rssymbolrev.m

来自「该程序是RS编译码器的MATLAB仿真程序」· M 代码 · 共 25 行

%*************************************************************************
%   Copyright (C) 2008 Circuit and System Lab of PKU
%
%   Created     :   2008-5
%   Author      :   houdong([e-mail])
%
%   File Name   :   RsSymbolRev.m
%
%   Abstract    :  realize Rev = 1/perand in the GF(2^4)
%                   
%   Version     :   1.0     2008-5   All Right Reserved.
%*************************************************************************
function Rev = RsSymbolRev(Operand)
table=[1 2 4 8 3 6 12 11 5 10 7 14 15 13 9];
n = length(table);
if Operand==1
    Rev=Operand;
    return;
end
for i=2:n
    if table(i)==Operand
        Rev = table(n-i+2);
    end
end