Physics · Digital Communication
In a coherent M-ary system, the phase difference between symbols plays a crucial role in representing information. Compared to coherent binary phase shift keying (BPSK), what potential advantage does a coherent M-ary scheme offer?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Increased bandwidth efficiency, transmitting more bits per symbol.✓
- 2Both increased bandwidth efficiency and improved resilience to channel noise.
- 3Improved resilience to channel noise and interference.
- 4Simplified receiver design with lower complexity.
Correct answer
Increased bandwidth efficiency, transmitting more bits per symbol.
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