bus_sink: false
- bus_source: false
- bus_structure: null
- coordinate: [672, 272.0]
- rotation: 0
- state: enabled
-- name: digital_cma_equalizer_cc_0
- id: digital_cma_equalizer_cc
- parameters:
- affinity: ''
- alias: ''
- comment: ''
- maxoutbuf: '0'
- minoutbuf: '0'
- modulus: eq_mod
- mu: eq_gain
- num_taps: eq_ntaps
- sps: '2'
- states:
- bus_sink: false
- bus_source: false
- bus_structure: null
- coordinate: [1376, 240.0]
- rotation: 0
- state: true
-- name: digital_constellation_decoder_cb_0
- id: digital_constellation_decoder_cb
- parameters:
- affinity: ''
- alias: ''
- comment: ''
- constellation: qpsk_const
- maxoutbuf: '0'
- minoutbuf: '0'
- states:
- bus_sink: false
- bus_source: false
- bus_structure: null
- coordinate: [2016, 232.0]
- rotation: 0
- state: true
-- name: digital_constellation_modulator_0
- id: digital_constellation_modulator
- parameters:
- affinity: ''
- alias: ''
- comment: ''
- constellation: qpsk_const
- differential: 'True'
- excess_bw: excess_bw
- log: 'False'
- maxoutbuf: '0'
- minoutbuf: '0'
- samples_per_symbol: sps
- truncate: 'False'
- verbose: 'False'
- states:
- bus_sink: false
- bus_source: false
- bus_structure: null
- coordinate: [256, 288.0]
- rotation: 0
- state: enabled
-- name: digital_costas_loop_cc_0
- id: digital_costas_loop_cc
- parameters:
- affinity: ''
- alias: ''
- comment: ''
- maxoutbuf: '0'
- minoutbuf: '0'
- order: '4'
- use_snr: 'False'
- w: phase_bw
- states:
- bus_sink: false
- bus_source: false
- bus_structure: null
- coordinate: [1680, 240.0]
- rotation: 0
- state: true
-- name: digital_diff_decoder_bb_0
- id: digital_diff_decoder_bb
- parameters:
- affinity: ''
- alias: ''
- comment: ''
- maxoutbuf: '0'
- minoutbuf: '0'
- modulus: '4'
- states:
- bus_sink: false
- bus_source: false
- bus_structure: null
- coordinate: [2016, 312.0]
- rotation: 180
- state: true
-- name: digital_map_bb_0
- id: digital_map_bb
- parameters:
- affinity: ''
- alias: ''
- comment: ''
- map: '[0, 1, 3, 2]'
- maxoutbuf: '0'
- minoutbuf: '0'
- states:
- bus_sink: false
- bus_source: false
- bus_structure: null
- coordinate: [2016, 392.0]
- rotation: 0
- state: true
-- name: digital_pfb_clock_sync_xxx_0
- id: digital_pfb_clock_sync_xxx
- parameters:
- affinity: ''
- alias: ''
- comment: ''
- filter_size: nfilts
- init_phase: nfilts/2
- loop_bw: timing_loop_bw
- max_dev: '1.5'
- maxoutbuf: '0'
- minoutbuf: '0'
- osps: '2'
- sps: sps * 1.001
- taps: rrc_taps
- type: ccf
- states:
- bus_sink: false
- bus_source: false
- bus_structure: null
- coordinate: [1040, 264.0]
- rotation: 0
- state: true
-
-connections:
-- [analog_random_source_x_0, '0', digital_constellation_modulator_0, '0']
-- [blocks_char_to_float_0, '0', blocks_null_sink_0, '0']
-- [blocks_throttle_0, '0', channels_channel_model_0, '0']
-- [blocks_unpack_k_bits_bb_0, '0', blocks_char_to_float_0, '0']
-- [channels_channel_model_0, '0', digital_pfb_clock_sync_xxx_0, '0']
-- [digital_cma_equalizer_cc_0, '0', digital_costas_loop_cc_0, '0']
-- [digital_constellation_decoder_cb_0, '0', digital_diff_decoder_bb_0, '0']
-- [digital_constellation_modulator_0, '0', blocks_throttle_0, '0']
-- [digital_costas_loop_cc_0, '0', digital_constellation_decoder_cb_0, '0']
-- [digital_diff_decoder_bb_0, '0', digital_map_bb_0, '0']
-- [digital_map_bb_0, '0', blocks_unpack_k_bits_bb_0, '0']
-- [digital_pfb_clock_sync_xxx_0, '0', digital_cma_equalizer_cc_0, '0']
-
-metadata:
- file_format: 1
diff --git a/simulation/QPSK/qpsk_nogui.py b/simulation/QPSK/qpsk_nogui.py
deleted file mode 100755
index 2b32473..0000000
--- a/simulation/QPSK/qpsk_nogui.py
+++ /dev/null
@@ -1,230 +0,0 @@
-#!/usr/bin/env python3
-# -*- coding: utf-8 -*-
-
-#
-# SPDX-License-Identifier: GPL-3.0
-#
-# GNU Radio Python Flow Graph
-# Title: QPSK with IMGUI
-# Author: Naoki Pross
-# GNU Radio version: 3.8.2.0
-
-from gnuradio import blocks
-import numpy
-from gnuradio import channels
-from gnuradio.filter import firdes
-from gnuradio import digital
-from gnuradio import gr
-import sys
-import signal
-from argparse import ArgumentParser
-from gnuradio.eng_arg import eng_float, intx
-from gnuradio import eng_notation
-
-
-class qpsk_nogui(gr.top_block):
-
- def __init__(self):
- gr.top_block.__init__(self, "QPSK with IMGUI")
-
- ##################################################
- # Variables
- ##################################################
- self.sps = sps = 4
- self.nfilts = nfilts = 32
- self.timing_loop_bw = timing_loop_bw = 2 * 3.141592653589793 / 100
- self.time_offset = time_offset = 1
- self.samp_rate = samp_rate = 32000
- self.rrc_taps = rrc_taps = firdes.root_raised_cosine(nfilts, nfilts, 1.0/float(sps), 0.35, 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],
- 4, 2, 2, 1, 1).base()
- self.phase_bw = phase_bw = 2 * 3.141592653589793 / 100
- self.noise_volt = noise_volt = 100e-6
- self.freq_offset = freq_offset = 0
- self.excess_bw = excess_bw = 350e-3
- self.eq_ntaps = eq_ntaps = 15
- self.eq_mod = eq_mod = 1
- self.eq_gain = eq_gain = .01
- self.chn_taps = chn_taps = [1.0 + 0.0j, ]
-
- ##################################################
- # Blocks
- ##################################################
- self.digital_pfb_clock_sync_xxx_0 = digital.pfb_clock_sync_ccf(sps * 1.001, timing_loop_bw, rrc_taps, nfilts, nfilts/2, 1.5, 2)
- self.digital_map_bb_0 = digital.map_bb([0, 1, 3, 2])
- 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=qpsk_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(qpsk_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,
- frequency_offset=freq_offset,
- epsilon=time_offset,
- taps=chn_taps,
- noise_seed=0,
- block_tags=False)
- self.blocks_unpack_k_bits_bb_0 = blocks.unpack_k_bits_bb(2)
- self.blocks_throttle_0 = blocks.throttle(gr.sizeof_gr_complex*1, samp_rate,True)
- self.blocks_null_sink_0 = blocks.null_sink(gr.sizeof_float*1)
- self.blocks_char_to_float_0 = blocks.char_to_float(1, 1)
- self.analog_random_source_x_0 = blocks.vector_source_b(list(map(int, numpy.random.randint(0, 256, 1000))), True)
-
-
-
- ##################################################
- # Connections
- ##################################################
- self.connect((self.analog_random_source_x_0, 0), (self.digital_constellation_modulator_0, 0))
- self.connect((self.blocks_char_to_float_0, 0), (self.blocks_null_sink_0, 0))
- self.connect((self.blocks_throttle_0, 0), (self.channels_channel_model_0, 0))
- self.connect((self.blocks_unpack_k_bits_bb_0, 0), (self.blocks_char_to_float_0, 0))
- self.connect((self.channels_channel_model_0, 0), (self.digital_pfb_clock_sync_xxx_0, 0))
- self.connect((self.digital_cma_equalizer_cc_0, 0), (self.digital_costas_loop_cc_0, 0))
- self.connect((self.digital_constellation_decoder_cb_0, 0), (self.digital_diff_decoder_bb_0, 0))
- self.connect((self.digital_constellation_modulator_0, 0), (self.blocks_throttle_0, 0))
- self.connect((self.digital_costas_loop_cc_0, 0), (self.digital_constellation_decoder_cb_0, 0))
- self.connect((self.digital_diff_decoder_bb_0, 0), (self.digital_map_bb_0, 0))
- self.connect((self.digital_map_bb_0, 0), (self.blocks_unpack_k_bits_bb_0, 0))
- self.connect((self.digital_pfb_clock_sync_xxx_0, 0), (self.digital_cma_equalizer_cc_0, 0))
-
-
- def get_sps(self):
- return self.sps
-
- def set_sps(self, sps):
- self.sps = sps
- self.set_rrc_taps(firdes.root_raised_cosine(self.nfilts, self.nfilts, 1.0/float(self.sps), 0.35, 45*self.nfilts))
-
- def get_nfilts(self):
- return self.nfilts
-
- def set_nfilts(self, nfilts):
- self.nfilts = nfilts
- self.set_rrc_taps(firdes.root_raised_cosine(self.nfilts, self.nfilts, 1.0/float(self.sps), 0.35, 45*self.nfilts))
-
- def get_timing_loop_bw(self):
- return self.timing_loop_bw
-
- def set_timing_loop_bw(self, timing_loop_bw):
- self.timing_loop_bw = timing_loop_bw
- self.digital_pfb_clock_sync_xxx_0.set_loop_bandwidth(self.timing_loop_bw)
-
- def get_time_offset(self):
- return self.time_offset
-
- def set_time_offset(self, time_offset):
- self.time_offset = time_offset
- self.channels_channel_model_0.set_timing_offset(self.time_offset)
-
- def get_samp_rate(self):
- return self.samp_rate
-
- def set_samp_rate(self, samp_rate):
- self.samp_rate = samp_rate
- self.blocks_throttle_0.set_sample_rate(self.samp_rate)
-
- def get_rrc_taps(self):
- return self.rrc_taps
-
- def set_rrc_taps(self, rrc_taps):
- self.rrc_taps = rrc_taps
- self.digital_pfb_clock_sync_xxx_0.update_taps(self.rrc_taps)
-
- def get_qpsk_const(self):
- return self.qpsk_const
-
- def set_qpsk_const(self, qpsk_const):
- self.qpsk_const = qpsk_const
-
- def get_phase_bw(self):
- return self.phase_bw
-
- def set_phase_bw(self, phase_bw):
- self.phase_bw = phase_bw
- self.digital_costas_loop_cc_0.set_loop_bandwidth(self.phase_bw)
-
- def get_noise_volt(self):
- return self.noise_volt
-
- def set_noise_volt(self, noise_volt):
- self.noise_volt = noise_volt
- self.channels_channel_model_0.set_noise_voltage(self.noise_volt)
-
- def get_freq_offset(self):
- return self.freq_offset
-
- def set_freq_offset(self, freq_offset):
- self.freq_offset = freq_offset
- self.channels_channel_model_0.set_frequency_offset(self.freq_offset)
-
- def get_excess_bw(self):
- return self.excess_bw
-
- def set_excess_bw(self, excess_bw):
- self.excess_bw = excess_bw
-
- def get_eq_ntaps(self):
- return self.eq_ntaps
-
- def set_eq_ntaps(self, eq_ntaps):
- self.eq_ntaps = eq_ntaps
-
- def get_eq_mod(self):
- return self.eq_mod
-
- def set_eq_mod(self, eq_mod):
- self.eq_mod = eq_mod
- self.digital_cma_equalizer_cc_0.set_modulus(self.eq_mod)
-
- def get_eq_gain(self):
- return self.eq_gain
-
- def set_eq_gain(self, eq_gain):
- self.eq_gain = eq_gain
- self.digital_cma_equalizer_cc_0.set_gain(self.eq_gain)
-
- def get_chn_taps(self):
- return self.chn_taps
-
- def set_chn_taps(self, chn_taps):
- self.chn_taps = chn_taps
- self.channels_channel_model_0.set_taps(self.chn_taps)
-
-
-
-
-
-def main(top_block_cls=qpsk_nogui, options=None):
- if gr.enable_realtime_scheduling() != gr.RT_OK:
- print("Error: failed to enable real-time scheduling.")
- tb = top_block_cls()
-
- def sig_handler(sig=None, frame=None):
- tb.stop()
- tb.wait()
-
- sys.exit(0)
-
- signal.signal(signal.SIGINT, sig_handler)
- signal.signal(signal.SIGTERM, sig_handler)
-
- tb.start()
-
- try:
- input('Press Enter to quit: ')
- except EOFError:
- pass
- tb.stop()
- tb.wait()
-
-
-if __name__ == '__main__':
- main()
diff --git a/src/gr-fadingui/grc/fadingui_datasource.block.yml b/src/gr-fadingui/grc/fadingui_datasource.block.yml
index 6c31995..b972433 100644
--- a/src/gr-fadingui/grc/fadingui_datasource.block.yml
+++ b/src/gr-fadingui/grc/fadingui_datasource.block.yml
@@ -16,7 +16,7 @@ parameters:
label: Frame Object
type: raw
- id: fname
- label: List of files
+ label: File
dtype: file_open
# Make one 'inputs' list entry per input and one 'outputs' list entry per output.
diff --git a/src/gr-fadingui/grc/fadingui_phasecorrection.block.yml b/src/gr-fadingui/grc/fadingui_phasecorrection.block.yml
index d70ea2f..7e7e57c 100644
--- a/src/gr-fadingui/grc/fadingui_phasecorrection.block.yml
+++ b/src/gr-fadingui/grc/fadingui_phasecorrection.block.yml
@@ -6,7 +6,11 @@ parameters:
templates:
imports: import fadingui
- make: fadingui.phasecorrection()
+ make: fadingui.phasecorrection(${frame_len})
+
+parameters:
+- id: frame_len
+ type: int
inputs:
- label: in
diff --git a/src/gr-fadingui/python/logger.py b/src/gr-fadingui/python/logger.py
index a189aeb..a101b9e 100644
--- a/src/gr-fadingui/python/logger.py
+++ b/src/gr-fadingui/python/logger.py
@@ -10,5 +10,5 @@ def get_logger(module):
log.addHandler(stdout_handler)
stdout_handler.setFormatter(formatter)
- log.setLevel(logging.DEBUG)
+ log.setLevel(logging.WARNING)
return log
diff --git a/src/gr-fadingui/python/phasecorrection.py b/src/gr-fadingui/python/phasecorrection.py
index 75ca280..cd3fa37 100644
--- a/src/gr-fadingui/python/phasecorrection.py
+++ b/src/gr-fadingui/python/phasecorrection.py
@@ -20,7 +20,7 @@ class phasecorrection(gr.sync_block):
The correlation peak tags are NOT propagated, and instead replaced with a
frame_start tag.
"""
- def __init__(self):
+ def __init__(self, frame_len):
gr.sync_block.__init__(
self,
name='Phase and Frequency Correction',
@@ -31,6 +31,9 @@ class phasecorrection(gr.sync_block):
# tags should not be propagated, we then output our own tags
self.set_tag_propagation_policy(gr.TPP_DONT)
+ # save frame length
+ self.frame_len = frame_len
+
# because we do block processing, we need to keep track of the last tag
# of the previous block to correct the first values of the next block
self.last = None
@@ -54,6 +57,9 @@ class phasecorrection(gr.sync_block):
# compute number of samples between tags
nsamples = end.offset - start.offset
+ # debugging, see last lines of self.work()
+ self.lastnsamples = nsamples
+
# unpack pmt values into start and end phase
sphase = pmt.to_python(start.value)
ephase = pmt.to_python(end.value)
@@ -75,6 +81,7 @@ class phasecorrection(gr.sync_block):
def work(self, input_items, output_items):
counter = self.nitems_written(0)
+ log.debug(f"Counter is at {counter} (nitems_written)")
# nicer aliases
inp = input_items[0]
@@ -82,7 +89,8 @@ class phasecorrection(gr.sync_block):
# read phase tags
is_phase = lambda tag: pmt.to_python(tag.key) == "phase_est"
- tags = list(filter(is_phase, self.get_tags_in_window(0, 0, len(inp))))
+ tags = list(filter(is_phase, self.get_tags_in_range( \
+ 0, counter, counter + len(inp))))
if not tags:
log.warning(f"There were no tags in {len(inp)} samples!")
@@ -113,11 +121,11 @@ class phasecorrection(gr.sync_block):
if self.last and nfront else np.zeros(nfront)
# debugging
- if self.lastnback + self.nfront != self.lastnsamples:
- log.warn("Something went wrong during block processing!\n" \
+ if self.lastnback + nfront != self.lastnsamples:
+ log.warn("Something went wrong during block processing! " \
f"Last block finished with nback = {self.lastnback} samples, " \
- f"current block starts with nstart = {self.nstart}, but their sum" \
- f"is not {self.latnsamples} = size of last chunk")
+ f"current block starts with nfront = {nfront}, but their sum " \
+ f"is not {self.lastnsamples} = size of last chunk")
self.lastnback = nback
# compute correction
@@ -125,13 +133,17 @@ class phasecorrection(gr.sync_block):
length = len(correction)
# write outputs
- out[:length] = inp[:length] * correction
+ out[:] = inp * correction
# save last tag for next call
self.last = tags[-1]
- # add tags
- for tag in tags:
- self.add_item_tag(0, tag.offset, pmt.intern("frame_start"), pmt.PMT_T)
+ # add frame_start tags
+ is_start = lambda tag: pmt.to_python(tag.key) == "corr_start"
+ start_tags = list(filter(is_start, \
+ self.get_tags_in_range(0, counter, counter + len(inp))))
+ for tag in start_tags:
+ self.add_item_tag(0, tag.offset +1, pmt.intern("frame_start"), \
+ pmt.from_long(self.frame_len))
- return len(out) \ No newline at end of file
+ return len(out)