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simulation_test.py
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simulation_test.py
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#!/usr/bin/env python3
# -*- coding: utf-8 -*-
#
# SPDX-License-Identifier: GPL-3.0
#
# GNU Radio Python Flow Graph
# Title: HF channel simulation
# Author: Davydov Denis
# GNU Radio version: 3.8.2.0
from gnuradio import analog
from gnuradio import audio
from gnuradio import blocks
from gnuradio import filter
from gnuradio.filter import firdes
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 math import sqrt, pi
import epy_block_0
import epy_block_0_0
import epy_block_0_0_0
import epy_block_0_0_0_0
import time
import threading
class simulation_test(gr.top_block):
def __init__(self):
gr.top_block.__init__(self, "HF channel simulation")
##################################################
# Variables
##################################################
self.snr = snr = 10
self.vol = vol = [1,1]
self.tau_a = tau_a = 1/100.
self.tau = tau = 0.002
self.snrVecOut = snrVecOut = ([0]*3)
self.samp_rate = samp_rate = 48000
self.outSigRMSVec = outSigRMSVec = ([0]*2)
self.noSpread = noSpread = 0
self.kN = kN = pow(10.0, (-snr/20.0))
self.freqShift = freqShift = 0.0
self.fd = fd = 1
self.en_noise = en_noise = [0,0]
self.doppler_ir = doppler_ir = [0.0016502763167573274, 0.0018854799389366934, 0.002149957633383614, 0.0024466994528029662, 0.002778907461425479, 0.003149998028185868, 0.003563602180973301, 0.00402356375450247, 0.004533935060796761, 0.0050989698117900155, 0.005723113028669535, 0.006410987682800636, 0.007167377828853199, 0.007997208012493867, 0.008905518763040982, 0.00989743801603955, 0.010978148351927763, 0.012152849984840378, 0.013426719489994542, 0.014804864318746317, 0.016292273216847054, 0.01789376273305468, 0.019613920081278834, 0.021457042698902442, 0.023427074925696508, 0.025527542310538734, 0.027761484135525694, 0.030131384827462734, 0.03263910500345486, 0.035285812968654906, 0.03807191754835305, 0.04099700319171279, 0.04405976832879332, 0.04725796799434838, 0.050588361749672524, 0.05404666793605477, 0.057627525278984175, 0.06132446283016882, 0.06512987918400244, 0.0690350318359975, 0.073030037462906, 0.07710388379815894, 0.08124445365265866, 0.08543856149104095, 0.08967200281887802, 0.0939296164688993, 0.09819535969651079, 0.10245239580938088, 0.10668319386560887, 0.1108696397832219, 0.11499315801386097, 0.11903484274903825, 0.12297559745183839, 0.12679628134392928, 0.1304778613306593, 0.13400156771907581, 0.1373490519778611, 0.14050254470705797, 0.14344501193124823, 0.14616030780428022, 0.14863332181791858, 0.15085011864154488, 0.1527980687853246, 0.154465968374505, 0.15584414644656272, 0.15692455833401583, 0.15770086387153975, 0.1581684893637365, 0.15832467246620405, 0.1581684893637365, 0.15770086387153975, 0.15692455833401583, 0.15584414644656272, 0.154465968374505, 0.1527980687853246, 0.15085011864154488, 0.14863332181791858, 0.14616030780428022, 0.14344501193124823, 0.14050254470705797, 0.1373490519778611, 0.13400156771907581, 0.1304778613306593, 0.12679628134392928, 0.12297559745183839, 0.11903484274903825, 0.11499315801386097, 0.1108696397832219, 0.10668319386560887, 0.10245239580938088, 0.09819535969651079, 0.0939296164688993, 0.08967200281887802, 0.08543856149104095, 0.08124445365265866, 0.07710388379815894, 0.073030037462906, 0.0690350318359975, 0.06512987918400244, 0.06132446283016882, 0.057627525278984175, 0.05404666793605477, 0.050588361749672524, 0.04725796799434838, 0.04405976832879332, 0.04099700319171279, 0.03807191754835305, 0.035285812968654906, 0.03263910500345486, 0.030131384827462734, 0.027761484135525694, 0.025527542310538734, 0.023427074925696508, 0.021457042698902442, 0.019613920081278834, 0.01789376273305468, 0.016292273216847054, 0.014804864318746317, 0.013426719489994542, 0.012152849984840378, 0.010978148351927763, 0.00989743801603955, 0.008905518763040982, 0.007997208012493867, 0.007167377828853199, 0.006410987682800636, 0.005723113028669535, 0.0050989698117900155, 0.004533935060796761, 0.00402356375450247, 0.003563602180973301, 0.003149998028185868, 0.002778907461425479, 0.0024466994528029662, 0.002149957633383614, 0.0018854799389366934, 0.0016502763167573274]
self.ampl = ampl = [[1.0, 1.0], [1.0, 1.0]]
##################################################
# Blocks
##################################################
self.snrOut = blocks.probe_signal_vf(4)
self.outSigRMS = blocks.probe_signal_vf(2)
def _snrVecOut_probe():
while True:
val = self.snrOut.level()
try:
self.set_snrVecOut(val)
except AttributeError:
pass
time.sleep(1.0 / (10))
_snrVecOut_thread = threading.Thread(target=_snrVecOut_probe)
_snrVecOut_thread.daemon = True
_snrVecOut_thread.start()
self.single_pole_iir_filter_xx_0_1 = filter.single_pole_iir_filter_ff(2*pi*tau_a/samp_rate, 1)
self.single_pole_iir_filter_xx_0_0_0 = filter.single_pole_iir_filter_ff(2*pi*tau_a/samp_rate, 1)
self.single_pole_iir_filter_xx_0_0 = filter.single_pole_iir_filter_ff(2*pi*tau_a/samp_rate, 1)
self.single_pole_iir_filter_xx_0 = filter.single_pole_iir_filter_ff(2*pi*tau_a/samp_rate, 1)
def _outSigRMSVec_probe():
while True:
val = self.outSigRMS.level()
try:
self.set_outSigRMSVec(val)
except AttributeError:
pass
time.sleep(1.0 / (10))
_outSigRMSVec_thread = threading.Thread(target=_outSigRMSVec_probe)
_outSigRMSVec_thread.daemon = True
_outSigRMSVec_thread.start()
self.low_pass_filter_2_0 = filter.fir_filter_ccf(
1,
firdes.low_pass(
1,
samp_rate,
1550,
100,
firdes.WIN_HAMMING,
6.76))
self.low_pass_filter_2 = filter.fir_filter_ccf(
1,
firdes.low_pass(
1,
samp_rate,
1550,
100,
firdes.WIN_HAMMING,
6.76))
self.low_pass_filter_1_1 = filter.interp_fir_filter_ccf(
int(samp_rate/100),
firdes.low_pass(
ampl[1][0]*(samp_rate/100.0),
samp_rate,
50,
25,
firdes.WIN_HAMMING,
6.76))
self.low_pass_filter_1_0_0 = filter.interp_fir_filter_ccf(
int(samp_rate/100),
firdes.low_pass(
ampl[1][1]*(samp_rate/100.0),
samp_rate,
50,
25,
firdes.WIN_HAMMING,
6.76))
self.low_pass_filter_1_0 = filter.interp_fir_filter_ccf(
int(samp_rate/100),
firdes.low_pass(
ampl[0][1]*(samp_rate/100.0),
samp_rate,
50,
25,
firdes.WIN_HAMMING,
6.76))
self.low_pass_filter_1 = filter.interp_fir_filter_ccf(
int(samp_rate/100),
firdes.low_pass(
ampl[0][0]*(samp_rate/100.0),
samp_rate,
50,
25,
firdes.WIN_HAMMING,
6.76))
self.low_pass_filter_0_0 = filter.fir_filter_ccf(
1,
firdes.low_pass(
1,
samp_rate,
1750+100,
600,
firdes.WIN_HAMMING,
6.76))
self.low_pass_filter_0 = filter.fir_filter_ccf(
1,
firdes.low_pass(
1,
samp_rate,
1750+100,
600,
firdes.WIN_HAMMING,
6.76))
self.epy_block_0_0_0_0 = epy_block_0_0_0_0.blk(fd=fd)
self.epy_block_0_0_0 = epy_block_0_0_0.blk(fd=fd)
self.epy_block_0_0 = epy_block_0_0.blk(fd=fd)
self.epy_block_0 = epy_block_0.blk(fd=fd)
self.blocks_streams_to_vector_0_0 = blocks.streams_to_vector(gr.sizeof_float*1, 2)
self.blocks_streams_to_vector_0 = blocks.streams_to_vector(gr.sizeof_float*1, 4)
self.blocks_selector_0_1 = blocks.selector(gr.sizeof_gr_complex*1,noSpread,0)
self.blocks_selector_0_1.set_enabled(True)
self.blocks_selector_0_0_0 = blocks.selector(gr.sizeof_gr_complex*1,noSpread,0)
self.blocks_selector_0_0_0.set_enabled(True)
self.blocks_selector_0_0 = blocks.selector(gr.sizeof_gr_complex*1,noSpread,0)
self.blocks_selector_0_0.set_enabled(True)
self.blocks_selector_0 = blocks.selector(gr.sizeof_gr_complex*1,noSpread,0)
self.blocks_selector_0.set_enabled(True)
self.blocks_rms_xx_0_1 = blocks.rms_cf(2*pi*tau_a*100/samp_rate)
self.blocks_rms_xx_0_0_0 = blocks.rms_ff(2*pi*tau_a*10/samp_rate)
self.blocks_rms_xx_0_0 = blocks.rms_ff(2*pi*tau_a*10/samp_rate)
self.blocks_rms_xx_0 = blocks.rms_cf(2*pi*tau_a*100/samp_rate)
self.blocks_null_source_0 = blocks.null_source(gr.sizeof_float*1)
self.blocks_nlog10_ff_0_0 = blocks.nlog10_ff(10, 1, 0)
self.blocks_nlog10_ff_0 = blocks.nlog10_ff(10, 1, 0)
self.blocks_multiply_xx_1_0 = blocks.multiply_vcc(1)
self.blocks_multiply_xx_1 = blocks.multiply_vcc(1)
self.blocks_multiply_xx_0_1 = blocks.multiply_vcc(1)
self.blocks_multiply_xx_0_0_1 = blocks.multiply_vcc(1)
self.blocks_multiply_xx_0_0_0_1 = blocks.multiply_vcc(1)
self.blocks_multiply_xx_0_0_0_0_1 = blocks.multiply_vcc(1)
self.blocks_multiply_xx_0_0_0_0_0_0 = blocks.multiply_vcc(1)
self.blocks_multiply_xx_0_0_0_0_0 = blocks.multiply_vcc(1)
self.blocks_multiply_xx_0_0_0_0 = blocks.multiply_vcc(1)
self.blocks_multiply_xx_0_0_0 = blocks.multiply_vcc(1)
self.blocks_multiply_xx_0_0 = blocks.multiply_vcc(1)
self.blocks_multiply_xx_0 = blocks.multiply_vcc(1)
self.blocks_multiply_const_vxx_3_0 = blocks.multiply_const_ff(en_noise[1])
self.blocks_multiply_const_vxx_3 = blocks.multiply_const_ff(en_noise[0])
self.blocks_multiply_const_vxx_2_0 = blocks.multiply_const_cc(vol[1])
self.blocks_multiply_const_vxx_2 = blocks.multiply_const_cc(vol[0])
self.blocks_multiply_const_vxx_1_0 = blocks.multiply_const_ff(2 * sqrt(ampl[1][0]**2 + ampl[1][1]**2)*2)
self.blocks_multiply_const_vxx_1 = blocks.multiply_const_ff(2 * sqrt(ampl[0][0]**2 + ampl[0][1]**2)*2)
self.blocks_multiply_const_vxx_0_0 = blocks.multiply_const_ff(0.5)
self.blocks_multiply_const_vxx_0 = blocks.multiply_const_ff(0.5)
self.blocks_float_to_complex_1_0 = blocks.float_to_complex(1)
self.blocks_float_to_complex_1 = blocks.float_to_complex(1)
self.blocks_float_to_complex_0_0 = blocks.float_to_complex(1)
self.blocks_float_to_complex_0 = blocks.float_to_complex(1)
self.blocks_divide_xx_1_0 = blocks.divide_ff(1)
self.blocks_divide_xx_1 = blocks.divide_ff(1)
self.blocks_delay_0_0 = blocks.delay(gr.sizeof_gr_complex*1, int(tau*samp_rate))
self.blocks_delay_0 = blocks.delay(gr.sizeof_gr_complex*1, int(tau*samp_rate))
self.blocks_complex_to_real_0_0 = blocks.complex_to_real(1)
self.blocks_complex_to_real_0 = blocks.complex_to_real(1)
self.blocks_complex_to_mag_squared_2_1 = blocks.complex_to_mag_squared(1)
self.blocks_complex_to_mag_squared_2_0_0 = blocks.complex_to_mag_squared(1)
self.blocks_complex_to_mag_squared_2_0 = blocks.complex_to_mag_squared(1)
self.blocks_complex_to_mag_squared_2 = blocks.complex_to_mag_squared(1)
self.blocks_add_xx_1_0 = blocks.add_vff(1)
self.blocks_add_xx_1 = blocks.add_vff(1)
self.blocks_add_xx_0_1 = blocks.add_vcc(1)
self.blocks_add_xx_0_0_0 = blocks.add_vcc(1)
self.blocks_add_xx_0_0 = blocks.add_vcc(1)
self.blocks_add_xx_0 = blocks.add_vcc(1)
self.audio_source_1 = audio.source(samp_rate, '', True)
self.audio_sink_0 = audio.sink(samp_rate, '', False)
self.analog_sig_source_x_2_0 = analog.sig_source_c(samp_rate, analog.GR_COS_WAVE, 1850, 1, 0, 0)
self.analog_sig_source_x_2 = analog.sig_source_c(samp_rate, analog.GR_COS_WAVE, 1850, 1, 0, 0)
self.analog_sig_source_x_1_0 = analog.sig_source_c(samp_rate, analog.GR_COS_WAVE, freqShift, 1, 0, 0)
self.analog_sig_source_x_1 = analog.sig_source_c(samp_rate, analog.GR_COS_WAVE, freqShift, 1, 0, 0)
self.analog_sig_source_x_0_0_1 = analog.sig_source_c(samp_rate, analog.GR_COS_WAVE, -1850, 1, 0, 0)
self.analog_sig_source_x_0_0_0_0 = analog.sig_source_c(samp_rate, analog.GR_COS_WAVE, 1850, 1, 0, 0)
self.analog_sig_source_x_0_0_0 = analog.sig_source_c(samp_rate, analog.GR_COS_WAVE, 1850, 1, 0, 0)
self.analog_sig_source_x_0_0 = analog.sig_source_c(samp_rate, analog.GR_COS_WAVE, -1850, 1, 0, 0)
self.analog_noise_source_x_1_0 = analog.noise_source_c(analog.GR_GAUSSIAN, 1e-0*kN, 13)
self.analog_noise_source_x_1 = analog.noise_source_c(analog.GR_GAUSSIAN, 1e-0*kN, 3)
self.analog_fastnoise_source_x_4 = analog.fastnoise_source_c(analog.GR_GAUSSIAN, 1, 11, 8192)
self.analog_fastnoise_source_x_3 = analog.fastnoise_source_c(analog.GR_GAUSSIAN, 1, 10, 8192)
self.analog_fastnoise_source_x_2 = analog.fastnoise_source_c(analog.GR_GAUSSIAN, 1, 1, 8192)
self.analog_fastnoise_source_x_1 = analog.fastnoise_source_c(analog.GR_GAUSSIAN, 1, 0, 8192)
self.analog_fastnoise_source_x_0 = analog.fastnoise_source_f(analog.GR_GAUSSIAN, 0.3, 0, 8192)
self.analog_const_source_x_2_0 = analog.sig_source_f(0, analog.GR_CONST_WAVE, 0, 0, 0)
self.analog_const_source_x_2 = analog.sig_source_f(0, analog.GR_CONST_WAVE, 0, 0, 0)
self.analog_const_source_x_1_1 = analog.sig_source_c(0, analog.GR_CONST_WAVE, 0, 0, ampl[1][0])
self.analog_const_source_x_1_0_0 = analog.sig_source_c(0, analog.GR_CONST_WAVE, 0, 0, ampl[1][1])
self.analog_const_source_x_1_0 = analog.sig_source_c(0, analog.GR_CONST_WAVE, 0, 0, ampl[0][1])
self.analog_const_source_x_1 = analog.sig_source_c(0, analog.GR_CONST_WAVE, 0, 0, ampl[0][0])
self.analog_const_source_x_0_0 = analog.sig_source_f(0, analog.GR_CONST_WAVE, 0, 0, 0)
self.analog_const_source_x_0 = analog.sig_source_f(0, analog.GR_CONST_WAVE, 0, 0, 0)
##################################################
# Connections
##################################################
self.connect((self.analog_const_source_x_0, 0), (self.blocks_float_to_complex_0, 1))
self.connect((self.analog_const_source_x_0_0, 0), (self.blocks_float_to_complex_0_0, 1))
self.connect((self.analog_const_source_x_1, 0), (self.blocks_selector_0, 1))
self.connect((self.analog_const_source_x_1_0, 0), (self.blocks_selector_0_0, 1))
self.connect((self.analog_const_source_x_1_0_0, 0), (self.blocks_selector_0_0_0, 1))
self.connect((self.analog_const_source_x_1_1, 0), (self.blocks_selector_0_1, 1))
self.connect((self.analog_const_source_x_2, 0), (self.blocks_float_to_complex_1, 1))
self.connect((self.analog_const_source_x_2_0, 0), (self.blocks_float_to_complex_1_0, 1))
self.connect((self.analog_fastnoise_source_x_0, 0), (self.blocks_multiply_const_vxx_3, 0))
self.connect((self.analog_fastnoise_source_x_0, 0), (self.blocks_multiply_const_vxx_3_0, 0))
self.connect((self.analog_fastnoise_source_x_1, 0), (self.epy_block_0, 0))
self.connect((self.analog_fastnoise_source_x_2, 0), (self.epy_block_0_0, 0))
self.connect((self.analog_fastnoise_source_x_3, 0), (self.epy_block_0_0_0, 0))
self.connect((self.analog_fastnoise_source_x_4, 0), (self.epy_block_0_0_0_0, 0))
self.connect((self.analog_noise_source_x_1, 0), (self.low_pass_filter_2, 0))
self.connect((self.analog_noise_source_x_1_0, 0), (self.low_pass_filter_2_0, 0))
self.connect((self.analog_sig_source_x_0_0, 0), (self.blocks_multiply_xx_0, 1))
self.connect((self.analog_sig_source_x_0_0_0, 0), (self.blocks_multiply_xx_0_0, 1))
self.connect((self.analog_sig_source_x_0_0_0_0, 0), (self.blocks_multiply_xx_0_0_1, 1))
self.connect((self.analog_sig_source_x_0_0_1, 0), (self.blocks_multiply_xx_0_1, 1))
self.connect((self.analog_sig_source_x_1, 0), (self.blocks_multiply_xx_1, 0))
self.connect((self.analog_sig_source_x_1_0, 0), (self.blocks_multiply_xx_1_0, 0))
self.connect((self.analog_sig_source_x_2, 0), (self.blocks_multiply_xx_0_0_0_0_0, 1))
self.connect((self.analog_sig_source_x_2_0, 0), (self.blocks_multiply_xx_0_0_0_0_0_0, 1))
self.connect((self.audio_source_1, 0), (self.blocks_float_to_complex_0, 0))
self.connect((self.audio_source_1, 0), (self.blocks_float_to_complex_0_0, 0))
self.connect((self.blocks_add_xx_0, 0), (self.blocks_multiply_xx_1, 1))
self.connect((self.blocks_add_xx_0_0, 0), (self.blocks_multiply_const_vxx_2, 0))
self.connect((self.blocks_add_xx_0_0_0, 0), (self.blocks_multiply_const_vxx_2_0, 0))
self.connect((self.blocks_add_xx_0_1, 0), (self.blocks_multiply_xx_1_0, 1))
self.connect((self.blocks_add_xx_1, 0), (self.blocks_multiply_const_vxx_0, 0))
self.connect((self.blocks_add_xx_1_0, 0), (self.blocks_multiply_const_vxx_0_0, 0))
self.connect((self.blocks_complex_to_mag_squared_2, 0), (self.single_pole_iir_filter_xx_0, 0))
self.connect((self.blocks_complex_to_mag_squared_2_0, 0), (self.single_pole_iir_filter_xx_0_0, 0))
self.connect((self.blocks_complex_to_mag_squared_2_0_0, 0), (self.single_pole_iir_filter_xx_0_0_0, 0))
self.connect((self.blocks_complex_to_mag_squared_2_1, 0), (self.single_pole_iir_filter_xx_0_1, 0))
self.connect((self.blocks_complex_to_real_0, 0), (self.blocks_add_xx_1, 0))
self.connect((self.blocks_complex_to_real_0_0, 0), (self.blocks_add_xx_1_0, 1))
self.connect((self.blocks_delay_0, 0), (self.blocks_multiply_xx_0_0_0_0, 0))
self.connect((self.blocks_delay_0_0, 0), (self.blocks_multiply_xx_0_0_0_0_1, 0))
self.connect((self.blocks_divide_xx_1, 0), (self.blocks_nlog10_ff_0, 0))
self.connect((self.blocks_divide_xx_1_0, 0), (self.blocks_nlog10_ff_0_0, 0))
self.connect((self.blocks_float_to_complex_0, 0), (self.blocks_multiply_xx_0, 0))
self.connect((self.blocks_float_to_complex_0_0, 0), (self.blocks_multiply_xx_0_1, 0))
self.connect((self.blocks_float_to_complex_1, 0), (self.blocks_multiply_xx_0_0_0_0_0, 2))
self.connect((self.blocks_float_to_complex_1_0, 0), (self.blocks_multiply_xx_0_0_0_0_0_0, 2))
self.connect((self.blocks_multiply_const_vxx_0, 0), (self.audio_sink_0, 1))
self.connect((self.blocks_multiply_const_vxx_0, 0), (self.blocks_rms_xx_0_0, 0))
self.connect((self.blocks_multiply_const_vxx_0_0, 0), (self.audio_sink_0, 0))
self.connect((self.blocks_multiply_const_vxx_0_0, 0), (self.blocks_rms_xx_0_0_0, 0))
self.connect((self.blocks_multiply_const_vxx_1, 0), (self.blocks_float_to_complex_1, 0))
self.connect((self.blocks_multiply_const_vxx_1_0, 0), (self.blocks_float_to_complex_1_0, 0))
self.connect((self.blocks_multiply_const_vxx_2, 0), (self.blocks_complex_to_real_0, 0))
self.connect((self.blocks_multiply_const_vxx_2_0, 0), (self.blocks_complex_to_real_0_0, 0))
self.connect((self.blocks_multiply_const_vxx_3, 0), (self.blocks_add_xx_1, 1))
self.connect((self.blocks_multiply_const_vxx_3_0, 0), (self.blocks_add_xx_1_0, 0))
self.connect((self.blocks_multiply_xx_0, 0), (self.low_pass_filter_0, 0))
self.connect((self.blocks_multiply_xx_0_0, 0), (self.blocks_delay_0, 0))
self.connect((self.blocks_multiply_xx_0_0, 0), (self.blocks_multiply_xx_0_0_0, 0))
self.connect((self.blocks_multiply_xx_0_0, 0), (self.blocks_rms_xx_0, 0))
self.connect((self.blocks_multiply_xx_0_0_0, 0), (self.blocks_add_xx_0, 0))
self.connect((self.blocks_multiply_xx_0_0_0_0, 0), (self.blocks_add_xx_0, 1))
self.connect((self.blocks_multiply_xx_0_0_0_0_0, 0), (self.blocks_add_xx_0_0, 1))
self.connect((self.blocks_multiply_xx_0_0_0_0_0, 0), (self.blocks_complex_to_mag_squared_2_0, 0))
self.connect((self.blocks_multiply_xx_0_0_0_0_0_0, 0), (self.blocks_add_xx_0_0_0, 1))
self.connect((self.blocks_multiply_xx_0_0_0_0_0_0, 0), (self.blocks_complex_to_mag_squared_2_0_0, 0))
self.connect((self.blocks_multiply_xx_0_0_0_0_1, 0), (self.blocks_add_xx_0_1, 1))
self.connect((self.blocks_multiply_xx_0_0_0_1, 0), (self.blocks_add_xx_0_1, 0))
self.connect((self.blocks_multiply_xx_0_0_1, 0), (self.blocks_delay_0_0, 0))
self.connect((self.blocks_multiply_xx_0_0_1, 0), (self.blocks_multiply_xx_0_0_0_1, 0))
self.connect((self.blocks_multiply_xx_0_0_1, 0), (self.blocks_rms_xx_0_1, 0))
self.connect((self.blocks_multiply_xx_0_1, 0), (self.low_pass_filter_0_0, 0))
self.connect((self.blocks_multiply_xx_1, 0), (self.blocks_add_xx_0_0, 0))
self.connect((self.blocks_multiply_xx_1, 0), (self.blocks_complex_to_mag_squared_2, 0))
self.connect((self.blocks_multiply_xx_1_0, 0), (self.blocks_add_xx_0_0_0, 0))
self.connect((self.blocks_multiply_xx_1_0, 0), (self.blocks_complex_to_mag_squared_2_1, 0))
self.connect((self.blocks_nlog10_ff_0, 0), (self.blocks_streams_to_vector_0, 2))
self.connect((self.blocks_nlog10_ff_0_0, 0), (self.blocks_streams_to_vector_0, 3))
self.connect((self.blocks_null_source_0, 1), (self.audio_sink_0, 3))
self.connect((self.blocks_null_source_0, 0), (self.audio_sink_0, 2))
self.connect((self.blocks_rms_xx_0, 0), (self.blocks_multiply_const_vxx_1, 0))
self.connect((self.blocks_rms_xx_0_0, 0), (self.blocks_streams_to_vector_0_0, 0))
self.connect((self.blocks_rms_xx_0_0_0, 0), (self.blocks_streams_to_vector_0_0, 1))
self.connect((self.blocks_rms_xx_0_1, 0), (self.blocks_multiply_const_vxx_1_0, 0))
self.connect((self.blocks_selector_0, 0), (self.blocks_multiply_xx_0_0_0, 1))
self.connect((self.blocks_selector_0_0, 0), (self.blocks_multiply_xx_0_0_0_0, 1))
self.connect((self.blocks_selector_0_0_0, 0), (self.blocks_multiply_xx_0_0_0_0_1, 1))
self.connect((self.blocks_selector_0_1, 0), (self.blocks_multiply_xx_0_0_0_1, 1))
self.connect((self.blocks_streams_to_vector_0, 0), (self.snrOut, 0))
self.connect((self.blocks_streams_to_vector_0_0, 0), (self.outSigRMS, 0))
self.connect((self.epy_block_0, 0), (self.low_pass_filter_1, 0))
self.connect((self.epy_block_0_0, 0), (self.low_pass_filter_1_0, 0))
self.connect((self.epy_block_0_0_0, 0), (self.low_pass_filter_1_1, 0))
self.connect((self.epy_block_0_0_0_0, 0), (self.low_pass_filter_1_0_0, 0))
self.connect((self.low_pass_filter_0, 0), (self.blocks_multiply_xx_0_0, 0))
self.connect((self.low_pass_filter_0_0, 0), (self.blocks_multiply_xx_0_0_1, 0))
self.connect((self.low_pass_filter_1, 0), (self.blocks_selector_0, 0))
self.connect((self.low_pass_filter_1_0, 0), (self.blocks_selector_0_0, 0))
self.connect((self.low_pass_filter_1_0_0, 0), (self.blocks_selector_0_0_0, 0))
self.connect((self.low_pass_filter_1_1, 0), (self.blocks_selector_0_1, 0))
self.connect((self.low_pass_filter_2, 0), (self.blocks_multiply_xx_0_0_0_0_0, 0))
self.connect((self.low_pass_filter_2_0, 0), (self.blocks_multiply_xx_0_0_0_0_0_0, 0))
self.connect((self.single_pole_iir_filter_xx_0, 0), (self.blocks_divide_xx_1, 0))
self.connect((self.single_pole_iir_filter_xx_0, 0), (self.blocks_streams_to_vector_0, 0))
self.connect((self.single_pole_iir_filter_xx_0_0, 0), (self.blocks_divide_xx_1, 1))
self.connect((self.single_pole_iir_filter_xx_0_0, 0), (self.blocks_streams_to_vector_0, 1))
self.connect((self.single_pole_iir_filter_xx_0_0_0, 0), (self.blocks_divide_xx_1_0, 1))
self.connect((self.single_pole_iir_filter_xx_0_1, 0), (self.blocks_divide_xx_1_0, 0))
def get_snr(self):
return self.snr
def set_snr(self, snr):
self.snr = snr
self.set_kN(pow(10.0, (-self.snr/20.0)))
def get_vol(self):
return self.vol
def set_vol(self, vol):
self.vol = vol
self.blocks_multiply_const_vxx_2.set_k(self.vol[0])
self.blocks_multiply_const_vxx_2_0.set_k(self.vol[1])
def get_tau_a(self):
return self.tau_a
def set_tau_a(self, tau_a):
self.tau_a = tau_a
self.blocks_rms_xx_0.set_alpha(2*pi*self.tau_a*100/self.samp_rate)
self.blocks_rms_xx_0_0.set_alpha(2*pi*self.tau_a*10/self.samp_rate)
self.blocks_rms_xx_0_0_0.set_alpha(2*pi*self.tau_a*10/self.samp_rate)
self.blocks_rms_xx_0_1.set_alpha(2*pi*self.tau_a*100/self.samp_rate)
self.single_pole_iir_filter_xx_0.set_taps(2*pi*self.tau_a/self.samp_rate)
self.single_pole_iir_filter_xx_0_0.set_taps(2*pi*self.tau_a/self.samp_rate)
self.single_pole_iir_filter_xx_0_0_0.set_taps(2*pi*self.tau_a/self.samp_rate)
self.single_pole_iir_filter_xx_0_1.set_taps(2*pi*self.tau_a/self.samp_rate)
def get_tau(self):
return self.tau
def set_tau(self, tau):
self.tau = tau
self.blocks_delay_0.set_dly(int(self.tau*self.samp_rate))
self.blocks_delay_0_0.set_dly(int(self.tau*self.samp_rate))
def get_snrVecOut(self):
return self.snrVecOut
def set_snrVecOut(self, snrVecOut):
self.snrVecOut = snrVecOut
def get_samp_rate(self):
return self.samp_rate
def set_samp_rate(self, samp_rate):
self.samp_rate = samp_rate
self.analog_sig_source_x_0_0.set_sampling_freq(self.samp_rate)
self.analog_sig_source_x_0_0_0.set_sampling_freq(self.samp_rate)
self.analog_sig_source_x_0_0_0_0.set_sampling_freq(self.samp_rate)
self.analog_sig_source_x_0_0_1.set_sampling_freq(self.samp_rate)
self.analog_sig_source_x_1.set_sampling_freq(self.samp_rate)
self.analog_sig_source_x_1_0.set_sampling_freq(self.samp_rate)
self.analog_sig_source_x_2.set_sampling_freq(self.samp_rate)
self.analog_sig_source_x_2_0.set_sampling_freq(self.samp_rate)
self.blocks_delay_0.set_dly(int(self.tau*self.samp_rate))
self.blocks_delay_0_0.set_dly(int(self.tau*self.samp_rate))
self.blocks_rms_xx_0.set_alpha(2*pi*self.tau_a*100/self.samp_rate)
self.blocks_rms_xx_0_0.set_alpha(2*pi*self.tau_a*10/self.samp_rate)
self.blocks_rms_xx_0_0_0.set_alpha(2*pi*self.tau_a*10/self.samp_rate)
self.blocks_rms_xx_0_1.set_alpha(2*pi*self.tau_a*100/self.samp_rate)
self.low_pass_filter_0.set_taps(firdes.low_pass(1, self.samp_rate, 1750+100, 600, firdes.WIN_HAMMING, 6.76))
self.low_pass_filter_0_0.set_taps(firdes.low_pass(1, self.samp_rate, 1750+100, 600, firdes.WIN_HAMMING, 6.76))
self.low_pass_filter_1.set_taps(firdes.low_pass(self.ampl[0][0]*(self.samp_rate/100.0), self.samp_rate, 50, 25, firdes.WIN_HAMMING, 6.76))
self.low_pass_filter_1_0.set_taps(firdes.low_pass(self.ampl[0][1]*(self.samp_rate/100.0), self.samp_rate, 50, 25, firdes.WIN_HAMMING, 6.76))
self.low_pass_filter_1_0_0.set_taps(firdes.low_pass(self.ampl[1][1]*(self.samp_rate/100.0), self.samp_rate, 50, 25, firdes.WIN_HAMMING, 6.76))
self.low_pass_filter_1_1.set_taps(firdes.low_pass(self.ampl[1][0]*(self.samp_rate/100.0), self.samp_rate, 50, 25, firdes.WIN_HAMMING, 6.76))
self.low_pass_filter_2.set_taps(firdes.low_pass(1, self.samp_rate, 1550, 100, firdes.WIN_HAMMING, 6.76))
self.low_pass_filter_2_0.set_taps(firdes.low_pass(1, self.samp_rate, 1550, 100, firdes.WIN_HAMMING, 6.76))
self.single_pole_iir_filter_xx_0.set_taps(2*pi*self.tau_a/self.samp_rate)
self.single_pole_iir_filter_xx_0_0.set_taps(2*pi*self.tau_a/self.samp_rate)
self.single_pole_iir_filter_xx_0_0_0.set_taps(2*pi*self.tau_a/self.samp_rate)
self.single_pole_iir_filter_xx_0_1.set_taps(2*pi*self.tau_a/self.samp_rate)
def get_outSigRMSVec(self):
return self.outSigRMSVec
def set_outSigRMSVec(self, outSigRMSVec):
self.outSigRMSVec = outSigRMSVec
def get_noSpread(self):
return self.noSpread
def set_noSpread(self, noSpread):
self.noSpread = noSpread
self.blocks_selector_0.set_input_index(self.noSpread)
self.blocks_selector_0_0.set_input_index(self.noSpread)
self.blocks_selector_0_0_0.set_input_index(self.noSpread)
self.blocks_selector_0_1.set_input_index(self.noSpread)
def get_kN(self):
return self.kN
def set_kN(self, kN):
self.kN = kN
self.analog_noise_source_x_1.set_amplitude(1e-0*self.kN)
self.analog_noise_source_x_1_0.set_amplitude(1e-0*self.kN)
def get_freqShift(self):
return self.freqShift
def set_freqShift(self, freqShift):
self.freqShift = freqShift
self.analog_sig_source_x_1.set_frequency(self.freqShift)
self.analog_sig_source_x_1_0.set_frequency(self.freqShift)
def get_fd(self):
return self.fd
def set_fd(self, fd):
if fd < 0.1:
fd = 0.1
self.fd = fd
self.epy_block_0_0_0_0.reinit(self.fd)
self.epy_block_0_0_0.reinit(self.fd)
self.epy_block_0_0.reinit(self.fd)
self.epy_block_0.reinit(self.fd)
def get_en_noise(self):
return self.en_noise
def set_en_noise(self, en_noise):
self.en_noise = en_noise
self.blocks_multiply_const_vxx_3.set_k(self.en_noise[0])
self.blocks_multiply_const_vxx_3_0.set_k(self.en_noise[1])
def get_doppler_ir(self):
return self.doppler_ir
def set_doppler_ir(self, doppler_ir):
self.doppler_ir = doppler_ir
def get_ampl(self):
return self.ampl
def set_ampl(self, ampl):
self.ampl = ampl
self.analog_const_source_x_1.set_offset(self.ampl[0][0])
self.analog_const_source_x_1_0.set_offset(self.ampl[0][1])
self.analog_const_source_x_1_0_0.set_offset(self.ampl[1][1])
self.analog_const_source_x_1_1.set_offset(self.ampl[1][0])
self.blocks_multiply_const_vxx_1.set_k(2 * sqrt(self.ampl[0][0]**2 + self.ampl[0][1]**2)*2)
self.blocks_multiply_const_vxx_1_0.set_k(2 * sqrt(self.ampl[1][0]**2 + self.ampl[1][1]**2)*2)
self.low_pass_filter_1.set_taps(firdes.low_pass(self.ampl[0][0]*(self.samp_rate/100.0), self.samp_rate, 50, 25, firdes.WIN_HAMMING, 6.76))
self.low_pass_filter_1_0.set_taps(firdes.low_pass(self.ampl[0][1]*(self.samp_rate/100.0), self.samp_rate, 50, 25, firdes.WIN_HAMMING, 6.76))
self.low_pass_filter_1_0_0.set_taps(firdes.low_pass(self.ampl[1][1]*(self.samp_rate/100.0), self.samp_rate, 50, 25, firdes.WIN_HAMMING, 6.76))
self.low_pass_filter_1_1.set_taps(firdes.low_pass(self.ampl[1][0]*(self.samp_rate/100.0), self.samp_rate, 50, 25, firdes.WIN_HAMMING, 6.76))
def main(top_block_cls=simulation_test, options=None):
tb = top_block_cls()
def sig_handler(sig=None, frame=None):
tb.stop()
tb.wait()
sys.exit(0)
signal.signal(signal.SIGINT, sig_handler)
signal.signal(signal.SIGTERM, sig_handler)
tb.start(2400)
tb.wait()
if __name__ == '__main__':
main()