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

%----------------------------------------------------------------------------- % 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[(

%----------------------------------------------------------------- % exa011004_sinc.m, for example 1.10.4 % to generate the sinc function. % 产生一 sinc 函数； %-----------------------

%function for designing radius of circular patch antenna given resonant frequency and substrate dielectric constant and height function [re, r, fr]=CircularPatchRadius(epr, h, nm, f) %All lentgh a

clear clc f = 50; t = 0:0.01:10; x = sin(2*pi*f*t); stem(fft(x))

% % FUNCTION 7.3 : "cp0702_analytical_waveforms" % % Definition of the analytical expression for the first 15 % derivatives of the Gaussian pulse % % The function receives in input: % 1) the ti

Tc=0.5e-9; Taw=0.2333e-9; A=1; t1=0:0.01e-9:1e-9; a1=4.*pi.*((t1-Tc)./Taw).^2; a2=exp(-2.*pi.*((t1-Tc)./Taw).^2); s=(1-a1).*a2; t2=0.01e-9:10e-9; k=5; a=0.7; K=(1-k)./(1+k); X=exp(-K.*a.

function satp = satpos(t,eph); %SATPOS Calculation of X,Y,Z coordinates at time t % for given ephemeris eph %Kai Borre 04-09-96 %Copyright (c) by Kai Borre %$Revision: 1.0 $ $Date: 1

function satp = satpos(t,eph); %SATPOS Calculation of X,Y,Z coordinates at time t % for given ephemeris eph %Kai Borre 04-09-96 %Copyright (c) by Kai Borre %$Revision: 1.0 $ $Date: 1

function satp = satpos(t,eph); %SATPOS Calculation of X,Y,Z coordinates at time t % for given ephemeris eph %Kai Borre 04-09-96 %Copyright (c) by Kai Borre %$Revision: 1.1 $ $Date: 1997/1