Earth Station Architectures & Satellite Communication Links Quiz
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Questions and Answers

What is the primary function of the terrestrial interface equipment in satellite communication?

  • Data encryption
  • Signal modulation
  • Signal amplification
  • Signal demodulation (correct)

Which component of the earth station is responsible for maintaining communication with the satellite by pointing the antenna accurately?

  • Modulator
  • Multiplexer
  • Low-noise amplifier
  • Tracking system (correct)

In satellite communication links, what does the term 'link budget' refer to?

  • Number of earth stations involved in the link
  • Financial cost of setting up the communication link
  • Amount of data that can be transmitted in a given time
  • Analysis of all gains and losses in the communication path (correct)

Which type of earth station architecture provides communication services to a wide area, often covering multiple countries or continents?

<p>Gateway earth station (B)</p> Signup and view all the answers

What is a common maintenance task for satellite earth stations?

<p>Backup power supply installation (B)</p> Signup and view all the answers

What is a key factor influencing the selection of an earth station type?

<p>Expected service coverage area (B)</p> Signup and view all the answers

What is one of the major factors that affect the ability to maintain communication with a satellite?

<p>Number of spacecraft supported and their orbital type (B)</p> Signup and view all the answers

What is a key function of the Ground Segment in supporting space vehicles?

<p>Providing data handling and distribution service (D)</p> Signup and view all the answers

Which factor influences the design of the Telemetry function?

<p>Number of spacecraft and processing load (A)</p> Signup and view all the answers

In terms of Earth Station types, what dictates the required internal and external data interfaces?

<p>Number and location of end users (B)</p> Signup and view all the answers

What is a key factor that affects the ability to maintain a communication link with a satellite?

<p>Data rates required for communication (D)</p> Signup and view all the answers

Which function is not typically provided by the Ground Segment in supporting space vehicles?

<p>Running space experiments (D)</p> Signup and view all the answers

What is the primary function of the Antenna System in an Earth Station?

<p>Pointing to the satellite (B)</p> Signup and view all the answers

Which of the following is NOT a factor influencing the complexity of the Receiver Sub-system in an Earth Station?

<p>Frequency of data transmission (A)</p> Signup and view all the answers

In an Earth Station, what is the purpose of the Tracking System?

<p>Ensuring the antenna points optimally to the satellite (A)</p> Signup and view all the answers

Which of the following is a typical characteristic of Fixed Satellite Service (FSS) Earth Stations?

<p>They are used for telephony and broadcast services (B)</p> Signup and view all the answers

What is the primary function of Gateway Stations and Teleports?

<p>Serving as a link between Satellites and Terrestrial Network (A)</p> Signup and view all the answers

Which frequency band is typically used by Fixed Satellite Service Earth Stations for operations?

<p>C-band (4GHz) (B)</p> Signup and view all the answers

What determines the complexity of the Transmitter Sub-system in an Earth Station?

<p>Number of satellites serviced &amp; number of frequency bands (C)</p> Signup and view all the answers

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