5.5 Opt.reception for the sig.In AWGN In the nth interval,the process is as follows, {,an,} {,an} 5(t) r(t)The topics are: s(1)The Correlation-Demodulators 2)The MF-Demodulators 3)The Theory of Optimum Detectors 5.6 Typical Optimal Receivers r(t) 。 Binary signals Carrier-amp(1-D signals) It is convenient to divide the receiv Carrier-phs (2-D signals) 1)Demodulator:produce an obse QAM (2-D signals) 2)Detector:estimate the sym fror FSK (M-D orthogonal signals) UESTC-Digital transmission through the AWGN channel Prof李晓峰 5