Satellite phones made communication a lot easier in areas which do not have mobile phone signal. The sat handsets make use of a signal of LEO satellites which are constantly revolving above the Earth's surface. These satellites are connected to each other and also are in contact with ground based sensors called gateways. They are the ground stations keep monitoring of the satellite activities. The sat mobile phones connect to the satellites and send information to other mobiles by means of the satellites. The satellites simply become the medium of data transmission for satellite handsets.
The leading satellite phone networks of the world are the Globalstar and also the Iridium satellite networks. Globalstar possesses around 44 functioning satellites till date while Iridium has also 66 operating satellites.
The LEO satellites hover above the sky at very high speeds and fly at low altitudes from the Earth's surface. The typical altitude of these satellites is around 400 to 700 miles above the Earth's surface.
This service of monitoring has many applications. For military uses they may be used to track down mobile phone networks from enemy installations. Bombs are fried according to the estimates from satellite cell phone monitoring. Designed for mountaineers , monitoring is imperative because with it they can keep in touch with the rest of the world. Their location in the globe can be approximated from this technology. It helps them to navigate from place to place. Aircrafts use satellite tracking to keep track of their flight trajectory and ships also use satellite monitoring as well for different applications.
Satellite phone tracking helps make things much simpler for international travelers. New armies and air forces all over the world are using satellite tracking for surveillance and missions. This technology helps in monitor international terrorists and their hideouts can be bombed correctly.
Marine engineering businesses count on this technology for high-risk operations for instance deep sea drilling and mining. It has definitely transformed our lives with this marvelous technology.
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