【題組】(b) (10%) Sketch the block diagram of the coherent receiver of a typical QAMsystem. Furthermore,
問題詳情
【題組】
(b) (10%) Sketch the block diagram of the coherent receiver of a typical QAMsystem. Furthermore, derive what happens if the local oscillation used by the"coherent" receiver is incorrect (say, the frequency is f0 + △f).