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%------------------------------------------------------------------------ % exa050501.m, for example 5.5.1 and fig5.5.1 % to explain the spectra factorization %------------------------------------

%----------------------------------------------------------------------------- % exa060701_3.m , for example 6.7.1 and 6.5.1 % to test butter.m %---------------------------------------------------

%----------------------------------------------------------------------------- % exa060701_2.m , for example 6.7.1 and 6.5.1 % to test buttord,lp2lp,bilinear ; % to design Low-pass DF with s=2/Ts[(

%------------------------------------------------------------------------ % exa100800_corrcoef.m, % to test corrcoef.m ; %------------------------------------------------------------------------

clear clc subplot(2,2,1), fplot('humps',[0 1]) subplot(2,2,2), fplot('abs(exp(-j*x*(0:9))*ones(10,1))',[0 2*pi]) subplot(2,2,3), fplot('[tan(x),sin(x),cos(x)]',2*pi*[-1 1 -1 1]) subplot(2,2,4), f

/*********************************************************************** ** Main Function Program ***********************************************************************/ #include "math.h" #inc

syms fayi; M=2;%调制指数，此处为BPSK调制; for rt=0:2.5:25; r0=1/2*10^(rt/10); r1k=r0; r2k=r0; rok=r1k+r2k; rpk=r1k*r2k; gpsk=(sin(pi/M))^2; lk=rok+(rpk*gpsk)/(sin(fayi)^2); f=(1+r0*gpsk/sin(fayi)^

function [sys,x0,str,ts] = spacemodel(t,x,u,flag) switch flag, case 0, [sys,x0,str,ts]=mdlInitializeSizes; case 1, sys=mdlDerivatives(t,x,u); case 3, sys=mdlOutputs(t,x,u); case

function [sys,x0,str,ts] = spacemodel(t,x,u,flag) switch flag, case 0, [sys,x0,str,ts]=mdlInitializeSizes; case 3, sys=mdlOutputs(t,x,u); case {2,4,9} sys=[]; otherwise error(

function [sys,x0,str,ts] = spacemodel(t,x,u,flag) switch flag, case 0, [sys,x0,str,ts]=mdlInitializeSizes; case 3, sys=mdlOutputs(t,x,u); case {2,4,9} sys=[]; otherwise error(