diff options
Diffstat (limited to 'flowgraphs')
| -rw-r--r-- | flowgraphs/qam_sim.grc | 4 | ||||
| -rwxr-xr-x | flowgraphs/qam_sim.py | 8 | ||||
| -rw-r--r-- | flowgraphs/qpsk_sim.grc | 24 | ||||
| -rwxr-xr-x | flowgraphs/qpsk_sim.py | 179 |
4 files changed, 35 insertions, 180 deletions
diff --git a/flowgraphs/qam_sim.grc b/flowgraphs/qam_sim.grc index c5f407b..b7aee4b 100644 --- a/flowgraphs/qam_sim.grc +++ b/flowgraphs/qam_sim.grc @@ -385,7 +385,7 @@ blocks: bus_structure: null coordinate: [600, 572.0] rotation: 0 - state: disabled + state: enabled - name: digital_constellation_decoder_cb_0 id: digital_constellation_decoder_cb parameters: @@ -534,7 +534,7 @@ blocks: bus_structure: null coordinate: [648, 740.0] rotation: 0 - state: enabled + state: disabled - name: fadingui_netsink_0 id: fadingui_netsink parameters: diff --git a/flowgraphs/qam_sim.py b/flowgraphs/qam_sim.py index 9f22572..b450f74 100755 --- a/flowgraphs/qam_sim.py +++ b/flowgraphs/qam_sim.py @@ -178,7 +178,6 @@ class qam_sim(gr.top_block, Qt.QWidget): 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_lms_dd_equalizer_cc_0 = digital.lms_dd_equalizer_cc(2, 5e-3, 1, qam_const) @@ -192,6 +191,7 @@ class qam_sim(gr.top_block, Qt.QWidget): verbose=False, log=False) self.digital_constellation_decoder_cb_0 = digital.constellation_decoder_cb(qam_const) + self.channels_selective_fading_model_0 = channels.selective_fading_model( 8, ((4*carrier_freq)/(3*10e8))/samp_rate, False, 4.0, 21, (0,1.8), (1,0.12), 8 ) self.channels_channel_model_0 = channels.channel_model( noise_voltage=100e-3, frequency_offset=0, @@ -223,7 +223,8 @@ class qam_sim(gr.top_block, Qt.QWidget): 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.channels_channel_model_0, 0), (self.channels_selective_fading_model_0, 0)) + self.connect((self.channels_selective_fading_model_0, 0), (self.digital_pfb_clock_sync_xxx_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)) @@ -232,7 +233,6 @@ class qam_sim(gr.top_block, Qt.QWidget): self.connect((self.digital_lms_dd_equalizer_cc_0, 0), (self.qtgui_const_sink_x_0, 1)) self.connect((self.digital_pfb_clock_sync_xxx_0, 0), (self.digital_lms_dd_equalizer_cc_0, 0)) self.connect((self.digital_pfb_clock_sync_xxx_0, 0), (self.qtgui_const_sink_x_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, 2)) @@ -278,6 +278,7 @@ class qam_sim(gr.top_block, Qt.QWidget): def set_samp_rate(self, samp_rate): self.samp_rate = samp_rate self.blocks_throttle_0.set_sample_rate(self.samp_rate) + self.channels_selective_fading_model_0.set_fDTs(((4*self.carrier_freq)/(3*10e8))/self.samp_rate) self.qtgui_time_sink_x_0.set_samp_rate(self.samp_rate / self.sps) def get_rrc_taps(self): @@ -304,6 +305,7 @@ class qam_sim(gr.top_block, Qt.QWidget): def set_carrier_freq(self, carrier_freq): self.carrier_freq = carrier_freq + self.channels_selective_fading_model_0.set_fDTs(((4*self.carrier_freq)/(3*10e8))/self.samp_rate) def get_access_code_symbols(self): return self.access_code_symbols diff --git a/flowgraphs/qpsk_sim.grc b/flowgraphs/qpsk_sim.grc index b2ad25e..efd8999 100644 --- a/flowgraphs/qpsk_sim.grc +++ b/flowgraphs/qpsk_sim.grc @@ -8,7 +8,7 @@ options: description: '' gen_cmake: 'On' gen_linking: dynamic - generate_options: qt_gui + generate_options: no_gui hier_block_src_path: '.:' id: qpsk_sim max_nouts: '0' @@ -210,7 +210,7 @@ blocks: bus_structure: null coordinate: [1064, 1080.0] rotation: 0 - state: true + state: disabled - name: blocks_repack_bits_bb_0 id: blocks_repack_bits_bb parameters: @@ -522,7 +522,7 @@ blocks: - name: fadingui_netsink_0 id: fadingui_netsink parameters: - address: udp://localhost:31415 + address: udp://localhost:31416 affinity: '' alias: '' comment: '' @@ -534,11 +534,11 @@ blocks: bus_structure: null coordinate: [704, 316.0] rotation: 0 - state: disabled + state: enabled - name: fadingui_netsink_1 id: fadingui_netsink parameters: - address: udp://localhost:31415 + address: udp://localhost:31418 affinity: '' alias: '' comment: '' @@ -550,11 +550,11 @@ blocks: bus_structure: null coordinate: [768, 916.0] rotation: 0 - state: disabled + state: enabled - name: fadingui_netsink_3 id: fadingui_netsink parameters: - address: udp://localhost:31415 + address: udp://localhost:31419 affinity: '' alias: '' comment: '' @@ -566,11 +566,11 @@ blocks: bus_structure: null coordinate: [1280, 916.0] rotation: 0 - state: disabled + state: enabled - name: fadingui_netsink_4 id: fadingui_netsink parameters: - address: udp://localhost:31415 + address: udp://localhost:31417 affinity: '' alias: '' comment: '' @@ -582,7 +582,7 @@ blocks: bus_structure: null coordinate: [528, 916.0] rotation: 0 - state: disabled + state: enabled - name: fadingui_phasecorrection_0 id: fadingui_phasecorrection parameters: @@ -703,7 +703,7 @@ blocks: bus_structure: null coordinate: [1240, 828.0] rotation: 0 - state: true + state: disabled - name: qtgui_time_sink_x_0 id: qtgui_time_sink_x parameters: @@ -800,7 +800,7 @@ blocks: bus_structure: null coordinate: [1248, 1060.0] rotation: 0 - state: true + state: disabled - name: virtual_sink_0 id: virtual_sink parameters: diff --git a/flowgraphs/qpsk_sim.py b/flowgraphs/qpsk_sim.py index 52129ad..f2d1a26 100755 --- a/flowgraphs/qpsk_sim.py +++ b/flowgraphs/qpsk_sim.py @@ -9,25 +9,10 @@ # 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.filter import firdes from gnuradio import digital from gnuradio import gr import sys @@ -38,40 +23,11 @@ from gnuradio import eng_notation import fadingui import numpy as np -from gnuradio import qtgui -class qpsk_sim(gr.top_block, Qt.QWidget): +class qpsk_sim(gr.top_block): 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 @@ -90,94 +46,11 @@ class qpsk_sim(gr.top_block, Qt.QWidget): ################################################## # 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_netsink_4 = fadingui.netsink(address='udp://localhost:31417', dtype="complex", vlen=1) + self.fadingui_netsink_3 = fadingui.netsink(address='udp://localhost:31419', dtype="complex", vlen=1) + self.fadingui_netsink_1 = fadingui.netsink(address='udp://localhost:31418', dtype="complex", vlen=1) + self.fadingui_netsink_0 = fadingui.netsink(address='udp://localhost:31416', dtype="complex", vlen=1) 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,address='udp://localhost:31415') self.digital_pfb_clock_sync_xxx_0 = digital.pfb_clock_sync_ccf(sps, 2 * np.pi / 100, rrc_taps, 32, 16, 1.5, 1) @@ -205,7 +78,6 @@ class qpsk_sim(gr.top_block, Qt.QWidget): 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) @@ -214,7 +86,6 @@ class qpsk_sim(gr.top_block, Qt.QWidget): # 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)) @@ -223,21 +94,18 @@ class qpsk_sim(gr.top_block, Qt.QWidget): 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_cma_equalizer_cc_0, 0), (self.fadingui_netsink_1, 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_constellation_modulator_0, 0), (self.fadingui_netsink_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.digital_pfb_clock_sync_xxx_0, 0), (self.fadingui_netsink_4, 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)) + self.connect((self.fadingui_phasecorrection_0, 0), (self.fadingui_netsink_3, 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 @@ -252,7 +120,6 @@ class qpsk_sim(gr.top_block, Qt.QWidget): 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 @@ -274,7 +141,6 @@ class qpsk_sim(gr.top_block, Qt.QWidget): def set_samp_rate(self, samp_rate): self.samp_rate = samp_rate self.blocks_throttle_0.set_sample_rate(self.samp_rate) - self.qtgui_time_sink_x_0.set_samp_rate(self.samp_rate / self.sps) def get_rrc_taps(self): return self.rrc_taps @@ -315,34 +181,21 @@ class qpsk_sim(gr.top_block, Qt.QWidget): 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() + tb.stop() + tb.wait() + + sys.exit(0) signal.signal(signal.SIGINT, sig_handler) signal.signal(signal.SIGTERM, sig_handler) - timer = Qt.QTimer() - timer.start(500) - timer.timeout.connect(lambda: None) + tb.start() - def quitting(): - tb.stop() - tb.wait() + tb.wait() - qapp.aboutToQuit.connect(quitting) - qapp.exec_() if __name__ == '__main__': main() |