Explanation should include
- satellite receiver processes the signal from the satellite dish and broadcasts it to the output device or devices
- signal compression/decompression, including MPEG standards
- encoding, including intraframe, predicted frame, and bidirectional frame
- encryption and decryption of secure signals.
Process/Skill Questions:
- What functions are performed by the satellite receiver?
- Why is signal compression used in satellite communications?
- What is encoding, and how is it used?
- Why are some satellite signals encrypted?