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-rw-r--r--flowgraphs/lena512color.png (renamed from src/gui/lena512color.png)bin474775 -> 474775 bytes
-rw-r--r--flowgraphs/qam_sim.grc231
-rwxr-xr-xflowgraphs/qam_sim.py199
-rw-r--r--flowgraphs/qpsk_sim.grc110
-rwxr-xr-xflowgraphs/qpsk_sim.py22
-rw-r--r--src/gr-fadingui/python/ber.py10
-rw-r--r--src/gr-fadingui/python/netsink.py36
-rwxr-xr-xsrc/gui/gui.py37
-rw-r--r--src/gui/net.py46
-rw-r--r--src/gui/res/pic/lena512color.pngbin0 -> 474775 bytes
-rw-r--r--src/gui/res/pic/lena512color.tiff (renamed from src/gui/lena512color.tiff)bin786572 -> 786572 bytes
-rw-r--r--src/gui/res/ttf/Hack-Bold.ttfbin0 -> 317628 bytes
-rw-r--r--src/gui/res/ttf/Hack-BoldItalic.ttfbin0 -> 322288 bytes
-rw-r--r--src/gui/res/ttf/Hack-Italic.ttfbin0 -> 316156 bytes
-rw-r--r--src/gui/res/ttf/Hack-Regular.ttfbin0 -> 309408 bytes
15 files changed, 561 insertions, 130 deletions
diff --git a/src/gui/lena512color.png b/flowgraphs/lena512color.png
index 7d364e0..7d364e0 100644
--- a/src/gui/lena512color.png
+++ b/flowgraphs/lena512color.png
Binary files differ
diff --git a/flowgraphs/qam_sim.grc b/flowgraphs/qam_sim.grc
index 02b174c..f1f9cc9 100644
--- a/flowgraphs/qam_sim.grc
+++ b/flowgraphs/qam_sim.grc
@@ -8,7 +8,7 @@ options:
description: ''
gen_cmake: 'On'
gen_linking: dynamic
- generate_options: no_gui
+ generate_options: qt_gui
hier_block_src_path: '.:'
id: qam_sim
max_nouts: '0'
@@ -32,19 +32,78 @@ options:
state: enabled
blocks:
-- name: access_code_symbols
+- name: access_code
id: variable
parameters:
comment: ''
- value: '[(-0.31622776601683794-0.31622776601683794j), (-0.31622776601683794+0.31622776601683794j),
- (-0.9486832980505138-0.9486832980505138j), (-0.9486832980505138-0.31622776601683794j)]'
+ value: np.exp(1j * (np.pi * 13 * np.arange(20) ** 20 / 20))
states:
bus_sink: false
bus_source: false
bus_structure: null
- coordinate: [792, 1092.0]
+ coordinate: [32, 348.0]
rotation: 0
state: true
+- name: access_code_sps
+ id: variable
+ parameters:
+ comment: ''
+ value: np.asarray(np.matmul(np.matrix(access_code).T, np.matrix(np.ones(sps)))).ravel()
+ states:
+ bus_sink: false
+ bus_source: false
+ bus_structure: null
+ coordinate: [424, 196.0]
+ rotation: 0
+ state: disabled
+- name: access_code_sps
+ id: variable
+ parameters:
+ comment: ''
+ value: '[(1+0j), (1+0j), (1+0j), (1+0j), (-0.4539904997395467+0.8910065241883679j),
+ (-0.4539904997395467+0.8910065241883679j), (-0.4539904997395467+0.8910065241883679j),
+ (-0.4539904997395467+0.8910065241883679j), (0.30901699445433095+0.9510565162693603j),
+ (0.30901699445433095+0.9510565162693603j), (0.30901699445433095+0.9510565162693603j),
+ (0.30901699445433095+0.9510565162693603j), (-0.45399010831290065+0.8910067236300974j),
+ (-0.45399010831290065+0.8910067236300974j), (-0.45399010831290065+0.8910067236300974j),
+ (-0.45399010831290065+0.8910067236300974j), (0.30910023286329796+0.9510294664435246j),
+ (0.30910023286329796+0.9510294664435246j), (0.30910023286329796+0.9510294664435246j),
+ (0.30910023286329796+0.9510294664435246j), (0.6958765427916561+0.7181614283657487j),
+ (0.6958765427916561+0.7181614283657487j), (0.6958765427916561+0.7181614283657487j),
+ (0.6958765427916561+0.7181614283657487j), (0.6995785030650676+0.7145557487343022j),
+ (0.6995785030650676+0.7145557487343022j), (0.6995785030650676+0.7145557487343022j),
+ (0.6995785030650676+0.7145557487343022j), (-0.8755764602527171+0.4830795609952073j),
+ (-0.8755764602527171+0.4830795609952073j), (-0.8755764602527171+0.4830795609952073j),
+ (-0.8755764602527171+0.4830795609952073j), (-0.8320971948858552-0.5546298389584634j),
+ (-0.8320971948858552-0.5546298389584634j), (-0.8320971948858552-0.5546298389584634j),
+ (-0.8320971948858552-0.5546298389584634j), (0.13124680853227685+0.9913497239874998j),
+ (0.13124680853227685+0.9913497239874998j), (0.13124680853227685+0.9913497239874998j),
+ (0.13124680853227685+0.9913497239874998j), (0.9219105024602736-0.38740292390926256j),
+ (0.9219105024602736-0.38740292390926256j), (0.9219105024602736-0.38740292390926256j),
+ (0.9219105024602736-0.38740292390926256j), (0.9881969645782696-0.15318863925988194j),
+ (0.9881969645782696-0.15318863925988194j), (0.9881969645782696-0.15318863925988194j),
+ (0.9881969645782696-0.15318863925988194j), (-0.5511352729247617-0.8344159100461522j),
+ (-0.5511352729247617-0.8344159100461522j), (-0.5511352729247617-0.8344159100461522j),
+ (-0.5511352729247617-0.8344159100461522j), (-0.24665339430031927+0.9691037628036181j),
+ (-0.24665339430031927+0.9691037628036181j), (-0.24665339430031927+0.9691037628036181j),
+ (-0.24665339430031927+0.9691037628036181j), (-0.44951814008601154-0.8932712027898431j),
+ (-0.44951814008601154-0.8932712027898431j), (-0.44951814008601154-0.8932712027898431j),
+ (-0.44951814008601154-0.8932712027898431j), (-0.23300791854304934-0.9724748376673998j),
+ (-0.23300791854304934-0.9724748376673998j), (-0.23300791854304934-0.9724748376673998j),
+ (-0.23300791854304934-0.9724748376673998j), (1+0j), (1+0j), (1+0j), (1+0j),
+ (0.8559628469680924+0.5170373338650489j), (0.8559628469680924+0.5170373338650489j),
+ (0.8559628469680924+0.5170373338650489j), (0.8559628469680924+0.5170373338650489j),
+ (-0.8354473464520049-0.5495704971214372j), (-0.8354473464520049-0.5495704971214372j),
+ (-0.8354473464520049-0.5495704971214372j), (-0.8354473464520049-0.5495704971214372j),
+ (-0.999246638643493+0.03880921488101298j), (-0.999246638643493+0.03880921488101298j),
+ (-0.999246638643493+0.03880921488101298j), (-0.999246638643493+0.03880921488101298j)]'
+ states:
+ bus_sink: false
+ bus_source: false
+ bus_structure: null
+ coordinate: [256, 196.0]
+ rotation: 0
+ state: disabled
- name: carrier_freq
id: variable
parameters:
@@ -54,7 +113,7 @@ blocks:
bus_sink: false
bus_source: false
bus_structure: null
- coordinate: [472, 572.0]
+ coordinate: [472, 756.0]
rotation: 0
state: true
- name: excess_bw
@@ -66,7 +125,7 @@ blocks:
bus_sink: false
bus_source: false
bus_structure: null
- coordinate: [336, 1156.0]
+ coordinate: [336, 1332.0]
rotation: 0
state: true
- name: frame
@@ -80,7 +139,7 @@ blocks:
bus_sink: false
bus_source: false
bus_structure: null
- coordinate: [48, 612.0]
+ coordinate: [48, 796.0]
rotation: 0
state: disabled
- name: frame_len
@@ -92,7 +151,7 @@ blocks:
bus_sink: false
bus_source: false
bus_structure: null
- coordinate: [184, 252.0]
+ coordinate: [184, 436.0]
rotation: 0
state: true
- name: nfilts
@@ -104,7 +163,7 @@ blocks:
bus_sink: false
bus_source: false
bus_structure: null
- coordinate: [256, 1156.0]
+ coordinate: [256, 1332.0]
rotation: 0
state: true
- name: qam_const
@@ -122,7 +181,7 @@ blocks:
bus_sink: false
bus_source: false
bus_structure: null
- coordinate: [472, 356.0]
+ coordinate: [472, 532.0]
rotation: 0
state: true
- name: rrc_taps
@@ -134,7 +193,7 @@ blocks:
bus_sink: false
bus_source: false
bus_structure: null
- coordinate: [432, 1156.0]
+ coordinate: [432, 1332.0]
rotation: 0
state: true
- name: samp_rate
@@ -170,7 +229,7 @@ blocks:
bus_sink: false
bus_source: false
bus_structure: null
- coordinate: [48, 252.0]
+ coordinate: [48, 436.0]
rotation: 0
state: true
- name: analog_random_source_x_0
@@ -190,7 +249,7 @@ blocks:
bus_sink: false
bus_source: false
bus_structure: null
- coordinate: [48, 420.0]
+ coordinate: [40, 604.0]
rotation: 0
state: true
- name: blocks_complex_to_mag_0
@@ -206,9 +265,9 @@ blocks:
bus_sink: false
bus_source: false
bus_structure: null
- coordinate: [1088, 1080.0]
+ coordinate: [1088, 1272.0]
rotation: 0
- state: disabled
+ state: enabled
- name: blocks_null_source_0
id: blocks_null_source
parameters:
@@ -225,7 +284,7 @@ blocks:
bus_sink: false
bus_source: false
bus_structure: null
- coordinate: [48, 528.0]
+ coordinate: [48, 712.0]
rotation: 0
state: true
- name: blocks_repack_bits_bb_0
@@ -245,7 +304,7 @@ blocks:
bus_sink: false
bus_source: false
bus_structure: null
- coordinate: [768, 1300.0]
+ coordinate: [768, 1476.0]
rotation: 0
state: true
- name: blocks_stream_mux_0
@@ -264,9 +323,28 @@ blocks:
bus_sink: false
bus_source: false
bus_structure: null
- coordinate: [272, 416.0]
+ coordinate: [272, 600.0]
rotation: 0
state: true
+- name: blocks_stream_mux_1
+ id: blocks_stream_mux
+ parameters:
+ affinity: ''
+ alias: ''
+ comment: ''
+ lengths: '[len(access_code)*4, len(testvec)//4*sps]'
+ maxoutbuf: '0'
+ minoutbuf: '0'
+ num_inputs: '2'
+ type: complex
+ vlen: '1'
+ states:
+ bus_sink: false
+ bus_source: false
+ bus_structure: null
+ coordinate: [728, 528.0]
+ rotation: 0
+ state: disabled
- name: blocks_stream_to_vector_0
id: blocks_stream_to_vector
parameters:
@@ -282,7 +360,7 @@ blocks:
bus_sink: false
bus_source: false
bus_structure: null
- coordinate: [992, 1312.0]
+ coordinate: [1000, 1488.0]
rotation: 0
state: true
- name: blocks_tagged_stream_align_0
@@ -300,7 +378,7 @@ blocks:
bus_sink: false
bus_source: false
bus_structure: null
- coordinate: [496, 1308.0]
+ coordinate: [496, 1484.0]
rotation: 0
state: true
- name: blocks_throttle_0
@@ -319,7 +397,7 @@ blocks:
bus_sink: false
bus_source: false
bus_structure: null
- coordinate: [744, 444.0]
+ coordinate: [864, 628.0]
rotation: 0
state: true
- name: blocks_vector_source_x_0
@@ -339,9 +417,29 @@ blocks:
bus_sink: false
bus_source: false
bus_structure: null
- coordinate: [48, 324.0]
+ coordinate: [48, 508.0]
rotation: 0
state: true
+- name: blocks_vector_source_x_1
+ id: blocks_vector_source_x
+ parameters:
+ affinity: ''
+ alias: ''
+ comment: ''
+ maxoutbuf: '0'
+ minoutbuf: '0'
+ repeat: 'True'
+ tags: '[]'
+ type: complex
+ vector: access_code_sps
+ vlen: '1'
+ states:
+ bus_sink: false
+ bus_source: false
+ bus_structure: null
+ coordinate: [256, 300.0]
+ rotation: 0
+ state: disabled
- name: channels_channel_model_0
id: channels_channel_model
parameters:
@@ -360,7 +458,7 @@ blocks:
bus_sink: false
bus_source: false
bus_structure: null
- coordinate: [312, 716.0]
+ coordinate: [312, 900.0]
rotation: 0
state: enabled
- name: channels_selective_fading_model_0
@@ -373,7 +471,7 @@ blocks:
alias: ''
comment: ''
delays: (0,1.8)
- fDTs: ((4*carrier_freq)/(3*10e8))/samp_rate
+ fDTs: ((2*carrier_freq)/(3*10e8))/samp_rate
mags: (1,0.12)
maxoutbuf: '0'
minoutbuf: '0'
@@ -383,9 +481,9 @@ blocks:
bus_sink: false
bus_source: false
bus_structure: null
- coordinate: [600, 572.0]
+ coordinate: [600, 748.0]
rotation: 0
- state: disabled
+ state: enabled
- name: digital_constellation_decoder_cb_0
id: digital_constellation_decoder_cb
parameters:
@@ -399,7 +497,7 @@ blocks:
bus_sink: false
bus_source: false
bus_structure: null
- coordinate: [256, 1308.0]
+ coordinate: [256, 1484.0]
rotation: 0
state: true
- name: digital_constellation_modulator_0
@@ -420,7 +518,7 @@ blocks:
bus_sink: false
bus_source: false
bus_structure: null
- coordinate: [472, 420.0]
+ coordinate: [472, 604.0]
rotation: 0
state: true
- name: digital_corr_est_cc_0
@@ -429,18 +527,18 @@ blocks:
affinity: ''
alias: ''
comment: ''
- mark_delay: len(access_code_symbols) // 2
+ mark_delay: len(access_code) // 2
maxoutbuf: '0'
minoutbuf: '0'
sps: '1'
- symbols: access_code_symbols
+ symbols: access_code
threshold: '0.9'
threshold_method: digital.THRESHOLD_ABSOLUTE
states:
bus_sink: false
bus_source: false
bus_structure: null
- coordinate: [792, 972.0]
+ coordinate: [792, 1148.0]
rotation: 0
state: true
- name: digital_lms_dd_equalizer_cc_0
@@ -453,13 +551,13 @@ blocks:
maxoutbuf: '0'
minoutbuf: '0'
mu: 5e-3
- num_taps: '2'
+ num_taps: '5'
sps: '1'
states:
bus_sink: false
bus_source: false
bus_structure: null
- coordinate: [520, 980.0]
+ coordinate: [520, 1156.0]
rotation: 0
state: true
- name: digital_pfb_clock_sync_xxx_0
@@ -482,7 +580,7 @@ blocks:
bus_sink: false
bus_source: false
bus_structure: null
- coordinate: [248, 1004.0]
+ coordinate: [248, 1180.0]
rotation: 0
state: true
- name: fadingui_ber_0
@@ -498,7 +596,7 @@ blocks:
bus_sink: false
bus_source: false
bus_structure: null
- coordinate: [1184, 1300.0]
+ coordinate: [1200, 1468.0]
rotation: 0
state: true
- name: fadingui_datasource_0
@@ -515,7 +613,7 @@ blocks:
bus_sink: false
bus_source: false
bus_structure: null
- coordinate: [208, 612.0]
+ coordinate: [208, 788.0]
rotation: 0
state: disabled
- name: fadingui_multipath_fading_0
@@ -533,9 +631,9 @@ blocks:
bus_sink: false
bus_source: false
bus_structure: null
- coordinate: [648, 740.0]
+ coordinate: [648, 924.0]
rotation: 0
- state: enabled
+ state: disabled
- name: fadingui_netsink_0
id: fadingui_netsink
parameters:
@@ -549,7 +647,7 @@ blocks:
bus_sink: false
bus_source: false
bus_structure: null
- coordinate: [984, 620.0]
+ coordinate: [984, 796.0]
rotation: 0
state: enabled
- name: fadingui_netsink_1
@@ -565,7 +663,7 @@ blocks:
bus_sink: false
bus_source: false
bus_structure: null
- coordinate: [800, 916.0]
+ coordinate: [800, 1100.0]
rotation: 0
state: enabled
- name: fadingui_netsink_3
@@ -581,7 +679,7 @@ blocks:
bus_sink: false
bus_source: false
bus_structure: null
- coordinate: [1280, 916.0]
+ coordinate: [1280, 1100.0]
rotation: 0
state: enabled
- name: fadingui_netsink_4
@@ -597,7 +695,7 @@ blocks:
bus_sink: false
bus_source: false
bus_structure: null
- coordinate: [528, 916.0]
+ coordinate: [528, 1100.0]
rotation: 0
state: enabled
- name: fadingui_phasecorrection_0
@@ -613,7 +711,7 @@ blocks:
bus_sink: false
bus_source: false
bus_structure: null
- coordinate: [1032, 988.0]
+ coordinate: [1032, 1164.0]
rotation: 0
state: enabled
- name: import_0
@@ -718,9 +816,9 @@ blocks:
bus_sink: false
bus_source: false
bus_structure: null
- coordinate: [1304, 800.0]
+ coordinate: [1304, 984.0]
rotation: 0
- state: disabled
+ state: enabled
- name: qtgui_time_sink_x_0
id: qtgui_time_sink_x
parameters:
@@ -815,7 +913,30 @@ blocks:
bus_sink: false
bus_source: false
bus_structure: null
- coordinate: [1272, 1060.0]
+ coordinate: [1320, 1252.0]
+ rotation: 0
+ state: enabled
+- name: root_raised_cosine_filter_0
+ id: root_raised_cosine_filter
+ parameters:
+ affinity: ''
+ alias: ''
+ alpha: excess_bw
+ comment: ''
+ decim: '1'
+ gain: '10'
+ interp: '1'
+ maxoutbuf: '0'
+ minoutbuf: '0'
+ ntaps: int(samp_rate)
+ samp_rate: samp_rate
+ sym_rate: 1 / sps
+ type: fir_filter_ccf
+ states:
+ bus_sink: false
+ bus_source: false
+ bus_structure: null
+ coordinate: [472, 380.0]
rotation: 0
state: disabled
- name: virtual_sink_0
@@ -828,7 +949,7 @@ blocks:
bus_sink: false
bus_source: false
bus_structure: null
- coordinate: [952, 444.0]
+ coordinate: [1048, 628.0]
rotation: 0
state: true
- name: virtual_sink_1
@@ -841,7 +962,7 @@ blocks:
bus_sink: false
bus_source: false
bus_structure: null
- coordinate: [1000, 756.0]
+ coordinate: [1000, 940.0]
rotation: 0
state: true
- name: virtual_sink_2
@@ -854,7 +975,7 @@ blocks:
bus_sink: false
bus_source: false
bus_structure: null
- coordinate: [1336, 988.0]
+ coordinate: [1336, 1164.0]
rotation: 0
state: true
- name: virtual_source_0
@@ -867,7 +988,7 @@ blocks:
bus_sink: false
bus_source: false
bus_structure: null
- coordinate: [48, 1308.0]
+ coordinate: [48, 1484.0]
rotation: 0
state: true
- name: virtual_source_1
@@ -880,7 +1001,7 @@ blocks:
bus_sink: false
bus_source: false
bus_structure: null
- coordinate: [48, 1052.0]
+ coordinate: [48, 1228.0]
rotation: 0
state: true
- name: virtual_source_2
@@ -893,7 +1014,7 @@ blocks:
bus_sink: false
bus_source: false
bus_structure: null
- coordinate: [56, 756.0]
+ coordinate: [56, 940.0]
rotation: 0
state: true
@@ -903,15 +1024,18 @@ connections:
- [blocks_null_source_0, '0', blocks_stream_mux_0, '2']
- [blocks_repack_bits_bb_0, '0', blocks_stream_to_vector_0, '0']
- [blocks_stream_mux_0, '0', digital_constellation_modulator_0, '0']
+- [blocks_stream_mux_1, '0', blocks_throttle_0, '0']
- [blocks_stream_to_vector_0, '0', fadingui_ber_0, '0']
- [blocks_tagged_stream_align_0, '0', blocks_repack_bits_bb_0, '0']
- [blocks_throttle_0, '0', virtual_sink_0, '0']
- [blocks_vector_source_x_0, '0', blocks_stream_mux_0, '0']
+- [blocks_vector_source_x_1, '0', root_raised_cosine_filter_0, '0']
- [channels_channel_model_0, '0', channels_selective_fading_model_0, '0']
- [channels_channel_model_0, '0', fadingui_multipath_fading_0, '0']
- [channels_selective_fading_model_0, '0', fadingui_netsink_0, '0']
- [channels_selective_fading_model_0, '0', virtual_sink_1, '0']
- [digital_constellation_decoder_cb_0, '0', blocks_tagged_stream_align_0, '0']
+- [digital_constellation_modulator_0, '0', blocks_stream_mux_1, '1']
- [digital_constellation_modulator_0, '0', blocks_throttle_0, '0']
- [digital_corr_est_cc_0, '0', fadingui_phasecorrection_0, '0']
- [digital_corr_est_cc_0, '1', blocks_complex_to_mag_0, '0']
@@ -927,6 +1051,7 @@ connections:
- [fadingui_phasecorrection_0, '0', fadingui_netsink_3, '0']
- [fadingui_phasecorrection_0, '0', qtgui_const_sink_x_0, '2']
- [fadingui_phasecorrection_0, '0', virtual_sink_2, '0']
+- [root_raised_cosine_filter_0, '0', blocks_stream_mux_1, '0']
- [virtual_source_0, '0', digital_constellation_decoder_cb_0, '0']
- [virtual_source_1, '0', digital_pfb_clock_sync_xxx_0, '0']
- [virtual_source_2, '0', channels_channel_model_0, '0']
diff --git a/flowgraphs/qam_sim.py b/flowgraphs/qam_sim.py
index 66045c2..bd8589b 100755
--- a/flowgraphs/qam_sim.py
+++ b/flowgraphs/qam_sim.py
@@ -9,10 +9,25 @@
# Author: Naoki Sean Pross, Sara Cinzia Halter
# 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.filter import firdes
from gnuradio import digital
from gnuradio import gr
import sys
@@ -23,11 +38,40 @@ from gnuradio import eng_notation
import fadingui
import numpy as np
+from gnuradio import qtgui
-class qam_sim(gr.top_block):
+class qam_sim(gr.top_block, Qt.QWidget):
def __init__(self):
gr.top_block.__init__(self, "QAM Sim")
+ Qt.QWidget.__init__(self)
+ self.setWindowTitle("QAM Sim")
+ 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_sim")
+
+ 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
@@ -41,21 +85,107 @@ class qam_sim(gr.top_block):
self.qam_const = qam_const = digital.constellation_16qam().base()
self.frame_len = frame_len = len(testvec) +4
self.carrier_freq = carrier_freq = 2.4e9
- self.access_code_symbols = access_code_symbols = [(-0.31622776601683794-0.31622776601683794j), (-0.31622776601683794+0.31622776601683794j), (-0.9486832980505138-0.9486832980505138j), (-0.9486832980505138-0.31622776601683794j)]
+ self.access_code = access_code = np.exp(1j * (np.pi * 13 * np.arange(20) ** 20 / 20))
##################################################
# Blocks
##################################################
+ self.qtgui_time_sink_x_0 = qtgui.time_sink_f(
+ 1024, #size
+ samp_rate / sps, #samp_rate
+ "", #name
+ 1 #number of inputs
+ )
+ self.qtgui_time_sink_x_0.set_update_time(0.10)
+ self.qtgui_time_sink_x_0.set_y_axis(0, 10)
+
+ 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 = ['Signal 1', 'Signal 2', '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(1):
+ 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.top_grid_layout.addWidget(self._qtgui_time_sink_x_0_win)
+ self.qtgui_const_sink_x_0 = qtgui.const_sink_c(
+ 1024, #size
+ "", #name
+ 3 #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 = ['', '', '', '', '',
+ '', '', '', '', '']
+ 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(3):
+ 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.top_grid_layout.addWidget(self._qtgui_const_sink_x_0_win)
self.fadingui_phasecorrection_0 = fadingui.phasecorrection(frame_len)
self.fadingui_netsink_4 = fadingui.netsink(address='udp://localhost:31417', dtype="complex", vlen=1)
self.fadingui_netsink_3 = fadingui.netsink(address='udp://localhost:31419', dtype="complex", vlen=1)
self.fadingui_netsink_1 = fadingui.netsink(address='udp://localhost:31418', dtype="complex", vlen=1)
self.fadingui_netsink_0 = fadingui.netsink(address='udp://localhost:31416', dtype="complex", vlen=1)
- self.fadingui_multipath_fading_0 = fadingui.multipath_fading(amplitudes=[0.12], delays=[1.8], los =True)
self.fadingui_ber_0 = fadingui.ber(vgl=testvec + list(np.zeros(4)), vlen=frame_len,address='udp://localhost:31415')
self.digital_pfb_clock_sync_xxx_0 = digital.pfb_clock_sync_ccf(sps, 2 * np.pi / 100, rrc_taps, 32, 16, 1.5, 1)
- self.digital_lms_dd_equalizer_cc_0 = digital.lms_dd_equalizer_cc(2, 5e-3, 1, qam_const)
- self.digital_corr_est_cc_0 = digital.corr_est_cc(access_code_symbols, 1, len(access_code_symbols) // 2, 0.9, digital.THRESHOLD_ABSOLUTE)
+ self.digital_lms_dd_equalizer_cc_0 = digital.lms_dd_equalizer_cc(5, 5e-3, 1, qam_const)
+ self.digital_corr_est_cc_0 = digital.corr_est_cc(access_code, 1, len(access_code) // 2, 0.9, digital.THRESHOLD_ABSOLUTE)
self.digital_constellation_modulator_0 = digital.generic_mod(
constellation=qam_const,
differential=False,
@@ -65,6 +195,7 @@ class qam_sim(gr.top_block):
verbose=False,
log=False)
self.digital_constellation_decoder_cb_0 = digital.constellation_decoder_cb(qam_const)
+ self.channels_selective_fading_model_0 = channels.selective_fading_model( 8, ((2*carrier_freq)/(3*10e8))/samp_rate, False, 4.0, 21, (0,1.8), (1,0.12), 8 )
self.channels_channel_model_0 = channels.channel_model(
noise_voltage=100e-3,
frequency_offset=0,
@@ -79,6 +210,7 @@ class qam_sim(gr.top_block):
self.blocks_stream_mux_0 = blocks.stream_mux(gr.sizeof_char*1, [len(testvec), 4, 0])
self.blocks_repack_bits_bb_0 = blocks.repack_bits_bb(2, 8, "", False, gr.GR_LSB_FIRST)
self.blocks_null_source_0 = blocks.null_source(gr.sizeof_char*1)
+ self.blocks_complex_to_mag_0 = blocks.complex_to_mag(1)
self.analog_random_source_x_0 = blocks.vector_source_b(list(map(int, numpy.random.randint(0, 255, 400))), True)
@@ -87,6 +219,7 @@ class qam_sim(gr.top_block):
# Connections
##################################################
self.connect((self.analog_random_source_x_0, 0), (self.blocks_stream_mux_0, 1))
+ self.connect((self.blocks_complex_to_mag_0, 0), (self.qtgui_time_sink_x_0, 0))
self.connect((self.blocks_null_source_0, 0), (self.blocks_stream_mux_0, 2))
self.connect((self.blocks_repack_bits_bb_0, 0), (self.blocks_stream_to_vector_0, 0))
self.connect((self.blocks_stream_mux_0, 0), (self.digital_constellation_modulator_0, 0))
@@ -94,20 +227,29 @@ class qam_sim(gr.top_block):
self.connect((self.blocks_tagged_stream_align_0, 0), (self.blocks_repack_bits_bb_0, 0))
self.connect((self.blocks_throttle_0, 0), (self.channels_channel_model_0, 0))
self.connect((self.blocks_vector_source_x_0, 0), (self.blocks_stream_mux_0, 0))
- self.connect((self.channels_channel_model_0, 0), (self.fadingui_multipath_fading_0, 0))
+ self.connect((self.channels_channel_model_0, 0), (self.channels_selective_fading_model_0, 0))
+ self.connect((self.channels_selective_fading_model_0, 0), (self.digital_pfb_clock_sync_xxx_0, 0))
+ self.connect((self.channels_selective_fading_model_0, 0), (self.fadingui_netsink_0, 0))
self.connect((self.digital_constellation_decoder_cb_0, 0), (self.blocks_tagged_stream_align_0, 0))
self.connect((self.digital_constellation_modulator_0, 0), (self.blocks_throttle_0, 0))
+ self.connect((self.digital_corr_est_cc_0, 1), (self.blocks_complex_to_mag_0, 0))
self.connect((self.digital_corr_est_cc_0, 0), (self.fadingui_phasecorrection_0, 0))
self.connect((self.digital_lms_dd_equalizer_cc_0, 0), (self.digital_corr_est_cc_0, 0))
self.connect((self.digital_lms_dd_equalizer_cc_0, 0), (self.fadingui_netsink_1, 0))
+ self.connect((self.digital_lms_dd_equalizer_cc_0, 0), (self.qtgui_const_sink_x_0, 1))
self.connect((self.digital_pfb_clock_sync_xxx_0, 0), (self.digital_lms_dd_equalizer_cc_0, 0))
self.connect((self.digital_pfb_clock_sync_xxx_0, 0), (self.fadingui_netsink_4, 0))
- self.connect((self.fadingui_multipath_fading_0, 0), (self.digital_pfb_clock_sync_xxx_0, 0))
- self.connect((self.fadingui_multipath_fading_0, 0), (self.fadingui_netsink_0, 0))
+ self.connect((self.digital_pfb_clock_sync_xxx_0, 0), (self.qtgui_const_sink_x_0, 0))
self.connect((self.fadingui_phasecorrection_0, 0), (self.digital_constellation_decoder_cb_0, 0))
self.connect((self.fadingui_phasecorrection_0, 0), (self.fadingui_netsink_3, 0))
+ self.connect((self.fadingui_phasecorrection_0, 0), (self.qtgui_const_sink_x_0, 2))
+ def closeEvent(self, event):
+ self.settings = Qt.QSettings("GNU Radio", "qam_sim")
+ self.settings.setValue("geometry", self.saveGeometry())
+ event.accept()
+
def get_testvec(self):
return self.testvec
@@ -122,6 +264,7 @@ class qam_sim(gr.top_block):
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))
+ self.qtgui_time_sink_x_0.set_samp_rate(self.samp_rate / self.sps)
def get_nfilts(self):
return self.nfilts
@@ -143,6 +286,8 @@ class qam_sim(gr.top_block):
def set_samp_rate(self, samp_rate):
self.samp_rate = samp_rate
self.blocks_throttle_0.set_sample_rate(self.samp_rate)
+ self.channels_selective_fading_model_0.set_fDTs(((2*self.carrier_freq)/(3*10e8))/self.samp_rate)
+ self.qtgui_time_sink_x_0.set_samp_rate(self.samp_rate / self.sps)
def get_rrc_taps(self):
return self.rrc_taps
@@ -168,13 +313,14 @@ class qam_sim(gr.top_block):
def set_carrier_freq(self, carrier_freq):
self.carrier_freq = carrier_freq
+ self.channels_selective_fading_model_0.set_fDTs(((2*self.carrier_freq)/(3*10e8))/self.samp_rate)
- def get_access_code_symbols(self):
- return self.access_code_symbols
+ def get_access_code(self):
+ return self.access_code
- def set_access_code_symbols(self, access_code_symbols):
- self.access_code_symbols = access_code_symbols
- self.digital_corr_est_cc_0.set_mark_delay(len(self.access_code_symbols) // 2)
+ def set_access_code(self, access_code):
+ self.access_code = access_code
+ self.digital_corr_est_cc_0.set_mark_delay(len(self.access_code) // 2)
@@ -183,21 +329,34 @@ class qam_sim(gr.top_block):
def main(top_block_cls=qam_sim, 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()
- def sig_handler(sig=None, frame=None):
- tb.stop()
- tb.wait()
+ tb.start()
+
+ tb.show()
- sys.exit(0)
+ def sig_handler(sig=None, frame=None):
+ Qt.QApplication.quit()
signal.signal(signal.SIGINT, sig_handler)
signal.signal(signal.SIGTERM, sig_handler)
- tb.start()
+ timer = Qt.QTimer()
+ timer.start(500)
+ timer.timeout.connect(lambda: None)
- tb.wait()
+ def quitting():
+ tb.stop()
+ tb.wait()
+ qapp.aboutToQuit.connect(quitting)
+ qapp.exec_()
if __name__ == '__main__':
main()
diff --git a/flowgraphs/qpsk_sim.grc b/flowgraphs/qpsk_sim.grc
index a8dd485..ea9518b 100644
--- a/flowgraphs/qpsk_sim.grc
+++ b/flowgraphs/qpsk_sim.grc
@@ -76,8 +76,8 @@ blocks:
parameters:
alias: ''
comment: ''
- payload_len: '4096'
- preamble: '[0xbe, 0xef]'
+ payload_len: '16'
+ preamble: '[0x1f, 0x35]'
states:
bus_sink: false
bus_source: false
@@ -96,7 +96,19 @@ blocks:
bus_structure: null
coordinate: [184, 252.0]
rotation: 0
- state: true
+ state: enabled
+- name: frame_len
+ id: variable
+ parameters:
+ comment: ''
+ value: 2 + 4 + 16
+ states:
+ bus_sink: false
+ bus_source: false
+ bus_structure: null
+ coordinate: [208, 604.0]
+ rotation: 0
+ state: disabled
- name: nfilts
id: variable
parameters:
@@ -174,7 +186,7 @@ blocks:
bus_structure: null
coordinate: [48, 252.0]
rotation: 0
- state: true
+ state: enabled
- name: analog_random_source_x_0
id: analog_random_source_x
parameters:
@@ -194,7 +206,24 @@ blocks:
bus_structure: null
coordinate: [48, 420.0]
rotation: 0
- state: true
+ state: enabled
+- name: analog_simple_squelch_cc_0
+ id: analog_simple_squelch_cc
+ parameters:
+ affinity: ''
+ alias: ''
+ alpha: ''
+ comment: ''
+ maxoutbuf: '0'
+ minoutbuf: '0'
+ threshold: ''
+ states:
+ bus_sink: false
+ bus_source: false
+ bus_structure: null
+ coordinate: [1000, 692.0]
+ rotation: 0
+ state: disabled
- name: blocks_complex_to_mag_0
id: blocks_complex_to_mag
parameters:
@@ -211,6 +240,25 @@ blocks:
coordinate: [1064, 1080.0]
rotation: 0
state: enabled
+- name: blocks_null_source_0
+ id: blocks_null_source
+ parameters:
+ affinity: ''
+ alias: ''
+ bus_structure_source: '[[0,],]'
+ comment: ''
+ maxoutbuf: '0'
+ minoutbuf: '0'
+ num_outputs: '1'
+ type: complex
+ vlen: '1'
+ states:
+ bus_sink: false
+ bus_source: false
+ bus_structure: null
+ coordinate: [744, 344.0]
+ rotation: 0
+ state: disabled
- name: blocks_repack_bits_bb_0
id: blocks_repack_bits_bb
parameters:
@@ -247,9 +295,28 @@ blocks:
bus_sink: false
bus_source: false
bus_structure: null
- coordinate: [272, 416.0]
+ coordinate: [240, 416.0]
rotation: 0
- state: true
+ state: enabled
+- name: blocks_stream_mux_1
+ id: blocks_stream_mux
+ parameters:
+ affinity: ''
+ alias: ''
+ comment: ''
+ lengths: '[]'
+ maxoutbuf: '0'
+ minoutbuf: '0'
+ num_inputs: '2'
+ type: complex
+ vlen: '1'
+ states:
+ bus_sink: false
+ bus_source: false
+ bus_structure: null
+ coordinate: [928, 344.0]
+ rotation: 0
+ state: disabled
- name: blocks_stream_to_vector_0
id: blocks_stream_to_vector
parameters:
@@ -324,7 +391,7 @@ blocks:
bus_structure: null
coordinate: [48, 324.0]
rotation: 0
- state: true
+ state: enabled
- name: channels_channel_model_0
id: channels_channel_model
parameters:
@@ -356,7 +423,7 @@ blocks:
alias: ''
comment: ''
delays: (0,1.8)
- fDTs: ((4*carrier_freq)/(3*10e8))/samp_rate
+ fDTs: ((2*carrier_freq)/(3*10e8))/samp_rate
mags: (1,0.12)
maxoutbuf: '0'
minoutbuf: '0'
@@ -366,9 +433,9 @@ blocks:
bus_sink: false
bus_source: false
bus_structure: null
- coordinate: [568, 548.0]
+ coordinate: [592, 572.0]
rotation: 0
- state: disabled
+ state: enabled
- name: digital_cma_equalizer_cc_0
id: digital_cma_equalizer_cc
parameters:
@@ -475,7 +542,7 @@ blocks:
affinity: ''
alias: ''
comment: ''
- vgl: testvec + list(np.zeros(4))
+ vgl: list(np.zeros(frame_len))
vlen: frame_len
states:
bus_sink: false
@@ -490,8 +557,8 @@ blocks:
affinity: ''
alias: ''
comment: ''
- fname: ''
- frame_obj: ''
+ fname: ./lena512color.png
+ frame_obj: frame
maxoutbuf: '0'
minoutbuf: '0'
states:
@@ -518,7 +585,7 @@ blocks:
bus_structure: null
coordinate: [648, 740.0]
rotation: 0
- state: enabled
+ state: disabled
- name: fadingui_netsink_0
id: fadingui_netsink
parameters:
@@ -717,7 +784,7 @@ blocks:
bus_sink: false
bus_source: false
bus_structure: null
- coordinate: [1240, 828.0]
+ coordinate: [552, 852.0]
rotation: 0
state: disabled
- name: qtgui_time_sink_x_0
@@ -816,7 +883,7 @@ blocks:
bus_structure: null
coordinate: [1248, 1060.0]
rotation: 0
- state: enabled
+ state: disabled
- name: virtual_sink_0
id: virtual_sink
parameters:
@@ -827,9 +894,9 @@ blocks:
bus_sink: false
bus_source: false
bus_structure: null
- coordinate: [928, 428.0]
+ coordinate: [1104, 428.0]
rotation: 0
- state: true
+ state: enabled
- name: virtual_sink_1
id: virtual_sink
parameters:
@@ -900,10 +967,13 @@ connections:
- [analog_random_source_x_0, '0', blocks_stream_mux_0, '1']
- [blocks_complex_to_mag_0, '0', fadingui_netsink_0_0, '0']
- [blocks_complex_to_mag_0, '0', qtgui_time_sink_x_0, '0']
+- [blocks_null_source_0, '0', blocks_stream_mux_1, '0']
- [blocks_repack_bits_bb_0, '0', blocks_stream_to_vector_0, '0']
- [blocks_stream_mux_0, '0', digital_constellation_modulator_0, '0']
+- [blocks_stream_mux_1, '0', virtual_sink_0, '0']
- [blocks_stream_to_vector_0, '0', fadingui_ber_0, '0']
- [blocks_tagged_stream_align_0, '0', blocks_repack_bits_bb_0, '0']
+- [blocks_throttle_0, '0', blocks_stream_mux_1, '1']
- [blocks_throttle_0, '0', virtual_sink_0, '0']
- [blocks_vector_source_x_0, '0', blocks_stream_mux_0, '0']
- [channels_channel_model_0, '0', channels_selective_fading_model_0, '0']
@@ -918,11 +988,11 @@ connections:
- [digital_corr_est_cc_0, '1', blocks_complex_to_mag_0, '0']
- [digital_pfb_clock_sync_xxx_0, '0', digital_cma_equalizer_cc_0, '0']
- [digital_pfb_clock_sync_xxx_0, '0', fadingui_netsink_4, '0']
+- [digital_pfb_clock_sync_xxx_0, '0', qtgui_const_sink_x_0, '0']
- [fadingui_datasource_0, '0', digital_constellation_modulator_0, '0']
- [fadingui_multipath_fading_0, '0', fadingui_netsink_0, '0']
- [fadingui_multipath_fading_0, '0', virtual_sink_1, '0']
- [fadingui_phasecorrection_0, '0', fadingui_netsink_3, '0']
-- [fadingui_phasecorrection_0, '0', qtgui_const_sink_x_0, '0']
- [fadingui_phasecorrection_0, '0', virtual_sink_2, '0']
- [virtual_source_0, '0', digital_constellation_decoder_cb_0, '0']
- [virtual_source_1, '0', digital_pfb_clock_sync_xxx_0, '0']
diff --git a/flowgraphs/qpsk_sim.py b/flowgraphs/qpsk_sim.py
index 1e00180..cb9315b 100755
--- a/flowgraphs/qpsk_sim.py
+++ b/flowgraphs/qpsk_sim.py
@@ -47,8 +47,12 @@ class qpsk_sim(gr.top_block):
# Blocks
##################################################
self.fadingui_phasecorrection_0 = fadingui.phasecorrection(frame_len)
- self.fadingui_multipath_fading_0 = fadingui.multipath_fading(amplitudes=[0.12], delays=[1.8], los =True)
- self.fadingui_ber_0 = fadingui.ber(vgl=testvec + list(np.zeros(4)), vlen=frame_len,address='udp://localhost:31420')
+ self.fadingui_netsink_4 = fadingui.netsink(address='udp://localhost:31417', dtype="complex", vlen=1)
+ self.fadingui_netsink_3 = fadingui.netsink(address='udp://localhost:31419', dtype="complex", vlen=1)
+ self.fadingui_netsink_1 = fadingui.netsink(address='udp://localhost:31418', dtype="complex", vlen=1)
+ self.fadingui_netsink_0_0 = fadingui.netsink(address='udp://localhost:31415', dtype="float", vlen=1)
+ self.fadingui_netsink_0 = fadingui.netsink(address='udp://localhost:31416', dtype="complex", vlen=1)
+ self.fadingui_ber_0 = fadingui.ber(vgl=list(np.zeros(frame_len)), vlen=frame_len,address='udp://localhost:31420')
self.digital_pfb_clock_sync_xxx_0 = digital.pfb_clock_sync_ccf(sps, 2 * np.pi / 100, rrc_taps, 32, 16, 1.5, 1)
self.digital_corr_est_cc_0 = digital.corr_est_cc(access_code_symbols, 1, len(access_code_symbols) // 2, 0.9, digital.THRESHOLD_ABSOLUTE)
self.digital_constellation_modulator_0 = digital.generic_mod(
@@ -61,6 +65,7 @@ class qpsk_sim(gr.top_block):
log=False)
self.digital_constellation_decoder_cb_0 = digital.constellation_decoder_cb(qpsk_const)
self.digital_cma_equalizer_cc_0 = digital.cma_equalizer_cc(15, 1, 2e-3, 1)
+ self.channels_selective_fading_model_0 = channels.selective_fading_model( 8, ((2*carrier_freq)/(3*10e8))/samp_rate, False, 4.0, 21, (0,1.8), (1,0.12), 8 )
self.channels_channel_model_0 = channels.channel_model(
noise_voltage=100e-3,
frequency_offset=2e-3,
@@ -74,6 +79,7 @@ class qpsk_sim(gr.top_block):
self.blocks_stream_to_vector_0 = blocks.stream_to_vector(gr.sizeof_char*1, frame_len)
self.blocks_stream_mux_0 = blocks.stream_mux(gr.sizeof_char*1, [len(testvec), 4])
self.blocks_repack_bits_bb_0 = blocks.repack_bits_bb(2, 8, "", False, gr.GR_LSB_FIRST)
+ self.blocks_complex_to_mag_0 = blocks.complex_to_mag(1)
self.analog_random_source_x_0 = blocks.vector_source_b(list(map(int, numpy.random.randint(0, 255, 400))), True)
@@ -82,20 +88,26 @@ class qpsk_sim(gr.top_block):
# Connections
##################################################
self.connect((self.analog_random_source_x_0, 0), (self.blocks_stream_mux_0, 1))
+ self.connect((self.blocks_complex_to_mag_0, 0), (self.fadingui_netsink_0_0, 0))
self.connect((self.blocks_repack_bits_bb_0, 0), (self.blocks_stream_to_vector_0, 0))
self.connect((self.blocks_stream_mux_0, 0), (self.digital_constellation_modulator_0, 0))
self.connect((self.blocks_stream_to_vector_0, 0), (self.fadingui_ber_0, 0))
self.connect((self.blocks_tagged_stream_align_0, 0), (self.blocks_repack_bits_bb_0, 0))
self.connect((self.blocks_throttle_0, 0), (self.channels_channel_model_0, 0))
self.connect((self.blocks_vector_source_x_0, 0), (self.blocks_stream_mux_0, 0))
- self.connect((self.channels_channel_model_0, 0), (self.fadingui_multipath_fading_0, 0))
+ self.connect((self.channels_channel_model_0, 0), (self.channels_selective_fading_model_0, 0))
+ self.connect((self.channels_selective_fading_model_0, 0), (self.digital_pfb_clock_sync_xxx_0, 0))
+ self.connect((self.channels_selective_fading_model_0, 0), (self.fadingui_netsink_0, 0))
self.connect((self.digital_cma_equalizer_cc_0, 0), (self.digital_corr_est_cc_0, 0))
+ self.connect((self.digital_cma_equalizer_cc_0, 0), (self.fadingui_netsink_1, 0))
self.connect((self.digital_constellation_decoder_cb_0, 0), (self.blocks_tagged_stream_align_0, 0))
self.connect((self.digital_constellation_modulator_0, 0), (self.blocks_throttle_0, 0))
+ self.connect((self.digital_corr_est_cc_0, 1), (self.blocks_complex_to_mag_0, 0))
self.connect((self.digital_corr_est_cc_0, 0), (self.fadingui_phasecorrection_0, 0))
self.connect((self.digital_pfb_clock_sync_xxx_0, 0), (self.digital_cma_equalizer_cc_0, 0))
- self.connect((self.fadingui_multipath_fading_0, 0), (self.digital_pfb_clock_sync_xxx_0, 0))
+ self.connect((self.digital_pfb_clock_sync_xxx_0, 0), (self.fadingui_netsink_4, 0))
self.connect((self.fadingui_phasecorrection_0, 0), (self.digital_constellation_decoder_cb_0, 0))
+ self.connect((self.fadingui_phasecorrection_0, 0), (self.fadingui_netsink_3, 0))
def get_testvec(self):
@@ -133,6 +145,7 @@ class qpsk_sim(gr.top_block):
def set_samp_rate(self, samp_rate):
self.samp_rate = samp_rate
self.blocks_throttle_0.set_sample_rate(self.samp_rate)
+ self.channels_selective_fading_model_0.set_fDTs(((2*self.carrier_freq)/(3*10e8))/self.samp_rate)
def get_rrc_taps(self):
return self.rrc_taps
@@ -158,6 +171,7 @@ class qpsk_sim(gr.top_block):
def set_carrier_freq(self, carrier_freq):
self.carrier_freq = carrier_freq
+ self.channels_selective_fading_model_0.set_fDTs(((2*self.carrier_freq)/(3*10e8))/self.samp_rate)
def get_access_code_symbols(self):
return self.access_code_symbols
diff --git a/src/gr-fadingui/python/ber.py b/src/gr-fadingui/python/ber.py
index 1c5debf..664780f 100644
--- a/src/gr-fadingui/python/ber.py
+++ b/src/gr-fadingui/python/ber.py
@@ -43,7 +43,7 @@ class ber(gr.sync_block):
self.vgl=vgl
self.vlen=vlen
- self.ber_samples = RingBuffer(capacity=2000, dtype=int)
+ self.ber_samples = RingBuffer(capacity=100, dtype=int)
self.ber_samples.extend(np.zeros(self.ber_samples.maxlen))
# Create a socket and parse remote machine url
@@ -84,8 +84,6 @@ class ber(gr.sync_block):
log.debug(f"Length: {len(inp)}")
# log.debug(f"Inp_vector:{inp}")
-
-
for i in inp:
i = np.array(i, dtype=np.uint8)
v = np.array(self.vgl, dtype=np.uint8) ^ i
@@ -102,11 +100,7 @@ class ber(gr.sync_block):
ber_max, ber_min, ber_avg = self.ber_stats()
log.debug(f"Statistics: {ber_max}, {ber_min}, {ber_avg}")
- #self.send(self.encode(ber_max, ber_min, ber_avg))
- self.send(self.encode(trueber))
- self.send(self.encode(ber_max))
- self.send(self.encode(ber_min))
- self.send(self.encode(ber_avg))
+ self.send(self.encode([trueber, ber_max, ber_avg]))
return len(inp)
#return len(input_items[0])
diff --git a/src/gr-fadingui/python/netsink.py b/src/gr-fadingui/python/netsink.py
index 06e376c..8851fe9 100644
--- a/src/gr-fadingui/python/netsink.py
+++ b/src/gr-fadingui/python/netsink.py
@@ -3,12 +3,16 @@
#
# Copyright 2021 Sara Cinzia Halter, Naoki Pross.
+import os
import socket
from urllib.parse import urlparse
import numpy as np
from gnuradio import gr
+from fadingui.logger import get_logger
+log = get_logger("netsink")
+
class netsink(gr.sync_block):
"""
Sink that sends the data over the network using UDP.
@@ -26,7 +30,6 @@ class netsink(gr.sync_block):
dt = to_numpy[dtype]
if vlen > 1:
dt = np.dtype(dt, (vlen,))
- print(dt)
gr.sync_block.__init__(self,
name="Network Sink",
@@ -34,9 +37,28 @@ class netsink(gr.sync_block):
out_sig=None)
# Create a socket and parse remote machine url
- self.socket = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
self.url = urlparse(address)
- self.srv = (self.url.hostname, self.url.port)
+ self.srv = None
+
+ if self.url.scheme == "udp":
+ log.debug(f"Creating UDP socket to {self.srv}")
+ self.socket = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
+ self.srv = (self.url.hostname, self.url.port)
+ self.socket.connect(self.srv)
+
+ elif self.url.scheme == "file":
+ log.debug(f"Creating UNIX file socket to {self.url.path}")
+ self.socket = socket.socket(socket.AF_UNIX, socket.SOCK_DGRAM)
+ self.srv = self.url.path
+ try:
+ self.socket.connect(self.srv)
+ except FileNotFoundError:
+ log.error("Cannot find socket file, is the server (GUI) running?")
+ raise
+
+ else:
+ raise NotImplemented
+
def send(self, data):
"""
@@ -46,7 +68,11 @@ class netsink(gr.sync_block):
@return Number of bytes that were actually sent
"""
assert type(data) == bytes
- return self.socket.sendto(data, self.srv)
+ try:
+ return self.socket.sendto(data, self.srv)
+ except socket.error as err:
+ log.warn(f"No data was sent: {err}")
+ return 0
def encode(self, data):
"""
@@ -62,7 +88,7 @@ class netsink(gr.sync_block):
def work(self, input_items, output_items):
# send only every k-th sample
- inp = input_items[0][::3]
+ inp = input_items[0][::2]
inp_len = len(inp)
blocksize = 1024
diff --git a/src/gui/gui.py b/src/gui/gui.py
index 5d86de1..7e2357b 100755
--- a/src/gui/gui.py
+++ b/src/gui/gui.py
@@ -45,13 +45,13 @@ show_debug()
time_plot = net.network_plot(url="udp://localhost:31415", dtype=float, \
nsamples=500, tag="time_plot", label="Time plot")
channel_plot = net.network_constellation_plot(url="udp://localhost:31416", \
- nsamples=200, tag="channel_plot", label="Channel")
+ nsamples=512, tag="channel_plot", label="Channel")
synchronized_plot = net.network_constellation_plot(url="udp://localhost:31417", \
- nsamples=200, tag="synchronized_plot", label="Synchronized")
+ nsamples=512, tag="synchronized_plot", label="Synchronized")
equalized_plot = net.network_constellation_plot(url="udp://localhost:31418", \
- nsamples=200, tag="equalized_plot", label="Equalized")
+ nsamples=512, tag="equalized_plot", label="Equalized")
locked_plot = net.network_constellation_plot(url="udp://localhost:31419", \
- nsamples=200, tag="locked_plot", label="Locked")
+ nsamples=512, tag="locked_plot", label="Locked")
constellation_plots = [channel_plot, synchronized_plot, equalized_plot, locked_plot]
network_plots = [time_plot] + constellation_plots
@@ -88,11 +88,11 @@ plots_locked = True
# Set up theme and looks
# Font
-# with font_registry():
-# # first argument ids the path to the .ttf or .otf file
-# default_font = add_font("NotoSerifCJKjp-Medium.otf", 20)
-# second_font = add_font("NotoSerifCJKjp-Medium.otf", 10)
-# test = add_font("NotoSerifCJKjp-Medium.otf", 30)
+with font_registry():
+ # first argument ids the path to the .ttf or .otf file
+ default_font = add_font("res/ttf/Hack-Regular.ttf", 20)
+ # second_font = add_font("NotoSerifCJKjp-Medium.otf", 10)
+ # test = add_font("NotoSerifCJKjp-Medium.otf", 30)
# Constellation diagrams
with theme(tag="constellation_series_theme"):
@@ -113,7 +113,7 @@ def exit(sender, data):
with window(tag="primary_window"):
# Grössere Schrifftart/ Grösse für das ganze Dokument definiert
- # bind_font(default_font)
+ bind_font(default_font)
with menu_bar():
with menu(label="Settings"):
@@ -195,7 +195,7 @@ with window(label="RX DSP Flow Graph", width=800, height=400, pos=(0,25), tag="r
# Network plots
def make_constellation_plot_window(plot, label):
- with window(label=label, no_collapse=True,
+ with window(label=label, no_collapse=True, no_close=True, \
width=plot_window_sizes[plot][0], \
height=plot_window_sizes[plot][1], \
pos=plot_window_positions[plot], \
@@ -249,12 +249,18 @@ with window(label="Bit Error Rate ", width=300, height=150, pos=(200,875)) as be
add_theme_color(mvThemeCol_Text,(0,0,0)) #Schwarz
add_theme_style(mvStyleVar_FrameRounding, 5)
- add_button(label="BER", height=60, width=150,pos=(75,60))
- bind_item_theme(last_item(),"button_ber")
+ add_button(label="BER", height=60, width=-1, tag="ber_value")
+ bind_item_theme(last_item(), "button_ber")
# bind_item_theme(ber_window, "ber_window")
# bind_item_font(ber_window, test)
+def set_ber(values):
+ ber_curr, ber_max, ber_avg = values
+ configure_item("ber_value", label=f"Current: {ber_curr}, Max: {ber_max}, Avg: {ber_avg}")
+
+ber_value = net.network_value(url="udp://localhost:31420", dtype=float, refresh_func=set_ber)
+
#================================================
# Picture Window
@@ -278,8 +284,9 @@ set_primary_window("primary_window", True)
# Main loop
while is_dearpygui_running():
- for plt in network_plots:
- plt.refresh_series(plt.series_tag)
+ for plt, tag in network_plots.items():
+ plt.refresh_series(tag)
+ ber_value.refresh()
render_dearpygui_frame()
diff --git a/src/gui/net.py b/src/gui/net.py
index 121cc76..820bc84 100644
--- a/src/gui/net.py
+++ b/src/gui/net.py
@@ -1,3 +1,4 @@
+import os
import select
import socket
from urllib.parse import urlparse
@@ -12,19 +13,37 @@ class udpsource:
"""
Creates an UDP listening socket
"""
- def __init__(self, url, dtype, timeout=0.05):
+ def __init__(self, url, dtype, timeout=0.05, blocksize=1024):
self.sock = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
self.url = urlparse(url)
self.dtype = dtype
self.timeout = timeout
+ self.blocksize = blocksize
+
+ if self.url.scheme == "udp":
+ self.sock = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
+ elif self.url.scheme == "file":
+ try:
+ os.unlink(self.url.path)
+ except OSError:
+ if os.path.exists(self.url.path):
+ raise
+
+ self.sock = socket.socket(socket.AF_UNIX, socket.SOCK_DGRAM)
+ else:
+ raise NotImplemented
def __del__(self):
self.sock.close()
def bind(self):
self.sock.setblocking(False)
- self.sock.bind((self.url.hostname, self.url.port))
- # self.sock.listen()
+ if self.url.scheme == "udp":
+ self.sock.bind((self.url.hostname, self.url.port))
+ elif self.url.scheme == "file":
+ self.sock.bind(self.url.path)
+
+ # self.sock.listen(1)
def read(self, nblocks):
# TODO: run in a separate thread (it will be painful to implement)
@@ -33,8 +52,7 @@ class udpsource:
return None
# read from socket
- blocksize = 1024 * 4
- string = ready[0].recv(nblocks * blocksize).decode("ascii")
+ string = ready[0].recv(nblocks * self.blocksize).decode("ascii")
# decode string, remove empty values
chunks = filter(None, re.split(r"\[(.+?)\]", string))
@@ -55,6 +73,24 @@ class udpsource:
return values
+class network_value(udpsource):
+ def __init__(self, url, dtype, refresh_func):
+ udpsource.__init__(self, url, dtype, blocksize=16)
+
+ self._refresh = refresh_func
+ self.value = None
+
+ self.bind()
+
+ def read(self):
+ return udpsource.read(self, 1)
+
+ def refresh(self):
+ self.value = self.read()
+ if self.value:
+ self._refresh(self.value)
+
+
class network_plot(udpsource):
"""
Wraps a udpsource while at the same time intefacing with DearPyGUI as a plot element.
diff --git a/src/gui/res/pic/lena512color.png b/src/gui/res/pic/lena512color.png
new file mode 100644
index 0000000..7d364e0
--- /dev/null
+++ b/src/gui/res/pic/lena512color.png
Binary files differ
diff --git a/src/gui/lena512color.tiff b/src/gui/res/pic/lena512color.tiff
index ffe5c83..ffe5c83 100644
--- a/src/gui/lena512color.tiff
+++ b/src/gui/res/pic/lena512color.tiff
Binary files differ
diff --git a/src/gui/res/ttf/Hack-Bold.ttf b/src/gui/res/ttf/Hack-Bold.ttf
new file mode 100644
index 0000000..7ff4975
--- /dev/null
+++ b/src/gui/res/ttf/Hack-Bold.ttf
Binary files differ
diff --git a/src/gui/res/ttf/Hack-BoldItalic.ttf b/src/gui/res/ttf/Hack-BoldItalic.ttf
new file mode 100644
index 0000000..3b137d9
--- /dev/null
+++ b/src/gui/res/ttf/Hack-BoldItalic.ttf
Binary files differ
diff --git a/src/gui/res/ttf/Hack-Italic.ttf b/src/gui/res/ttf/Hack-Italic.ttf
new file mode 100644
index 0000000..d26198a
--- /dev/null
+++ b/src/gui/res/ttf/Hack-Italic.ttf
Binary files differ
diff --git a/src/gui/res/ttf/Hack-Regular.ttf b/src/gui/res/ttf/Hack-Regular.ttf
new file mode 100644
index 0000000..92a90cb
--- /dev/null
+++ b/src/gui/res/ttf/Hack-Regular.ttf
Binary files differ
generated by cgit v1.2.1 (git 2.18.0) at 2024-07-01 20:40:23 +0200