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OGN Calibration tweaks

pull/334/head
Romeo-Golf 2017-01-02 04:55:49 +00:00
rodzic 0c60f6b5c1
commit abdc297055
1 zmienionych plików z 19 dodań i 16 usunięć
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35
bash/decoders/rtlsdr-ogn.sh
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@ -239,8 +239,8 @@ CheckPackage librtlsdr-dev
CheckPackage libusb-1.0-0-dev
CheckPackage rtl-sdr
# Required for Kalibrate.
CheckPackage autoconf
CheckPackage automake
CheckPackage autoconf
CheckPackage automake
CheckPackage libfftw3-3
CheckPackage libfftw3-dev
CheckPackage libtool
@ -425,21 +425,24 @@ if [[ ! -c gpu_dev ]] ; then
fi
# Calculate RTL-SDR device error rate
DERIVED_GSM_BAND="GSM900"
DERIVED_GAIN="40"
if [[ -x "`which kal`" ]] ; then
DERIVED_GSM_SCAN=`kal -d "${OGN_DEVICE_ID}" -g "${DERIVED_GAIN}" -s ${DERIVED_GSM_BAND} 2>&1 | grep "power:" | sort -n -r -k 7 | grep -m1 "power:"`
DERIVED_GSM_FREQ=`echo ${DERIVED_GSM_SCAN} | awk '{print $3}' | sed -e 's/(//g' -e 's/MHz//g'`
DERIVED_GSM_CHAN=`echo ${DERIVED_GSM_SCAN} | awk '{print $2}'`
DERIVED_ERROR=`kal -d "${OGN_DEVICE_ID}" -g "${DERIVED_GAIN}" -c "${DERIVED_GSM_CHAN}" 2>&1 | grep "^average absolute error:" | awk '{print int($4)}' | sed -e 's/\-//g'`
elif [[ -x "${DECODER_PROJECT_DIRECTORY}/gsm_scan" ]] ; then
if [[ "${DERIVED_GSM_BAND}" = "GSM850" ]] ; then
DERIVED_GSM_SCAN=`gsm_scan --device "${OGN_DEVICE_ID}" --gain "${DERIVED_GAIN}" --gsm850 | grep "^[0-9]*\.[0-9]*MHz:" | sed -e 's/dB://g' -e 's/\+//g' | sort -n -r -k 2 | grep -m1 "ppm"`
else
DERIVED_GSM_SCAN=`gsm_scan --device "${OGN_DEVICE_ID}" --gain "${DERIVED_GAIN}" | grep "^[0-9]*\.[0-9]*MHz:" | sed -e 's/dB://g' -e 's/\+//g' | sort -n -r -k 2 | grep -m1 "ppm"`
if [[ -z "${OGN_FREQ_CORR}" ]] || [[ -z "${OGN_GSM_FREQ}" ]] ; then
# GSM Band is GSM850 in US and GSM900 elsewhere.
DERIVED_GSM_BAND="GSM900"
DERIVED_GAIN="40"
if [[ -x "`which kal`" ]] ; then
DERIVED_GSM_SCAN=`kal -d "${OGN_DEVICE_ID}" -g "${DERIVED_GAIN}" -s ${DERIVED_GSM_BAND} 2>&1 | grep "power:" | sort -n -r -k 7 | grep -m1 "power:"`
DERIVED_GSM_FREQ=`echo ${DERIVED_GSM_SCAN} | awk '{print $3}' | sed -e 's/(//g' -e 's/MHz//g'`
DERIVED_GSM_CHAN=`echo ${DERIVED_GSM_SCAN} | awk '{print $2}'`
DERIVED_ERROR=`kal -d "${OGN_DEVICE_ID}" -g "${DERIVED_GAIN}" -c "${DERIVED_GSM_CHAN}" 2>&1 | grep "^average absolute error:" | awk '{print int($4)}' | sed -e 's/\-//g'`
elif [[ -x "${DECODER_PROJECT_DIRECTORY}/gsm_scan" ]] ; then
if [[ "${DERIVED_GSM_BAND}" = "GSM850" ]] ; then
DERIVED_GSM_SCAN=`gsm_scan --device "${OGN_DEVICE_ID}" --gain "${DERIVED_GAIN}" --gsm850 | grep "^[0-9]*\.[0-9]*MHz:" | sed -e 's/dB://g' -e 's/\+//g' | sort -n -r -k 2 | grep -m1 "ppm"`
else
DERIVED_GSM_SCAN=`gsm_scan --device "${OGN_DEVICE_ID}" --gain "${DERIVED_GAIN}" | grep "^[0-9]*\.[0-9]*MHz:" | sed -e 's/dB://g' -e 's/\+//g' | sort -n -r -k 2 | grep -m1 "ppm"`
fi
DERIVED_GSM_FREQ=`echo ${DERIVED_GSM_SCAN} | awk '{print $1}' | sed -e 's/00MHz://g'`
DERIVED_ERROR=`echo ${DERIVED_GSM_SCAN} | awk '{print int(($3 + $4)/2)}'`
fi
DERIVED_GSM_FREQ=`echo ${DERIVED_GSM_SCAN} | awk '{print $1}' | sed -e 's/00MHz://g'`
DERIVED_ERROR=`echo ${DERIVED_GSM_SCAN} | awk '{print int(($3 + $4)/2)}'`
fi
## CREATE THE CONFIGURATION FILE