Aeronautical mobile-satellite (R) service

Principle of AMS(R)S

Aeronautical mobile-satellite (R)° service (short: AMS(R)S;  | also: aeronautical mobile-satellite (R) radiocommunication service) is – according to Article 1.36 of the International Telecommunication Union´s (ITU) Radio Regulations (RR)[1] – defined as «An aeronautical mobile-satellite service reserved for communications relating to safety and regularity of flights, primarily along national or international civil air routes.»

See also

Classification

This radiocommunication service is classified in accordance with ITU Radio Regulations (article 1) as follows:
Mobile service (article 1.24)

(R)° – abbreviation to route flights (route)
(OR)°° – abbreviation to flights others than on routes (off-route)

Frequency allocation

The allocation of radio frequencies is provided according to Article 5 of the ITU Radio Regulations (edition 2012).[2]

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.

Example of frequency allocation
Allocation to services
Region 1      Region 2           Region 3     
5 000–5 010 MHz
AERONAUTICAL MOBILE-SATELLITE (R)
AERONAUTICAL RADIONAVIGATION
RADIONAVIGATION-SATELLITE (Earth-to-space

References / sources

  1. ↑ ITU Radio Regulations, Section IV. Radio Stations and Systems – Article 1.36, definition: aeronautical mobile-satellite (R)* service / aeronautical mobile-satellite (R)* radiocommunication service
  2. ↑ ITU Radio Regulations, CHAPTER II – Frequencies, ARTICLE 5 Frequency allocations, Section IV – Table of Frequency Allocations
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