Inmarsat. They were originally used for ships in distress at sea.
It was postulated as a possibility by many people, perhaps most famously by Arthur C Clarke.
The Russians.
the military
Arthur C. Clarke - 1946
helped communication on earth
Way back in the 1960's. The first communication satellite - Telstar - was launched on October 27th 1962.
satellite is satellite
definition of optical satellite communication
The first communication satellite was Echo NASA
With the network technolody development, the people have the great desire for understanding each other, which may cause the invention of satellite television. People can get the most latest information from global.
first satellite was invented by USSR
Why Fresnel zone affecting satellite and ground communication?
Com = Communication, Sat = Satellite
land satellite sea satellite communication satellite weather satellite and spy satellite
Yes, it is.