Browse Prior Art Database

Keyboard

IP.com Disclosure Number: IPCOM000069853D
Original Publication Date: 1978-Jun-01
Included in the Prior Art Database: 2005-Feb-21

Publishing Venue

IBM

Related People

Authors:
Garwin, RL [+details]

Abstract

A keyboard is described which writes legends on the keys, displays lines of characters, and senses key depression, including means for controllably directing light sources (such as light-emitting diodes (LEDs), laser beam or fiber-optic bundle) underneath the keys to display the key label.