Merge pull request #119 from romankh/gr-gsm-apps
App for RTL-SDR single channel capture
diff --git a/apps/airprobe_rtlsdr_capture.py b/apps/airprobe_rtlsdr_capture.py
new file mode 100755
index 0000000..b744bf2
--- /dev/null
+++ b/apps/airprobe_rtlsdr_capture.py
@@ -0,0 +1,251 @@
+#!/usr/bin/env python
+# -*- coding: utf-8 -*-
+# @file
+# @author Roman Khassraf <rkhassraf@gmail.com>
+# @section LICENSE
+#
+# Gr-gsm is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 3, or (at your option)
+# any later version.
+#
+# Gr-gsm is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with gr-gsm; see the file COPYING. If not, write to
+# the Free Software Foundation, Inc., 51 Franklin Street,
+# Boston, MA 02110-1301, USA.
+#
+#
+
+from gnuradio import blocks
+from gnuradio import eng_notation
+from gnuradio import gr
+from gnuradio.eng_option import eng_option
+from gnuradio.filter import firdes
+from math import pi
+from optparse import OptionParser
+
+import grgsm
+import osmosdr
+import pmt
+import signal
+import sys
+
+
+class airprobe_rtlsdr_capture(gr.top_block):
+
+ def __init__(self, fc, gain, samp_rate, ppm, arfcn, cfile=None, burst_file=None, band=None, verbose=False):
+
+ gr.top_block.__init__(self, "Airprobe RTL-SDR Capture")
+
+ ##################################################
+ # Parameters
+ ##################################################
+ self.fc = fc
+ self.gain = gain
+ self.samp_rate = samp_rate
+ self.ppm = ppm
+ self.arfcn = arfcn
+ self.cfile = cfile
+ self.burst_file = burst_file
+ self.band = band
+ self.verbose = verbose
+ self.shiftoff = shiftoff = 400e3
+
+ ##################################################
+ # Processing Blocks
+ ##################################################
+
+ self.rtlsdr_source = osmosdr.source( args="numchan=" + str(1) + " " + "" )
+ self.rtlsdr_source.set_sample_rate(samp_rate)
+ self.rtlsdr_source.set_center_freq(fc - shiftoff, 0)
+ self.rtlsdr_source.set_freq_corr(ppm, 0)
+ self.rtlsdr_source.set_dc_offset_mode(2, 0)
+ self.rtlsdr_source.set_iq_balance_mode(2, 0)
+ self.rtlsdr_source.set_gain_mode(True, 0)
+ self.rtlsdr_source.set_gain(gain, 0)
+ self.rtlsdr_source.set_if_gain(20, 0)
+ self.rtlsdr_source.set_bb_gain(20, 0)
+ self.rtlsdr_source.set_antenna("", 0)
+ self.rtlsdr_source.set_bandwidth(250e3+abs(shiftoff), 0)
+ self.blocks_rotator = blocks.rotator_cc(-2*pi*shiftoff/samp_rate)
+
+ if self.verbose or self.burst_file:
+ self.gsm_receiver = grgsm.receiver(4, ([self.arfcn]), ([]))
+ self.gsm_input = grgsm.gsm_input(
+ ppm=0,
+ osr=4,
+ fc=fc,
+ samp_rate_in=samp_rate,
+ )
+ self.gsm_clock_offset_control = grgsm.clock_offset_control(fc-shiftoff)
+
+ if self.burst_file:
+ self.gsm_burst_file_sink = grgsm.burst_file_sink(self.burst_file)
+
+ if self.cfile:
+ self.blocks_file_sink = blocks.file_sink(gr.sizeof_gr_complex*1, self.cfile, False)
+ self.blocks_file_sink.set_unbuffered(False)
+
+ if self.verbose:
+ self.gsm_bursts_printer_0 = grgsm.bursts_printer(pmt.intern(""),
+ False, False, False, False)
+
+ ##################################################
+ # Connections
+ ##################################################
+
+ self.connect((self.rtlsdr_source, 0), (self.blocks_rotator, 0))
+
+ if self.cfile:
+ self.connect((self.blocks_rotator, 0), (self.blocks_file_sink, 0))
+
+ if self.verbose or self.burst_file:
+ self.connect((self.gsm_input, 0), (self.gsm_receiver, 0))
+ self.connect((self.blocks_rotator, 0), (self.gsm_input, 0))
+ self.msg_connect(self.gsm_clock_offset_control, "ppm", self.gsm_input, "ppm_in")
+ self.msg_connect(self.gsm_receiver, "measurements", self.gsm_clock_offset_control, "measurements")
+
+ if self.burst_file:
+ self.msg_connect(self.gsm_receiver, "C0", self.gsm_burst_file_sink, "in")
+ if self.verbose:
+ self.msg_connect(self.gsm_receiver, "C0", self.gsm_bursts_printer_0, "bursts")
+
+ def get_fc(self):
+ return self.fc
+
+ def set_fc(self, fc):
+ self.fc = fc
+ if self.verbose or self.burst_file:
+ self.gsm_input.set_fc(self.fc)
+
+ def get_arfcn(self):
+ return self.arfcn
+
+ def set_arfcn(self, arfcn):
+ self.arfcn = arfcn
+ if self.verbose or self.burst_file:
+ self.gsm_receiver.set_cell_allocation([self.arfcn])
+ if options.band:
+ new_freq = grgsm.arfcn.arfcn2downlink(self.arfcn, self.band)
+ else:
+ for band in grgsm.arfcn.get_bands():
+ if grgsm.arfcn.is_valid_arfcn(arfcn, band):
+ new_freq = grgsm.arfcn.arfcn2downlink(arfcn, band)
+ break
+ self.set_fc(new_freq)
+
+ def get_gain(self):
+ return self.gain
+
+ def set_gain(self, gain):
+ self.gain = gain
+
+ def get_samp_rate(self):
+ return self.samp_rate
+
+ def set_samp_rate(self, samp_rate):
+ self.samp_rate = samp_rate
+ self.rtlsdr_source.set_sample_rate(self.samp_rate)
+ if self.verbose or self.burst_file:
+ self.gsm_input.set_samp_rate_in(self.samp_rate)
+
+ def get_ppm(self):
+ return self.ppm
+
+ def set_ppm(self, ppm):
+ self.ppm = ppm
+ self.set_ppm_slider(self.ppm)
+
+if __name__ == '__main__':
+
+ parser = OptionParser(option_class=eng_option, usage="%prog [options]",
+ description="RTL-SDR capturing app of gr-gsm.")
+
+ parser.add_option("-f", "--fc", dest="fc", type="eng_float",
+ help="Set frequency [default=%default]")
+
+ parser.add_option("-a", "--arfcn", dest="arfcn", type="intx",
+ help="Set ARFCN instead of frequency. In some cases you may have to provide the GSM band also")
+
+ parser.add_option("-g", "--gain", dest="gain", type="eng_float",
+ default=eng_notation.num_to_str(30),
+ help="Set gain [default=%default]")
+
+ parser.add_option("-s", "--samp-rate", dest="samp_rate", type="eng_float",
+ default=eng_notation.num_to_str(2000000.052982),
+ help="Set samp_rate [default=%default]")
+
+ parser.add_option("-p", "--ppm", dest="ppm", type="intx", default=0,
+ help="Set ppm [default=%default]")
+
+ parser.add_option("-b", "--burst-file", dest="burst_file",
+ help="File where the captured bursts are saved")
+
+ parser.add_option("-c", "--cfile", dest="cfile",
+ help="File where the captured data are saved")
+
+ bands_list = ", ".join(grgsm.arfcn.get_bands())
+ parser.add_option("--band", dest="band",
+ help="Specify the GSM band for the frequency.\nAvailable bands are: " + bands_list + ".\nIf no band is specified, it will be determined automatically, defaulting to 0." )
+
+ parser.add_option("-v", "--verbose", action="store_true",
+ help="If set, the captured bursts are printed to stdout")
+
+ (options, args) = parser.parse_args()
+
+ if options.cfile is None and options.burst_file is None:
+ parser.error("Please provide a cfile or a burst file (or both) to save the captured data\n")
+
+ if (options.fc is None and options.arfcn is None) or (options.fc is not None and options.arfcn is not None):
+ parser.error("You have to provide either a frequency or an ARFCN (but not both).\n")
+
+ arfcn = 0
+ fc = 939.4e6
+ if options.arfcn:
+ if options.band:
+ if options.band not in grgsm.arfcn.get_bands():
+ parser.error("Invalid GSM band\n")
+ elif not grgsm.arfcn.is_valid_arfcn(options.arfcn, options.band):
+ parser.error("ARFCN is not valid in the specified band\n")
+ else:
+ arfcn = options.arfcn
+ fc = grgsm.arfcn.arfcn2downlink(arfcn, options.band)
+ else:
+ arfcn = options.arfcn
+ for band in grgsm.arfcn.get_bands():
+ if grgsm.arfcn.is_valid_arfcn(arfcn, band):
+ fc = grgsm.arfcn.arfcn2downlink(arfcn, band)
+ break
+ elif options.fc:
+ fc = options.fc
+ if options.band:
+ if options.band not in grgsm.arfcn.get_bands():
+ parser.error("Invalid GSM band\n")
+ elif not grgsm.arfcn.is_valid_downlink(options.fc, options.band):
+ parser.error("Frequency is not valid in the specified band\n")
+ else:
+ arfcn = grgsm.arfcn.downlink2arfcn(options.fc, options.band)
+ else:
+ for band in grgsm.arfcn.get_bands():
+ if grgsm.arfcn.is_valid_downlink(options.fc, band):
+ arfcn = grgsm.arfcn.downlink2arfcn(options.fc, band)
+ break
+
+ tb = airprobe_rtlsdr_capture(fc=fc, gain=options.gain, samp_rate=options.samp_rate,
+ ppm=options.ppm, arfcn=arfcn, cfile=options.cfile,
+ burst_file=options.burst_file, band=options.band, verbose=options.verbose)
+
+ def signal_handler(signal, frame):
+ tb.stop()
+ tb.wait()
+ sys.exit(0)
+
+ signal.signal(signal.SIGINT, signal_handler)
+
+ tb.start()
+ tb.wait()
diff --git a/python/CMakeLists.txt b/python/CMakeLists.txt
index 95cbd91..78cc646 100644
--- a/python/CMakeLists.txt
+++ b/python/CMakeLists.txt
@@ -36,6 +36,7 @@
receiver/sch_detector.py
receiver/fcch_detector.py
receiver/chirpz.py
+ misc_utils/arfcn.py
misc_utils/clock_offset_corrector.py DESTINATION ${GR_PYTHON_DIR}/grgsm
)
@@ -55,3 +56,5 @@
GR_ADD_TEST(qa_burst_sdcch_subslot_filter ${PYTHON_EXECUTABLE} ${CMAKE_CURRENT_SOURCE_DIR}/qa_burst_sdcch_subslot_filter.py)
GR_ADD_TEST(qa_burst_fnr_filter ${PYTHON_EXECUTABLE} ${CMAKE_CURRENT_SOURCE_DIR}/qa_burst_fnr_filter.py)
GR_ADD_TEST(qa_dummy_burst_filter ${PYTHON_EXECUTABLE} ${CMAKE_CURRENT_SOURCE_DIR}/qa_dummy_burst_filter.py)
+GR_ADD_TEST(qa_arfcn ${PYTHON_EXECUTABLE} ${CMAKE_CURRENT_SOURCE_DIR}/qa_arfcn.py)
+
diff --git a/python/__init__.py b/python/__init__.py
index 41adfe8..31c0bc5 100644
--- a/python/__init__.py
+++ b/python/__init__.py
@@ -51,6 +51,7 @@
from fcch_detector import fcch_detector
from clock_offset_corrector import clock_offset_corrector
from gsm_input import gsm_input
+import arfcn
#
diff --git a/python/misc_utils/arfcn.py b/python/misc_utils/arfcn.py
new file mode 100644
index 0000000..afe8ab6
--- /dev/null
+++ b/python/misc_utils/arfcn.py
@@ -0,0 +1,126 @@
+#!/usr/bin/env python
+# -*- coding: utf-8 -*-
+# @file
+# @author Roman Khassraf <rkhassraf@gmail.com>
+# @section LICENSE
+#
+# Gr-gsm is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 3, or (at your option)
+# any later version.
+#
+# Gr-gsm is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with gr-gsm; see the file COPYING. If not, write to
+# the Free Software Foundation, Inc., 51 Franklin Street,
+# Boston, MA 02110-1301, USA.
+#
+#
+
+import collections
+
+
+# first uplink freq, first arfcn, last arfcn, downlink frequence distance
+# entries are ordered by relevance
+__band_conf = collections.OrderedDict([
+ ('P-GSM', {'first_freq': 890.2e6, 'first_arfcn': 1, 'last_arfcn': 124, 'downlink_dist': 45e6}),
+ ('DCS1800', {'first_freq': 1710.2e6, 'first_arfcn': 512, 'last_arfcn': 885, 'downlink_dist': 95e6}),
+ ('PCS1900', {'first_freq': 1850.2e6, 'first_arfcn': 512, 'last_arfcn': 810, 'downlink_dist': 80e6}),
+ ('E-GSM', {'first_freq': 880.2e6, 'first_arfcn': 975, 'last_arfcn': 1023, 'downlink_dist': 45e6}),
+ ('R-GSM', {'first_freq': 876.2e6, 'first_arfcn': 955, 'last_arfcn': 1023, 'downlink_dist': 45e6}),
+ ('GSM450',{'first_freq': 450.6e6, 'first_arfcn': 259, 'last_arfcn': 293, 'downlink_dist': 10e6}),
+ ('GSM480', {'first_freq': 479e6, 'first_arfcn': 306, 'last_arfcn': 340, 'downlink_dist': 10e6}),
+ ('GSM850', {'first_freq': 824.2e6, 'first_arfcn': 128, 'last_arfcn': 251, 'downlink_dist': 45e6})
+ ])
+
+__chan_spacing = 2e5
+
+
+def get_bands():
+ return __band_conf.keys()
+
+
+def is_valid_arfcn(arfcn, band):
+ """
+ Returns True if arfcn is valid in the given band, else False
+ """
+ if band in __band_conf:
+ conf = __band_conf.get(band)
+ first_arfcn = conf['first_arfcn']
+ last_arfcn = conf['last_arfcn']
+ if first_arfcn <= arfcn <= last_arfcn:
+ return True
+ return False
+
+
+def is_valid_uplink(freq, band):
+ """
+ Returns True if the given frequency is a valid uplink frequency in the given band
+ """
+ if band in __band_conf:
+ conf = __band_conf.get(band)
+ first_freq = arfcn2uplink(conf['first_arfcn'], band)
+ last_freq = arfcn2uplink(conf['last_arfcn'], band)
+ if first_freq is None or last_freq is None:
+ return False
+ if first_freq <= freq <= last_freq:
+ return True
+ return False
+
+
+def is_valid_downlink(freq, band):
+ """
+ Returns True if the given frequency is a valid downlink frequency in the given band
+ """
+ if band in __band_conf:
+ conf = __band_conf.get(band)
+ first_freq = arfcn2downlink(conf['first_arfcn'], band)
+ last_freq = arfcn2downlink(conf['last_arfcn'], band)
+ if first_freq is None or last_freq is None:
+ return False
+ if first_freq <= freq <= last_freq:
+ return True
+ return False
+
+
+def arfcn2uplink(arfcn, band):
+ if band in __band_conf and is_valid_arfcn(arfcn, band):
+
+ conf = __band_conf.get(band)
+ freq_start = conf['first_freq']
+ offset = conf['first_arfcn']
+ # if (band == 'E-GSM' or band == 'R-GSM') and arfcn > 124:
+ # offset = 1024
+ f = freq_start + (__chan_spacing * (arfcn - offset))
+ return round(f, 1)
+ return None
+
+
+def arfcn2downlink(arfcn, band):
+ if band in __band_conf and is_valid_arfcn(arfcn, band):
+ conf = __band_conf.get(band)
+ distance = conf['downlink_dist']
+ return round(arfcn2uplink(arfcn, band) + distance, 1)
+ return None
+
+
+def uplink2arfcn(freq, band):
+ if band in __band_conf and is_valid_uplink(freq, band):
+ conf = __band_conf.get(band)
+ freq_start = conf['first_freq']
+ offset = conf['first_arfcn']
+ return int(round(offset + ((freq - freq_start) / __chan_spacing), 0))
+ return None
+
+
+def downlink2arfcn(freq, band):
+ if band in __band_conf and is_valid_downlink(freq, band):
+ conf = __band_conf.get(band)
+ distance = conf['downlink_dist']
+ freq_uplink = freq - distance
+ return int(round(uplink2arfcn(freq_uplink, band), 0))
+ return None
diff --git a/python/qa_arfcn.py b/python/qa_arfcn.py
new file mode 100755
index 0000000..64775ff
--- /dev/null
+++ b/python/qa_arfcn.py
@@ -0,0 +1,268 @@
+#!/usr/bin/env python
+# -*- coding: utf-8 -*-
+# @file
+# @author Roman Khassraf <rkhassraf@gmail.com>
+# @section LICENSE
+#
+# Gr-gsm is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 3, or (at your option)
+# any later version.
+#
+# Gr-gsm is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with gr-gsm; see the file COPYING. If not, write to
+# the Free Software Foundation, Inc., 51 Franklin Street,
+# Boston, MA 02110-1301, USA.
+#
+#
+
+from gnuradio import gr, gr_unittest, blocks
+import grgsm
+import os
+import sys
+
+
+class qa_arfcn (gr_unittest.TestCase):
+
+ def test_001_is_valid_arfcn(self):
+ self.assertTrue(grgsm.arfcn.is_valid_arfcn(259, 'GSM450'))
+ self.assertTrue(grgsm.arfcn.is_valid_arfcn(277, 'GSM450'))
+ self.assertTrue(grgsm.arfcn.is_valid_arfcn(293, 'GSM450'))
+ self.assertFalse(grgsm.arfcn.is_valid_arfcn(258, 'GSM450'))
+ self.assertFalse(grgsm.arfcn.is_valid_arfcn(294, 'GSM450'))
+
+ self.assertTrue(grgsm.arfcn.is_valid_arfcn(306, 'GSM480'))
+ self.assertTrue(grgsm.arfcn.is_valid_arfcn(323, 'GSM480'))
+ self.assertTrue(grgsm.arfcn.is_valid_arfcn(340, 'GSM480'))
+ self.assertFalse(grgsm.arfcn.is_valid_arfcn(305, 'GSM480'))
+ self.assertFalse(grgsm.arfcn.is_valid_arfcn(341, 'GSM480'))
+
+ self.assertTrue(grgsm.arfcn.is_valid_arfcn(128, 'GSM850'))
+ self.assertTrue(grgsm.arfcn.is_valid_arfcn(199, 'GSM850'))
+ self.assertTrue(grgsm.arfcn.is_valid_arfcn(251, 'GSM850'))
+ self.assertFalse(grgsm.arfcn.is_valid_arfcn(127, 'GSM480'))
+ self.assertFalse(grgsm.arfcn.is_valid_arfcn(251, 'GSM480'))
+
+ self.assertTrue(grgsm.arfcn.is_valid_arfcn(1, 'P-GSM'))
+ self.assertTrue(grgsm.arfcn.is_valid_arfcn(63, 'P-GSM'))
+ self.assertTrue(grgsm.arfcn.is_valid_arfcn(124, 'P-GSM'))
+ self.assertFalse(grgsm.arfcn.is_valid_arfcn(0, 'P-GSM'))
+ self.assertFalse(grgsm.arfcn.is_valid_arfcn(125, 'P-GSM'))
+
+ self.assertTrue(grgsm.arfcn.is_valid_arfcn(975, 'E-GSM'))
+ self.assertTrue(grgsm.arfcn.is_valid_arfcn(999, 'E-GSM'))
+ self.assertTrue(grgsm.arfcn.is_valid_arfcn(1023, 'E-GSM'))
+ self.assertFalse(grgsm.arfcn.is_valid_arfcn(974, 'E-GSM'))
+ self.assertFalse(grgsm.arfcn.is_valid_arfcn(1024, 'E-GSM'))
+
+ self.assertTrue(grgsm.arfcn.is_valid_arfcn(955, 'R-GSM'))
+ self.assertTrue(grgsm.arfcn.is_valid_arfcn(989, 'R-GSM'))
+ self.assertTrue(grgsm.arfcn.is_valid_arfcn(1023, 'R-GSM'))
+ self.assertFalse(grgsm.arfcn.is_valid_arfcn(954, 'R-GSM'))
+ self.assertFalse(grgsm.arfcn.is_valid_arfcn(1024, 'R-GSM'))
+
+ self.assertTrue(grgsm.arfcn.is_valid_arfcn(512, 'DCS1800'))
+ self.assertTrue(grgsm.arfcn.is_valid_arfcn(732, 'DCS1800'))
+ self.assertTrue(grgsm.arfcn.is_valid_arfcn(885, 'DCS1800'))
+ self.assertFalse(grgsm.arfcn.is_valid_arfcn(511, 'DCS1800'))
+ self.assertFalse(grgsm.arfcn.is_valid_arfcn(886, 'DCS1800'))
+
+ self.assertTrue(grgsm.arfcn.is_valid_arfcn(512, 'PCS1900'))
+ self.assertTrue(grgsm.arfcn.is_valid_arfcn(691, 'PCS1900'))
+ self.assertTrue(grgsm.arfcn.is_valid_arfcn(810, 'PCS1900'))
+ self.assertFalse(grgsm.arfcn.is_valid_arfcn(511, 'PCS1900'))
+ self.assertFalse(grgsm.arfcn.is_valid_arfcn(811, 'PCS1900'))
+
+
+ def test_002_is_valid_uplink(self):
+ self.assertTrue(grgsm.arfcn.is_valid_uplink(450.6e6, 'GSM450'))
+ self.assertTrue(grgsm.arfcn.is_valid_uplink(457.4e6, 'GSM450'))
+ self.assertFalse(grgsm.arfcn.is_valid_uplink(450.4e6, 'GSM450'))
+ self.assertFalse(grgsm.arfcn.is_valid_uplink(457.6e6, 'GSM450'))
+
+ self.assertTrue(grgsm.arfcn.is_valid_uplink(479e6, 'GSM480'))
+ self.assertTrue(grgsm.arfcn.is_valid_uplink(485.8e6, 'GSM480'))
+ self.assertFalse(grgsm.arfcn.is_valid_uplink(478.8e6, 'GSM480'))
+ self.assertFalse(grgsm.arfcn.is_valid_uplink(486e6, 'GSM480'))
+
+ self.assertTrue(grgsm.arfcn.is_valid_uplink(824.2e6, 'GSM850'))
+ self.assertTrue(grgsm.arfcn.is_valid_uplink(848.8e6, 'GSM850'))
+ self.assertFalse(grgsm.arfcn.is_valid_uplink(824e6, 'GSM850'))
+ self.assertFalse(grgsm.arfcn.is_valid_uplink(849e6, 'GSM850'))
+
+ self.assertTrue(grgsm.arfcn.is_valid_uplink(890.2e6, 'P-GSM'))
+ self.assertTrue(grgsm.arfcn.is_valid_uplink(914.8e6, 'P-GSM'))
+ self.assertFalse(grgsm.arfcn.is_valid_uplink(890e6, 'P-GSM'))
+ self.assertFalse(grgsm.arfcn.is_valid_uplink(915e6, 'P-GSM'))
+
+ self.assertTrue(grgsm.arfcn.is_valid_uplink(880.2e6, 'E-GSM'))
+ self.assertTrue(grgsm.arfcn.is_valid_uplink(889.8e6, 'E-GSM'))
+ self.assertFalse(grgsm.arfcn.is_valid_uplink(880e6, 'E-GSM'))
+ self.assertFalse(grgsm.arfcn.is_valid_uplink(890e6, 'E-GSM'))
+
+ self.assertTrue(grgsm.arfcn.is_valid_uplink(876.2e6, 'R-GSM'))
+ self.assertTrue(grgsm.arfcn.is_valid_uplink(889.8e6, 'R-GSM'))
+ self.assertFalse(grgsm.arfcn.is_valid_uplink(876e6, 'R-GSM'))
+ self.assertFalse(grgsm.arfcn.is_valid_uplink(890e6, 'R-GSM'))
+
+ self.assertTrue(grgsm.arfcn.is_valid_uplink(1710.2e6, 'DCS1800'))
+ self.assertTrue(grgsm.arfcn.is_valid_uplink(1784.8e6, 'DCS1800'))
+ self.assertFalse(grgsm.arfcn.is_valid_uplink(1710e6, 'DCS1800'))
+ self.assertFalse(grgsm.arfcn.is_valid_uplink(1785e6, 'DCS1800'))
+
+ self.assertTrue(grgsm.arfcn.is_valid_uplink(1850.2e6, 'PCS1900'))
+ self.assertTrue(grgsm.arfcn.is_valid_uplink(1909.8e6, 'PCS1900'))
+ self.assertFalse(grgsm.arfcn.is_valid_uplink(1850e6, 'PCS1900'))
+ self.assertFalse(grgsm.arfcn.is_valid_uplink(1910e6, 'PCS1900'))
+
+
+ def test_003_is_valid_downlink(self):
+ self.assertTrue(grgsm.arfcn.is_valid_downlink(460.6e6, 'GSM450'))
+ self.assertTrue(grgsm.arfcn.is_valid_downlink(467.4e6, 'GSM450'))
+ self.assertFalse(grgsm.arfcn.is_valid_downlink(460.4e6, 'GSM450'))
+ self.assertFalse(grgsm.arfcn.is_valid_downlink(467.6e6, 'GSM450'))
+
+ self.assertTrue(grgsm.arfcn.is_valid_downlink(489e6, 'GSM480'))
+ self.assertTrue(grgsm.arfcn.is_valid_downlink(495.8e6, 'GSM480'))
+ self.assertFalse(grgsm.arfcn.is_valid_downlink(488.8e6, 'GSM480'))
+ self.assertFalse(grgsm.arfcn.is_valid_downlink(496e6, 'GSM480'))
+
+ self.assertTrue(grgsm.arfcn.is_valid_downlink(869.2e6, 'GSM850'))
+ self.assertTrue(grgsm.arfcn.is_valid_downlink(893.8e6, 'GSM850'))
+ self.assertFalse(grgsm.arfcn.is_valid_downlink(869e6, 'GSM850'))
+ self.assertFalse(grgsm.arfcn.is_valid_downlink(894e6, 'GSM850'))
+
+ self.assertTrue(grgsm.arfcn.is_valid_downlink(935.2e6, 'P-GSM'))
+ self.assertTrue(grgsm.arfcn.is_valid_downlink(959.8e6, 'P-GSM'))
+ self.assertFalse(grgsm.arfcn.is_valid_downlink(935e6, 'P-GSM'))
+ self.assertFalse(grgsm.arfcn.is_valid_downlink(960e6, 'P-GSM'))
+
+ self.assertTrue(grgsm.arfcn.is_valid_downlink(925.2e6, 'E-GSM'))
+ self.assertTrue(grgsm.arfcn.is_valid_downlink(934.8e6, 'E-GSM'))
+ self.assertFalse(grgsm.arfcn.is_valid_downlink(925e6, 'E-GSM'))
+ self.assertFalse(grgsm.arfcn.is_valid_downlink(935e6, 'E-GSM'))
+
+ self.assertTrue(grgsm.arfcn.is_valid_downlink(921.2e6, 'R-GSM'))
+ self.assertTrue(grgsm.arfcn.is_valid_downlink(934.8e6, 'R-GSM'))
+ self.assertFalse(grgsm.arfcn.is_valid_downlink(921e6, 'R-GSM'))
+ self.assertFalse(grgsm.arfcn.is_valid_downlink(935e6, 'R-GSM'))
+
+ self.assertTrue(grgsm.arfcn.is_valid_downlink(1805.2e6, 'DCS1800'))
+ self.assertTrue(grgsm.arfcn.is_valid_downlink(1879.8e6, 'DCS1800'))
+ self.assertFalse(grgsm.arfcn.is_valid_downlink(1805e6, 'DCS1800'))
+ self.assertFalse(grgsm.arfcn.is_valid_downlink(1880e6, 'DCS1800'))
+
+ self.assertTrue(grgsm.arfcn.is_valid_downlink(1930.2e6, 'PCS1900'))
+ self.assertTrue(grgsm.arfcn.is_valid_downlink(1989.8e6, 'PCS1900'))
+ self.assertFalse(grgsm.arfcn.is_valid_downlink(1930e6, 'PCS1900'))
+ self.assertFalse(grgsm.arfcn.is_valid_downlink(1990e6, 'PCS1900'))
+
+ def test_004_arfcn2uplink(self):
+ self.assertEqual(450.6e6, grgsm.arfcn.arfcn2uplink(259, 'GSM450'))
+ self.assertEqual(457.4e6, grgsm.arfcn.arfcn2uplink(293, 'GSM450'))
+
+ self.assertEqual(479e6, grgsm.arfcn.arfcn2uplink(306, 'GSM480'))
+ self.assertEqual(485.8e6, grgsm.arfcn.arfcn2uplink(340, 'GSM480'))
+
+ self.assertEqual(824.2e6, grgsm.arfcn.arfcn2uplink(128, 'GSM850'))
+ self.assertEqual(848.8e6, grgsm.arfcn.arfcn2uplink(251, 'GSM850'))
+
+ self.assertEqual(890.2e6, grgsm.arfcn.arfcn2uplink(1, 'P-GSM'))
+ self.assertEqual(914.8e6, grgsm.arfcn.arfcn2uplink(124, 'P-GSM'))
+
+ self.assertEqual(880.2e6, grgsm.arfcn.arfcn2uplink(975, 'E-GSM'))
+ self.assertEqual(889.8e6, grgsm.arfcn.arfcn2uplink(1023, 'E-GSM'))
+
+ self.assertEqual(876.2e6, grgsm.arfcn.arfcn2uplink(955, 'R-GSM'))
+ self.assertEqual(889.8e6, grgsm.arfcn.arfcn2uplink(1023, 'R-GSM'))
+
+ self.assertEqual(1710.2e6, grgsm.arfcn.arfcn2uplink(512, 'DCS1800'))
+ self.assertEqual(1784.8e6, grgsm.arfcn.arfcn2uplink(885, 'DCS1800'))
+
+ self.assertEqual(1850.2e6, grgsm.arfcn.arfcn2uplink(512, 'PCS1900'))
+ self.assertEqual(1909.8e6, grgsm.arfcn.arfcn2uplink(810, 'PCS1900'))
+
+ def test_005_arfcn2downlink(self):
+ self.assertEqual(460.6e6, grgsm.arfcn.arfcn2downlink(259, 'GSM450'))
+ self.assertEqual(467.4e6, grgsm.arfcn.arfcn2downlink(293, 'GSM450'))
+
+ self.assertEqual(489e6, grgsm.arfcn.arfcn2downlink(306, 'GSM480'))
+ self.assertEqual(495.8e6, grgsm.arfcn.arfcn2downlink(340, 'GSM480'))
+
+ self.assertEqual(869.2e6, grgsm.arfcn.arfcn2downlink(128, 'GSM850'))
+ self.assertEqual(893.8e6, grgsm.arfcn.arfcn2downlink(251, 'GSM850'))
+
+ self.assertEqual(935.2e6, grgsm.arfcn.arfcn2downlink(1, 'P-GSM'))
+ self.assertEqual(959.8e6, grgsm.arfcn.arfcn2downlink(124, 'P-GSM'))
+
+ self.assertEqual(925.2e6, grgsm.arfcn.arfcn2downlink(975, 'E-GSM'))
+ self.assertEqual(934.8e6, grgsm.arfcn.arfcn2downlink(1023, 'E-GSM'))
+
+ self.assertEqual(921.2e6, grgsm.arfcn.arfcn2downlink(955, 'R-GSM'))
+ self.assertEqual(934.8e6, grgsm.arfcn.arfcn2downlink(1023, 'R-GSM'))
+
+ self.assertEqual(1805.2e6, grgsm.arfcn.arfcn2downlink(512, 'DCS1800'))
+ self.assertEqual(1879.8e6, grgsm.arfcn.arfcn2downlink(885, 'DCS1800'))
+
+ self.assertEqual(1930.2e6, grgsm.arfcn.arfcn2downlink(512, 'PCS1900'))
+ self.assertEqual(1989.8e6, grgsm.arfcn.arfcn2downlink(810, 'PCS1900'))
+
+ def test_006_uplink2arfcn(self):
+ self.assertEqual(259, grgsm.arfcn.uplink2arfcn(450.6e6, 'GSM450'))
+ self.assertEqual(293, grgsm.arfcn.uplink2arfcn(457.4e6, 'GSM450'))
+
+ self.assertEqual(306, grgsm.arfcn.uplink2arfcn(479e6, 'GSM480'))
+ self.assertEqual(340, grgsm.arfcn.uplink2arfcn(485.8e6, 'GSM480'))
+
+ self.assertEqual(128, grgsm.arfcn.uplink2arfcn(824.2e6, 'GSM850'))
+ self.assertEqual(251, grgsm.arfcn.uplink2arfcn(848.8e6, 'GSM850'))
+
+ self.assertEqual(1, grgsm.arfcn.uplink2arfcn(890.2e6, 'P-GSM'))
+ self.assertEqual(124, grgsm.arfcn.uplink2arfcn(914.8e6, 'P-GSM'))
+
+ self.assertEqual(975, grgsm.arfcn.uplink2arfcn(880.2e6, 'E-GSM'))
+ self.assertEqual(1023, grgsm.arfcn.uplink2arfcn(889.8e6, 'E-GSM'))
+
+ self.assertEqual(955, grgsm.arfcn.uplink2arfcn(876.2e6, 'R-GSM'))
+ self.assertEqual(1023, grgsm.arfcn.uplink2arfcn(889.8e6, 'R-GSM'))
+
+ self.assertEqual(512, grgsm.arfcn.uplink2arfcn(1710.2e6, 'DCS1800'))
+ self.assertEqual(885, grgsm.arfcn.uplink2arfcn(1784.8e6, 'DCS1800'))
+
+ self.assertEqual(512, grgsm.arfcn.uplink2arfcn(1850.2e6, 'PCS1900'))
+ self.assertEqual(810, grgsm.arfcn.uplink2arfcn(1909.8e6, 'PCS1900'))
+
+ def test_007_downlink2arfcn(self):
+ self.assertEqual(259, grgsm.arfcn.downlink2arfcn(460.6e6, 'GSM450'))
+ self.assertEqual(293, grgsm.arfcn.downlink2arfcn(467.4e6, 'GSM450'))
+
+ self.assertEqual(306, grgsm.arfcn.downlink2arfcn(489e6, 'GSM480'))
+ self.assertEqual(340, grgsm.arfcn.downlink2arfcn(495.8e6, 'GSM480'))
+
+ self.assertEqual(128, grgsm.arfcn.downlink2arfcn(869.2e6, 'GSM850'))
+ self.assertEqual(251, grgsm.arfcn.downlink2arfcn(893.8e6, 'GSM850'))
+
+ self.assertEqual(1, grgsm.arfcn.downlink2arfcn(935.2e6, 'P-GSM'))
+ self.assertEqual(124, grgsm.arfcn.downlink2arfcn(959.8e6, 'P-GSM'))
+
+ self.assertEqual(975, grgsm.arfcn.downlink2arfcn(925.2e6, 'E-GSM'))
+ self.assertEqual(1023, grgsm.arfcn.downlink2arfcn(934.8e6, 'E-GSM'))
+
+ self.assertEqual(955, grgsm.arfcn.downlink2arfcn(921.2e6, 'R-GSM'))
+ self.assertEqual(1023, grgsm.arfcn.downlink2arfcn(934.8e6, 'R-GSM'))
+
+ self.assertEqual(512, grgsm.arfcn.downlink2arfcn(1805.2e6, 'DCS1800'))
+ self.assertEqual(885, grgsm.arfcn.downlink2arfcn(1879.8e6, 'DCS1800'))
+
+ self.assertEqual(512, grgsm.arfcn.downlink2arfcn(1930.2e6, 'PCS1900'))
+ self.assertEqual(810, grgsm.arfcn.downlink2arfcn(1989.8e6, 'PCS1900'))
+
+
+if __name__ == '__main__':
+ gr_unittest.run(qa_arfcn, "qa_arfcn.xml")
+