MDS
Simrad MDS is a proprietary datagram format created by Kongsberg Maritime. It contains the location, bearing and depth of a tracked target. All information is presented relative to your own vessel.
All data are related to the tracked target.
TPP
Simrad TPP is a proprietary datagram format created by Kongsberg Maritime. It exports the horizontal range, bearing and depth of a tracked target. All data are related to the tracked target.
NMEA TLL
The NMEA TLL datagram contains target information; number, name, position and time tag. The TLL datagram allows the sonar system to export information about the currently tracked targets.