diff options
Diffstat (limited to '')
| -rw-r--r-- | simulation/QAM_Fading/Alte_versionen/qam_fading.grc (renamed from simulation/QAM_Fading/qam_fading.grc) | 0 | ||||
| -rwxr-xr-x | simulation/QAM_Fading/Alte_versionen/qam_fading.py | 724 | ||||
| -rw-r--r-- | simulation/QAM_Fading/epy_block_0.py | 26 | ||||
| -rw-r--r-- | simulation/QAM_Fading/qam_fading_V2.grc | 4 | ||||
| -rw-r--r-- | simulation/QAM_Fading/qam_fading_V2_eigerner_block.grc | 39 | ||||
| -rwxr-xr-x | simulation/QAM_Fading/qam_fading_block.py | 3 |
6 files changed, 764 insertions, 32 deletions
diff --git a/simulation/QAM_Fading/qam_fading.grc b/simulation/QAM_Fading/Alte_versionen/qam_fading.grc index 4911cce..4911cce 100644 --- a/simulation/QAM_Fading/qam_fading.grc +++ b/simulation/QAM_Fading/Alte_versionen/qam_fading.grc diff --git a/simulation/QAM_Fading/Alte_versionen/qam_fading.py b/simulation/QAM_Fading/Alte_versionen/qam_fading.py new file mode 100755 index 0000000..e3b2574 --- /dev/null +++ b/simulation/QAM_Fading/Alte_versionen/qam_fading.py @@ -0,0 +1,724 @@ +#!/usr/bin/env python3 +# -*- coding: utf-8 -*- + +# +# SPDX-License-Identifier: GPL-3.0 +# +# GNU Radio Python Flow Graph +# Title: QAM mit Fading +# 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 numpy +from gnuradio import channels +from gnuradio import digital +from gnuradio import filter +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.qtgui import Range, RangeWidget + +from gnuradio import qtgui + +class qam_fading(gr.top_block, Qt.QWidget): + + def __init__(self): + gr.top_block.__init__(self, "QAM mit Fading") + Qt.QWidget.__init__(self) + self.setWindowTitle("QAM mit Fading") + 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_fading") + + 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 = 350e-3 + 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), excess_bw, 45*nfilts) + self.phase_bw = phase_bw = 2 * 3.141592653589793 / 100 + self.noise_volt = noise_volt = 0.0001 + self.freq_offset = freq_offset = 0 + 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.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_grid_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) + 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) + 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_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._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) + 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) + 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) + 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 + 3 #number of inputs + ) + 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(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 = ['Received', 'Sent', '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(3): + 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_2_1 = qtgui.freq_sink_f( + 1024, #size + firdes.WIN_BLACKMAN_hARRIS, #wintype + 0, #fc + samp_rate, #bw + "", #name + 2 + ) + self.qtgui_freq_sink_x_2_1.set_update_time(0.10) + self.qtgui_freq_sink_x_2_1.set_y_axis(-140, 10) + self.qtgui_freq_sink_x_2_1.set_y_label('Relative Gain', 'dB') + self.qtgui_freq_sink_x_2_1.set_trigger_mode(qtgui.TRIG_MODE_FREE, 0.0, 0, "") + self.qtgui_freq_sink_x_2_1.enable_autoscale(False) + self.qtgui_freq_sink_x_2_1.enable_grid(False) + self.qtgui_freq_sink_x_2_1.set_fft_average(1.0) + self.qtgui_freq_sink_x_2_1.enable_axis_labels(True) + self.qtgui_freq_sink_x_2_1.enable_control_panel(False) + + + self.qtgui_freq_sink_x_2_1.set_plot_pos_half(not True) + + labels = ['Fading', '', '', '', '', + '', '', '', '', ''] + 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(2): + if len(labels[i]) == 0: + self.qtgui_freq_sink_x_2_1.set_line_label(i, "Data {0}".format(i)) + else: + self.qtgui_freq_sink_x_2_1.set_line_label(i, labels[i]) + self.qtgui_freq_sink_x_2_1.set_line_width(i, widths[i]) + self.qtgui_freq_sink_x_2_1.set_line_color(i, colors[i]) + self.qtgui_freq_sink_x_2_1.set_line_alpha(i, alphas[i]) + + self._qtgui_freq_sink_x_2_1_win = sip.wrapinstance(self.qtgui_freq_sink_x_2_1.pyqwidget(), Qt.QWidget) + self.top_grid_layout.addWidget(self._qtgui_freq_sink_x_2_1_win) + self.qtgui_freq_sink_x_0 = qtgui.freq_sink_c( + 1024, #size + firdes.WIN_BLACKMAN_hARRIS, #wintype + 0, #fc + samp_rate, #bw + "Channel", #name + 2 + ) + 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) + + + + labels = ['Fading', '', '', '', '', + '', '', '', '', ''] + 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(2): + 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 + 2 #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 = ['Fading', '', '', '', '', + '', '', '', '', ''] + 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(2): + 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 + 2 #number of inputs + ) + 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 = ['Fading', '', '', '', '', + '', '', '', '', ''] + 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(2): + 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 + 2 #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(False) + self.qtgui_const_sink_x_0_0.enable_grid(False) + self.qtgui_const_sink_x_0_0.enable_axis_labels(True) + + + labels = ['Fading', '', '', '', '', + '', '', '', '', ''] + 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(2): + 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 + 2 #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 = ['Fading', '', '', '', '', + '', '', '', '', ''] + 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(2): + 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.freq_xlating_fir_filter_xxx_0 = filter.freq_xlating_fir_filter_ccc(1, [1]+[0 for n in range(0, 2*sps-1)]+[0.2], 0, samp_rate) + self.digital_pfb_clock_sync_xxx_0_0 = digital.pfb_clock_sync_ccf(sps , timing_loop_bw, rrc_taps, nfilts, nfilts/2, 1.5, 1) + self.digital_pfb_clock_sync_xxx_0 = digital.pfb_clock_sync_ccf(sps, timing_loop_bw, rrc_taps, nfilts, nfilts/2, 1.5, 1) + self.digital_map_bb_0_0 = digital.map_bb([0, 1, 3, 2]) + self.digital_map_bb_0 = digital.map_bb([0, 1, 3, 2]) + self.digital_diff_decoder_bb_0_0 = digital.diff_decoder_bb(4) + self.digital_diff_decoder_bb_0 = digital.diff_decoder_bb(4) + self.digital_costas_loop_cc_0_0 = digital.costas_loop_cc(phase_bw, 4, False) + 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_0 = digital.constellation_decoder_cb(const) + 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_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_1 = blocks.unpack_k_bits_bb(2) + 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_1 = blocks.char_to_float(1, 1) + 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_freq_sink_x_2_1, 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_char_to_float_0_1, 0), (self.qtgui_freq_sink_x_2_1, 1)) + self.connect((self.blocks_char_to_float_0_1, 0), (self.qtgui_time_sink_x_0, 2)) + 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.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.digital_pfb_clock_sync_xxx_0_0, 0)) + self.connect((self.channels_channel_model_0, 0), (self.freq_xlating_fir_filter_xxx_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.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)) + self.connect((self.digital_cma_equalizer_cc_0_0, 0), (self.qtgui_const_sink_x_1, 1)) + self.connect((self.digital_constellation_decoder_cb_0, 0), (self.digital_diff_decoder_bb_0, 0)) + self.connect((self.digital_constellation_decoder_cb_0_0, 0), (self.digital_diff_decoder_bb_0_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_costas_loop_cc_0_0, 0), (self.digital_constellation_decoder_cb_0_0, 0)) + self.connect((self.digital_costas_loop_cc_0_0, 0), (self.qtgui_const_sink_x_2, 1)) + self.connect((self.digital_diff_decoder_bb_0, 0), (self.digital_map_bb_0, 0)) + self.connect((self.digital_diff_decoder_bb_0_0, 0), (self.digital_map_bb_0_0, 0)) + self.connect((self.digital_map_bb_0, 0), (self.blocks_unpack_k_bits_bb_0, 0)) + self.connect((self.digital_map_bb_0_0, 0), (self.blocks_unpack_k_bits_bb_0_1, 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, 0), (self.digital_cma_equalizer_cc_0_0, 0)) + self.connect((self.digital_pfb_clock_sync_xxx_0_0, 0), (self.qtgui_const_sink_x_0_0, 1)) + self.connect((self.freq_xlating_fir_filter_xxx_0, 0), (self.digital_pfb_clock_sync_xxx_0, 0)) + self.connect((self.freq_xlating_fir_filter_xxx_0, 0), (self.qtgui_const_sink_x_0, 0)) + self.connect((self.freq_xlating_fir_filter_xxx_0, 0), (self.qtgui_freq_sink_x_0, 0)) + + + def closeEvent(self, event): + self.settings = Qt.QSettings("GNU Radio", "qam_fading") + 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.freq_xlating_fir_filter_xxx_0.set_taps([1]+[0 for n in range(0, 2*self.sps-1)]+[0.2]) + + 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) + self.digital_pfb_clock_sync_xxx_0_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_freq_sink_x_2_1.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) + self.digital_pfb_clock_sync_xxx_0_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) + self.digital_costas_loop_cc_0_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_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) + self.digital_cma_equalizer_cc_0_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) + self.digital_cma_equalizer_cc_0_0.set_gain(self.eq_gain) + + def get_const(self): + return self.const + + def set_const(self, const): + self.const = const + + 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 snipfcn_snippet_0(self): + import numpy as np + + +def snippets_main_after_init(tb): + snipfcn_snippet_0(tb) + + + + +def main(top_block_cls=qam_fading, 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() + snippets_main_after_init(tb) + 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_Fading/epy_block_0.py b/simulation/QAM_Fading/epy_block_0.py index 286e5f1..8fbab3d 100644 --- a/simulation/QAM_Fading/epy_block_0.py +++ b/simulation/QAM_Fading/epy_block_0.py @@ -27,9 +27,10 @@ class blk(gr.sync_block): # other base classes are basic_block, decim_block, in self.amplitudes = amplitudes self.delays = delays self.temp = [0] - if los: - self.amplitudes.append(1) - self.delays.append(0) + # if los: + # self.amplitudes.append(1) + # self.delays.append(0) + self.los= 1 #self.fir = def work(self, input_items, output_items): @@ -46,20 +47,25 @@ class blk(gr.sync_block): # other base classes are basic_block, decim_block, in max_len = np.max(self.delays) sum_x = np.zeros(max_len) for(a,d) in zip(self.amplitudes,self.delays): - if d-1 <= 0: - x = np.concatenate([[a], np.zeros(max_len-1)]) - else: - x = np.concatenate([np.zeros(d-1), [a], np.zeros(max_len-d)]) + # if d-1 <= 0: + # x = np.concatenate([[a], np.zeros(max_len-1)]) + # else: + x = np.concatenate([np.zeros(d-1), [a], np.zeros(max_len-d)]) sum_x += x - + #sum_x[0] = self.los + print(sum_x) + H_int = fft(sum_x) - h = ifft(H_int) + h = ifft(H_int) + #h[0]=1 - y = np.convolve(inp, h) + y = np.convolve(inp, sum_x) + y+=np.concatenate([self.temp,np.zeros(len(y)-len(self.temp))]) + oup[:] = y[:len(inp)] self.temp = y[len(inp):] diff --git a/simulation/QAM_Fading/qam_fading_V2.grc b/simulation/QAM_Fading/qam_fading_V2.grc index 3bfc382..16fa2e3 100644 --- a/simulation/QAM_Fading/qam_fading_V2.grc +++ b/simulation/QAM_Fading/qam_fading_V2.grc @@ -790,8 +790,8 @@ blocks: interp: '1' maxoutbuf: '0' minoutbuf: '0' - samp_delay: '2' - taps: '[amp_1]' + samp_delay: '0' + taps: '[LOS_NLOS]+(([0]*fading_1)+[amp_1])' type: ccc states: bus_sink: false diff --git a/simulation/QAM_Fading/qam_fading_V2_eigerner_block.grc b/simulation/QAM_Fading/qam_fading_V2_eigerner_block.grc index 3b2c926..99e01b1 100644 --- a/simulation/QAM_Fading/qam_fading_V2_eigerner_block.grc +++ b/simulation/QAM_Fading/qam_fading_V2_eigerner_block.grc @@ -869,34 +869,35 @@ blocks: \ out_sig=[np.complex64]\n )\n # if an attribute with\ \ the same name as a parameter is found,\n # a callback is registered\ \ (properties work, too).\n self.amplitudes = amplitudes\n self.delays\ - \ = delays\n self.temp = [0]\n if los:\n self.amplitudes.append(1)\n\ - \ self.delays.append(0)\n #self.fir = \n\n def work(self,\ - \ input_items, output_items):\n \"\"\"example: multiply with constant\"\ - \"\"\n inp = input_items[0]\n oup = output_items[0]\n \n\ - \ if len(self.amplitudes) != len(self.delays):\n raise Exception(\"\ - Amplitudes and Delay length dont match\")\n\n # raise Exception(\"\ - Delay length can't be one\")\n #if np.min(self.delays)<=1:\n #\ - \ raise Exception(\"Delay length can't be one\")\n max_len = np.max(self.delays)\n\ - \ sum_x = np.zeros(max_len)\n for(a,d) in zip(self.amplitudes,self.delays):\n\ - \ if d-1 <= 0:\n x = np.concatenate([[a], np.zeros(max_len-1)])\n\ - \ else: \n x = np.concatenate([np.zeros(d-1),\ - \ [a], np.zeros(max_len-d)])\n sum_x += x\n \n\n H_int\ - \ = fft(sum_x)\n h = ifft(H_int)\n\n\n\n y = np.convolve(inp,\ - \ h)\n y+=np.concatenate([self.temp,np.zeros(len(y)-len(self.temp))])\n\ - \n oup[:] = y[:len(inp)]\n self.temp = y[len(inp):] \n\ - \ \n\n return len(oup)" + \ = delays\n self.temp = [0]\n # if los:\n # self.amplitudes.append(1)\n\ + \ # self.delays.append(0)\n self.los= 1\n #self.fir\ + \ = \n\n def work(self, input_items, output_items):\n \"\"\"example:\ + \ multiply with constant\"\"\"\n inp = input_items[0]\n oup =\ + \ output_items[0]\n \n if len(self.amplitudes) != len(self.delays):\n\ + \ raise Exception(\"Amplitudes and Delay length dont match\")\n\n\ + \ # raise Exception(\"Delay length can't be one\")\n #if np.min(self.delays)<=1:\n\ + \ # raise Exception(\"Delay length can't be one\")\n max_len\ + \ = np.max(self.delays)\n sum_x = np.zeros(max_len)\n for(a,d)\ + \ in zip(self.amplitudes,self.delays):\n # if d-1 <= 0:\n \ + \ # x = np.concatenate([[a], np.zeros(max_len-1)])\n # else:\ + \ \n x = np.concatenate([np.zeros(d-1), [a], np.zeros(max_len-d)])\n\ + \ sum_x += x\n \n #sum_x[0] = self.los\n print(sum_x)\n\ + \ \n H_int = fft(sum_x)\n\n h = ifft(H_int)\n\n \ + \ #h[0]=1\n\n y = np.convolve(inp, sum_x)\n \n y+=np.concatenate([self.temp,np.zeros(len(y)-len(self.temp))])\n\ + \ \n\n oup[:] = y[:len(inp)]\n self.temp = y[len(inp):]\ + \ \n \n\n return len(oup)" affinity: '' alias: '' - amplitudes: '[0.3]' + amplitudes: '[0.2,0.2,0.2,0.2,0.2]' comment: '' - delays: '[3]' + delays: '[sps+1,sps+1,sps+1,sps+1,sps+1]' los: 'True' maxoutbuf: '0' minoutbuf: '0' states: _io_cache: ('Embedded Python Block', 'blk', [('amplitudes', '[]'), ('delays', '[]'), ('los', 'True')], [('0', 'complex', 1)], [('0', 'complex', 1)], 'Embedded - Python Block example - a simple multiply const', ['amplitudes', 'delays']) + Python Block example - a simple multiply const', ['amplitudes', 'delays', 'los']) bus_sink: false bus_source: false bus_structure: null diff --git a/simulation/QAM_Fading/qam_fading_block.py b/simulation/QAM_Fading/qam_fading_block.py index 52f5fe3..8f095b5 100755 --- a/simulation/QAM_Fading/qam_fading_block.py +++ b/simulation/QAM_Fading/qam_fading_block.py @@ -516,7 +516,7 @@ class qam_fading_block(gr.top_block, Qt.QWidget): self.params_grid_layout_2.setRowStretch(r, 1) for c in range(0, 1): self.params_grid_layout_2.setColumnStretch(c, 1) - self.epy_block_0 = epy_block_0.blk(amplitudes=[0.3], delays=[3], los=True) + self.epy_block_0 = epy_block_0.blk(amplitudes=[0.2,0.2,0.2,0.2,0.2], delays=[sps+1,sps+1,sps+1,sps+1,sps+1], los=True) self.digital_pfb_clock_sync_xxx_0_0 = digital.pfb_clock_sync_ccf(sps , timing_loop_bw, rrc_taps, nfilts, nfilts/2, 1.5, 1) self.digital_pfb_clock_sync_xxx_0 = digital.pfb_clock_sync_ccf(sps, timing_loop_bw, rrc_taps, nfilts, nfilts/2, 1.5, 1) self.digital_map_bb_0_0 = digital.map_bb([0, 1, 3, 2]) @@ -638,6 +638,7 @@ class qam_fading_block(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.epy_block_0.delays = [self.sps+1,self.sps+1,self.sps+1,self.sps+1,self.sps+1] def get_nfilts(self): return self.nfilts |