Publisher's Synopsis
This text covers developments in communications resulting from the change from analog to digital techniques in the use of the television receiver for displaying text and graphics.;The book describes analog-to-digital conversion processes (and vice versa); gives an introduction to data transmission and display; describes the operation of the teletext system explaining how information is received, decoded and displayed; covers remote control including both ultrasonic and infra-red methods; explains the viewdata system and the basic techniques used; presents the information in a concise step-by-step manner in short digestible sections; reinforces subject matter with diagrams to illustrate the principles. This book should be useful to telecommunications students and technician engineers wishing to extend their knowledge of information and display techniques.
