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  2. Satellite television - Wikipedia

    en.wikipedia.org/wiki/Satellite_television

    Satellite television. A number of satellite dishes. Satellite television is a service that delivers television programming to viewers by relaying it from a communications satellite orbiting the Earth directly to the viewer's location. [1] The signals are received via an outdoor parabolic antenna commonly referred to as a satellite dish and a ...

  3. Satellite navigation - Wikipedia

    en.wikipedia.org/wiki/Satellite_navigation

    A satellite navigation or satnav system is a system that uses satellites to provide autonomous geopositioning. A satellite navigation system with global coverage is termed global navigation satellite system (GNSS). As of 2024, four global systems are operational: the United States 's Global Positioning System (GPS), Russia 's Global Navigation ...

  4. Satellite television by region - Wikipedia

    en.wikipedia.org/wiki/Satellite_television_by_region

    Currently, there are two primary satellite television providers of subscription based service available to Canadian consumers: Bell Satellite TV and Shaw Direct.The CRTC has refused to license American satellite services, but nonetheless hundreds of thousands (up to a million by some estimates) of Canadians access or have accessed American services [6] — usually these services have to be ...

  5. Wideband Global SATCOM - Wikipedia

    en.wikipedia.org/wiki/Wideband_Global_SATCOM

    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 ...

  6. List of digital television deployments by country - Wikipedia

    en.wikipedia.org/wiki/List_of_digital_television...

    Some television sets will continue to use analog NTSC tuners if connected to an analog cable system, or a converter box (which may receive digital signals over the air, from a cable system, or from a satellite system). Low-power stations continue to broadcast in analog, but these must transition to digital by September 1, 2015, or go silent. [89]

  7. Communications satellite - Wikipedia

    en.wikipedia.org/wiki/Communications_satellite

    v. t. e. 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 ...

  8. Satellite television in the United States - Wikipedia

    en.wikipedia.org/wiki/Satellite_television_in...

    In December 1975, RCA created Satcom 1, the first satellite built especially for use by the then three national television networks (CBS, NBC, and ABC).Later that same year, HBO leased a transponder on Satcom 1 and began transmission of television programs via satellite to cable systems.

  9. SES (company) - Wikipedia

    en.wikipedia.org/wiki/SES_(company)

    SES S.A., trading as SES is a Luxembourgish satellite telecommunications network provider supplying video and data connectivity worldwide to broadcasters, content and internet service providers, mobile and fixed network operators, governments and institutions. [6][7] SES is one of the world's leading satellite owners and operators with over 70 ...

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