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www.eeworm.com/read/160243/10551526
m exa030202.m
%----------------------------------------------------------------------------
% exa030202, for example 3.2.2 and fig 3.2.4
% to explain how to unwrap the phase
%------------------------------------
www.eeworm.com/read/423536/10552888
m am_dem.m
% am-dem.m
% Matlab demonstration script for envelope detection. The message signal
% is +1 for 0 < t < t0/3, -2 for t0/3 < t < 2t0/3 and zero otherwise.
echo on
t0=.15;
www.eeworm.com/read/423536/10552892
m lssb.m
% lssb.m
% Matlab demonstration script for LSSB-AM modulation. The message signal
% is +1 for 0 < t < t0/3, -2 for t0/3 < t < 2t0/3 and zero otherwise.
echo on
t0=.15;
www.eeworm.com/read/423536/10552896
m dsb1.m
% dsb1.m
% Matlab demonstration script for DSB-AM modulation. The message signal
% is +1 for 0 < t < t0/3, -2 for t0/3 < t < 2t0/3 and zero otherwise.
echo on
t0=.15;
www.eeworm.com/read/423536/10552919
m dsb2.m
% dsb2.m
% Matlab demonstration script for DSB-AM modulation. The message signal
% is m(t)=sinc(100t).
echo on
t0=.2; % signal duration
ts=0.001; % sampling interval
fc=250; % ca
www.eeworm.com/read/423536/10552924
m fm2.m
% fm2.m
% Matlab demonstration script for frequency modulation. The message signal
% is m(t)=sinc(100t).
echo on
t0=.2; % signal duration
ts=0.001;
www.eeworm.com/read/423536/10552958
m am.m
% am.m
% Matlab demonstration script for DSB-AM modulation. The message signal
% is +1 for 0 < t < t0/3, -2 for t0/3 < t < 2t0/3 and zero otherwise.
echo on
t0=.15; %
www.eeworm.com/read/160223/10555012
m ex0821.m
% Chapter 08: Example 8.21 Design a filter
Fs=1000;;
t=0:1/Fs:2; % t is time(2s)
x=sin(2*pi*80*t)+2*sin(2*pi*140*t);
xn=x+randn(size(t));
figure(1)
n=100; % filter's length
f=[0 0.13 0.15 0.1
www.eeworm.com/read/160223/10555028
asv ex0821.asv
% Chapter 08: Example 8.21 Design a filter
Fs=1000;;
t=0:1/Fs:2; % t is time(2s)
x=sin(2*pi*80*t)+2*sin(2*pi*140*t);
xn=x+randn(size(t));
figure(1)
n=100; % filter's length
f=[0 0.13 0.15 0.1
www.eeworm.com/read/160223/10555140
asv quake_demo.asv
%% Loma Prieta Earthquake
% This demo shows how to analyze and visualize real-world earthquake data.
% The file QUAKE.MAT contains 200Hz data from the October 17, 1989 Loma Prieta
% earthquake in t