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The Global Mobile Satellite System (GMSS) consists of several satellite phone providers serving private customers. It can be compared to PLMN (wireless telephony carriers) and PSTN (traditional wire-based telephony). As of 2023, ranges of numbers have been assigned to two GMSS carriers: Iridium Satellite LLC; Globalstar
Iridium satellite phones are issued with codes +881 6 and +881 7. Globalstar, although allocated +881 8 and +881 9 use U.S. telephone numbers except for service resellers located in Brazil, which use the +881 range. Small regional satellite phone networks are allocated numbers in the +882 code designated for "international networks" which is ...
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Most commercial voice and some data mobile satellite services are provided by systems operating in the L-band by Iridium, Inmarsat, Globalstar and Thuraya.The L-band spectrum allocated for MSS is between 1.5 and 2.5 GHz, with the upper portion often referred to as the S-band.
Inmarsat: 870: SNAC (Single Network Access Code) ICO Global: 881 0, 881 1; Ellipso: 881 2, 881 3; Iridium: 881 6, 881 7; Globalstar: 881 8, 881 9; Emsat: 882 13; Thuraya: 882 16; ACeS: 882 20; Some satellite telephones are issued with telephone numbers from a national numbering plan; for example, Globalstar issues NANP telephone numbers.
This file is licensed under the United Kingdom Open Government Licence v3.0.: You are free to: copy, publish, distribute and transmit the Information; adapt the Information; ...
GMR-1: The first version of the standard and that has evolved over time into 3 different revisions: GMR-1: The basic circuit switched model, more or less corresponding to what GSM Phase 2 is, and using exactly the same core network infrastructure. GMPRS (GEO-Mobile Packet Radio Service): Adding support for packet data.