Browse Prior Art Database

Ultrasonic Switch/ alarm for POS Systems

IP.com Disclosure Number: IPCOM000045497D
Original Publication Date: 1983-Apr-01
Included in the Prior Art Database: 2005-Feb-07

Publishing Venue

IBM

Related People

Authors:
Schall, TE Shekita, GA [+details]

Abstract

This article describes potential uses for ultrasonic range-finding transducers in point of sale (POS) terminals. The use of such transducers for energy conservation and security purposes is discussed.