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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.:

US 10001876 B1

PDFFull Text
Date of Patent:
Jun. 19, 2018

Filed:

Aug. 14, 2017

Touch display panel, and driving method and driving circuit for the same

Applicants:

Shanghai Tianma Micro-electronics Co., Ltd., Shanghai, CN;

Tianma Micro-electronics Co., Ltd., Shenzhen, CN;

Inventors:

Gujun Li, Shanghai, CN;

Yue Li, Shanghai, CN;

Xiaoye Li, Shanghai, CN;

Dongxu Xiang, Shanghai, CN;

Assignees:

SHANGHAI TIANMA MICRO-ELECTRONICS CO., LTD., Shanghai, P.R., CN;

TIANMA MICRO-ELECTRONICS CO., LTD., Shenzhen, P.R., CN;

Attorney:

Alston & Bird LLP

Primary Examiner:

Kevin M Nguyen

Int. Cl.
CPC ...
G06F 3/00 (2006.01); G06F 3/041 (2006.01); G06F 3/044 (2006.01); H01L 27/32 (2006.01); H01L 25/18 (2006.01); H01L 27/12 (2006.01);
U.S. Cl.
CPC ...
G06F 3/0416 (2013.01); G06F 3/044 (2013.01); G06F 3/0412 (2013.01); H01L 25/18 (2013.01); H01L 27/323 (2013.01); G06F 2203/04112 (2013.01); H01L 27/1255 (2013.01); H01L 27/3244 (2013.01);
Abstract

An OLED touch display panel is provided, including: a display substrate; a touch electrode including multiple touch electrode units arranged on the display substrate; multiple touch switch elements having a one-to-one correspondence with and electrically connected to the touch electrode units respectively; multiple first signal lines each electrically connected to at least two touch switch elements located in different columns; multiple second signal lines each electrically connected to at least two touch switch elements located in different rows; a display pixel arranged on the touch electrode, where the display pixel includes multiple pixel unit groups each corresponding to one touch electrode unit; and a glass cover arranged on the display pixel, where each touch electrode unit has multiple meshes opposite to pixel units in one pixel unit group corresponding to the each touch electrode unit in a vertical direction, respectively.

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