Multi-satellite link is – according to ''article 1.114'' of the
International Telecommunication Union's (ITU)
ITU Radio Regulations
The ITU Radio Regulations (short: 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 t ...
(RR)
[ITU Radio Regulations, Section IV. Radio Stations and Systems – Article 1.114, definition: ''multi-satellite link''] – defined as «''A radio link between a transmitting
earth station
A ground station, Earth station, or Earth terminal is a terrestrial radio station designed for extraplanetary telecommunication with spacecraft (constituting part of the ground segment of the spacecraft system), or reception of radio waves fr ...
and a receiving earth station through two or more
satellite
A satellite or artificial satellite is an object intentionally placed into orbit in outer space. Except for passive satellites, most satellites have an electricity generation system for equipment on board, such as solar panels or radioi ...
s, without any intermediate earth station. A multi-satellite link comprises one
up-link
In a telecommunications network, a link is a communication channel that connects two or more devices for the purpose of data transmission. The link may be a dedicated physical link or a virtual circuit that uses one or more physical links or shar ...
, one or more satellite-to-satellite links and one
down-link
In a telecommunications network, a link is a communication channel that connects two or more devices for the purpose of data transmission. The link may be a dedicated physical link or a virtual circuit that uses one or more physical links or shar ...
''.»
Each ''station'' shall be classified by the ''service'' in which it operates permanently or temporarily.
;See also:
References / sources
International Telecommunication Union (ITU){{Radio station ITU
Radio stations and systems ITU