diff options
Diffstat (limited to 'simulation/QAM_Fading/qam_fading_V2_eigerner_block.grc')
| -rw-r--r-- | simulation/QAM_Fading/qam_fading_V2_eigerner_block.grc | 39 |
1 files changed, 20 insertions, 19 deletions
diff --git a/simulation/QAM_Fading/qam_fading_V2_eigerner_block.grc b/simulation/QAM_Fading/qam_fading_V2_eigerner_block.grc index 3b2c926..99e01b1 100644 --- a/simulation/QAM_Fading/qam_fading_V2_eigerner_block.grc +++ b/simulation/QAM_Fading/qam_fading_V2_eigerner_block.grc @@ -869,34 +869,35 @@ blocks: \ out_sig=[np.complex64]\n )\n # if an attribute with\ \ the same name as a parameter is found,\n # a callback is registered\ \ (properties work, too).\n self.amplitudes = amplitudes\n self.delays\ - \ = delays\n self.temp = [0]\n if los:\n self.amplitudes.append(1)\n\ - \ self.delays.append(0)\n #self.fir = \n\n def work(self,\ - \ input_items, output_items):\n \"\"\"example: multiply with constant\"\ - \"\"\n inp = input_items[0]\n oup = output_items[0]\n \n\ - \ if len(self.amplitudes) != len(self.delays):\n raise Exception(\"\ - Amplitudes and Delay length dont match\")\n\n # raise Exception(\"\ - Delay length can't be one\")\n #if np.min(self.delays)<=1:\n #\ - \ raise Exception(\"Delay length can't be one\")\n max_len = np.max(self.delays)\n\ - \ sum_x = np.zeros(max_len)\n for(a,d) in zip(self.amplitudes,self.delays):\n\ - \ if d-1 <= 0:\n x = np.concatenate([[a], np.zeros(max_len-1)])\n\ - \ else: \n x = np.concatenate([np.zeros(d-1),\ - \ [a], np.zeros(max_len-d)])\n sum_x += x\n \n\n H_int\ - \ = fft(sum_x)\n h = ifft(H_int)\n\n\n\n y = np.convolve(inp,\ - \ h)\n y+=np.concatenate([self.temp,np.zeros(len(y)-len(self.temp))])\n\ - \n oup[:] = y[:len(inp)]\n self.temp = y[len(inp):] \n\ - \ \n\n return len(oup)" + \ = delays\n self.temp = [0]\n # if los:\n # self.amplitudes.append(1)\n\ + \ # self.delays.append(0)\n self.los= 1\n #self.fir\ + \ = \n\n def work(self, input_items, output_items):\n \"\"\"example:\ + \ multiply with constant\"\"\"\n inp = input_items[0]\n oup =\ + \ output_items[0]\n \n if len(self.amplitudes) != len(self.delays):\n\ + \ raise Exception(\"Amplitudes and Delay length dont match\")\n\n\ + \ # raise Exception(\"Delay length can't be one\")\n #if np.min(self.delays)<=1:\n\ + \ # raise Exception(\"Delay length can't be one\")\n max_len\ + \ = np.max(self.delays)\n sum_x = np.zeros(max_len)\n for(a,d)\ + \ in zip(self.amplitudes,self.delays):\n # if d-1 <= 0:\n \ + \ # x = np.concatenate([[a], np.zeros(max_len-1)])\n # else:\ + \ \n x = np.concatenate([np.zeros(d-1), [a], np.zeros(max_len-d)])\n\ + \ sum_x += x\n \n #sum_x[0] = self.los\n print(sum_x)\n\ + \ \n H_int = fft(sum_x)\n\n h = ifft(H_int)\n\n \ + \ #h[0]=1\n\n y = np.convolve(inp, sum_x)\n \n y+=np.concatenate([self.temp,np.zeros(len(y)-len(self.temp))])\n\ + \ \n\n oup[:] = y[:len(inp)]\n self.temp = y[len(inp):]\ + \ \n \n\n return len(oup)" affinity: '' alias: '' - amplitudes: '[0.3]' + amplitudes: '[0.2,0.2,0.2,0.2,0.2]' comment: '' - delays: '[3]' + delays: '[sps+1,sps+1,sps+1,sps+1,sps+1]' los: 'True' maxoutbuf: '0' minoutbuf: '0' states: _io_cache: ('Embedded Python Block', 'blk', [('amplitudes', '[]'), ('delays', '[]'), ('los', 'True')], [('0', 'complex', 1)], [('0', 'complex', 1)], 'Embedded - Python Block example - a simple multiply const', ['amplitudes', 'delays']) + Python Block example - a simple multiply const', ['amplitudes', 'delays', 'los']) bus_sink: false bus_source: false bus_structure: null |