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:
Feb. 25, 2014
Filed:
Oct. 06, 2009
Chang Heon Kang, Icheon-Si, KR;
Seong Jun an, Icheon-Si, KR;
SE Jong Yoo, Icheon-Si, KR;
Hyun Chul Nam, Icheon-Si, KR;
SE Hwan NA, Icheon-Si, KR;
Chang Heon Kang, Icheon-Si, KR;
Seong Jun An, Icheon-Si, KR;
Se Jong Yoo, Icheon-Si, KR;
Hyun Chul Nam, Icheon-Si, KR;
Se Hwan Na, Icheon-Si, KR;
Hydis Technologies Co., Ltd., Icheon-Si, KR;
Abstract
An Liquid Crystal Display (LCD) with a touch screen function includes an array substrate having a display region and a photosensitive region divided by data lines, scan lines, and common lines, wherein the photosensitive region includes a switching element having a first terminal connected to an (n−1)scan line to receive a select signal and a second terminal connected to a readout system, a charge storage element having a first terminal connected to a third terminal of the switching element and a second terminal connected to the common lines, and a photosensitive element having a first terminal connected to an nscan line and a second terminal connected to the first terminal of the charge storage element, wherein when the photosensitive element is turned on according to external illuminance, the charge storage element is discharged and the readout system detects a difference of external illuminance.