Land mobile-satellite service

Mobile-satellite telephones

Land mobile-satellite service (short: LMSS; also: Land mobile-satellite radiocommunication service') is – according to Article 1.27 of the International Telecommunication Union's (ITU) Radio Regulations (RR)[1] – defined as «A mobile-satellite service in which mobile earth stations are located on land.»

See also

Main articles: Radio station and Radiocommunication service

Classification

Variations of this radiocommunication service in line to the ITU Radio Regulations article 1 are as follows :
Mobile service (article 1.24)

• Mobile-satellite service (article 1.25)
  • Land mobile-satellite service (article 1.27)

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.

• primary allocation: is indicated by writing in capital letters
• secondary allocation: is indicated by small letters (see example below)
• exclusive or shared utilization: is within the responsibility of administrations

References / sources

1. ITU Radio Regulations, Section IV. Radio Stations and Systems – Article 1.27, definition: land mobile-satzellite service / land mobile/satellite radiocommunication service
2. ITU Radio Regulations, CHAPTER II – Frequencies, ARTICLE 5 Frequency allocations, Section IV – Table of Frequency Allocations

• International Telecommunication Union (ITU)