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A backlight unit with no repeating bright lines near a light Source

IP.com Disclosure Number: IPCOM000013073D
Original Publication Date: 2000-May-01
Included in the Prior Art Database: 2003-Jun-12

Publishing Venue

IBM

Abstract

A backlight unit with no repeating bright lines near a light Source Disclosed is a backlight unit for a Liquid Crystal Display (LCD) with no repeating bright lines near a light source. This invention describes the mechanism of a problem of having an unexpected peak luminance near the Cold Cathode Fluorescent Lamp (CCFL) and the proposal to solve this problem. Figure.1 is a sketch of a light pipe used for a conventional backlight. l