sc.rar_SC-FDMA_sc-fdma simulink_分集_分集 matlab_选择分集

function r1 = rice_fading(in) Kdb=-inf; N=1; Mi=1; K = 10^(Kdb/10); const = 1/(2*(K+1)); x = randn(1,N); y = randn(1,N); r = sqrt(const*((x + sqrt(2*K)).^2 + y.^2)); rt = zeros(1,Mi*length(r)); ki = 1; for i=1:length(r) rt(ki:i*Mi) = r(i); ki = ki+Mi; end r = rt; r1=in.*r';