Browse Prior Art Database

4 Color LCD Display

IP.com Disclosure Number: IPCOM000015688D
Original Publication Date: 2002-Apr-01
Included in the Prior Art Database: 2003-Jun-20

Publishing Venue

IBM

Abstract

Disclosed is a 4 color LCD display. This display device has additional white color cell with three color cells (Red, Green, Blue). Additional white color cell doesn't have color filter. So this white color is brighter than usual white color which is mixed with red, green and blue. When this display is used with mono mode, very high contrast can be achieved. If same back light brightness is applied, high contrast mono mode is achieve.