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Explain the operating principal, working of Differentially Encoded Phase Shift Keying modulator and demodulator?
written 8.8 years ago by gravatar for teamques10 teamques10 ★ 69k •   modified 3.2 years ago
principles of communication network
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written 8.8 years ago by gravatar for teamques10 teamques10 ★ 69k

  • The transmitter (modulator) of a DEPSK system is identical to the DPSK transmitter.

  • The differential phase shift keying (DPSK) is a modulation of BPSK.

  • Fig shows the block diagram of DPSK generator and the relevant waveforms.

enter image description here

Operation:

  • d (t) represents the data stream which is to be transmitted .It is …

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