1.) Error Probality decreases 2.) C/N Ratio Increases 3.) gain of signal increases
The official definition of an active satellite is "A satellite carrying a station intended to transmit or retransmit radio communication signals."
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In passive satellite system the ground transmitting system power at the reflector. The receiving ground system received a function of the power that has been intercepted by the reflector. In active satellite received the function of the energy band toward it by the ground transmitter system and the received power is active amplitude by active electronic means.
The first satellite network was established in 1962 with the launch of the Telstar satellite. Telstar was the first active communications satellite, enabling live television broadcasts and telephone calls between North America and Europe. This marked the beginning of satellite communication networks, paving the way for the development of modern satellite systems.
Sputnik 2, launched November 3, 1957. Sputnik 1 was the first man-made Earth satellite, and Sputnik 2 was the second. Sputnik 2 carried a dog, Laika, as the first astronaut. The dog died a few hours after launch. The USA did not launch its first satellite, Explorer 1, until about 3 months later, on January 31, 1958.
Some disadvantages of active satellites include the risk of collision with other space objects, vulnerability to space debris, the possibility of signal interference, and the challenge of managing and maintaining the satellite's operational life.
What are the advantages and disadvantages of active immunisation?
If the satellite stays on Earth, it would be quite useless.
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Io is a satellite of Jupiter.
Satellite television has some advantages over cable because it is usually cheaper in cost. The activation fees are something you do not need to pay. It also offers more channels for sports and music than cable would.
Using a satellite phone has many advantages over cell phones. Cell phones require the use of a cell tower which are not available in remote areas. Satellite phones use satellites which are always available as long as you can see the sky.
In passive satellite system the ground transmitting system power at the reflector. The receiving ground system received a function of the power that has been intercepted by the reflector. In active satellite received the function of the energy band toward it by the ground transmitter system and the received power is active amplitude by active electronic means.
The only advantage that satellite internet has over cable, is that in certain locations where cable is unavailable, usually satellite will provide television services.
Looking for an answer. The advantage is that it is reliable and it can cover a large distance.
You can be fit and active!
active satellites are receives the transmitted signal from earth ,amplify the signal and transmit it. it is also called as transponders. but passive satellites just receive and transmit the signal.itac as the reflector
There are two main advantages to satellite TV. First, a customer can get TV in the relative middle of nowhere. Second, it generally has a better picture quality than other TV services.