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-rw-r--r--simulation/QAM/lena512color.tiffbin0 -> 786572 bytes
-rw-r--r--simulation/QAM/qam.grc765
-rwxr-xr-xsimulation/QAM/qam.py6
-rw-r--r--simulation/QAM/qam_nogui.grc1208
-rwxr-xr-xsimulation/QAM/qam_nogui.py238
5 files changed, 1476 insertions, 741 deletions
diff --git a/simulation/QAM/lena512color.tiff b/simulation/QAM/lena512color.tiff
new file mode 100644
index 0000000..ffe5c83
--- /dev/null
+++ b/simulation/QAM/lena512color.tiff
Binary files differ
diff --git a/simulation/QAM/qam.grc b/simulation/QAM/qam.grc
index d74a8fb..e1d0277 100644
--- a/simulation/QAM/qam.grc
+++ b/simulation/QAM/qam.grc
@@ -8,9 +8,9 @@ options:
description: ''
gen_cmake: 'On'
gen_linking: dynamic
- generate_options: qt_gui
+ generate_options: no_gui
hier_block_src_path: '.:'
- id: qam
+ id: qam_nogui
max_nouts: '0'
output_language: python
placement: (0,0)
@@ -54,7 +54,7 @@ blocks:
rot_sym: '4'
soft_dec_lut: None
sym_map: '[0, 1, 3, 2]'
- type: 8psk
+ type: 16qam
states:
bus_sink: false
bus_source: false
@@ -63,24 +63,15 @@ blocks:
rotation: 0
state: true
- name: eq_gain
- id: variable_qtgui_range
+ id: variable
parameters:
comment: ''
- gui_hint: 'params@1: 0,0,1,1'
- label: Equalizer Rate
- min_len: '200'
- orient: Qt.Horizontal
- rangeType: float
- start: '0'
- step: '.001'
- stop: '.1'
- value: '.01'
- widget: counter_slider
+ value: 10e-3
states:
bus_sink: false
bus_source: false
bus_structure: null
- coordinate: [1336, 460.0]
+ coordinate: [1336, 212.0]
rotation: 0
state: true
- name: eq_mod
@@ -120,24 +111,15 @@ blocks:
rotation: 0
state: true
- name: freq_offset
- id: variable_qtgui_range
+ id: variable
parameters:
comment: ''
- gui_hint: 'params@0: 1,0,1,1'
- label: Frequency Offset
- min_len: '200'
- orient: Qt.Horizontal
- rangeType: float
- start: -100e-3
- step: 1e-3
- stop: 100e-3
value: '0'
- widget: counter_slider
states:
bus_sink: false
bus_source: false
bus_structure: null
- coordinate: [640, 460.0]
+ coordinate: [736, 180.0]
rotation: 0
state: true
- name: nfilts
@@ -153,45 +135,27 @@ blocks:
rotation: 0
state: true
- name: noise_volt
- id: variable_qtgui_range
+ id: variable
parameters:
comment: ''
- gui_hint: 'params@0: 0,0,1,1'
- label: Noise Voltage
- min_len: '200'
- orient: Qt.Horizontal
- rangeType: float
- start: '0'
- step: '0.01'
- stop: '1'
- value: '0.0001'
- widget: counter_slider
+ value: 100e-6
states:
bus_sink: false
bus_source: false
bus_structure: null
- coordinate: [504, 460.0]
+ coordinate: [640, 180.0]
rotation: 0
state: true
- name: phase_bw
- id: variable_qtgui_range
+ id: variable
parameters:
comment: ''
- gui_hint: 'params@1: 1,0,1,1'
- label: Phase Bandwidth
- min_len: '200'
- orient: Qt.Horizontal
- rangeType: float
- start: '0'
- step: '.01'
- stop: '1'
value: 2 * 3.141592653589793 / 100
- widget: counter_slider
states:
bus_sink: false
bus_source: false
bus_structure: null
- coordinate: [1640, 428.0]
+ coordinate: [1640, 188.0]
rotation: 0
state: true
- name: qam_const
@@ -212,7 +176,7 @@ blocks:
bus_sink: false
bus_source: false
bus_structure: null
- coordinate: [224, 444.0]
+ coordinate: [224, 436.0]
rotation: 0
state: true
- name: rrc_taps
@@ -252,45 +216,27 @@ blocks:
rotation: 0
state: true
- name: time_offset
- id: variable_qtgui_range
+ id: variable
parameters:
comment: ''
- gui_hint: 'params@0: 0,1,1,1'
- label: Timing Offset
- min_len: '200'
- orient: Qt.Horizontal
- rangeType: float
- start: '0.999'
- step: '0.0001'
- stop: '1.001'
- value: '1.0'
- widget: counter_slider
+ value: '1'
states:
bus_sink: false
bus_source: false
bus_structure: null
- coordinate: [504, 604.0]
+ coordinate: [736, 252.0]
rotation: 0
state: true
- name: timing_loop_bw
- id: variable_qtgui_range
+ id: variable
parameters:
comment: ''
- gui_hint: 'params@0: 1,1,1,1'
- label: Time Bandwidth
- min_len: '200'
- orient: Qt.Horizontal
- rangeType: float
- start: '0'
- step: 10e-3
- stop: 200e-3
value: 2 * 3.141592653589793 / 100
- widget: counter_slider
states:
bus_sink: false
bus_source: false
bus_structure: null
- coordinate: [1008, 548.0]
+ coordinate: [1000, 228.0]
rotation: 0
state: true
- name: analog_random_source_x_0
@@ -330,40 +276,21 @@ blocks:
coordinate: [2272, 276.0]
rotation: 0
state: true
-- name: blocks_char_to_float_0_0
- id: blocks_char_to_float
- parameters:
- affinity: ''
- alias: ''
- comment: ''
- maxoutbuf: '0'
- minoutbuf: '0'
- scale: '1'
- vlen: '1'
- states:
- bus_sink: false
- bus_source: false
- bus_structure: null
- coordinate: [408, 840.0]
- rotation: 0
- state: true
-- name: blocks_delay_0
- id: blocks_delay
+- name: blocks_null_sink_0
+ id: blocks_null_sink
parameters:
affinity: ''
alias: ''
+ bus_structure_sink: '[[0,],]'
comment: ''
- delay: '50'
- maxoutbuf: '0'
- minoutbuf: '0'
- num_ports: '1'
+ num_inputs: '1'
type: float
vlen: '1'
states:
bus_sink: false
bus_source: false
bus_structure: null
- coordinate: [2264, 844.0]
+ coordinate: [2488, 280.0]
rotation: 0
state: true
- name: blocks_throttle_0
@@ -401,22 +328,6 @@ blocks:
coordinate: [2192, 436.0]
rotation: 0
state: true
-- name: blocks_unpack_k_bits_bb_0_0
- id: blocks_unpack_k_bits_bb
- parameters:
- affinity: ''
- alias: ''
- comment: ''
- k: '2'
- maxoutbuf: '0'
- minoutbuf: '0'
- states:
- bus_sink: false
- bus_source: false
- bus_structure: null
- coordinate: [232, 840.0]
- rotation: 0
- state: true
- name: channels_channel_model_0
id: channels_channel_model
parameters:
@@ -449,7 +360,7 @@ blocks:
modulus: eq_mod
mu: eq_gain
num_taps: eq_ntaps
- sps: '2'
+ sps: sps
states:
bus_sink: false
bus_source: false
@@ -556,7 +467,7 @@ blocks:
max_dev: '1.5'
maxoutbuf: '0'
minoutbuf: '0'
- osps: '2'
+ osps: sps
sps: sps * 1.001
taps: rrc_taps
type: ccf
@@ -567,642 +478,20 @@ blocks:
coordinate: [1000, 308.0]
rotation: 0
state: true
-- name: params
- id: qtgui_tab_widget
- parameters:
- alias: ''
- comment: ''
- gui_hint: ''
- label0: Channel
- label1: Receiver
- label10: Tab 10
- label11: Tab 11
- label12: Tab 12
- label13: Tab 13
- label14: Tab 14
- label15: Tab 15
- label16: Tab 16
- label17: Tab 17
- label18: Tab 18
- label19: Tab 19
- label2: Tab 2
- label3: Tab 3
- label4: Tab 4
- label5: Tab 5
- label6: Tab 6
- label7: Tab 7
- label8: Tab 8
- label9: Tab 9
- num_tabs: '2'
- states:
- bus_sink: false
- bus_source: false
- bus_structure: null
- coordinate: [296, 12.0]
- rotation: 0
- state: true
-- name: plots
- id: qtgui_tab_widget
- parameters:
- alias: ''
- comment: ''
- gui_hint: ''
- label0: Constellations
- label1: Frequency
- label10: Tab 10
- label11: Tab 11
- label12: Tab 12
- label13: Tab 13
- label14: Tab 14
- label15: Tab 15
- label16: Tab 16
- label17: Tab 17
- label18: Tab 18
- label19: Tab 19
- label2: Time
- label3: Tab 3
- label4: Tab 4
- label5: Tab 5
- label6: Tab 6
- label7: Tab 7
- label8: Tab 8
- label9: Tab 9
- num_tabs: '3'
- states:
- bus_sink: false
- bus_source: false
- bus_structure: null
- coordinate: [448, 12.0]
- rotation: 0
- state: true
-- name: qtgui_const_sink_x_0
- id: qtgui_const_sink_x
- parameters:
- affinity: ''
- alias: ''
- alpha1: '1.0'
- alpha10: '1.0'
- alpha2: '1.0'
- alpha3: '1.0'
- alpha4: '1.0'
- alpha5: '1.0'
- alpha6: '1.0'
- alpha7: '1.0'
- alpha8: '1.0'
- alpha9: '1.0'
- autoscale: 'False'
- axislabels: 'True'
- color1: '"blue"'
- color10: '"red"'
- color2: '"red"'
- color3: '"red"'
- color4: '"red"'
- color5: '"red"'
- color6: '"red"'
- color7: '"red"'
- color8: '"red"'
- color9: '"red"'
- comment: ''
- grid: 'False'
- gui_hint: 'plots@0: 0,0,1,1'
- label1: ''
- label10: ''
- label2: ''
- label3: ''
- label4: ''
- label5: ''
- label6: ''
- label7: ''
- label8: ''
- label9: ''
- legend: 'True'
- marker1: '0'
- marker10: '0'
- marker2: '0'
- marker3: '0'
- marker4: '0'
- marker5: '0'
- marker6: '0'
- marker7: '0'
- marker8: '0'
- marker9: '0'
- name: '"Channel"'
- nconnections: '1'
- size: '2048'
- style1: '0'
- style10: '0'
- style2: '0'
- style3: '0'
- style4: '0'
- style5: '0'
- style6: '0'
- style7: '0'
- style8: '0'
- style9: '0'
- tr_chan: '0'
- tr_level: '0.0'
- tr_mode: qtgui.TRIG_MODE_FREE
- tr_slope: qtgui.TRIG_SLOPE_POS
- tr_tag: '""'
- type: complex
- update_time: '0.10'
- width1: '1'
- width10: '1'
- width2: '1'
- width3: '1'
- width4: '1'
- width5: '1'
- width6: '1'
- width7: '1'
- width8: '1'
- width9: '1'
- xmax: '2'
- xmin: '-2'
- ymax: '2'
- ymin: '-2'
- states:
- bus_sink: false
- bus_source: false
- bus_structure: null
- coordinate: [836.0, 128]
- rotation: 90
- state: enabled
-- name: qtgui_const_sink_x_0_0
- id: qtgui_const_sink_x
- parameters:
- affinity: ''
- alias: ''
- alpha1: '1.0'
- alpha10: '1.0'
- alpha2: '1.0'
- alpha3: '1.0'
- alpha4: '1.0'
- alpha5: '1.0'
- alpha6: '1.0'
- alpha7: '1.0'
- alpha8: '1.0'
- alpha9: '1.0'
- autoscale: 'False'
- axislabels: 'True'
- color1: '"blue"'
- color10: '"red"'
- color2: '"red"'
- color3: '"red"'
- color4: '"red"'
- color5: '"red"'
- color6: '"red"'
- color7: '"red"'
- color8: '"red"'
- color9: '"red"'
- comment: ''
- grid: 'False'
- gui_hint: 'plots@0: 0,1,1,1'
- label1: ''
- label10: ''
- label2: ''
- label3: ''
- label4: ''
- label5: ''
- label6: ''
- label7: ''
- label8: ''
- label9: ''
- legend: 'True'
- marker1: '0'
- marker10: '0'
- marker2: '0'
- marker3: '0'
- marker4: '0'
- marker5: '0'
- marker6: '0'
- marker7: '0'
- marker8: '0'
- marker9: '0'
- name: '"Synchronized"'
- nconnections: '1'
- size: '2048'
- style1: '0'
- style10: '0'
- style2: '0'
- style3: '0'
- style4: '0'
- style5: '0'
- style6: '0'
- style7: '0'
- style8: '0'
- style9: '0'
- tr_chan: '0'
- tr_level: '0.0'
- tr_mode: qtgui.TRIG_MODE_FREE
- tr_slope: qtgui.TRIG_SLOPE_POS
- tr_tag: '""'
- type: complex
- update_time: '0.10'
- width1: '1'
- width10: '1'
- width2: '1'
- width3: '1'
- width4: '1'
- width5: '1'
- width6: '1'
- width7: '1'
- width8: '1'
- width9: '1'
- xmax: '2'
- xmin: '-2'
- ymax: '2'
- ymin: '-2'
- states:
- bus_sink: false
- bus_source: false
- bus_structure: null
- coordinate: [1228.0, 88]
- rotation: 90
- state: enabled
-- name: qtgui_const_sink_x_1
- id: qtgui_const_sink_x
- parameters:
- affinity: ''
- alias: ''
- alpha1: '1.0'
- alpha10: '1.0'
- alpha2: '1.0'
- alpha3: '1.0'
- alpha4: '1.0'
- alpha5: '1.0'
- alpha6: '1.0'
- alpha7: '1.0'
- alpha8: '1.0'
- alpha9: '1.0'
- autoscale: 'False'
- axislabels: 'True'
- color1: '"blue"'
- color10: '"red"'
- color2: '"red"'
- color3: '"red"'
- color4: '"red"'
- color5: '"red"'
- color6: '"red"'
- color7: '"red"'
- color8: '"red"'
- color9: '"red"'
- comment: ''
- grid: 'False'
- gui_hint: 'plots@0: 1,0,1,1'
- label1: ''
- label10: ''
- label2: ''
- label3: ''
- label4: ''
- label5: ''
- label6: ''
- label7: ''
- label8: ''
- label9: ''
- legend: 'True'
- marker1: '0'
- marker10: '0'
- marker2: '0'
- marker3: '0'
- marker4: '0'
- marker5: '0'
- marker6: '0'
- marker7: '0'
- marker8: '0'
- marker9: '0'
- name: '"Equalized"'
- nconnections: '1'
- size: '1024'
- style1: '0'
- style10: '0'
- style2: '0'
- style3: '0'
- style4: '0'
- style5: '0'
- style6: '0'
- style7: '0'
- style8: '0'
- style9: '0'
- tr_chan: '0'
- tr_level: '0.0'
- tr_mode: qtgui.TRIG_MODE_FREE
- tr_slope: qtgui.TRIG_SLOPE_POS
- tr_tag: '""'
- type: complex
- update_time: '0.10'
- width1: '1'
- width10: '1'
- width2: '1'
- width3: '1'
- width4: '1'
- width5: '1'
- width6: '1'
- width7: '1'
- width8: '1'
- width9: '1'
- xmax: '2'
- xmin: '-2'
- ymax: '2'
- ymin: '-2'
- states:
- bus_sink: false
- bus_source: false
- bus_structure: null
- coordinate: [1524.0, 88]
- rotation: 90
- state: true
-- name: qtgui_const_sink_x_2
- id: qtgui_const_sink_x
- parameters:
- affinity: ''
- alias: ''
- alpha1: '1.0'
- alpha10: '1.0'
- alpha2: '1.0'
- alpha3: '1.0'
- alpha4: '1.0'
- alpha5: '1.0'
- alpha6: '1.0'
- alpha7: '1.0'
- alpha8: '1.0'
- alpha9: '1.0'
- autoscale: 'False'
- axislabels: 'True'
- color1: '"blue"'
- color10: '"red"'
- color2: '"red"'
- color3: '"red"'
- color4: '"red"'
- color5: '"red"'
- color6: '"red"'
- color7: '"red"'
- color8: '"red"'
- color9: '"red"'
- comment: ''
- grid: 'False'
- gui_hint: 'plots@0: 1,1,1,1'
- label1: ''
- label10: ''
- label2: ''
- label3: ''
- label4: ''
- label5: ''
- label6: ''
- label7: ''
- label8: ''
- label9: ''
- legend: 'True'
- marker1: '0'
- marker10: '0'
- marker2: '0'
- marker3: '0'
- marker4: '0'
- marker5: '0'
- marker6: '0'
- marker7: '0'
- marker8: '0'
- marker9: '0'
- name: '"Locked"'
- nconnections: '1'
- size: '1024'
- style1: '0'
- style10: '0'
- style2: '0'
- style3: '0'
- style4: '0'
- style5: '0'
- style6: '0'
- style7: '0'
- style8: '0'
- style9: '0'
- tr_chan: '0'
- tr_level: '0.0'
- tr_mode: qtgui.TRIG_MODE_FREE
- tr_slope: qtgui.TRIG_SLOPE_POS
- tr_tag: '""'
- type: complex
- update_time: '0.10'
- width1: '1'
- width10: '1'
- width2: '1'
- width3: '1'
- width4: '1'
- width5: '1'
- width6: '1'
- width7: '1'
- width8: '1'
- width9: '1'
- xmax: '2'
- xmin: '-2'
- ymax: '2'
- ymin: '-2'
- states:
- bus_sink: false
- bus_source: false
- bus_structure: null
- coordinate: [1860.0, 64]
- rotation: 90
- state: true
-- name: qtgui_freq_sink_x_0
- id: qtgui_freq_sink_x
- parameters:
- affinity: ''
- alias: ''
- alpha1: '1.0'
- alpha10: '1.0'
- alpha2: '1.0'
- alpha3: '1.0'
- alpha4: '1.0'
- alpha5: '1.0'
- alpha6: '1.0'
- alpha7: '1.0'
- alpha8: '1.0'
- alpha9: '1.0'
- autoscale: 'False'
- average: '1.0'
- axislabels: 'True'
- bw: samp_rate
- color1: '"blue"'
- color10: '"dark blue"'
- color2: '"red"'
- color3: '"green"'
- color4: '"black"'
- color5: '"cyan"'
- color6: '"magenta"'
- color7: '"yellow"'
- color8: '"dark red"'
- color9: '"dark green"'
- comment: ''
- ctrlpanel: 'False'
- fc: '0'
- fftsize: '1024'
- freqhalf: 'True'
- grid: 'False'
- gui_hint: 'plots@1: 0,0,1,1'
- label: Relative Gain
- label1: ''
- label10: ''''''
- label2: ''''''
- label3: ''''''
- label4: ''''''
- label5: ''''''
- label6: ''''''
- label7: ''''''
- label8: ''''''
- label9: ''''''
- legend: 'True'
- maxoutbuf: '0'
- minoutbuf: '0'
- name: '"Channel"'
- nconnections: '1'
- showports: 'False'
- tr_chan: '0'
- tr_level: '0.0'
- tr_mode: qtgui.TRIG_MODE_FREE
- tr_tag: '""'
- type: complex
- units: dB
- update_time: '0.10'
- width1: '1'
- width10: '1'
- width2: '1'
- width3: '1'
- width4: '1'
- width5: '1'
- width6: '1'
- width7: '1'
- width8: '1'
- width9: '1'
- wintype: firdes.WIN_BLACKMAN_hARRIS
- ymax: '10'
- ymin: '-140'
- states:
- bus_sink: false
- bus_source: false
- bus_structure: null
- coordinate: [856.0, 472]
- rotation: 270
- state: true
-- name: qtgui_time_sink_x_0
- id: qtgui_time_sink_x
- parameters:
- affinity: ''
- alias: ''
- alpha1: '1.0'
- alpha10: '1.0'
- alpha2: '1.0'
- alpha3: '1.0'
- alpha4: '1.0'
- alpha5: '1.0'
- alpha6: '1.0'
- alpha7: '1.0'
- alpha8: '1.0'
- alpha9: '1.0'
- autoscale: 'False'
- axislabels: 'True'
- color1: blue
- color10: dark blue
- color2: red
- color3: green
- color4: black
- color5: cyan
- color6: magenta
- color7: yellow
- color8: dark red
- color9: dark green
- comment: ''
- ctrlpanel: 'False'
- entags: 'True'
- grid: 'False'
- gui_hint: 'plots@2: 0,0,1,1'
- label1: Received
- label10: Signal 10
- label2: Sent
- label3: Signal 3
- label4: Signal 4
- label5: Signal 5
- label6: Signal 6
- label7: Signal 7
- label8: Signal 8
- label9: Signal 9
- legend: 'True'
- marker1: '-1'
- marker10: '-1'
- marker2: '-1'
- marker3: '-1'
- marker4: '-1'
- marker5: '-1'
- marker6: '-1'
- marker7: '-1'
- marker8: '-1'
- marker9: '-1'
- name: '"Decoded"'
- nconnections: '2'
- size: '1024'
- srate: samp_rate
- stemplot: 'False'
- style1: '1'
- style10: '1'
- style2: '1'
- style3: '1'
- style4: '1'
- style5: '1'
- style6: '1'
- style7: '1'
- style8: '1'
- style9: '1'
- tr_chan: '0'
- tr_delay: '0'
- tr_level: '0.0'
- tr_mode: qtgui.TRIG_MODE_FREE
- tr_slope: qtgui.TRIG_SLOPE_POS
- tr_tag: '""'
- type: float
- update_time: '0.10'
- width1: '1'
- width10: '1'
- width2: '1'
- width3: '1'
- width4: '1'
- width5: '1'
- width6: '1'
- width7: '1'
- width8: '1'
- width9: '1'
- ylabel: Amplitude
- ymax: '1'
- ymin: '-1'
- yunit: '""'
- states:
- bus_sink: false
- bus_source: false
- bus_structure: null
- coordinate: [2504, 268.0]
- rotation: 0
- state: true
connections:
-- [analog_random_source_x_0, '0', blocks_unpack_k_bits_bb_0_0, '0']
- [analog_random_source_x_0, '0', digital_constellation_modulator_0, '0']
-- [blocks_char_to_float_0, '0', qtgui_time_sink_x_0, '0']
-- [blocks_char_to_float_0_0, '0', blocks_delay_0, '0']
-- [blocks_delay_0, '0', qtgui_time_sink_x_0, '1']
+- [blocks_char_to_float_0, '0', blocks_null_sink_0, '0']
- [blocks_throttle_0, '0', channels_channel_model_0, '0']
- [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']
- [channels_channel_model_0, '0', digital_pfb_clock_sync_xxx_0, '0']
-- [channels_channel_model_0, '0', qtgui_const_sink_x_0, '0']
-- [channels_channel_model_0, '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_constellation_decoder_cb_0, '0', digital_diff_decoder_bb_0, '0']
- [digital_constellation_modulator_0, '0', blocks_throttle_0, '0']
- [digital_costas_loop_cc_0, '0', digital_constellation_decoder_cb_0, '0']
-- [digital_costas_loop_cc_0, '0', qtgui_const_sink_x_2, '0']
- [digital_diff_decoder_bb_0, '0', digital_map_bb_0, '0']
- [digital_map_bb_0, '0', blocks_unpack_k_bits_bb_0, '0']
- [digital_pfb_clock_sync_xxx_0, '0', digital_cma_equalizer_cc_0, '0']
-- [digital_pfb_clock_sync_xxx_0, '0', qtgui_const_sink_x_0_0, '0']
metadata:
file_format: 1
diff --git a/simulation/QAM/qam.py b/simulation/QAM/qam.py
index 8977787..d64a687 100755
--- a/simulation/QAM/qam.py
+++ b/simulation/QAM/qam.py
@@ -90,7 +90,7 @@ class qam(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_8psk().base()
+ self.const = const = digital.constellation_16qam().base()
self.chn_taps = chn_taps = [1.0 + 0.0j, ]
##################################################
@@ -438,7 +438,7 @@ class qam(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.digital_pfb_clock_sync_xxx_0 = digital.pfb_clock_sync_ccf(sps * 1.001, timing_loop_bw, rrc_taps, nfilts, nfilts/2, 1.5, 2)
+ self.digital_pfb_clock_sync_xxx_0 = digital.pfb_clock_sync_ccf(sps * 1.001, timing_loop_bw, rrc_taps, nfilts, nfilts/2, 1.5, sps)
self.digital_map_bb_0 = digital.map_bb([0, 1, 3, 2])
self.digital_diff_decoder_bb_0 = digital.diff_decoder_bb(4)
self.digital_costas_loop_cc_0 = digital.costas_loop_cc(phase_bw, 4, False)
@@ -451,7 +451,7 @@ class qam(gr.top_block, Qt.QWidget):
verbose=False,
log=False)
self.digital_constellation_decoder_cb_0 = digital.constellation_decoder_cb(const)
- self.digital_cma_equalizer_cc_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, sps)
self.channels_channel_model_0 = channels.channel_model(
noise_voltage=noise_volt,
frequency_offset=freq_offset,
diff --git a/simulation/QAM/qam_nogui.grc b/simulation/QAM/qam_nogui.grc
new file mode 100644
index 0000000..1264e80
--- /dev/null
+++ b/simulation/QAM/qam_nogui.grc
@@ -0,0 +1,1208 @@
+options:
+ parameters:
+ author: Pross Naoki, Halter Sara Cinzia
+ category: '[GRC Hier Blocks]'
+ cmake_opt: ''
+ comment: ''
+ copyright: ''
+ description: ''
+ gen_cmake: 'On'
+ gen_linking: dynamic
+ generate_options: qt_gui
+ hier_block_src_path: '.:'
+ id: qam
+ max_nouts: '0'
+ output_language: python
+ placement: (0,0)
+ qt_qss_theme: ''
+ realtime_scheduling: '1'
+ run: 'True'
+ run_command: '{python} -u {filename}'
+ run_options: prompt
+ sizing_mode: fixed
+ thread_safe_setters: ''
+ title: QAM
+ window_size: ''
+ states:
+ bus_sink: false
+ bus_source: false
+ bus_structure: null
+ coordinate: [8, 8]
+ rotation: 0
+ state: enabled
+
+blocks:
+- name: chn_taps
+ id: variable
+ parameters:
+ comment: ''
+ value: '[1.0 + 0.0j, ]'
+ states:
+ bus_sink: false
+ bus_source: false
+ bus_structure: null
+ coordinate: [640, 252.0]
+ rotation: 0
+ state: true
+- name: const
+ id: variable_constellation
+ parameters:
+ comment: ''
+ const_points: '[-1-1j, -1+1j, 1+1j, 1-1j]'
+ dims: '1'
+ precision: '8'
+ rot_sym: '4'
+ soft_dec_lut: None
+ sym_map: '[0, 1, 3, 2]'
+ type: 16qam
+ states:
+ bus_sink: false
+ bus_source: false
+ bus_structure: null
+ coordinate: [224, 604.0]
+ rotation: 0
+ state: true
+- name: eq_gain
+ id: variable_qtgui_range
+ parameters:
+ comment: ''
+ gui_hint: 'params@1: 0,0,1,1'
+ label: Equalizer Rate
+ min_len: '200'
+ orient: Qt.Horizontal
+ rangeType: float
+ start: '0'
+ step: '.001'
+ stop: '.1'
+ value: '.01'
+ widget: counter_slider
+ states:
+ bus_sink: false
+ bus_source: false
+ bus_structure: null
+ coordinate: [1336, 460.0]
+ rotation: 0
+ state: true
+- name: eq_mod
+ id: variable
+ parameters:
+ comment: ''
+ value: '1'
+ states:
+ bus_sink: false
+ bus_source: false
+ bus_structure: null
+ coordinate: [1336, 388.0]
+ rotation: 0
+ state: true
+- name: eq_ntaps
+ id: variable
+ parameters:
+ comment: ''
+ value: '15'
+ states:
+ bus_sink: false
+ bus_source: false
+ bus_structure: null
+ coordinate: [1416, 388.0]
+ rotation: 0
+ state: true
+- name: excess_bw
+ id: variable
+ parameters:
+ comment: ''
+ value: 350e-3
+ states:
+ bus_sink: false
+ bus_source: false
+ bus_structure: null
+ coordinate: [320, 268.0]
+ rotation: 0
+ state: true
+- name: freq_offset
+ id: variable_qtgui_range
+ parameters:
+ comment: ''
+ gui_hint: 'params@0: 1,0,1,1'
+ label: Frequency Offset
+ min_len: '200'
+ orient: Qt.Horizontal
+ rangeType: float
+ start: -100e-3
+ step: 1e-3
+ stop: 100e-3
+ value: '0'
+ widget: counter_slider
+ states:
+ bus_sink: false
+ bus_source: false
+ bus_structure: null
+ coordinate: [640, 460.0]
+ rotation: 0
+ state: true
+- name: nfilts
+ id: variable
+ parameters:
+ comment: ''
+ value: '32'
+ states:
+ bus_sink: false
+ bus_source: false
+ bus_structure: null
+ coordinate: [1008, 476.0]
+ rotation: 0
+ state: true
+- name: noise_volt
+ id: variable_qtgui_range
+ parameters:
+ comment: ''
+ gui_hint: 'params@0: 0,0,1,1'
+ label: Noise Voltage
+ min_len: '200'
+ orient: Qt.Horizontal
+ rangeType: float
+ start: '0'
+ step: '0.01'
+ stop: '1'
+ value: '0.0001'
+ widget: counter_slider
+ states:
+ bus_sink: false
+ bus_source: false
+ bus_structure: null
+ coordinate: [504, 460.0]
+ rotation: 0
+ state: true
+- name: phase_bw
+ id: variable_qtgui_range
+ parameters:
+ comment: ''
+ gui_hint: 'params@1: 1,0,1,1'
+ label: Phase Bandwidth
+ min_len: '200'
+ orient: Qt.Horizontal
+ rangeType: float
+ start: '0'
+ step: '.01'
+ stop: '1'
+ value: 2 * 3.141592653589793 / 100
+ widget: counter_slider
+ states:
+ bus_sink: false
+ bus_source: false
+ bus_structure: null
+ coordinate: [1640, 428.0]
+ rotation: 0
+ state: true
+- name: qam_const
+ id: variable_constellation_rect
+ parameters:
+ comment: ''
+ const_points: '[(-3-3j), (-1-3j), (1-3j), (3-3j), (-3-1j), (-1-1j), (1-1j), (3-1j),
+ (-3+1j), (-1+1j), (1+1j), (3+1j), (-3+3j), (-1+3j), (1+3j), (3+3j)]'
+ imag_sect: '1'
+ precision: '4'
+ real_sect: '1'
+ rot_sym: '4'
+ soft_dec_lut: None
+ sym_map: '[0, 4, 12, 8, 1, 5, 13, 9, 3, 7, 15, 11, 2, 6, 14, 10]'
+ w_imag_sect: '1'
+ w_real_sect: '1'
+ states:
+ bus_sink: false
+ bus_source: false
+ bus_structure: null
+ coordinate: [224, 436.0]
+ rotation: 0
+ state: true
+- name: rrc_taps
+ id: variable
+ parameters:
+ comment: ''
+ value: firdes.root_raised_cosine(nfilts, nfilts, 1.0/float(sps), excess_bw, 45*nfilts)
+ states:
+ bus_sink: false
+ bus_source: false
+ bus_structure: null
+ coordinate: [1080, 476.0]
+ rotation: 0
+ state: true
+- name: samp_rate
+ id: variable
+ parameters:
+ comment: ''
+ value: '32000'
+ states:
+ bus_sink: false
+ bus_source: false
+ bus_structure: null
+ coordinate: [192, 12.0]
+ rotation: 0
+ state: enabled
+- name: sps
+ id: variable
+ parameters:
+ comment: ''
+ value: '4'
+ states:
+ bus_sink: false
+ bus_source: false
+ bus_structure: null
+ coordinate: [224, 268.0]
+ rotation: 0
+ state: true
+- name: time_offset
+ id: variable_qtgui_range
+ parameters:
+ comment: ''
+ gui_hint: 'params@0: 0,1,1,1'
+ label: Timing Offset
+ min_len: '200'
+ orient: Qt.Horizontal
+ rangeType: float
+ start: '0.999'
+ step: '0.0001'
+ stop: '1.001'
+ value: '1.0'
+ widget: counter_slider
+ states:
+ bus_sink: false
+ bus_source: false
+ bus_structure: null
+ coordinate: [504, 604.0]
+ rotation: 0
+ state: true
+- name: timing_loop_bw
+ id: variable_qtgui_range
+ parameters:
+ comment: ''
+ gui_hint: 'params@0: 1,1,1,1'
+ label: Time Bandwidth
+ min_len: '200'
+ orient: Qt.Horizontal
+ rangeType: float
+ start: '0'
+ step: 10e-3
+ stop: 200e-3
+ value: 2 * 3.141592653589793 / 100
+ widget: counter_slider
+ states:
+ bus_sink: false
+ bus_source: false
+ bus_structure: null
+ coordinate: [1008, 548.0]
+ rotation: 0
+ state: true
+- name: analog_random_source_x_0
+ id: analog_random_source_x
+ parameters:
+ affinity: ''
+ alias: ''
+ comment: ''
+ max: '256'
+ maxoutbuf: '0'
+ min: '0'
+ minoutbuf: '0'
+ num_samps: '1000'
+ repeat: 'True'
+ type: byte
+ states:
+ bus_sink: false
+ bus_source: false
+ bus_structure: null
+ coordinate: [32, 332.0]
+ rotation: 0
+ state: enabled
+- name: blocks_char_to_float_0
+ id: blocks_char_to_float
+ parameters:
+ affinity: ''
+ alias: ''
+ comment: ''
+ maxoutbuf: '0'
+ minoutbuf: '0'
+ scale: '1'
+ vlen: '1'
+ states:
+ bus_sink: false
+ bus_source: false
+ bus_structure: null
+ coordinate: [2272, 276.0]
+ rotation: 0
+ state: true
+- name: blocks_char_to_float_0_0
+ id: blocks_char_to_float
+ parameters:
+ affinity: ''
+ alias: ''
+ comment: ''
+ maxoutbuf: '0'
+ minoutbuf: '0'
+ scale: '1'
+ vlen: '1'
+ states:
+ bus_sink: false
+ bus_source: false
+ bus_structure: null
+ coordinate: [408, 840.0]
+ rotation: 0
+ state: true
+- name: blocks_delay_0
+ id: blocks_delay
+ parameters:
+ affinity: ''
+ alias: ''
+ comment: ''
+ delay: '50'
+ maxoutbuf: '0'
+ minoutbuf: '0'
+ num_ports: '1'
+ type: float
+ vlen: '1'
+ states:
+ bus_sink: false
+ bus_source: false
+ bus_structure: null
+ coordinate: [2264, 844.0]
+ rotation: 0
+ state: true
+- name: blocks_throttle_0
+ id: blocks_throttle
+ parameters:
+ affinity: ''
+ alias: ''
+ comment: ''
+ ignoretag: 'True'
+ maxoutbuf: '0'
+ minoutbuf: '0'
+ samples_per_second: samp_rate
+ type: complex
+ vlen: '1'
+ states:
+ bus_sink: false
+ bus_source: false
+ bus_structure: null
+ coordinate: [464, 356.0]
+ rotation: 0
+ state: enabled
+- name: blocks_unpack_k_bits_bb_0
+ id: blocks_unpack_k_bits_bb
+ parameters:
+ affinity: ''
+ alias: ''
+ comment: ''
+ k: '2'
+ maxoutbuf: '0'
+ minoutbuf: '0'
+ states:
+ bus_sink: false
+ bus_source: false
+ bus_structure: null
+ coordinate: [2192, 436.0]
+ rotation: 0
+ state: true
+- name: blocks_unpack_k_bits_bb_0_0
+ id: blocks_unpack_k_bits_bb
+ parameters:
+ affinity: ''
+ alias: ''
+ comment: ''
+ k: '2'
+ maxoutbuf: '0'
+ minoutbuf: '0'
+ states:
+ bus_sink: false
+ bus_source: false
+ bus_structure: null
+ coordinate: [232, 840.0]
+ rotation: 0
+ state: true
+- name: channels_channel_model_0
+ id: channels_channel_model
+ parameters:
+ affinity: ''
+ alias: ''
+ block_tags: 'False'
+ comment: ''
+ epsilon: time_offset
+ freq_offset: freq_offset
+ maxoutbuf: '0'
+ minoutbuf: '0'
+ noise_voltage: noise_volt
+ seed: '0'
+ taps: chn_taps
+ states:
+ bus_sink: false
+ bus_source: false
+ bus_structure: null
+ coordinate: [640, 316.0]
+ rotation: 0
+ state: enabled
+- name: digital_cma_equalizer_cc_0
+ id: digital_cma_equalizer_cc
+ parameters:
+ affinity: ''
+ alias: ''
+ comment: ''
+ maxoutbuf: '0'
+ minoutbuf: '0'
+ modulus: eq_mod
+ mu: eq_gain
+ num_taps: eq_ntaps
+ sps: sps
+ states:
+ bus_sink: false
+ bus_source: false
+ bus_structure: null
+ coordinate: [1336, 284.0]
+ rotation: 0
+ state: true
+- name: digital_constellation_decoder_cb_0
+ id: digital_constellation_decoder_cb
+ parameters:
+ affinity: ''
+ alias: ''
+ comment: ''
+ constellation: const
+ maxoutbuf: '0'
+ minoutbuf: '0'
+ states:
+ bus_sink: false
+ bus_source: false
+ bus_structure: null
+ coordinate: [1976, 276.0]
+ rotation: 0
+ state: true
+- name: digital_constellation_modulator_0
+ id: digital_constellation_modulator
+ parameters:
+ affinity: ''
+ alias: ''
+ comment: ''
+ constellation: const
+ differential: 'True'
+ excess_bw: excess_bw
+ log: 'False'
+ maxoutbuf: '0'
+ minoutbuf: '0'
+ samples_per_symbol: sps
+ verbose: 'False'
+ states:
+ bus_sink: false
+ bus_source: false
+ bus_structure: null
+ coordinate: [224, 332.0]
+ rotation: 0
+ state: enabled
+- name: digital_costas_loop_cc_0
+ id: digital_costas_loop_cc
+ parameters:
+ affinity: ''
+ alias: ''
+ comment: ''
+ maxoutbuf: '0'
+ minoutbuf: '0'
+ order: '4'
+ use_snr: 'False'
+ w: phase_bw
+ states:
+ bus_sink: false
+ bus_source: false
+ bus_structure: null
+ coordinate: [1640, 280.0]
+ rotation: 0
+ state: true
+- name: digital_diff_decoder_bb_0
+ id: digital_diff_decoder_bb
+ parameters:
+ affinity: ''
+ alias: ''
+ comment: ''
+ maxoutbuf: '0'
+ minoutbuf: '0'
+ modulus: '4'
+ states:
+ bus_sink: false
+ bus_source: false
+ bus_structure: null
+ coordinate: [1976, 348.0]
+ rotation: 180
+ state: true
+- name: digital_map_bb_0
+ id: digital_map_bb
+ parameters:
+ affinity: ''
+ alias: ''
+ comment: ''
+ map: '[0, 1, 3, 2]'
+ maxoutbuf: '0'
+ minoutbuf: '0'
+ states:
+ bus_sink: false
+ bus_source: false
+ bus_structure: null
+ coordinate: [1984, 436.0]
+ rotation: 0
+ state: true
+- name: digital_pfb_clock_sync_xxx_0
+ id: digital_pfb_clock_sync_xxx
+ parameters:
+ affinity: ''
+ alias: ''
+ comment: ''
+ filter_size: nfilts
+ init_phase: nfilts/2
+ loop_bw: timing_loop_bw
+ max_dev: '1.5'
+ maxoutbuf: '0'
+ minoutbuf: '0'
+ osps: sps
+ sps: sps * 1.001
+ taps: rrc_taps
+ type: ccf
+ states:
+ bus_sink: false
+ bus_source: false
+ bus_structure: null
+ coordinate: [1000, 308.0]
+ rotation: 0
+ state: true
+- name: params
+ id: qtgui_tab_widget
+ parameters:
+ alias: ''
+ comment: ''
+ gui_hint: ''
+ label0: Channel
+ label1: Receiver
+ label10: Tab 10
+ label11: Tab 11
+ label12: Tab 12
+ label13: Tab 13
+ label14: Tab 14
+ label15: Tab 15
+ label16: Tab 16
+ label17: Tab 17
+ label18: Tab 18
+ label19: Tab 19
+ label2: Tab 2
+ label3: Tab 3
+ label4: Tab 4
+ label5: Tab 5
+ label6: Tab 6
+ label7: Tab 7
+ label8: Tab 8
+ label9: Tab 9
+ num_tabs: '2'
+ states:
+ bus_sink: false
+ bus_source: false
+ bus_structure: null
+ coordinate: [296, 12.0]
+ rotation: 0
+ state: true
+- name: plots
+ id: qtgui_tab_widget
+ parameters:
+ alias: ''
+ comment: ''
+ gui_hint: ''
+ label0: Constellations
+ label1: Frequency
+ label10: Tab 10
+ label11: Tab 11
+ label12: Tab 12
+ label13: Tab 13
+ label14: Tab 14
+ label15: Tab 15
+ label16: Tab 16
+ label17: Tab 17
+ label18: Tab 18
+ label19: Tab 19
+ label2: Time
+ label3: Tab 3
+ label4: Tab 4
+ label5: Tab 5
+ label6: Tab 6
+ label7: Tab 7
+ label8: Tab 8
+ label9: Tab 9
+ num_tabs: '3'
+ states:
+ bus_sink: false
+ bus_source: false
+ bus_structure: null
+ coordinate: [448, 12.0]
+ rotation: 0
+ state: true
+- name: qtgui_const_sink_x_0
+ id: qtgui_const_sink_x
+ parameters:
+ affinity: ''
+ alias: ''
+ alpha1: '1.0'
+ alpha10: '1.0'
+ alpha2: '1.0'
+ alpha3: '1.0'
+ alpha4: '1.0'
+ alpha5: '1.0'
+ alpha6: '1.0'
+ alpha7: '1.0'
+ alpha8: '1.0'
+ alpha9: '1.0'
+ autoscale: 'False'
+ axislabels: 'True'
+ color1: '"blue"'
+ color10: '"red"'
+ color2: '"red"'
+ color3: '"red"'
+ color4: '"red"'
+ color5: '"red"'
+ color6: '"red"'
+ color7: '"red"'
+ color8: '"red"'
+ color9: '"red"'
+ comment: ''
+ grid: 'False'
+ gui_hint: 'plots@0: 0,0,1,1'
+ label1: ''
+ label10: ''
+ label2: ''
+ label3: ''
+ label4: ''
+ label5: ''
+ label6: ''
+ label7: ''
+ label8: ''
+ label9: ''
+ legend: 'True'
+ marker1: '0'
+ marker10: '0'
+ marker2: '0'
+ marker3: '0'
+ marker4: '0'
+ marker5: '0'
+ marker6: '0'
+ marker7: '0'
+ marker8: '0'
+ marker9: '0'
+ name: '"Channel"'
+ nconnections: '1'
+ size: '2048'
+ style1: '0'
+ style10: '0'
+ style2: '0'
+ style3: '0'
+ style4: '0'
+ style5: '0'
+ style6: '0'
+ style7: '0'
+ style8: '0'
+ style9: '0'
+ tr_chan: '0'
+ tr_level: '0.0'
+ tr_mode: qtgui.TRIG_MODE_FREE
+ tr_slope: qtgui.TRIG_SLOPE_POS
+ tr_tag: '""'
+ type: complex
+ update_time: '0.10'
+ width1: '1'
+ width10: '1'
+ width2: '1'
+ width3: '1'
+ width4: '1'
+ width5: '1'
+ width6: '1'
+ width7: '1'
+ width8: '1'
+ width9: '1'
+ xmax: '2'
+ xmin: '-2'
+ ymax: '2'
+ ymin: '-2'
+ states:
+ bus_sink: false
+ bus_source: false
+ bus_structure: null
+ coordinate: [836.0, 128]
+ rotation: 90
+ state: enabled
+- name: qtgui_const_sink_x_0_0
+ id: qtgui_const_sink_x
+ parameters:
+ affinity: ''
+ alias: ''
+ alpha1: '1.0'
+ alpha10: '1.0'
+ alpha2: '1.0'
+ alpha3: '1.0'
+ alpha4: '1.0'
+ alpha5: '1.0'
+ alpha6: '1.0'
+ alpha7: '1.0'
+ alpha8: '1.0'
+ alpha9: '1.0'
+ autoscale: 'False'
+ axislabels: 'True'
+ color1: '"blue"'
+ color10: '"red"'
+ color2: '"red"'
+ color3: '"red"'
+ color4: '"red"'
+ color5: '"red"'
+ color6: '"red"'
+ color7: '"red"'
+ color8: '"red"'
+ color9: '"red"'
+ comment: ''
+ grid: 'False'
+ gui_hint: 'plots@0: 0,1,1,1'
+ label1: ''
+ label10: ''
+ label2: ''
+ label3: ''
+ label4: ''
+ label5: ''
+ label6: ''
+ label7: ''
+ label8: ''
+ label9: ''
+ legend: 'True'
+ marker1: '0'
+ marker10: '0'
+ marker2: '0'
+ marker3: '0'
+ marker4: '0'
+ marker5: '0'
+ marker6: '0'
+ marker7: '0'
+ marker8: '0'
+ marker9: '0'
+ name: '"Synchronized"'
+ nconnections: '1'
+ size: '2048'
+ style1: '0'
+ style10: '0'
+ style2: '0'
+ style3: '0'
+ style4: '0'
+ style5: '0'
+ style6: '0'
+ style7: '0'
+ style8: '0'
+ style9: '0'
+ tr_chan: '0'
+ tr_level: '0.0'
+ tr_mode: qtgui.TRIG_MODE_FREE
+ tr_slope: qtgui.TRIG_SLOPE_POS
+ tr_tag: '""'
+ type: complex
+ update_time: '0.10'
+ width1: '1'
+ width10: '1'
+ width2: '1'
+ width3: '1'
+ width4: '1'
+ width5: '1'
+ width6: '1'
+ width7: '1'
+ width8: '1'
+ width9: '1'
+ xmax: '2'
+ xmin: '-2'
+ ymax: '2'
+ ymin: '-2'
+ states:
+ bus_sink: false
+ bus_source: false
+ bus_structure: null
+ coordinate: [1228.0, 88]
+ rotation: 90
+ state: enabled
+- name: qtgui_const_sink_x_1
+ id: qtgui_const_sink_x
+ parameters:
+ affinity: ''
+ alias: ''
+ alpha1: '1.0'
+ alpha10: '1.0'
+ alpha2: '1.0'
+ alpha3: '1.0'
+ alpha4: '1.0'
+ alpha5: '1.0'
+ alpha6: '1.0'
+ alpha7: '1.0'
+ alpha8: '1.0'
+ alpha9: '1.0'
+ autoscale: 'False'
+ axislabels: 'True'
+ color1: '"blue"'
+ color10: '"red"'
+ color2: '"red"'
+ color3: '"red"'
+ color4: '"red"'
+ color5: '"red"'
+ color6: '"red"'
+ color7: '"red"'
+ color8: '"red"'
+ color9: '"red"'
+ comment: ''
+ grid: 'False'
+ gui_hint: 'plots@0: 1,0,1,1'
+ label1: ''
+ label10: ''
+ label2: ''
+ label3: ''
+ label4: ''
+ label5: ''
+ label6: ''
+ label7: ''
+ label8: ''
+ label9: ''
+ legend: 'True'
+ marker1: '0'
+ marker10: '0'
+ marker2: '0'
+ marker3: '0'
+ marker4: '0'
+ marker5: '0'
+ marker6: '0'
+ marker7: '0'
+ marker8: '0'
+ marker9: '0'
+ name: '"Equalized"'
+ nconnections: '1'
+ size: '1024'
+ style1: '0'
+ style10: '0'
+ style2: '0'
+ style3: '0'
+ style4: '0'
+ style5: '0'
+ style6: '0'
+ style7: '0'
+ style8: '0'
+ style9: '0'
+ tr_chan: '0'
+ tr_level: '0.0'
+ tr_mode: qtgui.TRIG_MODE_FREE
+ tr_slope: qtgui.TRIG_SLOPE_POS
+ tr_tag: '""'
+ type: complex
+ update_time: '0.10'
+ width1: '1'
+ width10: '1'
+ width2: '1'
+ width3: '1'
+ width4: '1'
+ width5: '1'
+ width6: '1'
+ width7: '1'
+ width8: '1'
+ width9: '1'
+ xmax: '2'
+ xmin: '-2'
+ ymax: '2'
+ ymin: '-2'
+ states:
+ bus_sink: false
+ bus_source: false
+ bus_structure: null
+ coordinate: [1524.0, 88]
+ rotation: 90
+ state: true
+- name: qtgui_const_sink_x_2
+ id: qtgui_const_sink_x
+ parameters:
+ affinity: ''
+ alias: ''
+ alpha1: '1.0'
+ alpha10: '1.0'
+ alpha2: '1.0'
+ alpha3: '1.0'
+ alpha4: '1.0'
+ alpha5: '1.0'
+ alpha6: '1.0'
+ alpha7: '1.0'
+ alpha8: '1.0'
+ alpha9: '1.0'
+ autoscale: 'False'
+ axislabels: 'True'
+ color1: '"blue"'
+ color10: '"red"'
+ color2: '"red"'
+ color3: '"red"'
+ color4: '"red"'
+ color5: '"red"'
+ color6: '"red"'
+ color7: '"red"'
+ color8: '"red"'
+ color9: '"red"'
+ comment: ''
+ grid: 'False'
+ gui_hint: 'plots@0: 1,1,1,1'
+ label1: ''
+ label10: ''
+ label2: ''
+ label3: ''
+ label4: ''
+ label5: ''
+ label6: ''
+ label7: ''
+ label8: ''
+ label9: ''
+ legend: 'True'
+ marker1: '0'
+ marker10: '0'
+ marker2: '0'
+ marker3: '0'
+ marker4: '0'
+ marker5: '0'
+ marker6: '0'
+ marker7: '0'
+ marker8: '0'
+ marker9: '0'
+ name: '"Locked"'
+ nconnections: '1'
+ size: '1024'
+ style1: '0'
+ style10: '0'
+ style2: '0'
+ style3: '0'
+ style4: '0'
+ style5: '0'
+ style6: '0'
+ style7: '0'
+ style8: '0'
+ style9: '0'
+ tr_chan: '0'
+ tr_level: '0.0'
+ tr_mode: qtgui.TRIG_MODE_FREE
+ tr_slope: qtgui.TRIG_SLOPE_POS
+ tr_tag: '""'
+ type: complex
+ update_time: '0.10'
+ width1: '1'
+ width10: '1'
+ width2: '1'
+ width3: '1'
+ width4: '1'
+ width5: '1'
+ width6: '1'
+ width7: '1'
+ width8: '1'
+ width9: '1'
+ xmax: '2'
+ xmin: '-2'
+ ymax: '2'
+ ymin: '-2'
+ states:
+ bus_sink: false
+ bus_source: false
+ bus_structure: null
+ coordinate: [1860.0, 64]
+ rotation: 90
+ state: true
+- name: qtgui_freq_sink_x_0
+ id: qtgui_freq_sink_x
+ parameters:
+ affinity: ''
+ alias: ''
+ alpha1: '1.0'
+ alpha10: '1.0'
+ alpha2: '1.0'
+ alpha3: '1.0'
+ alpha4: '1.0'
+ alpha5: '1.0'
+ alpha6: '1.0'
+ alpha7: '1.0'
+ alpha8: '1.0'
+ alpha9: '1.0'
+ autoscale: 'False'
+ average: '1.0'
+ axislabels: 'True'
+ bw: samp_rate
+ color1: '"blue"'
+ color10: '"dark blue"'
+ color2: '"red"'
+ color3: '"green"'
+ color4: '"black"'
+ color5: '"cyan"'
+ color6: '"magenta"'
+ color7: '"yellow"'
+ color8: '"dark red"'
+ color9: '"dark green"'
+ comment: ''
+ ctrlpanel: 'False'
+ fc: '0'
+ fftsize: '1024'
+ freqhalf: 'True'
+ grid: 'False'
+ gui_hint: 'plots@1: 0,0,1,1'
+ label: Relative Gain
+ label1: ''
+ label10: ''''''
+ label2: ''''''
+ label3: ''''''
+ label4: ''''''
+ label5: ''''''
+ label6: ''''''
+ label7: ''''''
+ label8: ''''''
+ label9: ''''''
+ legend: 'True'
+ maxoutbuf: '0'
+ minoutbuf: '0'
+ name: '"Channel"'
+ nconnections: '1'
+ showports: 'False'
+ tr_chan: '0'
+ tr_level: '0.0'
+ tr_mode: qtgui.TRIG_MODE_FREE
+ tr_tag: '""'
+ type: complex
+ units: dB
+ update_time: '0.10'
+ width1: '1'
+ width10: '1'
+ width2: '1'
+ width3: '1'
+ width4: '1'
+ width5: '1'
+ width6: '1'
+ width7: '1'
+ width8: '1'
+ width9: '1'
+ wintype: firdes.WIN_BLACKMAN_hARRIS
+ ymax: '10'
+ ymin: '-140'
+ states:
+ bus_sink: false
+ bus_source: false
+ bus_structure: null
+ coordinate: [856.0, 472]
+ rotation: 270
+ state: true
+- name: qtgui_time_sink_x_0
+ id: qtgui_time_sink_x
+ parameters:
+ affinity: ''
+ alias: ''
+ alpha1: '1.0'
+ alpha10: '1.0'
+ alpha2: '1.0'
+ alpha3: '1.0'
+ alpha4: '1.0'
+ alpha5: '1.0'
+ alpha6: '1.0'
+ alpha7: '1.0'
+ alpha8: '1.0'
+ alpha9: '1.0'
+ autoscale: 'False'
+ axislabels: 'True'
+ color1: blue
+ color10: dark blue
+ color2: red
+ color3: green
+ color4: black
+ color5: cyan
+ color6: magenta
+ color7: yellow
+ color8: dark red
+ color9: dark green
+ comment: ''
+ ctrlpanel: 'False'
+ entags: 'True'
+ grid: 'False'
+ gui_hint: 'plots@2: 0,0,1,1'
+ label1: Received
+ label10: Signal 10
+ label2: Sent
+ label3: Signal 3
+ label4: Signal 4
+ label5: Signal 5
+ label6: Signal 6
+ label7: Signal 7
+ label8: Signal 8
+ label9: Signal 9
+ legend: 'True'
+ marker1: '-1'
+ marker10: '-1'
+ marker2: '-1'
+ marker3: '-1'
+ marker4: '-1'
+ marker5: '-1'
+ marker6: '-1'
+ marker7: '-1'
+ marker8: '-1'
+ marker9: '-1'
+ name: '"Decoded"'
+ nconnections: '2'
+ size: '1024'
+ srate: samp_rate
+ stemplot: 'False'
+ style1: '1'
+ style10: '1'
+ style2: '1'
+ style3: '1'
+ style4: '1'
+ style5: '1'
+ style6: '1'
+ style7: '1'
+ style8: '1'
+ style9: '1'
+ tr_chan: '0'
+ tr_delay: '0'
+ tr_level: '0.0'
+ tr_mode: qtgui.TRIG_MODE_FREE
+ tr_slope: qtgui.TRIG_SLOPE_POS
+ tr_tag: '""'
+ type: float
+ update_time: '0.10'
+ width1: '1'
+ width10: '1'
+ width2: '1'
+ width3: '1'
+ width4: '1'
+ width5: '1'
+ width6: '1'
+ width7: '1'
+ width8: '1'
+ width9: '1'
+ ylabel: Amplitude
+ ymax: '1'
+ ymin: '-1'
+ yunit: '""'
+ states:
+ bus_sink: false
+ bus_source: false
+ bus_structure: null
+ coordinate: [2504, 268.0]
+ rotation: 0
+ state: true
+
+connections:
+- [analog_random_source_x_0, '0', blocks_unpack_k_bits_bb_0_0, '0']
+- [analog_random_source_x_0, '0', digital_constellation_modulator_0, '0']
+- [blocks_char_to_float_0, '0', qtgui_time_sink_x_0, '0']
+- [blocks_char_to_float_0_0, '0', blocks_delay_0, '0']
+- [blocks_delay_0, '0', qtgui_time_sink_x_0, '1']
+- [blocks_throttle_0, '0', channels_channel_model_0, '0']
+- [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']
+- [channels_channel_model_0, '0', digital_pfb_clock_sync_xxx_0, '0']
+- [channels_channel_model_0, '0', qtgui_const_sink_x_0, '0']
+- [channels_channel_model_0, '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_constellation_decoder_cb_0, '0', digital_diff_decoder_bb_0, '0']
+- [digital_constellation_modulator_0, '0', blocks_throttle_0, '0']
+- [digital_costas_loop_cc_0, '0', digital_constellation_decoder_cb_0, '0']
+- [digital_costas_loop_cc_0, '0', qtgui_const_sink_x_2, '0']
+- [digital_diff_decoder_bb_0, '0', digital_map_bb_0, '0']
+- [digital_map_bb_0, '0', blocks_unpack_k_bits_bb_0, '0']
+- [digital_pfb_clock_sync_xxx_0, '0', digital_cma_equalizer_cc_0, '0']
+- [digital_pfb_clock_sync_xxx_0, '0', qtgui_const_sink_x_0_0, '0']
+
+metadata:
+ file_format: 1
diff --git a/simulation/QAM/qam_nogui.py b/simulation/QAM/qam_nogui.py
new file mode 100755
index 0000000..67ee236
--- /dev/null
+++ b/simulation/QAM/qam_nogui.py
@@ -0,0 +1,238 @@
+#!/usr/bin/env python3
+# -*- coding: utf-8 -*-
+
+#
+# SPDX-License-Identifier: GPL-3.0
+#
+# GNU Radio Python Flow Graph
+# Title: QAM
+# Author: Pross Naoki, Halter Sara Cinzia
+# GNU Radio version: 3.8.2.0
+
+from gnuradio import blocks
+import numpy
+from gnuradio import channels
+from gnuradio.filter import firdes
+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
+
+
+class qam_nogui(gr.top_block):
+
+ def __init__(self):
+ gr.top_block.__init__(self, "QAM")
+
+ ##################################################
+ # 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
+ 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.qam_const = qam_const = digital.constellation_rect([(-3-3j), (-1-3j), (1-3j), (3-3j), (-3-1j), (-1-1j), (1-1j), (3-1j), (-3+1j), (-1+1j), (1+1j), (3+1j), (-3+3j), (-1+3j), (1+3j), (3+3j)], [0, 4, 12, 8, 1, 5, 13, 9, 3, 7, 15, 11, 2, 6, 14, 10],
+ 4, 1, 1, 1, 1).base()
+ self.phase_bw = phase_bw = 2 * 3.141592653589793 / 100
+ self.noise_volt = noise_volt = 100e-6
+ self.freq_offset = freq_offset = 0
+ self.eq_ntaps = eq_ntaps = 15
+ self.eq_mod = eq_mod = 1
+ self.eq_gain = eq_gain = 10e-3
+ self.const = const = digital.constellation_16qam().base()
+ self.chn_taps = chn_taps = [1.0 + 0.0j, ]
+
+ ##################################################
+ # Blocks
+ ##################################################
+ self.digital_pfb_clock_sync_xxx_0 = digital.pfb_clock_sync_ccf(sps * 1.001, timing_loop_bw, rrc_taps, nfilts, nfilts/2, 1.5, sps)
+ self.digital_map_bb_0 = digital.map_bb([0, 1, 3, 2])
+ self.digital_diff_decoder_bb_0 = digital.diff_decoder_bb(4)
+ 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 = digital.constellation_decoder_cb(const)
+ self.digital_cma_equalizer_cc_0 = digital.cma_equalizer_cc(eq_ntaps, eq_mod, eq_gain, sps)
+ 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 = blocks.unpack_k_bits_bb(2)
+ self.blocks_throttle_0 = blocks.throttle(gr.sizeof_gr_complex*1, samp_rate,True)
+ self.blocks_null_sink_0 = blocks.null_sink(gr.sizeof_float*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)
+
+
+
+ ##################################################
+ # Connections
+ ##################################################
+ 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.blocks_null_sink_0, 0))
+ 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.channels_channel_model_0, 0), (self.digital_pfb_clock_sync_xxx_0, 0))
+ self.connect((self.digital_cma_equalizer_cc_0, 0), (self.digital_costas_loop_cc_0, 0))
+ self.connect((self.digital_constellation_decoder_cb_0, 0), (self.digital_diff_decoder_bb_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_diff_decoder_bb_0, 0), (self.digital_map_bb_0, 0))
+ self.connect((self.digital_map_bb_0, 0), (self.blocks_unpack_k_bits_bb_0, 0))
+ self.connect((self.digital_pfb_clock_sync_xxx_0, 0), (self.digital_cma_equalizer_cc_0, 0))
+
+
+ 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)
+
+ 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)
+
+ 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)
+
+ def get_qam_const(self):
+ return self.qam_const
+
+ def set_qam_const(self, qam_const):
+ self.qam_const = qam_const
+
+ 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)
+
+ 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_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)
+
+ 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)
+
+ 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 main(top_block_cls=qam_nogui, options=None):
+ if gr.enable_realtime_scheduling() != gr.RT_OK:
+ print("Error: failed to enable real-time scheduling.")
+ tb = top_block_cls()
+
+ def sig_handler(sig=None, frame=None):
+ tb.stop()
+ tb.wait()
+
+ sys.exit(0)
+
+ signal.signal(signal.SIGINT, sig_handler)
+ signal.signal(signal.SIGTERM, sig_handler)
+
+ tb.start()
+
+ try:
+ input('Press Enter to quit: ')
+ except EOFError:
+ pass
+ tb.stop()
+ tb.wait()
+
+
+if __name__ == '__main__':
+ main()
generated by cgit v1.2.1 (git 2.18.0) at 2024-11-26 22:56:41 +0100