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:
May. 02, 2017
Filed:
Nov. 11, 2014
Applicants:
Shanghai Tianma Am-oled Co., Ltd, Shanghai, CN;
Tianma Micro-electronics Co., Ltd., Shenzhen, CN;
Inventor:
Tao Cai, Shanghai, CN;
Assignees:
SHANGHAI TIANMA AM-OLED CO., LTD., Shanghai, CN;
TIANMA MICRO-ELECTRONICS CO., LTD., Shenzhen, CN;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G09G 3/32 (2016.01); G09G 3/00 (2006.01); G09G 3/3233 (2016.01);
U.S. Cl.
CPC ...
G09G 3/006 (2013.01); G09G 3/3233 (2013.01); G09G 2330/08 (2013.01); G09G 2330/10 (2013.01); G09G 2330/12 (2013.01);
Abstract
An OLED pixel driving circuit is disclosed. The pixel driving circuit includes a plurality of interlaced scanning and data lines, and a first defect detection unit electrically connected to a first endpoint of at least one of the scanning lines, and the data lines. The first endpoint is located at one end of the at least one scanning line or data line.