Chapter 12. Applications of Discrete-Time Signals and Systems
Nullius in verba (Take nobody's word for it).
Motto of the Royal Society, Britain's 350-year-old science fraternity
In this chapter we will present applications of the theory of discrete-time signals and systems to three important areas: digital signal processing, digital control, and digital communications. The material in this chapter is meant to be a more motivational than detailed presentation. We encourage our readers to look for the details in excellent textbooks in these three areas 54, 22 and 16.
Given the advances in digital technologies and computers, processing of signals is being done mostly digitally. Early results in sampling, analog-to-digital conversion, ...