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Research on the Web the types of PSK modulation and answer the following questions: a) What is...

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Electrical Engineering

Research on the Web the types of PSK modulation and answer thefollowing questions:

a) What is differential phase shift keying (DPSK)modulation?

b) What are its advantages and disadvantages over thenon-differential PSK modulation?

c) Why is DPSK used in power line communications instead ofplain PSK?

Answer & Explanation Solved by verified expert
4.0 Ratings (501 Votes)
Differential Phase Shift Modulation It mayview as a noncoherent version of PSK It eliminates the need for acoherence reference signal by combining two operations at thetransmitter1 Differential encoding of the input binary wave2Phase shift keying hence the name differential phase shiftkeyingIn effect of send symbol 0we phase    See Answer
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