diff options
Diffstat (limited to 'simulation/QAM_Fading')
| -rwxr-xr-x | simulation/QAM_Fading/qam_fading.py | 20 | ||||
| -rw-r--r-- | simulation/QAM_Fading/qam_fading_V2_eigerner_block.grc | 41 | ||||
| -rwxr-xr-x | simulation/QAM_Fading/qam_fading_block.py | 33 | ||||
| -rw-r--r-- | simulation/QAM_Fading/qam_fading_frequency_selectiv.grc | 108 |
4 files changed, 137 insertions, 65 deletions
diff --git a/simulation/QAM_Fading/qam_fading.py b/simulation/QAM_Fading/qam_fading.py index 30f2262..29991e1 100755 --- a/simulation/QAM_Fading/qam_fading.py +++ b/simulation/QAM_Fading/qam_fading.py @@ -36,6 +36,7 @@ from argparse import ArgumentParser from gnuradio.eng_arg import eng_float, intx from gnuradio import eng_notation from gnuradio.qtgui import Range, RangeWidget +import numpy as np from gnuradio import qtgui @@ -80,6 +81,7 @@ class qam_fading(gr.top_block, Qt.QWidget): 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.test = test = 1 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 @@ -88,7 +90,8 @@ class qam_fading(gr.top_block, Qt.QWidget): self.eq_ntaps = eq_ntaps = 15 self.eq_mod = eq_mod = 1 self.eq_gain = eq_gain = .01 - self.const = const = digital.constellation_qpsk().base() + self.const = const = digital.constellation_calcdist([-1-1j, -1+1j, 1+1j, 1-1j], [0, 1, 3, 2], + 4, 1).base() self.chn_taps = chn_taps = [1.0 + 0.0j, ] ################################################## @@ -165,6 +168,13 @@ 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._test_range = Range(1, 30, 1, 1, 200) + self._test_win = RangeWidget(self._test_range, self.set_test, 'test', "counter_slider", int) + self.params_grid_layout_0.addWidget(self._test_win, 1, 2, 1, 1) + for r in range(1, 2): + self.params_grid_layout_0.setRowStretch(r, 1) + for c in range(2, 3): + self.params_grid_layout_0.setColumnStretch(c, 1) self.qtgui_time_sink_x_0 = qtgui.time_sink_f( 1024, #size samp_rate, #samp_rate @@ -456,7 +466,7 @@ class qam_fading(gr.top_block, Qt.QWidget): 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_selective_fading_model_0 = channels.selective_fading_model( 8, 0, True, 4, 0, (0,0.3e-6), (1,0.39), 3 ) + self.channels_selective_fading_model_0 = channels.selective_fading_model( 8, 0, False, 4, 0, [(np.pi)], [(1)], 8 ) self.channels_channel_model_0 = channels.channel_model( noise_voltage=noise_volt, frequency_offset=freq_offset, @@ -558,6 +568,12 @@ class qam_fading(gr.top_block, Qt.QWidget): self.time_offset = time_offset self.channels_channel_model_0.set_timing_offset(self.time_offset) + def get_test(self): + return self.test + + def set_test(self, test): + self.test = test + def get_samp_rate(self): return self.samp_rate diff --git a/simulation/QAM_Fading/qam_fading_V2_eigerner_block.grc b/simulation/QAM_Fading/qam_fading_V2_eigerner_block.grc index 42a922b..3010c58 100644 --- a/simulation/QAM_Fading/qam_fading_V2_eigerner_block.grc +++ b/simulation/QAM_Fading/qam_fading_V2_eigerner_block.grc @@ -96,7 +96,7 @@ blocks: rot_sym: '4' soft_dec_lut: None sym_map: '[0, 1, 3, 2]' - type: 16qam + type: calcdist states: bus_sink: false bus_source: false @@ -768,49 +768,14 @@ blocks: coordinate: [1016, 1204.0] 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: fadingui_multipath_fading_0 id: fadingui_multipath_fading parameters: affinity: '' alias: '' - amplitudes: '[amp_1]' + amplitudes: '[0.2]' comment: '' - delays: '[fading_1]' + delays: '[4]' los: 'True' maxoutbuf: '0' minoutbuf: '0' diff --git a/simulation/QAM_Fading/qam_fading_block.py b/simulation/QAM_Fading/qam_fading_block.py index 416799c..3e625ea 100755 --- a/simulation/QAM_Fading/qam_fading_block.py +++ b/simulation/QAM_Fading/qam_fading_block.py @@ -91,7 +91,8 @@ class qam_fading_block(gr.top_block, Qt.QWidget): 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.const = const = digital.constellation_calcdist([-1-1j, -1+1j, 1+1j, 1-1j], [0, 1, 3, 2], + 4, 1).base() self.chn_taps = chn_taps = [1.0 + 0.0j, ] self.amp_1 = amp_1 = 0.2 self.LOS_NLOS = LOS_NLOS = 1 @@ -168,13 +169,6 @@ class qam_fading_block(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_1_range = Range(1, 30, 0.0001, sps, 200) - self._fading_1_win = RangeWidget(self._fading_1_range, self.set_fading_1, 'Fading', "counter_slider", float) - 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) @@ -182,13 +176,6 @@ class qam_fading_block(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_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.qtgui_time_sink_x_0 = qtgui.time_sink_f( 1024, #size samp_rate, #samp_rate @@ -505,7 +492,14 @@ class qam_fading_block(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.fadingui_multipath_fading_0 = fadingui.multipath_fading(amplitudes=[amp_1], delays=[fading_1], los =True) + self.fadingui_multipath_fading_0 = fadingui.multipath_fading(amplitudes=[0.2], delays=[4], los =True) + self._fading_1_range = Range(1, 30, 0.0001, sps, 200) + self._fading_1_win = RangeWidget(self._fading_1_range, self.set_fading_1, 'Fading', "counter_slider", float) + 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.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]) @@ -542,6 +536,13 @@ class qam_fading_block(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._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) diff --git a/simulation/QAM_Fading/qam_fading_frequency_selectiv.grc b/simulation/QAM_Fading/qam_fading_frequency_selectiv.grc index ce87db8..6d2c7da 100644 --- a/simulation/QAM_Fading/qam_fading_frequency_selectiv.grc +++ b/simulation/QAM_Fading/qam_fading_frequency_selectiv.grc @@ -54,7 +54,7 @@ blocks: rot_sym: '4' soft_dec_lut: None sym_map: '[0, 1, 3, 2]' - type: qpsk + type: calcdist states: bus_sink: false bus_source: false @@ -230,6 +230,27 @@ blocks: coordinate: [224, 268.0] rotation: 0 state: true +- name: test + id: variable_qtgui_range + parameters: + comment: '' + gui_hint: 'params@0: 1,2,1,1' + label: test + min_len: '200' + orient: Qt.Horizontal + rangeType: int + start: '1' + step: '1' + stop: '30' + value: '1' + widget: counter_slider + states: + bus_sink: false + bus_source: false + bus_structure: null + coordinate: [768, 44.0] + rotation: 0 + state: true - name: time_offset id: variable_qtgui_range parameters: @@ -450,29 +471,77 @@ blocks: coordinate: [648, 316.0] rotation: 0 state: enabled +- name: channels_selective_fading_model2_0 + id: channels_selective_fading_model2 + parameters: + K: '5.1' + LOS: 'False' + N: '20' + affinity: '' + alias: '' + comment: '' + delay_maxdev: (0.5,0.7,0.9) + delay_std: (1e-4,1e-4,1e-4) + delays: (1.0,1.9,2.7) + fDTs: '0' + mags: (1,0.95,0.8) + maxoutbuf: '0' + minoutbuf: '0' + ntaps: '8' + seed: '0' + states: + bus_sink: false + bus_source: false + bus_structure: null + coordinate: [904, 292.0] + rotation: 0 + state: disabled - name: channels_selective_fading_model_0 id: channels_selective_fading_model parameters: K: '4' - LOS: 'True' + LOS: 'False' N: '8' affinity: '' alias: '' comment: '' - delays: (0,0.3e-6) + delays: (np.pi) fDTs: '0' - mags: (1,0.39) + mags: (1) maxoutbuf: '0' minoutbuf: '0' - ntaps: '3' + ntaps: '8' seed: '0' states: bus_sink: false bus_source: false bus_structure: null - coordinate: [976, 308.0] + coordinate: [968, 476.0] rotation: 0 - state: true + state: enabled +- name: channels_selective_fading_model_2 + id: channels_selective_fading_model + parameters: + K: '4.0' + LOS: 'False' + N: '30' + affinity: '' + alias: '' + comment: '' + delays: (0.0,0.1,1.3) + fDTs: '0' + mags: (1,0.99,0.97) + maxoutbuf: '0' + minoutbuf: '0' + ntaps: '8' + seed: '0' + states: + bus_sink: false + bus_source: false + bus_structure: null + coordinate: [928, 140.0] + rotation: 0 + state: disabled - name: digital_cma_equalizer_cc_0 id: digital_cma_equalizer_cc parameters: @@ -710,6 +779,19 @@ blocks: coordinate: [1088, 868.0] rotation: 0 state: true +- name: import_0 + id: import + parameters: + alias: '' + comment: '' + imports: import numpy as np + states: + bus_sink: false + bus_source: false + bus_structure: null + coordinate: [536, 156.0] + rotation: 0 + state: true - name: params id: qtgui_tab_widget parameters: @@ -867,7 +949,7 @@ blocks: bus_sink: false bus_source: false bus_structure: null - coordinate: [1036.0, -64] + coordinate: [1084.0, -104] rotation: 90 state: enabled - name: qtgui_const_sink_x_0_0 @@ -1223,7 +1305,7 @@ blocks: bus_sink: false bus_source: false bus_structure: null - coordinate: [1080.0, 656] + coordinate: [1080.0, 680] rotation: 270 state: true - name: qtgui_freq_sink_x_2_1 @@ -1417,13 +1499,21 @@ connections: - [blocks_unpack_k_bits_bb_0, '0', blocks_char_to_float_0, '0'] - [blocks_unpack_k_bits_bb_0_0, '0', blocks_char_to_float_0_0, '0'] - [blocks_unpack_k_bits_bb_0_1, '0', blocks_char_to_float_0_1, '0'] +- [channels_channel_model_0, '0', channels_selective_fading_model2_0, '0'] - [channels_channel_model_0, '0', channels_selective_fading_model_0, '0'] +- [channels_channel_model_0, '0', channels_selective_fading_model_2, '0'] - [channels_channel_model_0, '0', digital_pfb_clock_sync_xxx_0_0, '0'] - [channels_channel_model_0, '0', qtgui_const_sink_x_0, '1'] - [channels_channel_model_0, '0', qtgui_freq_sink_x_0, '1'] +- [channels_selective_fading_model2_0, '0', digital_pfb_clock_sync_xxx_0, '0'] +- [channels_selective_fading_model2_0, '0', qtgui_const_sink_x_0, '0'] +- [channels_selective_fading_model2_0, '0', qtgui_freq_sink_x_0, '0'] - [channels_selective_fading_model_0, '0', digital_pfb_clock_sync_xxx_0, '0'] - [channels_selective_fading_model_0, '0', qtgui_const_sink_x_0, '0'] - [channels_selective_fading_model_0, '0', qtgui_freq_sink_x_0, '0'] +- [channels_selective_fading_model_2, '0', digital_pfb_clock_sync_xxx_0, '0'] +- [channels_selective_fading_model_2, '0', qtgui_const_sink_x_0, '0'] +- [channels_selective_fading_model_2, '0', qtgui_freq_sink_x_0, '0'] - [digital_cma_equalizer_cc_0, '0', digital_costas_loop_cc_0, '0'] - [digital_cma_equalizer_cc_0, '0', qtgui_const_sink_x_1, '0'] - [digital_cma_equalizer_cc_0_0, '0', digital_costas_loop_cc_0_0, '0'] |