rssymbolsub.m

RS编码程序设计

%
%   File Name   :   RsSymbolSub.m
%   Abstract    :   Function RsSymbolSub(LOperand,ROperand) returns the
%                   subtraction of two elements in GF(2.^4) Field. LOperand and
%                   ROperand are the two elements.
%                    
%   Version     :   1.0     2008-5-20
%*************************************************************************

function [Sub]=RsSymbolSub(LOperand,ROperand)

LOperand2=de2bi(LOperand,4);%convert number in digital into binary
ROperand2=de2bi(ROperand,4);%convert number in digital into binary
 result=bitxor(LOperand2,ROperand2);% addition in binary
Sub=bi2de(result); %convert number in binary into digital