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ECE · Q14

Digital Communication

Engineering and GATE · ECE · question 14

Q14

In binary data transmission DPSK is preferred to PSK because

A.
A coherent carrier is not required to be generated at the receiver
Answer
B.
For a given energy per bit, the probability of error is less
C.
The 180° phase shifts of the carrier are unimportant
D.
More protection is provided against impulse noise

Answer: Option A

Solution

Answer: Option A
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