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Recent content by derPate

  1. derPate

    How to realize a pi/4 DQPSK?

    Hi I want to do a Pi/4 DQPSK with an Binary Code. Gray Coding: 00 -> +1/4*pi phase shift 01 -> +3/4*pi phase shift 11 -> -3/4*pi phase shift 10 -> -1/4*pi phase shift The modulation shall employ square-root raised cosine pulse shaping(roll off factor = 0.4) to generate the equivalent lowpass...

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