diff options
| -rw-r--r-- | notebooks/FIR_mehrere.ipynb | 66 | ||||
| -rw-r--r-- | simulation/QAM_Fading/epy_block_0.py | 44 | ||||
| -rwxr-xr-x | simulation/QAM_Fading/qam_fading.py | 98 | ||||
| -rw-r--r-- | simulation/QAM_Fading/qam_fading_V2.grc | 2 | ||||
| -rw-r--r-- | simulation/QAM_Fading/qam_fading_V2_eigerner_block.grc | 92 | ||||
| -rwxr-xr-x | simulation/QAM_Fading/qam_fading_block.py | 825 |
6 files changed, 1058 insertions, 69 deletions
diff --git a/notebooks/FIR_mehrere.ipynb b/notebooks/FIR_mehrere.ipynb index 0bf0e1b..1be4234 100644 --- a/notebooks/FIR_mehrere.ipynb +++ b/notebooks/FIR_mehrere.ipynb @@ -17,7 +17,7 @@ "source": [ "import numpy as np \n", "from numpy.fft import fft,ifft,fftshift\n", - "import matplotlib.pyplot as plt" + "import matplotlib.pyplot as plt\n" ] }, { @@ -93,7 +93,7 @@ "name": "stderr", "output_type": "stream", "text": [ - "/tmp/ipykernel_5041/4026507591.py:1: VisibleDeprecationWarning: Creating an ndarray from ragged nested sequences (which is a list-or-tuple of lists-or-tuples-or ndarrays with different lengths or shapes) is deprecated. If you meant to do this, you must specify 'dtype=object' when creating the ndarray\n", + "/tmp/ipykernel_2862/4026507591.py:1: VisibleDeprecationWarning: Creating an ndarray from ragged nested sequences (which is a list-or-tuple of lists-or-tuples-or ndarrays with different lengths or shapes) is deprecated. If you meant to do this, you must specify 'dtype=object' when creating the ndarray\n", " np.array(x)\n" ] }, @@ -191,36 +191,76 @@ }, { "cell_type": "code", - "execution_count": 11, - "id": "de264619", + "execution_count": 12, + "id": "efc93b69", + "metadata": {}, + "outputs": [], + "source": [ + "delay = 3.4\n", + "amplitude = .2\n", + "\n", + "d_int = int(np.floor(delay))\n", + "d_frac = delay - d_int\n", + "\n", + "h = np.concatenate([np.zeros(d_int-1), [amplitude], np.zeros(3)])" + ] + }, + { + "cell_type": "code", + "execution_count": 10, + "id": "43372541", + "metadata": {}, + "outputs": [], + "source": [ + "H_int = fft(h_int)\n", + "#H = H_int * np.exp(-1j*d_frac)\n", + "h = ifft(H_int)" + ] + }, + { + "cell_type": "code", + "execution_count": 13, + "id": "a32cb580", "metadata": {}, "outputs": [ { "data": { "text/plain": [ - "0.25" + "<StemContainer object of 3 artists>" ] }, - "execution_count": 11, + "execution_count": 13, "metadata": {}, "output_type": "execute_result" + }, + { + "data": { + "image/png": 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HcdsyyG3PSl7r6oeBuauEJ8jiizs4V6R9HLctg9z2rOS1rn4YmAdweIIsnl6etCzSPo7bliK2/ZZjJ3V6fUPVnEx83MtH5xZV1+A2syOSXiPpKjN7XNJt7n5H2oWlgSfIouv1Kcgi7eO4bSla248cX5EkHT20r8/V/Ezcj84tqq7B7e43Z1EI8oWBICC/BuYaN+JhIAjIL4IbW2IgCHEN8pPJWRuYwUnEU6TBNqSPuS2zRXBjW0UabEO6+EjfbHGpBMAlYzA7WwQ3gEvGYHa2CO4uGHBJX1ZzYdKP6WEwO1tc494BAy7py3IuTPoxPQxmZ4t33DvgYyTTl8U+ph+zkfbHBuNnCO4dMOCSPubCBOIjuHfAgEv6mAsTiI/g3gEDLunrZR8P8sfNSsWZd7Eo7egHBid3wIBL+uLu40H/uNlO+zvX7EMdaC1KO/qF4O6CpwfTF2cfD/rHzRblCcWitKNfuFSCoAz6QGNR2l+UdvQLwY2gDPpAY1HaX5R29Euk4DazN5pZzcy+Y2a3plFI3AEnnoQbTEUbaIxramJUQyU7b9lQyRJvf9rnV5b9GHcQtJdB06wHWqNMXVaS9PeSXi/pcUnfNrN73P3hpIqIO+DEk3CDq0gDjT3zLt9foizOr6zmj4w7CNrLoGk/BlrNfedeN7N9kt7n7hPt76clyd0Pb/ea8fFxX1xcjFzE/tvvVb3Z0qGTX9B1P/rZX6pdvqFfXvufi9Z/eOiFOm0X/2Nhu/XPtf6TZyRJpeddEbm+LF5DXdQV5TXP/uSMNrY4Z59jpuc/b/v3YXG2ccnn15Dp8pePd92OJOmHmwGnF++Ntn7M1yytNPXTM+sXLX/uZSWNXTN8yetf+JpHf66qf/iVGyVJ1eGyvnXrDV1r7DCzE+4eacdFuaukKukH53z/uKRf22KjByUdlKRrrrkmyrbP2m5AYquDp5fl54pzQmX5Guqirii2Cu2dlveyjUs9v56ze3fkbcUK7B5es1UIJ7l8p5+lOdAaJbhti2UXHSXuPitpVtp8xx2niJHhsurN1tm/VB3b/cV6Z/sd+oXi/oUDQrM/g2O/SOfXW3doyx9u0Za46+/0mjQHWqMMTj4u6aXnfH+1pNUki4g7UDHoA1QYXFkc+0U6v7LIln7sryjvuL8t6WVmdq2kuqSbJL01ySLODlQs1LTabGlkuLzjQEXc9YGiyOLYL9L5lUW29GN/dR2clCQz+21JH5JUkvRxd3//TuvHHZwEgEGX9OCk3P3Lkr58SVUBABLBk5MAEBiCGwACQ3ADQGAIbgAITKS7SmL/UrOGpO/3+PKrJD2VYDkhGeS2S4Pdfto+uDrt/0V3r0R5QSrBfSnMbDHqLTFFM8htlwa7/bR9MNsu9dZ+LpUAQGAIbgAITB6De7bfBfTRILddGuz20/bBFbv9ubvGDQDYWR7fcQMAdkBwA0BgchPcWUxInGdm9piZLZvZg2ZW6I9WNLOPm9kpM3vonGU/b2ZfN7P/bv//Bf2sMU3btP99ZlZv9/+D7U/kLBwze6mZ/bOZPWJm/2Fm724vL3z/79D22H2fi2vc7QmJ/0vnTEgs6eYkJyTOOzN7TNK4uxf+QQQze7WkZyV9yt2vby/7W0lPu/vt7T/cL3D3v+5nnWnZpv3vk/Ssu3+gn7WlzcxeIukl7v6AmV0h6YSkSUl/rIL3/w5t/wPF7Pu8vON+laTvuPuj7n5a0uck3djlNQiUu98n6ekLFt8o6c7213dq84AupG3aPxDc/Ql3f6D99TOSHtHmvLaF7/8d2h5bXoJ7qwmJw5tu49K4pK+Z2Yn2xMuD5kXu/oS0eYBL+oU+19MPf2ZmJ9uXUgp3qeBCZrZH0pik+zVg/X9B26WYfZ+X4I40IXHB7Xf3V0p6k6R3tf85jcHxUUm/JOkVkp6Q9Hd9rSZlZvZ8SXdJeo+7/7jf9WRpi7bH7vu8BHfqExLnnbuvtv9/StLd2rx8NEiebF8D7FwLPNXnejLl7k+6+7q7b0j6RxW4/81sSJvB9Rl3n2svHoj+36rtvfR9XoL77ITEZrZLmxMS39PnmjJjZpe3BytkZpdLeoOkh3Z+VeHcI+nt7a/fLukLfawlc53QavtdFbT/zcwk3SHpEXf/4Dk/Knz/b9f2Xvo+F3eVSPEnJC4SM7tOm++ypc15QD9b5Pab2RFJr9Hmx1k+Kek2SfOSPi/pGkkrkn7f3Qs5gLdN+1+jzX8qu6THJB3qXPMtEjP7TUn/KmlZ0kZ78Xu1ea230P2/Q9tvVsy+z01wAwCiyculEgBARAQ3AASG4AaAwBDcABAYghsAAkNwA0BgCG4ACMz/A4iPWGs+fJWAAAAAAElFTkSuQmCC\n", + "text/plain": [ + "<Figure size 432x288 with 1 Axes>" + ] + }, + "metadata": { + "needs_background": "light" + }, + "output_type": "display_data" } ], "source": [ - "sample_rate= 32e3\n", - "nsample= 4 \n", - "t = 1 / nsample " + "test = np.random.randint(0, 10, size = 20)\n", + "y = np.convolve(test, h)\n", + "\n", + "plt.stem(test, linefmt=\"C0-\")\n", + "plt.stem(y, linefmt='C1-')" ] }, { "cell_type": "code", "execution_count": null, - "id": "efc93b69", + "id": "e7b9d068", "metadata": {}, "outputs": [], - "source": [ - "f_tabs = np.exp((-2j*np.pi*t))" - ] + "source": [] } ], "metadata": { 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() |