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:
Oct. 16, 2012
Filed:
Dec. 23, 2008
Applicants:
Su Hyuk Jang, Daegu-si, KR;
Hwan Joo Lee, Daegu-si, KR;
Inventors:
Su Hyuk Jang, Daegu-si, KR;
Hwan Joo Lee, Daegu-si, KR;
Assignee:
LG Display Co., Ltd., Seoul, KR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F 3/041 (2006.01); G09G 3/36 (2006.01);
U.S. Cl.
CPC ...
Abstract
A liquid crystal display device having a plurality of pixel cells for displaying an image and sensing light incident on the pixel cells, each of the pixel cells includes a pixel circuit that displays an image based on a data voltage supplied from a data line in accordance with a gate signal from a gate line; and a touch sensor that senses light incident on the pixel cell, storing a light sensing signal based on the sensed light, and supplying the stored light sensing signal to a read-out integrated circuit via a read-out line in accordance with a scan signal from a scan line.