NMEA and RTCM课件.pptVIP

Introduction to GPS Data  NMEA RTCM;Common GPS Data Format;Common GPS Data Format;Introduction;Flow of NMEA data between devices;NMEA data used in Network RTK ;What is NMEA data?;What is NMEA data?;NMEA settings ;Standard Message Format;Sentence structure;Talker sentence;Query sentence;Proprietary sentence;Common NMEA-0183 Sentence ;GGA Sentence Format;GGA Sentence Format (2);GLL Sentence Format;GSA Sentence Format;GSV Sentence Format;RMC Sentence Format;VTG Sentence Format;NMEA-0183 data file;Other GPS NMEA sentences ;References;Common GPS Data Format;Outline;RTCM correction used in Network RTK ;Kau Yi Chau DGPS Sevices Radio transmission The corrections are formatted to RTCM 2.0 and broadcast via Radio antenna ;What is RTCM SC-104 data?;What is RTCM SC-104 data?;RTCM Data Format;Features of various RTCM versions;RTCM Message Types;RTCM Message Types;RTCM Message Types;RTCM 3.0 Messages Type;RTCM Raw Data;RTCM Message Type 1;RTCM Message Type 2;RTCM Message Type 3+22;RTCM Message 20;RTCM Message Type 21;Transmission method of Real-time RTCM data;Latency of DGPS and RTK correction;References;The EndThank you!