Browse Prior Art Database

Ultrasonic Pen for Interactive Computing

IP.com Disclosure Number: IPCOM000065909D
Original Publication Date: 1985-Nov-01
Included in the Prior Art Database: 2005-Feb-19

Publishing Venue

IBM

Related People

Authors:
Coufal, H Seki, H [+details]

Abstract

A combination of a selectively actuable ultrasonic source which can be used as a pointer on a display screen and a plurality of ultrasonic sensors positioned peripherally around the screen can be used for interactive computing in ways similar to the light pen or the mouse.