公开(公告)号：JP2006185892A

公开(公告)日：2006-07-13

申请号：JP2005177389

申请日：2005-06-17

Applicant: LG PHILIPS LCD CO LTD

Inventor： SOH HOE-SUP ,  LEE MAN-HOAN ,  LEE SUNG-KEUN

IPC: F21V8/00 ,  F21Y103/00 ,  G02F1/13357

Abstract: PROBLEM TO BE SOLVED: To provide a back light unit capable of reducing the loss of light in an optical sheet, with respect to the back light unit for a liquid crystal display device. SOLUTION: This back light unit includes a first optical sheet 1, a light source supplying light to the optical sheet, and a first non-reflecting layer placed on a surface of the first optical sheet. COPYRIGHT: (C)2006,JPO&NCIPI

公开(公告)号：JP2006032332A

公开(公告)日：2006-02-02

申请号：JP2005181887

申请日：2005-06-22

Applicant: Lg Philips Lcd Co Ltd ,  エルジー フィリップス エルシーディー カンパニー リミテッド

Inventor： HONG YOUNG-TAE ,  LEE SANG-YUN ,  LEE SUNG-KEUN

IPC: F21S2/00 ,  G02F1/1335 ,  F21V5/04 ,  F21Y103/00 ,  G02B3/00 ,  G02F1/13357

CPC classification number: G02F1/133606 ,  G02F2001/133607

Abstract: PROBLEM TO BE SOLVED: To provide a backlight unit reducing the light leaking phenomenon by making the distribution of luminance most appropriate and to provide a liquid crystal display using it.
SOLUTION: The backlight unit containing at least one lamp, two or more optical sheets 54, 56 and 58 positioned on at least one lamp and provided with micro-lens sheets is provided. The backlight unit is provided with one or more backlight units 52, a first polarizer 72 provided with a plurality of sheets 54, 56 and 58, is positioned on a first substrate and has a first polarization axis, a second polarizer 74 positioned on a bottom part of a second substrate facing the first substrate and with a second deflecting stem crossing the first polarization axis and the light irradiates a liquid crystal panel 60 provided with a liquid crystal layer between the first and the second substrates in the liquid crystal display of a direct type backlight structure.
COPYRIGHT: (C)2006,JPO&NCIPI

Abstract translation: 要解决的问题：通过使亮度分布最合适并提供使用它的液晶显示器来提供减少漏光现象的背光单元。 提供了包含位于至少一个灯上并设置有微透镜片的至少一个灯，两个或更多个光学片54,56和58的背光单元。 背光单元设置有一个或多个背光单元52，设置有多个片54,56和58的第一偏振器72位于第一基板上并且具有第一偏振轴，位于底部的第二偏振器74 面向第一基板的第二基板的一部分和与第一偏振轴相交的第二偏转杆，并且光在直接的液晶显示器中照射在第一和第二基板之间设置有液晶层的液晶面板60 型背光结构。 版权所有（C）2006，JPO＆NCIPI