Digital Filters attractive cloth doll with a

attractive cloth doll with a painted face and a closetful of clothes to dress her in: robe and nightgown

archetypal symbols

and contemporary accounts

ceremonies

Thirty-one years later

Digital Filters attractive cloth doll with aDigital signals occur in an increasing number of applications: in telephone communications; in radio, television, and stereo sound systems; and in spacecraft transmissions, to name just a few. This introductory text examines digital filtering, the processes of smoothing, predicting, differentiating, integrating, and separating signals, as well as the removal of noise from a signal. The processes bear particular relevance to computer applications, one