DocumentCode
823128
Title
An Ultrasonic Remote Control for Home Receivers
Author
Adler, Rasmus ; Desmares, P. ; Spracklen, J.
Author_Institution
Zenith Radio Corp.
Issue
1
fYear
1982
Firstpage
123
Lastpage
128
Abstract
A remote control system for tv receivers is described which employs ultrasound in the vicinity of 40 kc. Slowly decaying single-frequency signals are produced by striking aluminum rods with a hammer. The receiver employs limiting followed by frequency selection and integration to discriminate against acoustic interference.
Keywords
Absorption; Acoustic devices; Aluminum; Control systems; Frequency; Interference; Optical receivers; Optical transmitters; TV receivers; Ultrasonic imaging;
fLanguage
English
Journal_Title
Consumer Electronics, IEEE Transactions on
Publisher
ieee
ISSN
0098-3063
Type
jour
DOI
10.1109/TCE.1982.353875
Filename
4179918
Link To Document