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Satellite Communication

Satellite Communication
Considered as the unsolved problem in satellite system

Access
Cost
Coverage
Privacy

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Satellite Communication
Most mobile satellite array uses ___________ in transforming 50 to 150 Ω impedance.

Stub
Quarter-wavelength transformer
Balun
Microstrip tapers

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Satellite Communication
Satellite engine uses

Liquid fuel
Solar jet
Ion propulsion system
Jet propulsion

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Satellite Communication
Collects very weak signals from a broadcast satellite

Helical antenna
Satellite dish
TWT
LNA

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Satellite Communication
The most common device used as an LNA is

Shockley diode
Tunnel diode
IMPATT
Zener diode

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Satellite Communication
A mobile satellite array has usually how many elements?

88
6
14
12

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