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Work on the telemetry decoder to support the variable-length correlator in GPS L1 CA tracking

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Javier Arribas
2016-03-17 18:54:41 +01:00
parent 2f61ad7c64
commit 840bb1b9a3
5 changed files with 122 additions and 132 deletions
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src/core/system_parameters/GPS_L1_CA.h
+1
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@@ -74,6 +74,7 @@ const int GPS_L1_CA_HISTORY_DEEP = 100;
#define GPS_PREAMBLE {1, 0, 0, 0, 1, 0, 1, 1}
const int GPS_CA_PREAMBLE_LENGTH_BITS = 8;
const int GPS_CA_PREAMBLE_LENGTH_SYMBOLS = 160;
const int GPS_CA_TELEMETRY_RATE_BITS_SECOND = 50; //!< NAV message bit rate [bits/s]
const int GPS_CA_TELEMETRY_SYMBOLS_PER_BIT = 20;
const int GPS_CA_TELEMETRY_RATE_SYMBOLS_SECOND = GPS_CA_TELEMETRY_RATE_BITS_SECOND*20; //!< NAV message bit rate [symbols/s]
src/core/system_parameters/gnss_synchro.h
+1 -1
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@@ -61,7 +61,7 @@ public:
double Tracking_timestamp_secs; //!< Set by Tracking processing block
bool Flag_valid_tracking;
bool Flag_valid_symbol_output;
bool symbol_integration_enabled; //!< Set by Tracking processing block
int correlation_length_ms; //!< Set by Tracking processing block
//Telemetry Decoder
double Prn_timestamp_ms; //!< Set by Telemetry Decoder processing block