BY- MAHAVIR & RAJ

COMMUNICATION SATTELITE

What is a Communication Satellite

In 1945 writer author C. Clarke made a crazy prediction. He said that in a few years satellites orbiting Earth would provide world coverage for telephone calls and television. The U.S.A launched the first communication satellite. Communication satellite were successful.

How Was it Used

The satellites always orbit the Earth. When ever something is shot the camera gets connected to the satellites then it goes to the set top box company and then we see it on the television.

Advantages of communication satellites

Satellite communication is very important and advantages in today's world.There are many advantages of satellite communication available for different purposes.

HelpfulDistant areasRemote areasDefensePhone callsSending and receiving signals

Disadvantages of communication satellite

ExpensiveNetworking problem.

Picture gallery

Biblography

http://wiki.answers.com/Q/What_are_the_drawbacks_of_satellite_communication

www.sooperarticles.com › Communications Articles

Great inventions pg nos.38 39 and 44 45 Author Williams Brain