📄 deprefix.m
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function out=deprefix(input,L)
%%% This function remove the cyclic prefix from the sequence
%%% input---Inputed sequence, and is parallel sequence
%%% L--- The length of cyclic prefix, or the number of cyclic prefix points
K=length(input);
p_out=input(L+1:K,:);
out=p_out; %%% The output is also parallel sequence
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