Complete List of NMEA talker IDs of GPS/GNSS system from https://www.nmea.org.
| $XX | NAVIGATION SATELLITE SYSTEM RECEIVERS | REGION/COUNTRY |
|---|---|---|
| GA | Galileo Positioning System | Europe |
| GB | BDS (BeiDou System) | China |
| GI | NavIC (IRNSS) | India |
| GL | GLONASS Receiver | Russia |
| GN | Global Navigation Satellite Systen (GNSS) | ※ |
| GP | Global Positioning System (GPS) | US |
| GQ | QZSS | Japan |
※ Note: The “GN” Talker Identifier shall be used when the data in the sentence is produced from a combination of multiple satellite systems. Individual satellite system Talker Identifiers are only used when the data in the sentence is produced from a (single system).
Region/Country information is from https://www.qzss.go.jp.