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Field-sequential image display device and image di

2021-12-03 来源:小侦探旅游网
专利内容由知识产权出版社提供

专利名称:Field-sequential image display device and

image display method

发明人:Masamitsu Kobayashi申请号:US15316887申请日:20150601公开号:US10283035B2公开日:20190507

专利附图:

摘要:A subframe data generator determines a distribution color X which is a color ofa variable color subframe, and then selects pixels sequentially to perform the followingprocessing on the selected pixel P. Distributed brightness (Dsr, Dsg, Dsb) is calculated

based on brightnesses Dr, Dg, Db and the distribution color X, and a distribution ratio α isset to a value of 1 at which color breakup is the smallest. An evaluation value Qi relatedto a color difference when a line of sight moves is calculated based on brightness of theselected pixel P, brightnesses of neighboring pixels Pi (i=1 to N), and the distributioncolor X, and the distribution ratio α is decreased in steps until the maximum value Qmaxof the evaluation value Qi is less than or equal to a threshold value Qth. The brightnessesDr, Dg, Db of three colors are converted to brightnesses Ex, Er, Eg, Eb of four colorsbased on the distribution color X and the distribution ratio α determined for each pixel.This suppresses irregular flicker that occurs in the vicinity a boundary of pixel areas ofdifferent colors.

申请人:Sharp Kabushiki Kaisha

地址:Sakai, Osaka JP

国籍:JP

代理机构:ScienBiziP, P.C.

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