Computer Science · Data Communication
Which of the following is a key physical requirement for infrared communication?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Long-distance propagation through solid walls
- 2Atmospheric ionization for transmission
- 3A clear line-of-sight (LOS) between transmitter and receiver✓
- 4Large antennas for signal reflection
Correct answer
A clear line-of-sight (LOS) between transmitter and receiver
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