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:
Jul. 02, 2019
Filed:
Oct. 18, 2017
Applicant:
E Ink Holdings Inc., Hsinchu, TW;
Inventors:
Wen-Yu Kuo, Hsinchu, TW;
Guan-Ru Huang, Hsinchu, TW;
Pei-Lin Huang, Hsinchu, TW;
Wei-Tsung Chen, Hsinchu, TW;
Assignee:
E Ink Holdings Inc., Hsinchu, TW;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G09G 3/00 (2006.01); G09G 3/20 (2006.01);
U.S. Cl.
CPC ...
G09G 3/006 (2013.01); G09G 3/20 (2013.01); G09G 3/2018 (2013.01); G09G 2300/0413 (2013.01); G09G 2300/08 (2013.01); G09G 2310/0264 (2013.01); G09G 2320/029 (2013.01); G09G 2320/0295 (2013.01);
Abstract
A display apparatus including a display panel and a driver circuit is provided. The display panel includes a display region and a non-display region. The non-display region includes a plurality of dummy pixels connected to one another. The driver circuit provides gate driving voltages and a test data voltage, so as to make the dummy pixels connected to one another generate a charging rate test signal in response to the test data voltage.