A modern multi-band GNSS receiver (GPS + GLONASS + Galileo + BeiDou) cannot fit its raw carrier phase data into a 4800 baud pipe. v4.11 acknowledges that we now stream RTK corrections and high-rate attitude data.
Updated codes to help devices distinguish which satellite constellation is providing the data (e.g., GN for multiple constellations, GP for GPS only). Nmea 0183 Version 4.11 Pdf-
This was NMEA 0183. Specifically, Version 4.11. A modern multi-band GNSS receiver (GPS + GLONASS
(like GGA or RMC) commonly used in Version 4.11 for your paper? NMEA 0183 - National Marine Electronics Association GN for multiple constellations