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. 06, 2021
Filed:
Jul. 25, 2019
Applicant:
Lg Display Co., Ltd., Seoul, KR;
Inventors:
Moonsoo Chung, Paju-si, KR;
Joohee Lee, Paju-si, KR;
Assignee:
LG DISPLAY CO., LTD., Seoul, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G09G 3/3233 (2016.01); G06F 3/041 (2006.01); G06F 3/042 (2006.01); G09G 3/3266 (2016.01); G09G 3/3275 (2016.01); G09G 5/377 (2006.01);
U.S. Cl.
CPC ...
G09G 3/3233 (2013.01); G09G 3/3266 (2013.01); G09G 3/3275 (2013.01); G09G 5/377 (2013.01); G06F 3/042 (2013.01); G06F 3/0412 (2013.01); G09G 2300/0465 (2013.01); G09G 2300/0809 (2013.01); G09G 2310/027 (2013.01); G09G 2310/08 (2013.01); G09G 2360/14 (2013.01);
Abstract
The display device according to the present disclosure may comprise a display panel equipped with a plurality of pixels and a plurality of photo sensors, a data driving circuit, a gate driving circuit, and a timing controller. The source drive IC included in the data driving circuit may comprise a DAC, one or more sensing units to receive an electrical signal from the photo sensor in a display period and to receive a sensing signal from the pixel in a blank period, and an ADC to convert the signal output from the sensing unit into digital data.