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High Input Impedance Optical Isolator

IP.com Disclosure Number: IPCOM000056350D
Original Publication Date: 1980-Dec-01
Included in the Prior Art Database: 2005-Feb-14

Publishing Venue

IBM

Related People

Authors:
Moore, VS Walewski, LG Wylie, TJ [+details]

Abstract

A very high impedance optical isolator is provided in which a liquid crystal is utilized to control a transistor in the optical isolator to provide a very high input impedance circuit having current gains greater than 10.