q.m

OFDM降低峰平比采用预失真技术

% Q.m
% address function
function [address_i,in_ani]=Q(in_ani)
in_amax=0.7;
cap=512;
if  in_ani>=0.7
    in_ani=0.7;
    address_i=512;
elseif in_ani==0
    in_ani=0.0001;
    address_i=1;
else
    in_ani=in_ani;
    address_i=ceil((in_ani/in_amax)*cap);
end