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International Maritime Satellite Organization
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International Maritime Satellite Organization

international organization
Also known as: Inmarsat

Learn about this topic in these articles:

history of space exploration

  • Astronaut outside the International Space Station
    In space exploration: International participation

    A similar consortium, the International Maritime Satellite Organization (Inmarsat), was established as an intergovernmental organization in 1979 to supply maritime and other mobile communications services via satellite; it also was later transformed into a privately owned entity. In addition, a number of regional organizations have been created to operate…

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mobile phones

  • computer and mobile phone
    In mobile telephone: Satellite-based telephone communication

    …airborne cellular systems that utilize Inmarsat satellites. However, the Inmarsat satellites are geostationary, remaining approximately 35,000 km (22,000 miles) above a single location on Earth’s surface. Because of this high-altitude orbit, Earth-based communication transceivers require high transmitting power, large communication antennas, or both in order to communicate with the satellite.…

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role of Comsat

  • Comsat
    In Comsat

    representative to the International Maritime Satellite Organization (Inmarsat), which provides communications services to shipping and offshore industries. Intelsat and Inmarsat services are regulated by the Federal Communications Commission.

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