Patent ID: 6768525
Filing Date: 2004-07-27
Classification: G02F,Y10S

Abstract:
A color liquid crystal display comprising:a plurality of layers including a liquid crystal layer; and a plurality of backlight layers comprising at least one first light guide layer for coupling only a red light, at least one second light guide layer for coupling only a green light, and at least one third light guide layer for coupling only a blue light, said first light guide, said second light guide, and said third light guide being positioned to illuminate a surface of said liquid crystal layer, said first light guide layer, said second light guide layer, and said third light guide layer lying in a different plane, wherein each of said first light guide layer, said second light guide layer, and said third guide layer is a transparent sheet, said first light guide layer overlying said second light guide layer, and said third light guide layer overlying said second light guide layer.