公开(公告)号：US20200300906A1

公开(公告)日：2020-09-24

申请号：US16484117

申请日：2019-04-26

Applicant: Wuhan China Star Optoelectronics Technology Co., Ltd.

Inventor： Xin ZHANG ,  Jingfeng XUE ,  Siwen MIAO

IPC: G01R31/28 ,  H01L27/12 ,  H01L23/498

Abstract: The present disclosure provides a display panel and a method for testing for occurrence of a crack in the display panel. The display panel includes a panel body, a ground line, a first ground connecting portion, a first testing portion, a second ground connecting portion, a second testing portion, a first switch and a second switch, the ground line surrounds the display region, the first ground connecting portion and the first testing portion are parallel connected to one end of the ground line, the second ground connecting portion and the second testing portion are parallel to another end of the ground line, the first switch is electrically connected between the first ground connecting portion and one end of the ground line, the second switch is electrically connected between the second ground connecting portion and another end of the ground line.

公开(公告)号：US20200174062A1

公开(公告)日：2020-06-04

申请号：US16484121

申请日：2019-04-26

Applicant: WUHAN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.

Inventor： Xin ZHANG ,  Jingfeng XUE ,  Siwen MIAO

IPC: G01R31/28

Abstract: The present disclosure provides a display panel and a method for testing for an occurrence of a crack in the display panel. The display panel includes a panel body, a ground line, a first ground connecting portion, a first testing portion, a second ground connecting portion, a second testing portion, and a switch, the ground line surrounds the display region, the first ground connecting portion and the first testing portion are parallel connected to one end of the ground line, the second ground connecting portion and the second testing portion are parallel to another end of the ground line, the switch is electrically connected between the first ground connecting portion and the ground line.