Browse Prior Art Database

Portable Self Synchronization Spot Wobbler for Evaluation of Color Cathode Ray Tubes

IP.com Disclosure Number: IPCOM000053194D
Original Publication Date: 1981-Sep-01
Included in the Prior Art Database: 2005-Feb-12

Publishing Venue

IBM

Related People

Authors:
Morrish, AJ O'Rourke, R [+details]

Abstract

To obtain a better contrast and an increased purity margin many color CRTs incorporate the use of a black matrix; this is the term used when the area between adjacent phosphor dots on the screen is filled by a black non-emitting coating.