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تعداد اسلاید : 82 اسلاید
قسمتی از متن .ppt :
Introduction
Prof. Lina Karam
Department of Electrical Engineering
Arizona State University
karam@asu.edu
http://www.fulton.asu.edu/~karam/realdsp/
Contributions by Mr. Rony Ferzli
EEE404/591 - Real-Time Digital Signal Processing
2
What is Signal Processing?
Example of Signals:
Analog: Speech, Music, Photos, Video, radar, sonar, …
Discrete-domain/Digital:
digitized speech, digitized music, digitized images, digitized video, digitized radar and sonar signals,…
stock market data, daily max temperature data, ...
Processing
Signal in
Signal out
Operation, Transformation
(Analog or Digital)
(Analog or Digital)
3
What is Digital Signal Processing?
But what about analog signals?
Digital Processing
Digital Signal in
Digital Signal out
Operation, Transformation performed
on digital signals (using a computer or
other special-purpose digital hardware)
Analog Signal
in
Analog-to-
Digital (A/D)
Conversion
Digital Processing
Digital-to- Analog (D/A)
Conversion
4
Signal Processing Examples
Why Go Digital??
