Patent ID: 6518977
Filing Date: 2003-02-11
Classification: G09G

Abstract:
A color image display apparatus which divides red, green and blue video signals into a plurality of subfields respectively allotted light emitting weights, and controls on/off of light emission in the respective subfields for gradation representation;wherein the plurality of subfields include (2Â·K)âˆ’1 upper subfields, the (2Â·K)âˆ’1 upper subfields including an upper subfield having a maximum light emitting weight among the plurality of subfields; wherein light emitting weights N, 2Â·N, 3Â·N, . . . (Kâˆ’1)Â·N, KÂ·N, (Kâˆ’1)Â·N, . . . 2Â·N, and N are respectively allotted to the (2Â·K)âˆ’1 upper subfields; and wherein K and N are natural numbers, K&gE;3, N&gE;1.