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LIGHT GUIDE PLATE FOR LIQUID CRYSTAL DISPLAY APPARATUS, BACKLIGHT UNIT AND LIQUID CRYSTAL DISPLAY APPARATUS COMPRISING THE SAME

申请公布号:KR20160045235(A)

申请号:KR20140140184

申请日期:2014.10.16

申请公布日期:2016.04.27

申请人:
LG DISPLAY CO., LTD.

发明人:KIM, CHI YONG;AHN, SANG HYUN;SONG, YOUNG KI

分类号:G02F1/1335;G02F1/13357

主分类号:G02F1/1335

摘要:The present invention provides a light guide plate for a liquid crystal display device, to ameliorate degradation of image quality of a black screen generated in a corner portion of a liquid crystal display panel, a backlight unit including the same, and a liquid crystal display device including the same According to the present invention, the light guide plate for a liquid crystal display device comprises a plurality of light concentration patterns prepared on an upper surface of a base member having a light incident sidewall. Each of upper surfaces of first and second edge regions of the base member becomes a planarization surface in a direction crossing the longitudinal direction of the light incident sidewall, wherein the upper surfaces are parallel to each other.

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