Communication Systems

Q1: Probability of error in DPSK is less than PSK

A true

B false

C equal

D depend upon noise

ANS:A - true

The correct option is B.

PSK is having less probability of error than DBPSK.

Pe DBPSK = 1/2 (e^ (-Eb/No) ) > Pe BPSK = Q (Eb/No) ^ (1/2).



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