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A communications satellite is an artificial satellite that relays and amplifies radio telecommunication signals via a transponder; it creates a communication channel between a source transmitter and a receiver at different locations on Earth. Communications satellites are used for television, telephone, radio, internet, and military ...
A communications satellite is an artificial satellite that relays and amplifies radio telecommunication signals via a transponder; it creates a communication channel between a source transmitter and a receiver at different locations on Earth. Communications satellites are used for television, telephone, radio, internet, and military ...
First communications satellite in geostationary orbit. First Olympic broadcast to international audiences. First tandem satellite broadcast (with Relay 1) August 19, 1964. United States. OSCAR-III. First amateur radio communications satellite (relay/transponder); first OSCAR powered by solar cells. March 9, 1965.
The World Teleport Association publishes lists of companies based on revenues from all customized communications sources and includes operators of teleports and satellite fleets. In order from largest to smallest, the Global Top 20 of 2021 were: [ 1 ] [ 2 ]
Status. Active since 2019; 5 years ago (2019) Starlink is a satellite internet constellation operated by Starlink Services, LLC, a wholly owned subsidiary of American aerospace company SpaceX, [3] providing coverage to over 100 countries and territories. It also aims to provide global mobile broadband.
High-throughput satellite (HTS) is a communications satellite that provides more throughput than a classic FSS satellite (at least twice, though usually by a factor of 20 or more [ 1 ]) for the same amount of allocated orbital spectrum, thus significantly reducing cost-per-bit. [ 2 ] ViaSat-1 and EchoStar XVII (also known as Jupiter-1 [ 3 ]) do ...
Subcategories. This category has the following 13 subcategories, out of 13 total. Communications satellites by country (16 C) Inter-satellite communications satellites (1 C, 6 P) Communications satellites by operator (18 C)
The Wideband Global SATCOM system (WGS) is a high capacity United States Space Force satellite communications system planned for use in partnership by the United States Department of Defense (DoD), Canadian Department of National Defence (DND) and the Australian Department of Defence. [1] The system is composed of the Space Segment satellites ...