公开(公告)号：US20030174214A1

公开(公告)日：2003-09-18

申请号：US10322422

申请日：2002-12-19

Applicant: LG. Philips LCD CO., Ltd.

Inventor： Sang-Sun Shin ,  Ho-Kyun Kim

IPC: H04N005/225

CPC classification number: G09G3/006 ,  H04N17/04

Abstract: A device and a method for testing a liquid crystal display panel are disclosed in the present invention, which enable to conveniently inspect a cutting plane of an individual unit liquid crystal panel. The apparatus includes a first memory unit storing a reference image of an end portion of a reference panel taken through a camera, a second memory unit storing an observed image of an end portion of a cut unit liquid crystal display panel taken through the camera, a comparison/computation unit computing a difference value by comparing the reference image and the observed image, and a display unit displaying the difference value of the comparison/computation unit.

Abstract translation: 在本发明中公开了一种用于液晶显示面板的测试的装置和方法，其能够方便地检查单个单元液晶面板的切割平面。 该装置包括存储通过相机拍摄的参考面板的端部的参考图像的第一存储器单元，存储通过相机拍摄的切割单元液晶显示面板的端部的观察图像的第二存储器单元， 比较/计算单元通过比较参考图像和观察图像来计算差值，以及显示单元，显示比较/计算单元的差值。