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GPS CNAV satellite positioning bug fixes.

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This commit is contained in:
Javier Arribas
2017-03-29 18:32:17 +02:00
parent 5b83d828da
commit b745ebf0a8
6 changed files with 47 additions and 36 deletions
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6
src/algorithms/telemetry_decoder/gnuradio_blocks/gps_l2c_telemetry_decoder_cc.cc
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@@ -150,7 +150,11 @@ int gps_l2c_telemetry_decoder_cc::general_work (int noutput_items __attribute__(
//update TOW at the preamble instant
d_TOW_at_Preamble=(int)msg.tow;
std::cout<<"["<<(int)msg.prn<<"] deco delay: "<<delay<<"[symbols]"<<std::endl;
d_TOW_at_current_symbol=(double)msg.tow * 6.0 + (double)delay * GPS_L2_M_PERIOD + GPS_L2_M_PERIOD;
//* The time of the last input symbol can be computed from the message ToW and
//* delay by the formulae:
//* \code
//* symbolTime_ms = msg->tow * 6000 + *pdelay * 20
d_TOW_at_current_symbol=((double)msg.tow) * 6.0 + ((double)delay) * GPS_L2_M_PERIOD +GPS_L2_M_PERIOD;
current_synchro_data.d_TOW_at_current_symbol = d_TOW_at_current_symbol;
current_synchro_data.Prn_timestamp_ms = in[0].Tracking_timestamp_secs * 1000.0;
d_flag_valid_word=true;