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.

Date of Patent:
Jul. 02, 2019

Filed:

Sep. 29, 2017
Applicants:

Boe Technology Group Co., Ltd., Beijing, CN;

Fuzhou Boe Optoelectronics Technology Co., Ltd., Fujian, CN;

Inventors:

Dongxi Li, Beijing, CN;

Weiqiang Li, Beijing, CN;

Yabin Lin, Beijing, CN;

Jianfeng Yuan, Beijing, CN;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G09G 3/00 (2006.01); G09G 3/36 (2006.01); G02F 1/13 (2006.01);
U.S. Cl.
CPC ...
G09G 3/006 (2013.01); G02F 1/1309 (2013.01); G09G 3/3648 (2013.01);
Abstract

The present disclosure provides a device and method for circuit testing and a display device applying the same. The device for circuit testing includes a detection circuit configured to detect whether a display panel and a printed circuit board are electrically conductive, wherein the detection circuit includes: a first metal redundant track configured to input an electrical detection signal; a second metal redundant track bonded to the first metal redundant track via a first anisotropic conductive film; a third metal redundant track electrically connected to the second metal redundant track; and a fourth metal redundant track bonded to the third metal redundant track via a second anisotropic conductive film.


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