diff options
| -rw-r--r-- | hardware/QAM/QPSK_Hardware.png | bin | 0 -> 83957 bytes | |||
| -rw-r--r-- | hardware/QAM/qam.grc | 4 | ||||
| -rwxr-xr-x | hardware/QAM/qam.py | 1000 | ||||
| -rw-r--r-- | simulation/QAM/QAM16_Simulation.png | bin | 0 -> 75755 bytes | |||
| -rw-r--r-- | simulation/QAM/qam.grc | 6 | ||||
| -rwxr-xr-x | simulation/QAM/qam.py | 6 | ||||
| -rw-r--r-- | simulation/QAM_Fading/BPSK_2021-11-10_15-49-16.png | bin | 0 -> 89114 bytes | |||
| -rw-r--r-- | simulation/QAM_Fading/qam_fading.grc | 2 | ||||
| -rwxr-xr-x | simulation/QAM_Fading/qam_fading.py | 11 |
9 files changed, 1015 insertions, 14 deletions
diff --git a/hardware/QAM/QPSK_Hardware.png b/hardware/QAM/QPSK_Hardware.png Binary files differnew file mode 100644 index 0000000..062d95e --- /dev/null +++ b/hardware/QAM/QPSK_Hardware.png diff --git a/hardware/QAM/qam.grc b/hardware/QAM/qam.grc index f46db9a..4c53ba6 100644 --- a/hardware/QAM/qam.grc +++ b/hardware/QAM/qam.grc @@ -42,7 +42,7 @@ blocks: rot_sym: '4' soft_dec_lut: None sym_map: '[0, 1, 3, 2]' - type: 16qam + type: bpsk states: bus_sink: false bus_source: false @@ -213,7 +213,7 @@ blocks: alias: '' begin_tag: pmt.PMT_NIL comment: '' - file: /home/god/Documents/Fading/hardware/QPSK/lena512color.tiff + file: /home/sara/Documents/Fading/hardware/QPSK/lena512color.tiff length: '0' maxoutbuf: '0' minoutbuf: '0' diff --git a/hardware/QAM/qam.py b/hardware/QAM/qam.py new file mode 100755 index 0000000..b8f0e3a --- /dev/null +++ b/hardware/QAM/qam.py @@ -0,0 +1,1000 @@ +#!/usr/bin/env python3 +# -*- coding: utf-8 -*- + +# +# SPDX-License-Identifier: GPL-3.0 +# +# GNU Radio Python Flow Graph +# Title: QAM Hardware Simultion +# Author: Pross Naoki, Halter Sara Cinzia +# 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 pmt +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 +from gnuradio import uhd +import time +from gnuradio.qtgui import Range, RangeWidget + +from gnuradio import qtgui + +class qam(gr.top_block, Qt.QWidget): + + def __init__(self): + gr.top_block.__init__(self, "QAM Hardware Simultion") + Qt.QWidget.__init__(self) + self.setWindowTitle("QAM Hardware Simultion") + 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", "qam") + + 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.excess_bw = excess_bw = .35 + self.timing_loop_bw = timing_loop_bw = 2 * 3.141592653589793 / 100 + self.samp_rate = samp_rate = .4e6 + self.rrc_taps = rrc_taps = firdes.root_raised_cosine(nfilts, nfilts, 1.0/float(sps), excess_bw, 45*nfilts) + self.phase_bw = phase_bw = 2 * 3.141592653589793 / 100 + self.eq_ntaps = eq_ntaps = 15 + self.eq_mod = eq_mod = 2 + self.eq_gain = eq_gain = .01 + self.const = const = digital.constellation_bpsk().base() + + ################################################## + # 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_grid_layout.addWidget(self.params) + 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.plots_widget_3 = Qt.QWidget() + self.plots_layout_3 = Qt.QBoxLayout(Qt.QBoxLayout.TopToBottom, self.plots_widget_3) + self.plots_grid_layout_3 = Qt.QGridLayout() + self.plots_layout_3.addLayout(self.plots_grid_layout_3) + self.plots.addTab(self.plots_widget_3, 'Bits') + self.top_grid_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) + 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._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) + 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.uhd_usrp_source_0 = uhd.usrp_source( + ",".join(("serial=309AF6A ", "")), + uhd.stream_args( + cpu_format="fc32", + args='', + channels=list(range(0,1)), + ), + ) + self.uhd_usrp_source_0.set_clock_source('external', 0) + self.uhd_usrp_source_0.set_center_freq(2.4e9, 0) + self.uhd_usrp_source_0.set_rx_agc(False, 0) + self.uhd_usrp_source_0.set_normalized_gain(0.6, 0) + self.uhd_usrp_source_0.set_antenna('RX2', 0) + self.uhd_usrp_source_0.set_samp_rate(samp_rate) + self.uhd_usrp_source_0.set_time_unknown_pps(uhd.time_spec()) + self.uhd_usrp_sink_0 = uhd.usrp_sink( + ",".join(("serial=309AF59 ", "")), + uhd.stream_args( + cpu_format="fc32", + args='', + channels=list(range(0,1)), + ), + '', + ) + self.uhd_usrp_sink_0.set_clock_source('external', 0) + self.uhd_usrp_sink_0.set_center_freq(2.4e9, 0) + self.uhd_usrp_sink_0.set_normalized_gain(0.35, 0) + self.uhd_usrp_sink_0.set_antenna('TX/RX', 0) + self.uhd_usrp_sink_0.set_samp_rate(samp_rate) + self.uhd_usrp_sink_0.set_time_unknown_pps(uhd.time_spec()) + self.qtgui_time_sink_x_2_0_0 = qtgui.time_sink_c( + 1024, #size + samp_rate, #samp_rate + "Received (RX)", #name + 1 #number of inputs + ) + self.qtgui_time_sink_x_2_0_0.set_update_time(0.10) + self.qtgui_time_sink_x_2_0_0.set_y_axis(-1, 1) + + self.qtgui_time_sink_x_2_0_0.set_y_label('Amplitude', "") + + self.qtgui_time_sink_x_2_0_0.enable_tags(False) + self.qtgui_time_sink_x_2_0_0.set_trigger_mode(qtgui.TRIG_MODE_FREE, qtgui.TRIG_SLOPE_POS, 0.0, 0, 0, "") + self.qtgui_time_sink_x_2_0_0.enable_autoscale(True) + self.qtgui_time_sink_x_2_0_0.enable_grid(False) + self.qtgui_time_sink_x_2_0_0.enable_axis_labels(True) + self.qtgui_time_sink_x_2_0_0.enable_control_panel(False) + self.qtgui_time_sink_x_2_0_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: + if (i % 2 == 0): + self.qtgui_time_sink_x_2_0_0.set_line_label(i, "Re{{Data {0}}}".format(i/2)) + else: + self.qtgui_time_sink_x_2_0_0.set_line_label(i, "Im{{Data {0}}}".format(i/2)) + else: + self.qtgui_time_sink_x_2_0_0.set_line_label(i, labels[i]) + self.qtgui_time_sink_x_2_0_0.set_line_width(i, widths[i]) + self.qtgui_time_sink_x_2_0_0.set_line_color(i, colors[i]) + self.qtgui_time_sink_x_2_0_0.set_line_style(i, styles[i]) + self.qtgui_time_sink_x_2_0_0.set_line_marker(i, markers[i]) + self.qtgui_time_sink_x_2_0_0.set_line_alpha(i, alphas[i]) + + self._qtgui_time_sink_x_2_0_0_win = sip.wrapinstance(self.qtgui_time_sink_x_2_0_0.pyqwidget(), Qt.QWidget) + self.plots_grid_layout_2.addWidget(self._qtgui_time_sink_x_2_0_0_win, 1, 0, 1, 1) + for r in range(1, 2): + self.plots_grid_layout_2.setRowStretch(r, 1) + for c in range(0, 1): + self.plots_grid_layout_2.setColumnStretch(c, 1) + self.qtgui_time_sink_x_2 = qtgui.time_sink_c( + 1024, #size + samp_rate, #samp_rate + "Modulated (TX)", #name + 1 #number of inputs + ) + self.qtgui_time_sink_x_2.set_update_time(0.10) + self.qtgui_time_sink_x_2.set_y_axis(-1, 1) + + self.qtgui_time_sink_x_2.set_y_label('Amplitude', "") + + self.qtgui_time_sink_x_2.enable_tags(False) + self.qtgui_time_sink_x_2.set_trigger_mode(qtgui.TRIG_MODE_FREE, qtgui.TRIG_SLOPE_POS, 0.0, 0, 0, "") + self.qtgui_time_sink_x_2.enable_autoscale(True) + self.qtgui_time_sink_x_2.enable_grid(False) + self.qtgui_time_sink_x_2.enable_axis_labels(True) + self.qtgui_time_sink_x_2.enable_control_panel(False) + self.qtgui_time_sink_x_2.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: + if (i % 2 == 0): + self.qtgui_time_sink_x_2.set_line_label(i, "Re{{Data {0}}}".format(i/2)) + else: + self.qtgui_time_sink_x_2.set_line_label(i, "Im{{Data {0}}}".format(i/2)) + else: + self.qtgui_time_sink_x_2.set_line_label(i, labels[i]) + self.qtgui_time_sink_x_2.set_line_width(i, widths[i]) + self.qtgui_time_sink_x_2.set_line_color(i, colors[i]) + self.qtgui_time_sink_x_2.set_line_style(i, styles[i]) + self.qtgui_time_sink_x_2.set_line_marker(i, markers[i]) + self.qtgui_time_sink_x_2.set_line_alpha(i, alphas[i]) + + self._qtgui_time_sink_x_2_win = sip.wrapinstance(self.qtgui_time_sink_x_2.pyqwidget(), Qt.QWidget) + self.plots_grid_layout_2.addWidget(self._qtgui_time_sink_x_2_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_1_0_1_0 = qtgui.freq_sink_c( + 1024, #size + firdes.WIN_BLACKMAN_hARRIS, #wintype + 0, #fc + samp_rate, #bw + "Locked", #name + 1 + ) + self.qtgui_freq_sink_x_1_0_1_0.set_update_time(0.10) + self.qtgui_freq_sink_x_1_0_1_0.set_y_axis(-140, 10) + self.qtgui_freq_sink_x_1_0_1_0.set_y_label('Relative Gain', 'dB') + self.qtgui_freq_sink_x_1_0_1_0.set_trigger_mode(qtgui.TRIG_MODE_FREE, 0.0, 0, "") + self.qtgui_freq_sink_x_1_0_1_0.enable_autoscale(False) + self.qtgui_freq_sink_x_1_0_1_0.enable_grid(False) + self.qtgui_freq_sink_x_1_0_1_0.set_fft_average(1.0) + self.qtgui_freq_sink_x_1_0_1_0.enable_axis_labels(True) + self.qtgui_freq_sink_x_1_0_1_0.enable_control_panel(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_1_0_1_0.set_line_label(i, "Data {0}".format(i)) + else: + self.qtgui_freq_sink_x_1_0_1_0.set_line_label(i, labels[i]) + self.qtgui_freq_sink_x_1_0_1_0.set_line_width(i, widths[i]) + self.qtgui_freq_sink_x_1_0_1_0.set_line_color(i, colors[i]) + self.qtgui_freq_sink_x_1_0_1_0.set_line_alpha(i, alphas[i]) + + self._qtgui_freq_sink_x_1_0_1_0_win = sip.wrapinstance(self.qtgui_freq_sink_x_1_0_1_0.pyqwidget(), Qt.QWidget) + self.plots_grid_layout_1.addWidget(self._qtgui_freq_sink_x_1_0_1_0_win, 1, 2, 1, 1) + for r in range(1, 2): + self.plots_grid_layout_1.setRowStretch(r, 1) + for c in range(2, 3): + self.plots_grid_layout_1.setColumnStretch(c, 1) + self.qtgui_freq_sink_x_1_0_1 = qtgui.freq_sink_c( + 1024, #size + firdes.WIN_BLACKMAN_hARRIS, #wintype + 0, #fc + samp_rate, #bw + "Equalized", #name + 1 + ) + self.qtgui_freq_sink_x_1_0_1.set_update_time(0.10) + self.qtgui_freq_sink_x_1_0_1.set_y_axis(-140, 10) + self.qtgui_freq_sink_x_1_0_1.set_y_label('Relative Gain', 'dB') + self.qtgui_freq_sink_x_1_0_1.set_trigger_mode(qtgui.TRIG_MODE_FREE, 0.0, 0, "") + self.qtgui_freq_sink_x_1_0_1.enable_autoscale(False) + self.qtgui_freq_sink_x_1_0_1.enable_grid(False) + self.qtgui_freq_sink_x_1_0_1.set_fft_average(1.0) + self.qtgui_freq_sink_x_1_0_1.enable_axis_labels(True) + self.qtgui_freq_sink_x_1_0_1.enable_control_panel(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_1_0_1.set_line_label(i, "Data {0}".format(i)) + else: + self.qtgui_freq_sink_x_1_0_1.set_line_label(i, labels[i]) + self.qtgui_freq_sink_x_1_0_1.set_line_width(i, widths[i]) + self.qtgui_freq_sink_x_1_0_1.set_line_color(i, colors[i]) + self.qtgui_freq_sink_x_1_0_1.set_line_alpha(i, alphas[i]) + + self._qtgui_freq_sink_x_1_0_1_win = sip.wrapinstance(self.qtgui_freq_sink_x_1_0_1.pyqwidget(), Qt.QWidget) + self.plots_grid_layout_1.addWidget(self._qtgui_freq_sink_x_1_0_1_win, 1, 1, 1, 1) + for r in range(1, 2): + self.plots_grid_layout_1.setRowStretch(r, 1) + for c in range(1, 2): + self.plots_grid_layout_1.setColumnStretch(c, 1) + self.qtgui_freq_sink_x_1_0_0 = qtgui.freq_sink_c( + 1024, #size + firdes.WIN_BLACKMAN_hARRIS, #wintype + 0, #fc + samp_rate, #bw + "Received", #name + 1 + ) + self.qtgui_freq_sink_x_1_0_0.set_update_time(0.10) + self.qtgui_freq_sink_x_1_0_0.set_y_axis(-140, 10) + self.qtgui_freq_sink_x_1_0_0.set_y_label('Relative Gain', 'dB') + self.qtgui_freq_sink_x_1_0_0.set_trigger_mode(qtgui.TRIG_MODE_FREE, 0.0, 0, "") + self.qtgui_freq_sink_x_1_0_0.enable_autoscale(False) + self.qtgui_freq_sink_x_1_0_0.enable_grid(False) + self.qtgui_freq_sink_x_1_0_0.set_fft_average(1.0) + self.qtgui_freq_sink_x_1_0_0.enable_axis_labels(True) + self.qtgui_freq_sink_x_1_0_0.enable_control_panel(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_1_0_0.set_line_label(i, "Data {0}".format(i)) + else: + self.qtgui_freq_sink_x_1_0_0.set_line_label(i, labels[i]) + self.qtgui_freq_sink_x_1_0_0.set_line_width(i, widths[i]) + self.qtgui_freq_sink_x_1_0_0.set_line_color(i, colors[i]) + self.qtgui_freq_sink_x_1_0_0.set_line_alpha(i, alphas[i]) + + self._qtgui_freq_sink_x_1_0_0_win = sip.wrapinstance(self.qtgui_freq_sink_x_1_0_0.pyqwidget(), Qt.QWidget) + self.plots_grid_layout_1.addWidget(self._qtgui_freq_sink_x_1_0_0_win, 0, 1, 1, 1) + for r in range(0, 1): + self.plots_grid_layout_1.setRowStretch(r, 1) + for c in range(1, 2): + self.plots_grid_layout_1.setColumnStretch(c, 1) + self.qtgui_freq_sink_x_1_0 = qtgui.freq_sink_c( + 1024, #size + firdes.WIN_BLACKMAN_hARRIS, #wintype + 0, #fc + samp_rate, #bw + "Synchronized and filtered", #name + 1 + ) + self.qtgui_freq_sink_x_1_0.set_update_time(0.10) + self.qtgui_freq_sink_x_1_0.set_y_axis(-140, 10) + self.qtgui_freq_sink_x_1_0.set_y_label('Relative Gain', 'dB') + self.qtgui_freq_sink_x_1_0.set_trigger_mode(qtgui.TRIG_MODE_FREE, 0.0, 0, "") + self.qtgui_freq_sink_x_1_0.enable_autoscale(False) + self.qtgui_freq_sink_x_1_0.enable_grid(False) + self.qtgui_freq_sink_x_1_0.set_fft_average(1.0) + self.qtgui_freq_sink_x_1_0.enable_axis_labels(True) + self.qtgui_freq_sink_x_1_0.enable_control_panel(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_1_0.set_line_label(i, "Data {0}".format(i)) + else: + self.qtgui_freq_sink_x_1_0.set_line_label(i, labels[i]) + self.qtgui_freq_sink_x_1_0.set_line_width(i, widths[i]) + self.qtgui_freq_sink_x_1_0.set_line_color(i, colors[i]) + self.qtgui_freq_sink_x_1_0.set_line_alpha(i, alphas[i]) + + self._qtgui_freq_sink_x_1_0_win = sip.wrapinstance(self.qtgui_freq_sink_x_1_0.pyqwidget(), Qt.QWidget) + self.plots_grid_layout_1.addWidget(self._qtgui_freq_sink_x_1_0_win, 0, 2, 1, 1) + for r in range(0, 1): + self.plots_grid_layout_1.setRowStretch(r, 1) + for c in range(2, 3): + self.plots_grid_layout_1.setColumnStretch(c, 1) + self.qtgui_freq_sink_x_1 = qtgui.freq_sink_c( + 1024, #size + firdes.WIN_BLACKMAN_hARRIS, #wintype + 0, #fc + samp_rate, #bw + "Modulated (TX)", #name + 1 + ) + self.qtgui_freq_sink_x_1.set_update_time(0.10) + self.qtgui_freq_sink_x_1.set_y_axis(-140, 10) + self.qtgui_freq_sink_x_1.set_y_label('Relative Gain', 'dB') + self.qtgui_freq_sink_x_1.set_trigger_mode(qtgui.TRIG_MODE_FREE, 0.0, 0, "") + self.qtgui_freq_sink_x_1.enable_autoscale(False) + self.qtgui_freq_sink_x_1.enable_grid(False) + self.qtgui_freq_sink_x_1.set_fft_average(1.0) + self.qtgui_freq_sink_x_1.enable_axis_labels(True) + self.qtgui_freq_sink_x_1.enable_control_panel(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_1.set_line_label(i, "Data {0}".format(i)) + else: + self.qtgui_freq_sink_x_1.set_line_label(i, labels[i]) + self.qtgui_freq_sink_x_1.set_line_width(i, widths[i]) + self.qtgui_freq_sink_x_1.set_line_color(i, colors[i]) + self.qtgui_freq_sink_x_1.set_line_alpha(i, alphas[i]) + + self._qtgui_freq_sink_x_1_win = sip.wrapinstance(self.qtgui_freq_sink_x_1.pyqwidget(), Qt.QWidget) + self.plots_grid_layout_1.addWidget(self._qtgui_freq_sink_x_1_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_eye_sink_x_1 = qtgui.eye_sink_c( + 1024, #size + samp_rate, #samp_rate + "", #name + 1 #number of inputs + ) + self.qtgui_eye_sink_x_1.set_update_time(0.10) + self.qtgui_eye_sink_x_1.set_samp_per_symbol(sps) + self.qtgui_eye_sink_x_1.set_y_axis(-1, 1) + + self.qtgui_eye_sink_x_1.set_y_label('Amplitude', "") + + self.qtgui_eye_sink_x_1.enable_tags(True) + self.qtgui_eye_sink_x_1.set_trigger_mode(qtgui.TRIG_MODE_FREE, qtgui.TRIG_SLOPE_POS, 0.0, 0, 0, "") + self.qtgui_eye_sink_x_1.enable_autoscale(False) + self.qtgui_eye_sink_x_1.enable_grid(False) + self.qtgui_eye_sink_x_1.enable_axis_labels(True) + self.qtgui_eye_sink_x_1.enable_control_panel(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', 'blue', 'blue', 'blue', 'blue', + 'blue', 'blue', 'blue', 'blue', '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: + if (i % 2 == 0): + self.qtgui_eye_sink_x_1.set_line_label(i, "Eye [Re{{Data {0}}}]".format(round(i/2))) + else: + self.qtgui_eye_sink_x_1.set_line_label(i, "Eye [Im{{Data {0}}}]".format(round((i-1)/2))) + else: + self.qtgui_eye_sink_x_1.set_line_label(i, labels[i]) + self.qtgui_eye_sink_x_1.set_line_width(i, widths[i]) + self.qtgui_eye_sink_x_1.set_line_color(i, colors[i]) + self.qtgui_eye_sink_x_1.set_line_style(i, styles[i]) + self.qtgui_eye_sink_x_1.set_line_marker(i, markers[i]) + self.qtgui_eye_sink_x_1.set_line_alpha(i, alphas[i]) + + self._qtgui_eye_sink_x_1_win = sip.wrapinstance(self.qtgui_eye_sink_x_1.pyqwidget(), Qt.QWidget) + self.plots_grid_layout_3.addWidget(self._qtgui_eye_sink_x_1_win, 1, 0, 1, 1) + for r in range(1, 2): + self.plots_grid_layout_3.setRowStretch(r, 1) + for c in range(0, 1): + self.plots_grid_layout_3.setColumnStretch(c, 1) + self.qtgui_eye_sink_x_0 = qtgui.eye_sink_c( + 1024, #size + samp_rate, #samp_rate + "", #name + 1 #number of inputs + ) + self.qtgui_eye_sink_x_0.set_update_time(0.10) + self.qtgui_eye_sink_x_0.set_samp_per_symbol(sps) + self.qtgui_eye_sink_x_0.set_y_axis(-1, 1) + + self.qtgui_eye_sink_x_0.set_y_label('Amplitude', "") + + self.qtgui_eye_sink_x_0.enable_tags(True) + self.qtgui_eye_sink_x_0.set_trigger_mode(qtgui.TRIG_MODE_FREE, qtgui.TRIG_SLOPE_POS, 0.0, 0, 0, "") + self.qtgui_eye_sink_x_0.enable_autoscale(False) + self.qtgui_eye_sink_x_0.enable_grid(False) + self.qtgui_eye_sink_x_0.enable_axis_labels(True) + self.qtgui_eye_sink_x_0.enable_control_panel(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', 'blue', 'blue', 'blue', 'blue', + 'blue', 'blue', 'blue', 'blue', '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: + if (i % 2 == 0): + self.qtgui_eye_sink_x_0.set_line_label(i, "Eye [Re{{Data {0}}}]".format(round(i/2))) + else: + self.qtgui_eye_sink_x_0.set_line_label(i, "Eye [Im{{Data {0}}}]".format(round((i-1)/2))) + else: + self.qtgui_eye_sink_x_0.set_line_label(i, labels[i]) + self.qtgui_eye_sink_x_0.set_line_width(i, widths[i]) + self.qtgui_eye_sink_x_0.set_line_color(i, colors[i]) + self.qtgui_eye_sink_x_0.set_line_style(i, styles[i]) + self.qtgui_eye_sink_x_0.set_line_marker(i, markers[i]) + self.qtgui_eye_sink_x_0.set_line_alpha(i, alphas[i]) + + self._qtgui_eye_sink_x_0_win = sip.wrapinstance(self.qtgui_eye_sink_x_0.pyqwidget(), Qt.QWidget) + self.top_grid_layout.addWidget(self._qtgui_eye_sink_x_0_win) + self.qtgui_const_sink_x_2 = qtgui.const_sink_c( + 1024, #size + "Locked", #name + 1 #number of inputs + ) + 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, 2, 1, 1) + for r in range(1, 2): + self.plots_grid_layout_0.setRowStretch(r, 1) + for c in range(2, 3): + self.plots_grid_layout_0.setColumnStretch(c, 1) + self.qtgui_const_sink_x_1_0 = qtgui.const_sink_c( + 1024, #size + "Equalized", #name + 1 #number of inputs + ) + self.qtgui_const_sink_x_1_0.set_update_time(0.10) + self.qtgui_const_sink_x_1_0.set_y_axis(-2, 2) + self.qtgui_const_sink_x_1_0.set_x_axis(-2, 2) + self.qtgui_const_sink_x_1_0.set_trigger_mode(qtgui.TRIG_MODE_FREE, qtgui.TRIG_SLOPE_POS, 0.0, 0, "") + self.qtgui_const_sink_x_1_0.enable_autoscale(False) + self.qtgui_const_sink_x_1_0.enable_grid(False) + self.qtgui_const_sink_x_1_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_1_0.set_line_label(i, "Data {0}".format(i)) + else: + self.qtgui_const_sink_x_1_0.set_line_label(i, labels[i]) + self.qtgui_const_sink_x_1_0.set_line_width(i, widths[i]) + self.qtgui_const_sink_x_1_0.set_line_color(i, colors[i]) + self.qtgui_const_sink_x_1_0.set_line_style(i, styles[i]) + self.qtgui_const_sink_x_1_0.set_line_marker(i, markers[i]) + self.qtgui_const_sink_x_1_0.set_line_alpha(i, alphas[i]) + + self._qtgui_const_sink_x_1_0_win = sip.wrapinstance(self.qtgui_const_sink_x_1_0.pyqwidget(), Qt.QWidget) + self.plots_grid_layout_0.addWidget(self._qtgui_const_sink_x_1_0_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_0_0_0 = qtgui.const_sink_c( + 2048, #size + "Received", #name + 1 #number of inputs + ) + self.qtgui_const_sink_x_0_0_0.set_update_time(0.10) + self.qtgui_const_sink_x_0_0_0.set_y_axis(-2, 2) + self.qtgui_const_sink_x_0_0_0.set_x_axis(-2, 2) + self.qtgui_const_sink_x_0_0_0.set_trigger_mode(qtgui.TRIG_MODE_FREE, qtgui.TRIG_SLOPE_POS, 0.0, 0, "") + self.qtgui_const_sink_x_0_0_0.enable_autoscale(True) + self.qtgui_const_sink_x_0_0_0.enable_grid(False) + self.qtgui_const_sink_x_0_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_0.set_line_label(i, "Data {0}".format(i)) + else: + self.qtgui_const_sink_x_0_0_0.set_line_label(i, labels[i]) + self.qtgui_const_sink_x_0_0_0.set_line_width(i, widths[i]) + self.qtgui_const_sink_x_0_0_0.set_line_color(i, colors[i]) + self.qtgui_const_sink_x_0_0_0.set_line_style(i, styles[i]) + self.qtgui_const_sink_x_0_0_0.set_line_marker(i, markers[i]) + self.qtgui_const_sink_x_0_0_0.set_line_alpha(i, alphas[i]) + + self._qtgui_const_sink_x_0_0_0_win = sip.wrapinstance(self.qtgui_const_sink_x_0_0_0.pyqwidget(), Qt.QWidget) + self.plots_grid_layout_0.addWidget(self._qtgui_const_sink_x_0_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_0 = qtgui.const_sink_c( + 2048, #size + "Synchronized and filtered", #name + 1 #number of inputs + ) + 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(True) + 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, 2, 1, 1) + for r in range(0, 1): + self.plots_grid_layout_0.setRowStretch(r, 1) + for c in range(2, 3): + self.plots_grid_layout_0.setColumnStretch(c, 1) + self.qtgui_const_sink_x_0 = qtgui.const_sink_c( + 1024, #size + "Sent (with ISI)", #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.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, timing_loop_bw, rrc_taps, nfilts, nfilts/2, 1.5, int(sps / 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=const, + differential=True, + samples_per_symbol=sps, + pre_diff_code=True, + excess_bw=excess_bw, + verbose=False, + log=False) + self.digital_constellation_decoder_cb_0 = digital.constellation_decoder_cb(const) + self.digital_cma_equalizer_cc_0 = digital.cma_equalizer_cc(eq_ntaps, eq_mod, eq_gain, int(sps / 2)) + self.blocks_null_sink_0 = blocks.null_sink(gr.sizeof_char*1) + self.blocks_file_source_0 = blocks.file_source(gr.sizeof_char*1, '/home/sara/Documents/Fading/hardware/QPSK/lena512color.tiff', True, 0, 0) + self.blocks_file_source_0.set_begin_tag(pmt.PMT_NIL) + + + + ################################################## + # Connections + ################################################## + self.connect((self.blocks_file_source_0, 0), (self.digital_constellation_modulator_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, 0)) + self.connect((self.digital_cma_equalizer_cc_0, 0), (self.qtgui_freq_sink_x_1_0_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.qtgui_const_sink_x_0, 0)) + self.connect((self.digital_constellation_modulator_0, 0), (self.qtgui_freq_sink_x_1, 0)) + self.connect((self.digital_constellation_modulator_0, 0), (self.qtgui_time_sink_x_2, 0)) + self.connect((self.digital_constellation_modulator_0, 0), (self.uhd_usrp_sink_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_costas_loop_cc_0, 0), (self.qtgui_eye_sink_x_1, 0)) + self.connect((self.digital_costas_loop_cc_0, 0), (self.qtgui_freq_sink_x_1_0_1_0, 0)) + self.connect((self.digital_costas_loop_cc_0, 0), (self.qtgui_time_sink_x_2_0_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_null_sink_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)) + self.connect((self.digital_pfb_clock_sync_xxx_0, 0), (self.qtgui_freq_sink_x_1_0, 0)) + self.connect((self.uhd_usrp_source_0, 0), (self.digital_pfb_clock_sync_xxx_0, 0)) + self.connect((self.uhd_usrp_source_0, 0), (self.qtgui_const_sink_x_0_0_0, 0)) + self.connect((self.uhd_usrp_source_0, 0), (self.qtgui_freq_sink_x_1_0_0, 0)) + + + def closeEvent(self, event): + self.settings = Qt.QSettings("GNU Radio", "qam") + self.settings.setValue("geometry", self.saveGeometry()) + 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), self.excess_bw, 45*self.nfilts)) + self.qtgui_eye_sink_x_0.set_samp_per_symbol(self.sps) + self.qtgui_eye_sink_x_1.set_samp_per_symbol(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_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_samp_rate(self): + return self.samp_rate + + def set_samp_rate(self, samp_rate): + self.samp_rate = samp_rate + self.qtgui_eye_sink_x_0.set_samp_rate(self.samp_rate) + self.qtgui_eye_sink_x_1.set_samp_rate(self.samp_rate) + self.qtgui_freq_sink_x_1.set_frequency_range(0, self.samp_rate) + self.qtgui_freq_sink_x_1_0.set_frequency_range(0, self.samp_rate) + self.qtgui_freq_sink_x_1_0_0.set_frequency_range(0, self.samp_rate) + self.qtgui_freq_sink_x_1_0_1.set_frequency_range(0, self.samp_rate) + self.qtgui_freq_sink_x_1_0_1_0.set_frequency_range(0, self.samp_rate) + self.qtgui_time_sink_x_2.set_samp_rate(self.samp_rate) + self.qtgui_time_sink_x_2_0_0.set_samp_rate(self.samp_rate) + self.uhd_usrp_sink_0.set_samp_rate(self.samp_rate) + self.uhd_usrp_source_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_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_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_const(self): + return self.const + + def set_const(self, const): + self.const = const + + + + + +def main(top_block_cls=qam, 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/QAM/QAM16_Simulation.png b/simulation/QAM/QAM16_Simulation.png Binary files differnew file mode 100644 index 0000000..1342db4 --- /dev/null +++ b/simulation/QAM/QAM16_Simulation.png diff --git a/simulation/QAM/qam.grc b/simulation/QAM/qam.grc index ebbb7dc..d74a8fb 100644 --- a/simulation/QAM/qam.grc +++ b/simulation/QAM/qam.grc @@ -54,7 +54,7 @@ blocks: rot_sym: '4' soft_dec_lut: None sym_map: '[0, 1, 3, 2]' - type: 16qam + type: 8psk states: bus_sink: false bus_source: false @@ -463,7 +463,7 @@ blocks: affinity: '' alias: '' comment: '' - constellation: qam_const + constellation: const maxoutbuf: '0' minoutbuf: '0' states: @@ -479,7 +479,7 @@ blocks: affinity: '' alias: '' comment: '' - constellation: qam_const + constellation: const differential: 'True' excess_bw: excess_bw log: 'False' diff --git a/simulation/QAM/qam.py b/simulation/QAM/qam.py index 2b64847..8977787 100755 --- a/simulation/QAM/qam.py +++ b/simulation/QAM/qam.py @@ -90,7 +90,7 @@ class qam(gr.top_block, Qt.QWidget): self.eq_ntaps = eq_ntaps = 15 self.eq_mod = eq_mod = 1 self.eq_gain = eq_gain = .01 - self.const = const = digital.constellation_16qam().base() + self.const = const = digital.constellation_8psk().base() self.chn_taps = chn_taps = [1.0 + 0.0j, ] ################################################## @@ -443,14 +443,14 @@ class qam(gr.top_block, Qt.QWidget): self.digital_diff_decoder_bb_0 = digital.diff_decoder_bb(4) self.digital_costas_loop_cc_0 = digital.costas_loop_cc(phase_bw, 4, False) self.digital_constellation_modulator_0 = digital.generic_mod( - constellation=qam_const, + constellation=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(qam_const) + self.digital_constellation_decoder_cb_0 = digital.constellation_decoder_cb(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, diff --git a/simulation/QAM_Fading/BPSK_2021-11-10_15-49-16.png b/simulation/QAM_Fading/BPSK_2021-11-10_15-49-16.png Binary files differnew file mode 100644 index 0000000..6ae117d --- /dev/null +++ b/simulation/QAM_Fading/BPSK_2021-11-10_15-49-16.png diff --git a/simulation/QAM_Fading/qam_fading.grc b/simulation/QAM_Fading/qam_fading.grc index 6986876..082e688 100644 --- a/simulation/QAM_Fading/qam_fading.grc +++ b/simulation/QAM_Fading/qam_fading.grc @@ -467,7 +467,7 @@ blocks: bus_sink: false bus_source: false bus_structure: null - coordinate: [928, 332.0] + coordinate: [960, 332.0] rotation: 0 state: true - name: digital_cma_equalizer_cc_0 diff --git a/simulation/QAM_Fading/qam_fading.py b/simulation/QAM_Fading/qam_fading.py index 9b682e9..7a7ab84 100755 --- a/simulation/QAM_Fading/qam_fading.py +++ b/simulation/QAM_Fading/qam_fading.py @@ -497,7 +497,7 @@ class qam_fading(gr.top_block, Qt.QWidget): self.digital_constellation_decoder_cb_0 = digital.constellation_decoder_cb(const) self.digital_cma_equalizer_cc_0_0 = digital.cma_equalizer_cc(eq_ntaps, eq_mod, eq_gain, 2) self.digital_cma_equalizer_cc_0 = digital.cma_equalizer_cc(eq_ntaps, eq_mod, eq_gain, 2) - self.channels_selective_fading_model_0 = channels.selective_fading_model( 8, 0, False, 4.0, 0, (0.0,0.1,1.3), (1,0.99,0.97), 8 ) + self.channels_fading_model_0 = channels.fading_model( 8, 10.0/samp_rate, False, 4.0, 0 ) self.channels_channel_model_0 = channels.channel_model( noise_voltage=noise_volt, frequency_offset=freq_offset, @@ -532,13 +532,13 @@ class qam_fading(gr.top_block, Qt.QWidget): 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.blocks_unpack_k_bits_bb_0_1, 0), (self.blocks_char_to_float_0_1, 0)) - self.connect((self.channels_channel_model_0, 0), (self.channels_selective_fading_model_0, 0)) + self.connect((self.channels_channel_model_0, 0), (self.channels_fading_model_0, 0)) self.connect((self.channels_channel_model_0, 0), (self.digital_pfb_clock_sync_xxx_0_0, 0)) self.connect((self.channels_channel_model_0, 0), (self.qtgui_const_sink_x_0, 1)) self.connect((self.channels_channel_model_0, 0), (self.qtgui_freq_sink_x_0, 1)) - self.connect((self.channels_selective_fading_model_0, 0), (self.digital_pfb_clock_sync_xxx_0, 0)) - self.connect((self.channels_selective_fading_model_0, 0), (self.qtgui_const_sink_x_0, 0)) - self.connect((self.channels_selective_fading_model_0, 0), (self.qtgui_freq_sink_x_0, 0)) + self.connect((self.channels_fading_model_0, 0), (self.digital_pfb_clock_sync_xxx_0, 0)) + self.connect((self.channels_fading_model_0, 0), (self.qtgui_const_sink_x_0, 0)) + self.connect((self.channels_fading_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_cma_equalizer_cc_0_0, 0), (self.digital_costas_loop_cc_0_0, 0)) @@ -607,6 +607,7 @@ class qam_fading(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_fading_model_0.set_fDTs(10.0/self.samp_rate) self.qtgui_freq_sink_x_0.set_frequency_range(0, self.samp_rate) self.qtgui_freq_sink_x_2_1.set_frequency_range(0, self.samp_rate) self.qtgui_time_sink_x_0.set_samp_rate(self.samp_rate) |
