5.6.1 Binary modulations {,an} {,an} PSK am s,(t) r(0)= Recv 1,0 s (t)+n(t) The signals: S(t0)= ay(t), A mixer plus a baseband MF,then ML, so(t)=-ay(t) 2 8(T-) r之0 The 1-D basis: W()= VE 8()cos2f 0 1=T cos 2nft A Corr-ML receiver is given by, r( r20 8r() 0 cos2刊1 E。 UESTC-Digital transmission through the AWGN channel Prof李晓峰 22