System Model Binary Hypo.Test:Ho or Hi Ho xIn]wln] n=0,1..N-1 H cln]=sIn]+wlnl 。Assumption: 。S[n]is known .WIn]:awgn rww[=E(w[n]w[n+k)=028(k) 。Noise power is known whxiong@uestc.edu.cnwhxiong@uestc.edu.cn System Model 4 Assumption: S[n] is known W[n]: awgn Noise power is known H0 Binary Hypo. Test: H0 or H1 H0 x[n] = w[n] H1 x[n] = s[n] + w[n] n=0,1…N-1 rww[k] = E(w[n]w[n + k]) = ¾ 2 ±(k)