GPS_IQ_Scan

Scan I/Q data for GPS space vehicle signals

Requires 3ms of 16bit I/Q data, stored in this format: LSB I , MSB I, LSB Q, MSB Q

Example output

$ ./gps_iq_scan ../gps2/samples/airspy-8ms-gain-10.bin
Building Gold codes
Stretching Gold codes
Reading samples
File opened
Samples read
Processing
SVID, Frequency, offset,   Strength
SV01,   1998500,   5229,       30.6
SV02,   1987500,   2160,       29.2
SV03,   1989500,   4722,       28.8
SV04,   2002500,   8181,       30.7
SV05,   2002500,   6969,       25.8
SV06,   2012500,   1815,       33.7
SV07,   2006500,   1380,       32.7
SV08,   1997500,   3216,      893.2
SV09,   1997500,   6558,       33.6
SV10,   1988500,   6408,       30.3
SV11,   2012500,   6624,       26.1
SV12,   2006500,   4269,       29.1
SV13,   1997500,   8997,       33.3
SV14,   1999500,   6120,       25.5
SV15,   2009000,   4926,       30.0
SV16,   1999500,   8670,       42.1
SV17,   1990500,   1518,       30.2
SV18,   1993500,   4065,       28.4
SV19,   1988500,   5688,       27.8
SV20,   1991500,   6078,       32.4
SV21,   2005500,   6675,       28.7
SV22,   1994500,   2178,       25.0
SV23,   1994500,    459,       32.7
SV24,   2007500,   8037,       27.4
SV25,   2008500,   2121,       25.5
SV26,   1999500,   3549,       25.5
SV27,   2004000,   6111,       28.3
SV28,   2008500,   7593,       25.5
SV29,   2000500,   2727,       24.7
SV30,   1996500,   4350,       33.5