cnv_decd.m

来自「这是一个wcdma下行功率控制仿真的源代码」· M 代码 · 共 10 行

% cov_decd(input)
% determines hte output sequence of a binary convolutional decoder
function output = cov_decd(input)
%generate trellis graphic r=1/3 k0=1 g=[557,663,711];
trel = poly2trellis(9,[557,663,711]);
%convolutional decode
tmparry = vitdec(input,trel,1,'trunc','hard');
output = tmparry(1:length(tmparry)-8);