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2005 – Mobile Satellite Service Satellite Design

Satellites are used to send television news feeds from news vans directly to broadcast distributors. News vans transmit in the C- and Ku-bands to distributors via GEO satellites.Mobile Television: Satellites are used to transmit television programming to cell phone-sized mobile handsets. Currently, these services are offered only in Japan and South Korea. This service, offered…

2005 – Fixed Satellite Service (FSS) Satellite Design Activities

Direct-to-home (DTH) television is the transmission of television programming directly to end-user equipment. Other terms are direct broadcast and satellite television. The term broadcast service satellite (BSS) is often used to describe satellites offering these services. BSS satellites operate in the Ku-band and Ka-band. In the United States, satellites offering these services are called direct…

2005 – Mobile Satellite Service (MSS) Space Activities

Satellites also provide mobile telephony services. Satellite mobile telephony enables regional to near-global coverage depending on the satellite or constellation, using handsets that communicate directly with a satellite. Mobile satellite telephone service is provided by satellite constellations in LEO, such as Iridium and Globalstar, and by satellites in GEO, such as Inmarsat, Thuraya, and ACeS. These services are provided by satellites primarily using the L-band. Satellites providing mobile phone and data services often are referred to as mobile satellite service (MSS) satellites.