5.5 Opt.reception for the sig.In AWGN In the nth interval,the process is as follows, {,an,} {,an} The topics are: ()1)The Correlation-Demodulators s(2)The MF-Demodulators 3)The Theory of Optimum Detectors 5.6 Typical Optimal Receivers 。 Binary signals r(t) Carrier-amp(1-D signals) Carrier-phs (2-D signals) It is convenient to divide the receiv QAM (2-D signals) 1)Demodulator:produce an obse FSK (M-D orthogonal signals) 2)Detector:estimate the sym from the observation UESTC-Digital transmission through the AWGN channel Prof李晓峰 3