公开(公告)号：US08709909B2

公开(公告)日：2014-04-29

申请号：US13644043

申请日：2012-10-03

Applicant: LG Display Co., Ltd.

Inventor： Youn-Oh Kim ,  Jong-Chun Lim ,  Jae-Hyun You

IPC: H01L21/76

CPC classification number: H01L23/544 ,  G02F2001/13625 ,  H01L27/1259 ,  H01L2924/0002 ,  H01L2924/00

Abstract: A method for manufacturing a substrate for a display device comprises forming a first pattern within an active region of the substrate and at the same time forming a first overlay pattern at corner regions of the active region; and forming a second pattern within the active region of the substrate and at the same time forming a second overlay pattern at corner regions of the active region, wherein the first overlay pattern includes gradations arranged in a predetermined direction, and the second overlay pattern includes gradations arranged in the predetermined direction to face the gradations of the first overlay pattern.

Abstract translation: 制造显示装置用基板的方法包括：在所述基板的有源区域内形成第一图案，同时在所述有源区域的角部区域形成第一覆盖图案; 以及在所述有源区域的有效区域内形成第二图案，并且同时在所述有源区域的角区域处形成第二覆盖图案，其中所述第一覆盖图案包括沿预定方向布置的灰度，并且所述第二覆盖图案包括灰度 布置在预定方向上以面对第一覆盖图案的灰度。