A maritime mobile service (also MMS or maritime mobile radiocommunication service) is a
mobile service
Mobile may refer to:
Places
* Mobile, Alabama, a U.S. port city
* Mobile County, Alabama
* Mobile, Arizona, a small town near Phoenix, U.S.
* Mobile, Newfoundland and Labrador
Arts, entertainment, and media Music Groups and labels
* Mobile ...
between
coast stations and
ship stations, or between ship stations, or between associated
on-board communication stations. The service may also be used by
survival craft stations and
emergency position-indicating radiobeacon station
An emergency is an urgent, unexpected, and usually dangerous situation that poses an immediate risk to health, life, property, or Natural environment, environment and requires immediate action. Most emergencies require urgent intervention to ...
s.
Classification
This radiocommunication service is classified in accordance with
ITU Radio Regulations
The ITU Radio Regulations (RR) is a basic document of the International Telecommunication Union (ITU) that regulates on law of nations scale radiocommunication services and the utilisation of radio frequencies. It is the supplementation to th ...
(article 1) as follows:
*Maritime mobile service
**
Maritime mobile-satellite service
Maritime mobile-satellite service (MMSS, or maritime mobile-satellite radiocommunication service) is – according to Article 1.29 of the International Telecommunication Union's Radio Regulations (RR) – "A mobile-satellite service in which mobi ...
(article 1.29)
**
Port operations service 290px, Ship station dedicated to ''port operation service''.
Port operations service (short: POS; also: port operations radiocommunication service') is – according to ''Article 1.30'' of the International Telecommunication Union's (ITU) Radio R ...
(article 1.30)
**
Ship movement service (article 1.31)
Frequency allocation
The allocation of radio frequencies is provided according to ''Article 5'' of the ITU Radio Regulations (edition 2012).
[''ITU Radio Regulations, CHAPTER II – Frequencies, ARTICLE 5 Frequency allocations, Section IV – Table of Frequency Allocations'']
In order to improve harmonisation in spectrum utilisation, the majority of service-allocations stipulated in this document were incorporated in national Tables of Frequency Allocations and Utilisations which is with-in the responsibility of the appropriate national administration. The allocation might be primary, secondary, exclusive, and shared.
*primary allocation: is indicated by writing in capital letters (see example below)
*secondary allocation: is indicated by small letters
*exclusive or shared utilization: is within the responsibility of administrations
However, military usage, in bands where there is civil usage, will be in accordance with the ITU Radio Regulations. In NATO countries military utilizations will be in accordance with the
NATO Joint Civil/Military Frequency Agreement __NOTOC__
The NATO Joint Civil/Military Frequency Agreement (NJFA) is the universal NATO common civil/military treaty to regulate the military access to the radio frequency spectrum in the range of 14 kHz to 100 GHz in peacetime, during ...
(NJFA).
Frequency range
415... 495 kHz
505...526,5 kHz
1606,5...1625 kHz
1635...1800 kHz
2045...2160 kHz
2170...2173,5 kHz
2190,5...2194 kHz
2625...2650 kHz
4000...4438 kHz
6200...6525 kHz
8100...8815 kHz
12230...13200 kHz
16360...17410 kHz
18780...18900 kHz
19680...19800 kHz
22000...22855 kHz
25070...25210 kHz
26100...26175 kHz
See also
*
Radio station
Radio broadcasting is the broadcasting of audio (sound), sometimes with related metadata, by radio waves to radio receivers belonging to a public audience. In terrestrial radio broadcasting the radio waves are broadcast by a land-based rad ...
*
Radiocommunication service
Radio is the technology of communicating using radio waves. Radio waves are electromagnetic waves of frequency between 3 hertz (Hz) and 300 gigahertz (GHz). They are generated by an electronic device called a transmitter connected to ...
References
Mobile services ITU
Maritime communication
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