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:
Nov. 16, 2021
Filed:
Nov. 16, 2018
Applicants:
Chongqing Advance Display Technology Research, Chongqing, CN;
Chongqing Hkc Optoelectronics Technology Co., Ltd., Chongqing, CN;
Inventor:
Wenqin Zhao, Chongqing, CN;
Assignees:
CHONGQING ADVANCE DISPLAY TECHNOLOGY RESEARCH, Chongqing, CN;
CHONGQING HKC OPTOELECTRONICS TECHNOLOGY CO., LTD., Chongqing, CN;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G09G 3/00 (2006.01);
U.S. Cl.
CPC ...
G09G 3/006 (2013.01);
Abstract
This application discloses a display panel testing apparatus and testing method. When a data control circuit receives a first enable signal generated by a switching signal generation circuit, the data control circuit controls a data interface that is output by the data control circuit to be in a high-impedance state.