The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jun. 04, 2019
Filed:
Jul. 17, 2015
Boe Technology Group Co., Ltd., Beijing, CN;
Boe (Hebei) Mobile Display Technology Co., Ltd., Hebei, CN;
Zhen Wu, Beijing, CN;
Baohong Zhu, Beijing, CN;
Xing Li, Beijing, CN;
Jiayin Wang, Beijing, CN;
Guowen Yang, Beijing, CN;
BOE TECHNOLOY GROUP CO., LTD., Beijing, CN;
BOE (HEBEI) MOBILE DISPLAY TECHNOLOGY CO., LTD., Hebei, CN;
Abstract
A detection device of a GOA circuit of a display panel includes a signal supply unit for supplying a test signal to the GOA circuit; an acquisition unit for determining whether each of the GOA units in the GOA unit group of the GOA circuit has an output signal, if there is an output signal, acquiring the output signal of each of the GOA units in the GOA unit group; wherein part of the GOA units in the GOA circuit constitute the GOA unit group, the GOA unit group at least includes an initial GOA unit and a distal GOA unit of the GOA circuit; a processing unit for determining whether the GOA circuit is abnormal based on the acquired output signal of each of the GOA units in the GOA unit group.