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-rw-r--r--simulation/QAM_Fading/epy_block_0.py44
-rwxr-xr-xsimulation/QAM_Fading/qam_fading.py98
-rw-r--r--simulation/QAM_Fading/qam_fading_V2.grc2
-rw-r--r--simulation/QAM_Fading/qam_fading_V2_eigerner_block.grc92
-rwxr-xr-xsimulation/QAM_Fading/qam_fading_block.py825
5 files changed, 1005 insertions, 56 deletions
diff --git a/simulation/QAM_Fading/epy_block_0.py b/simulation/QAM_Fading/epy_block_0.py
index 8c7e300..286e5f1 100644
--- a/simulation/QAM_Fading/epy_block_0.py
+++ b/simulation/QAM_Fading/epy_block_0.py
@@ -7,13 +7,14 @@ be the parameters. All of them are required to have default values!
"""
import numpy as np
+from numpy.fft import fft,ifft,fftshift
from gnuradio import gr
class blk(gr.sync_block): # other base classes are basic_block, decim_block, interp_block
"""Embedded Python Block example - a simple multiply const"""
- def __init__(self, amplitudes=[], delays=[]): # only default arguments here
+ def __init__(self, amplitudes=[], delays=[], los=True): # only default arguments here
"""arguments to this function show up as parameters in GRC"""
gr.sync_block.__init__(
self,
@@ -23,28 +24,45 @@ class blk(gr.sync_block): # other base classes are basic_block, decim_block, in
)
# if an attribute with the same name as a parameter is found,
# a callback is registered (properties work, too).
- self.amplitues = amplitudes
+ self.amplitudes = amplitudes
self.delays = delays
-
+ self.temp = [0]
+ if los:
+ self.amplitudes.append(1)
+ self.delays.append(0)
#self.fir =
def work(self, input_items, output_items):
"""example: multiply with constant"""
inp = input_items[0]
oup = output_items[0]
- amplitudes = [0.2, 0.5 ,0.8]
- delays = [3,5,2]
- i = len(amplitudes)
+
+ if len(self.amplitudes) != len(self.delays):
+ raise Exception("Amplitudes and Delay length dont match")
+
+ # raise Exception("Delay length can't be one")
+ #if np.min(self.delays)<=1:
+ # raise Exception("Delay length can't be one")
+ 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)])
+ sum_x += x
+
- outp[:] = [([1]+[0 for n in range (0,delays[i])]+[amplitudes[i]]) for i in range(0,i)]
+ H_int = fft(sum_x)
+ h = ifft(H_int)
- return len(output_items[0])
-if __name__ == '__main__':
- ampl = [0.2, 0.5 ,0.8]
- delays = [3,5,2]
- i = len(ampl)
- [([1]+[0 for n in range (0,delays[i])]+[ampl[i]]) for i in range(0,i)]
+ y = np.convolve(inp, h)
+ y+=np.concatenate([self.temp,np.zeros(len(y)-len(self.temp))])
+ oup[:] = y[:len(inp)]
+ self.temp = y[len(inp):]
+
+ return len(oup) \ No newline at end of file
diff --git a/simulation/QAM_Fading/qam_fading.py b/simulation/QAM_Fading/qam_fading.py
index ac1106c..957530d 100755
--- a/simulation/QAM_Fading/qam_fading.py
+++ b/simulation/QAM_Fading/qam_fading.py
@@ -87,12 +87,16 @@ class qam_fading(gr.top_block, Qt.QWidget):
self.phase_bw = phase_bw = 2 * 3.141592653589793 / 100
self.noise_volt = noise_volt = 0.0001
self.freq_offset = freq_offset = 0
+ self.fading_3 = fading_3 = 0
+ self.fading_2 = fading_2 = 0
self.fading_1 = fading_1 = 2
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, ]
+ self.amp_3 = amp_3 = 0
+ self.amp_2 = amp_2 = 0
self.amp_1 = amp_1 = 0.2
self.LOS_NLOS = LOS_NLOS = 1
@@ -168,6 +172,27 @@ class qam_fading(gr.top_block, Qt.QWidget):
self.params_grid_layout_0.setRowStretch(r, 1)
for c in range(0, 1):
self.params_grid_layout_0.setColumnStretch(c, 1)
+ self._fading_3_range = Range(0, 30, 1, 0, 200)
+ self._fading_3_win = RangeWidget(self._fading_3_range, self.set_fading_3, 'Fading 3', "counter_slider", int)
+ self.params_grid_layout_2.addWidget(self._fading_3_win, 3, 0, 1, 1)
+ for r in range(3, 4):
+ self.params_grid_layout_2.setRowStretch(r, 1)
+ for c in range(0, 1):
+ self.params_grid_layout_2.setColumnStretch(c, 1)
+ self._fading_2_range = Range(0, 30, 1, 0, 200)
+ self._fading_2_win = RangeWidget(self._fading_2_range, self.set_fading_2, 'Fading 2', "counter_slider", int)
+ self.params_grid_layout_2.addWidget(self._fading_2_win, 2, 0, 1, 1)
+ for r in range(2, 3):
+ self.params_grid_layout_2.setRowStretch(r, 1)
+ for c in range(0, 1):
+ self.params_grid_layout_2.setColumnStretch(c, 1)
+ self._fading_1_range = Range(1, 30, 1, 2, 200)
+ self._fading_1_win = RangeWidget(self._fading_1_range, self.set_fading_1, 'Fading', "counter_slider", int)
+ self.params_grid_layout_2.addWidget(self._fading_1_win, 1, 0, 1, 1)
+ for r in range(1, 2):
+ self.params_grid_layout_2.setRowStretch(r, 1)
+ for c in range(0, 1):
+ self.params_grid_layout_2.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)
@@ -175,11 +200,32 @@ class qam_fading(gr.top_block, Qt.QWidget):
self.params_grid_layout_1.setRowStretch(r, 1)
for c in range(0, 1):
self.params_grid_layout_1.setColumnStretch(c, 1)
+ self._amp_3_range = Range(0, 5, 0.1, 0, 200)
+ self._amp_3_win = RangeWidget(self._amp_3_range, self.set_amp_3, 'Ampliude 3', "counter_slider", float)
+ self.params_grid_layout_2.addWidget(self._amp_3_win, 3, 1, 1, 1)
+ for r in range(3, 4):
+ self.params_grid_layout_2.setRowStretch(r, 1)
+ for c in range(1, 2):
+ self.params_grid_layout_2.setColumnStretch(c, 1)
+ self._amp_2_range = Range(0, 5, 0.1, 0, 200)
+ self._amp_2_win = RangeWidget(self._amp_2_range, self.set_amp_2, 'Ampliude 2', "counter_slider", float)
+ self.params_grid_layout_2.addWidget(self._amp_2_win, 2, 1, 1, 1)
+ for r in range(2, 3):
+ self.params_grid_layout_2.setRowStretch(r, 1)
+ for c in range(1, 2):
+ self.params_grid_layout_2.setColumnStretch(c, 1)
self._amp_1_range = Range(0, 5, 0.1, 0.2, 200)
self._amp_1_win = RangeWidget(self._amp_1_range, self.set_amp_1, 'Ampliude', "counter_slider", float)
- self.params_grid_layout_2.addWidget(self._amp_1_win, 1, 0, 1, 1)
+ self.params_grid_layout_2.addWidget(self._amp_1_win, 1, 1, 1, 1)
for r in range(1, 2):
self.params_grid_layout_2.setRowStretch(r, 1)
+ for c in range(1, 2):
+ self.params_grid_layout_2.setColumnStretch(c, 1)
+ self._LOS_NLOS_range = Range(0, 1, 1, 1, 200)
+ self._LOS_NLOS_win = RangeWidget(self._LOS_NLOS_range, self.set_LOS_NLOS, 'LOS_NLOS', "counter_slider", int)
+ self.params_grid_layout_2.addWidget(self._LOS_NLOS_win, 0, 0, 1, 1)
+ for r in range(0, 1):
+ self.params_grid_layout_2.setRowStretch(r, 1)
for c in range(0, 1):
self.params_grid_layout_2.setColumnStretch(c, 1)
self.qtgui_time_sink_x_0 = qtgui.time_sink_f(
@@ -498,15 +544,8 @@ class qam_fading(gr.top_block, Qt.QWidget):
self.plots_grid_layout_0.setRowStretch(r, 1)
for c in range(0, 1):
self.plots_grid_layout_0.setColumnStretch(c, 1)
- self.interp_fir_filter_xxx_0 = filter.interp_fir_filter_ccc(1, [amp_1])
- self.interp_fir_filter_xxx_0.declare_sample_delay(2)
- self._fading_1_range = Range(1, 30, 1, 2, 200)
- self._fading_1_win = RangeWidget(self._fading_1_range, self.set_fading_1, 'Fading', "counter_slider", int)
- self.params_grid_layout_2.addWidget(self._fading_1_win, 0, 0, 1, 1)
- for r in range(0, 1):
- self.params_grid_layout_2.setRowStretch(r, 1)
- for c in range(0, 1):
- self.params_grid_layout_2.setColumnStretch(c, 1)
+ self.interp_fir_filter_xxx_0 = filter.interp_fir_filter_ccc(1, [LOS_NLOS]+(([0]*fading_1)+[amp_1])+(([0]*fading_2)+[amp_2])+(([0]*fading_3)+[amp_3]))
+ self.interp_fir_filter_xxx_0.declare_sample_delay(0)
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])
@@ -543,13 +582,6 @@ class qam_fading(gr.top_block, Qt.QWidget):
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)
- self._LOS_NLOS_range = Range(0, 1, 1, 1, 200)
- self._LOS_NLOS_win = RangeWidget(self._LOS_NLOS_range, self.set_LOS_NLOS, 'LOS_NLOS', "counter_slider", int)
- self.params_grid_layout_2.addWidget(self._LOS_NLOS_win, 0, 1, 1, 1)
- for r in range(0, 1):
- self.params_grid_layout_2.setRowStretch(r, 1)
- for c in range(1, 2):
- self.params_grid_layout_2.setColumnStretch(c, 1)
@@ -677,11 +709,26 @@ class qam_fading(gr.top_block, Qt.QWidget):
self.freq_offset = freq_offset
self.channels_channel_model_0.set_frequency_offset(self.freq_offset)
+ def get_fading_3(self):
+ return self.fading_3
+
+ def set_fading_3(self, fading_3):
+ self.fading_3 = fading_3
+ self.interp_fir_filter_xxx_0.set_taps([self.LOS_NLOS]+(([0]*self.fading_1)+[self.amp_1])+(([0]*self.fading_2)+[self.amp_2])+(([0]*self.fading_3)+[self.amp_3]))
+
+ def get_fading_2(self):
+ return self.fading_2
+
+ def set_fading_2(self, fading_2):
+ self.fading_2 = fading_2
+ self.interp_fir_filter_xxx_0.set_taps([self.LOS_NLOS]+(([0]*self.fading_1)+[self.amp_1])+(([0]*self.fading_2)+[self.amp_2])+(([0]*self.fading_3)+[self.amp_3]))
+
def get_fading_1(self):
return self.fading_1
def set_fading_1(self, fading_1):
self.fading_1 = fading_1
+ self.interp_fir_filter_xxx_0.set_taps([self.LOS_NLOS]+(([0]*self.fading_1)+[self.amp_1])+(([0]*self.fading_2)+[self.amp_2])+(([0]*self.fading_3)+[self.amp_3]))
def get_eq_ntaps(self):
return self.eq_ntaps
@@ -718,18 +765,33 @@ class qam_fading(gr.top_block, Qt.QWidget):
self.chn_taps = chn_taps
self.channels_channel_model_0.set_taps(self.chn_taps)
+ def get_amp_3(self):
+ return self.amp_3
+
+ def set_amp_3(self, amp_3):
+ self.amp_3 = amp_3
+ self.interp_fir_filter_xxx_0.set_taps([self.LOS_NLOS]+(([0]*self.fading_1)+[self.amp_1])+(([0]*self.fading_2)+[self.amp_2])+(([0]*self.fading_3)+[self.amp_3]))
+
+ def get_amp_2(self):
+ return self.amp_2
+
+ def set_amp_2(self, amp_2):
+ self.amp_2 = amp_2
+ self.interp_fir_filter_xxx_0.set_taps([self.LOS_NLOS]+(([0]*self.fading_1)+[self.amp_1])+(([0]*self.fading_2)+[self.amp_2])+(([0]*self.fading_3)+[self.amp_3]))
+
def get_amp_1(self):
return self.amp_1
def set_amp_1(self, amp_1):
self.amp_1 = amp_1
- self.interp_fir_filter_xxx_0.set_taps([self.amp_1])
+ self.interp_fir_filter_xxx_0.set_taps([self.LOS_NLOS]+(([0]*self.fading_1)+[self.amp_1])+(([0]*self.fading_2)+[self.amp_2])+(([0]*self.fading_3)+[self.amp_3]))
def get_LOS_NLOS(self):
return self.LOS_NLOS
def set_LOS_NLOS(self, LOS_NLOS):
self.LOS_NLOS = LOS_NLOS
+ self.interp_fir_filter_xxx_0.set_taps([self.LOS_NLOS]+(([0]*self.fading_1)+[self.amp_1])+(([0]*self.fading_2)+[self.amp_2])+(([0]*self.fading_3)+[self.amp_3]))
diff --git a/simulation/QAM_Fading/qam_fading_V2.grc b/simulation/QAM_Fading/qam_fading_V2.grc
index 5ab2545..3bfc382 100644
--- a/simulation/QAM_Fading/qam_fading_V2.grc
+++ b/simulation/QAM_Fading/qam_fading_V2.grc
@@ -797,7 +797,7 @@ blocks:
bus_sink: false
bus_source: false
bus_structure: null
- coordinate: [1000, 340.0]
+ coordinate: [1000, 348.0]
rotation: 0
state: enabled
- name: params
diff --git a/simulation/QAM_Fading/qam_fading_V2_eigerner_block.grc b/simulation/QAM_Fading/qam_fading_V2_eigerner_block.grc
index 359e3d0..3b2c926 100644
--- a/simulation/QAM_Fading/qam_fading_V2_eigerner_block.grc
+++ b/simulation/QAM_Fading/qam_fading_V2_eigerner_block.grc
@@ -10,7 +10,7 @@ options:
gen_linking: dynamic
generate_options: qt_gui
hier_block_src_path: '.:'
- id: qam_fading
+ id: qam_fading_block
max_nouts: '0'
output_language: python
placement: (0,0)
@@ -859,41 +859,85 @@ blocks:
\ GRC will instantiate the first class it finds\nto get ports and parameters\
\ of your block. The arguments to __init__ will\nbe the parameters. All of\
\ them are required to have default values!\n\"\"\"\n\nimport numpy as np\n\
- from gnuradio import gr\n\n\nclass blk(gr.sync_block): # other base classes\
- \ are basic_block, decim_block, interp_block\n \"\"\"Embedded Python Block\
- \ example - a simple multiply const\"\"\"\n\n def __init__(self, amplitudes=[],\
- \ delays=[]): # only default arguments here\n \"\"\"arguments to this\
- \ function show up as parameters in GRC\"\"\"\n gr.sync_block.__init__(\n\
- \ self,\n name='Embedded Python Block', # will show\
- \ up in GRC\n in_sig=[np.complex64],\n 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.amplitues\
- \ = amplitudes\n self.delays = delays\n\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\
- \ amplitudes = [0.2, 0.5 ,0.8]\n delays = [3,5,2]\n i =\
- \ len(amplitudes)\n\n outp[:] = [([1]+[0 for n in range (0,delays[i])]+[amplitudes[i]])\
- \ for i in range(0,i)]\n\n return len(output_items[0])\n\n\nif __name__\
- \ == '__main__':\n ampl = [0.2, 0.5 ,0.8]\n delays = [3,5,2]\n i =\
- \ len(ampl)\n [([1]+[0 for n in range (0,delays[i])]+[ampl[i]]) for i in\
- \ range(0,i)]\n\n\n"
+ from numpy.fft import fft,ifft,fftshift\nfrom gnuradio import gr\n\n\nclass\
+ \ blk(gr.sync_block): # other base classes are basic_block, decim_block, interp_block\n\
+ \ \"\"\"Embedded Python Block example - a simple multiply const\"\"\"\n\n\
+ \ def __init__(self, amplitudes=[], delays=[], los=True): # only default\
+ \ arguments here\n \"\"\"arguments to this function show up as parameters\
+ \ in GRC\"\"\"\n gr.sync_block.__init__(\n self,\n \
+ \ name='Embedded Python Block', # will show up in GRC\n in_sig=[np.complex64],\n\
+ \ 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)"
affinity: ''
alias: ''
- amplitudes: '[0.2, 0.5 ,0.8]'
+ amplitudes: '[0.3]'
comment: ''
- delays: '[3,5,2]'
+ delays: '[3]'
+ los: 'True'
maxoutbuf: '0'
minoutbuf: '0'
states:
_io_cache: ('Embedded Python Block', 'blk', [('amplitudes', '[]'), ('delays',
- '[]')], [('0', 'complex', 1)], [('0', 'complex', 1)], 'Embedded Python Block
- example - a simple multiply const', ['delays'])
+ '[]'), ('los', 'True')], [('0', 'complex', 1)], [('0', 'complex', 1)], 'Embedded
+ Python Block example - a simple multiply const', ['amplitudes', 'delays'])
bus_sink: false
bus_source: false
bus_structure: null
- coordinate: [992, 340.0]
+ coordinate: [960, 308.0]
rotation: 0
state: true
+- name: epy_block_1
+ id: epy_block
+ parameters:
+ _source_code: "\"\"\"\nEmbedded Python Blocks:\n\nEach time this file is saved,\
+ \ GRC will instantiate the first class it finds\nto get ports and parameters\
+ \ of your block. The arguments to __init__ will\nbe the parameters. All of\
+ \ them are required to have default values!\n\"\"\"\n\nimport numpy as np\n\
+ from gnuradio import gr\n\n\nclass blk(gr.sync_block): # other base classes\
+ \ are basic_block, decim_block, interp_block\n \"\"\"Embedded Python Block\
+ \ example - a simple multiply const\"\"\"\n\n def __init__(self, example_param=1.0):\
+ \ # only default arguments here\n \"\"\"arguments to this function show\
+ \ up as parameters in GRC\"\"\"\n gr.sync_block.__init__(\n \
+ \ self,\n name='Embedded Python Block', # will show up in GRC\n\
+ \ in_sig=[np.complex64],\n 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.example_param\
+ \ = example_param\n\n def work(self, input_items, output_items):\n \
+ \ \"\"\"example: multiply with constant\"\"\"\n output_items[0][:] =\
+ \ input_items[0] * self.example_param\n return len(output_items[0])\n"
+ affinity: ''
+ alias: ''
+ comment: ''
+ example_param: ''
+ maxoutbuf: '0'
+ minoutbuf: '0'
+ states:
+ _io_cache: ('Embedded Python Block', 'blk', [('example_param', '1.0')], [('0',
+ 'complex', 1)], [('0', 'complex', 1)], 'Embedded Python Block example - a simple
+ multiply const', ['example_param'])
+ bus_sink: false
+ bus_source: false
+ bus_structure: null
+ coordinate: [984, 284.0]
+ rotation: 0
+ state: disabled
- name: import_0
id: import
parameters:
diff --git a/simulation/QAM_Fading/qam_fading_block.py b/simulation/QAM_Fading/qam_fading_block.py
new file mode 100755
index 0000000..52f5fe3
--- /dev/null
+++ b/simulation/QAM_Fading/qam_fading_block.py
@@ -0,0 +1,825 @@
+#!/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 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
+import epy_block_0
+import numpy as np
+
+from gnuradio import qtgui
+
+class qam_fading_block(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_block")
+
+ 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.fading_3 = fading_3 = 0
+ self.fading_2 = fading_2 = 0
+ self.fading_1 = fading_1 = 2
+ 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, ]
+ self.amp_3 = amp_3 = 0
+ self.amp_2 = amp_2 = 0
+ self.amp_1 = amp_1 = 0.2
+ self.LOS_NLOS = LOS_NLOS = 1
+
+ ##################################################
+ # 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.params_widget_2 = Qt.QWidget()
+ self.params_layout_2 = Qt.QBoxLayout(Qt.QBoxLayout.TopToBottom, self.params_widget_2)
+ self.params_grid_layout_2 = Qt.QGridLayout()
+ self.params_layout_2.addLayout(self.params_grid_layout_2)
+ self.params.addTab(self.params_widget_2, 'Fading')
+ 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.plots_grid_layout_1.addWidget(self._qtgui_freq_sink_x_2_1_win, 1, 0, 1, 1)
+ for r in range(1, 2):
+ self.plots_grid_layout_1.setRowStretch(r, 1)
+ for c in range(0, 1):
+ self.plots_grid_layout_1.setColumnStretch(c, 1)
+ 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', 'normal', '', '', '',
+ '', '', '', '', '']
+ 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', 'normal', '', '', '',
+ '', '', '', '', '']
+ 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', 'normal', '', '', '',
+ '', '', '', '', '']
+ 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', 'normal', '', '', '',
+ '', '', '', '', '']
+ 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._fading_3_range = Range(0, 30, 1, 0, 200)
+ self._fading_3_win = RangeWidget(self._fading_3_range, self.set_fading_3, 'Fading 3', "counter_slider", int)
+ self.params_grid_layout_2.addWidget(self._fading_3_win, 3, 0, 1, 1)
+ for r in range(3, 4):
+ self.params_grid_layout_2.setRowStretch(r, 1)
+ for c in range(0, 1):
+ self.params_grid_layout_2.setColumnStretch(c, 1)
+ self._fading_2_range = Range(0, 30, 1, 0, 200)
+ self._fading_2_win = RangeWidget(self._fading_2_range, self.set_fading_2, 'Fading 2', "counter_slider", int)
+ self.params_grid_layout_2.addWidget(self._fading_2_win, 2, 0, 1, 1)
+ for r in range(2, 3):
+ self.params_grid_layout_2.setRowStretch(r, 1)
+ for c in range(0, 1):
+ self.params_grid_layout_2.setColumnStretch(c, 1)
+ self._fading_1_range = Range(1, 30, 1, 2, 200)
+ self._fading_1_win = RangeWidget(self._fading_1_range, self.set_fading_1, 'Fading', "counter_slider", int)
+ self.params_grid_layout_2.addWidget(self._fading_1_win, 1, 0, 1, 1)
+ for r in range(1, 2):
+ 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.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)
+ self._amp_3_range = Range(0, 5, 0.1, 0, 200)
+ self._amp_3_win = RangeWidget(self._amp_3_range, self.set_amp_3, 'Ampliude 3', "counter_slider", float)
+ self.params_grid_layout_2.addWidget(self._amp_3_win, 3, 1, 1, 1)
+ for r in range(3, 4):
+ self.params_grid_layout_2.setRowStretch(r, 1)
+ for c in range(1, 2):
+ self.params_grid_layout_2.setColumnStretch(c, 1)
+ self._amp_2_range = Range(0, 5, 0.1, 0, 200)
+ self._amp_2_win = RangeWidget(self._amp_2_range, self.set_amp_2, 'Ampliude 2', "counter_slider", float)
+ self.params_grid_layout_2.addWidget(self._amp_2_win, 2, 1, 1, 1)
+ for r in range(2, 3):
+ self.params_grid_layout_2.setRowStretch(r, 1)
+ for c in range(1, 2):
+ self.params_grid_layout_2.setColumnStretch(c, 1)
+ self._amp_1_range = Range(0, 5, 0.1, 0.2, 200)
+ self._amp_1_win = RangeWidget(self._amp_1_range, self.set_amp_1, 'Ampliude', "counter_slider", float)
+ self.params_grid_layout_2.addWidget(self._amp_1_win, 1, 1, 1, 1)
+ for r in range(1, 2):
+ self.params_grid_layout_2.setRowStretch(r, 1)
+ for c in range(1, 2):
+ self.params_grid_layout_2.setColumnStretch(c, 1)
+ self._LOS_NLOS_range = Range(0, 1, 1, 1, 200)
+ self._LOS_NLOS_win = RangeWidget(self._LOS_NLOS_range, self.set_LOS_NLOS, 'LOS_NLOS', "counter_slider", int)
+ self.params_grid_layout_2.addWidget(self._LOS_NLOS_win, 0, 0, 1, 1)
+ for r in range(0, 1):
+ self.params_grid_layout_2.setRowStretch(r, 1)
+ for c in range(0, 1):
+ self.params_grid_layout_2.setColumnStretch(c, 1)
+
+
+
+ ##################################################
+ # 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.epy_block_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.epy_block_0, 0), (self.digital_pfb_clock_sync_xxx_0, 0))
+ self.connect((self.epy_block_0, 0), (self.qtgui_const_sink_x_0, 0))
+ self.connect((self.epy_block_0, 0), (self.qtgui_freq_sink_x_0, 0))
+
+
+ def closeEvent(self, event):
+ self.settings = Qt.QSettings("GNU Radio", "qam_fading_block")
+ 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))
+
+ 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_fading_3(self):
+ return self.fading_3
+
+ def set_fading_3(self, fading_3):
+ self.fading_3 = fading_3
+
+ def get_fading_2(self):
+ return self.fading_2
+
+ def set_fading_2(self, fading_2):
+ self.fading_2 = fading_2
+
+ def get_fading_1(self):
+ return self.fading_1
+
+ def set_fading_1(self, fading_1):
+ self.fading_1 = fading_1
+
+ 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 get_amp_3(self):
+ return self.amp_3
+
+ def set_amp_3(self, amp_3):
+ self.amp_3 = amp_3
+
+ def get_amp_2(self):
+ return self.amp_2
+
+ def set_amp_2(self, amp_2):
+ self.amp_2 = amp_2
+
+ def get_amp_1(self):
+ return self.amp_1
+
+ def set_amp_1(self, amp_1):
+ self.amp_1 = amp_1
+
+ def get_LOS_NLOS(self):
+ return self.LOS_NLOS
+
+ def set_LOS_NLOS(self, LOS_NLOS):
+ self.LOS_NLOS = LOS_NLOS
+
+
+
+
+
+def main(top_block_cls=qam_fading_block, 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()
generated by cgit v1.2.1 (git 2.18.0) at 2024-11-25 12:20:49 +0100