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function energytable = EnergyTableInit(SNR,M); % Inputs: % subcar_gains : Subcarrier Gains % M : max Constellation Size % Gap : Gap of the system % Noise : Noise Po

function sig=sigmerge(x1,x2,ratio); %SIGMERGE Add two signals with given energy ratio in dB. % SIG=SIGMERGE(X1,X2,RATIO) adds two signals so that a given % energy ratio expressed in deciBels is satisf

%读入语音文件 fin=fopen('DR4_MLJH0_SX334.ADC','r'); x=fread(fin,'short'); fclose(fin); %时域波形 figure(1); plot(x,'LineWidth',2); xlabel('时间 t'); ylabel('幅值 A'); %计算短时能量 N=length(x); %%短时窗长 L=200

function sig=sigmerge(x1,x2,ratio); %SIGMERGE Add two signals with given energy ratio in dB. % SIG=SIGMERGE(X1,X2,RATIO) adds two signals so that a given % energy ratio expressed in deciBels is satisf

function sig=sigmerge(x1,x2,ratio); %SIGMERGE Add two signals with given energy ratio in dB. % SIG=SIGMERGE(X1,X2,RATIO) adds two signals so that a given % energy ratio expressed in deciBels is satisf

/* -*- Mode:C++; c-basic-offset:8; tab-width:8; indent-tabs-mode:t -*- * * * Copyright (c) 1996 Regents of the University of California. * All rights reserved. * * Redistribution and use in sour

function sig=sigmerge(x1,x2,ratio); %SIGMERGE Add two signals with given energy ratio in dB. % SIG=SIGMERGE(X1,X2,RATIO) adds two signals so that a given % energy ratio expressed in deciBels is satisf

function sig=sigmerge(x1,x2,ratio); %SIGMERGE Add two signals with given energy ratio in dB. % SIG=SIGMERGE(X1,X2,RATIO) adds two signals so that a given % energy ratio expressed in deciBels is satisf

function sig=sigmerge(x1,x2,ratio); %SIGMERGE Add two signals with given energy ratio in dB. % SIG=SIGMERGE(X1,X2,RATIO) adds two signals so that a given % energy ratio expressed in deciBels is satisf

function energytable = EnergyTableInit(SNR,M); % Inputs: % subcar_gains : Subcarrier Gains % M : max Constellation Size % Gap : Gap of the system % Noise : Noise Po