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Explain QPSK and ODFM

Discussion in 'Radio and Wireless' started by epsolutions, Dec 1, 2019.

  1. epsolutions


    Sep 7, 2019
    In the context of 4G, can someone please tell me, in as simple terms as possible, how a QPSK signal modulates the OFDM sub-carriers?

    What form does an OFDM "symbol" take?

    I have read a lot online, but cannot visualize what the transmitted signal would look like.
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