1.1 Mobile Satellite Communication System
Clasification Society 2024 - Version 9.40
Statutory Documents - IMO Publications and Documents - Resolutions - Assembly - IMO Resolution A.1001(25) – Criteria for the Provision of Mobile Satellite Communication Systems in the Global Maritime Distress and Safety System (GMDSS) – (Adopted on 29 November 2007) - Annex – Criteria for the Provision of Mobile Satellite Communication Systems in the Global Maritime Distress and Safety System (GMDSS) - 1 Definitions - 1.1 Mobile Satellite Communication System

1.1 Mobile Satellite Communication System

 The mobile satellite communication system (satellite system) means the space segment, the arrangements for controlling the space segment, the network control facilities controlling the access to the space segment, the earth stations and maritime mobile terminals operating in the system. The satellite system will include, or interface with, the following elements:

  • .1 Earth station – any fixed satellite communication station acting as a gateway between the space segment and the terrestrial networks.

  • .2 Maritime mobile terminal – any radiocommunication equipment working through a satellite communication system recognized for use in the GMDSS on board a ship.

  • .3 Space segment – satellites and the radiocommunication facilities they carry both for control and to provide GMDSS services, including the forward and return communication links with the earth.

  • .4 Terrestrial networks – the communication networks providing land-based subscriber communication facilities such as telephone, facsimile or data communications.


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