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Discussion :: Communication Systems

  1. Consider the following statements as regards DPSK and DEPSK

    1. DPSK demodulator requires a device which operates at carrier frequency and provides a delay of bit time Tb
    2. In DPSK, synchronous demodulation recovers the signal b(t) and the decoding of b(t) to generate d(t) is done at base band
    3. In both DPSK and DEPSK errors always occur in pairs
    Which of the above statements are correct?

    2. A.
    1 and 3
    B.
    1 and 2
    C.
    2 and 3
    D.
    1, 2 and 3

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    Answer : Option B

    Explanation :

    No answer description available for this question.

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