SENC, ENC, RCDS, ENS
System electronic navigational Chart. Once ENC loaded it becomes SENC. ECDIS can convert ENC data to SENC data. SENC data is available in base, standard, all other mode.
Electronic navigational Chart. Just a file containing chart Information. Issued by hydrographic office. ENC may contain additional information.
Raster chart display system. Display RNC data. RNC contain required information and additional information.
Raster navigational Chart. RNC contain required information and additional information.
Electronic navigation system.
Ship as well as land vehicle can use this system to navigate.