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Ship movement service

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Ship station dedicated to Ship movement service.
"Ship movement" redirects here. Not to be confused with Ship motion.

Ship movement service (short: SMS;  | also: ship movement radiocommunication service) is – according to Article 1.31 of the International Telecommunication Union's (ITU) Radio Regulations (RR) – defined as «A safety service in the maritime mobile service other than a port operations service, between coast stations and ship stations, or between ship stations, in which messages are restricted to those relating to the movement of ships. Messages which are of a public correspondence nature shall be excluded from this service.»

See also
Main articles: Radio station and Radiocommunication service

Classification

The ITU Radio Regulations classifies this radiocommunication service as follows:
Mobile-satellite service (article 1.25)

References / sources

  1. ITU Radio Regulations, Section IV. Radio Stations and Systems – Article 1.31, definition: ship movement service / ship movement radiocommunication service
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