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A satellite telephone, satellite phone or satphone is a type of mobile phone that connects to other phones or the telephone network by radio link through satellites orbiting the Earth instead of terrestrial celgl sites, as cellphones do. Therefore, they can work in most geographic locations on the Earth's surface, as long as open sky and the ...
AST SpaceMobile made history in April 2023 by completing the first two-way phone call via space on an unmodified cell phone. This milestone was achieved using its low Earth orbit satellite, Blue ...
Hughes Network Systems operates a satellite-based high-speed broadband internet service under the brand HughesNet. As of 2018, Hughes controls 69% of the market for residential satellite-based internet connections, which are mostly used by rural customers out-of-reach of wired infrastructure. [37]
Iridium Communications Inc. (formerly Iridium Satellite LLC) is a publicly traded American company headquartered in McLean, Virginia, United States.Iridium operates the Iridium satellite constellation, a system of 80 satellites: 66 are active satellites and the remaining fourteen function as in-orbit spares. [2]
The Iridium system was designed to be accessed by small handheld phones, the size of a cell phone. While "the weight of a typical cell phone in the early 1990s was 10.5 ounces" [6] (300 grams) Advertising Age wrote in mid 1999 that "when its phone debuted, weighing 1 pound (453 grams) and costing $3,000, it was viewed as both unwieldly and expensive."
AST SpaceMobile is a publicly traded satellite designer and manufacturer based in Midland, Texas, United States. [4] [5] The company is building the SpaceMobile satellite constellation, a space-based cellular broadband network that will allow existing, unmodified smartphones to connect to satellites in areas with coverage gaps. [6]