Demonstrations of Concepts in Signals and Systems
Filtering of speech:
matlab file,
speech data file
(Yao Wang, 1/20/2001)
Echo cancellation:
matlab file,
speech data file
(Yao Wang, 1/20/2001)
Fourier series approximation of signals and filtering effect:
matlab file
(Yao Wang, 3/6/2001)
Sampling rate conversion of audio signal:
matlab file
,
audio data file
(Yao Wang, 4/13/2001)
Demonstration of aliasing by sampling a traveling wave:
zip file
(You should put all unziped files into one directory) (Manfu Yuan, Polytechnic University, 3/94)
Complex Numbers (Java applet)
by Vladimir Sorokhin
Convolution (continuous time) (Java applet)
City University of Hong Kong, Image Processing Lab
Convolution (discrete time) (Java applet)
City University of Hong Kong, Image Processing Lab
Joy of Convolution (continuous time) (Java applet)
Johns Hopkins University
Joy of Convolution (discrete time) (Java applet)
Johns Hopkins University
FOURIER SERIES REPRESENTATION OF A SQUARE WAVE
THE SIGNAL exp(st)
YET ANOTHER CONVOLUTION APPLET
FOURIER SYNTHESIS
by Fu-Kwun Hwang
Suggest a demonstration
Last updated April 13, 2001,
Yao Wang