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.

Date of Patent:
Jun. 07, 2022

Filed:

Oct. 23, 2020
Applicant:

Tpk Universal Solutions Limited, Wanchai, HK;

Inventors:

Ming Chuan Lin, Taichung, TW;

Hsuan Kuang Chen, Taichung, TW;

Su Ming Lin, Taichung, TW;

Chun Hui Tseng, Changhua, TW;

Wen Hung Wang, Taichung, TW;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 3/041 (2006.01); G06F 3/044 (2006.01); G06F 3/046 (2006.01); G02F 1/1333 (2006.01); G02F 1/13357 (2006.01); G02F 1/1335 (2006.01);
U.S. Cl.
CPC ...
G06F 3/0412 (2013.01); G02F 1/13338 (2013.01); G02F 1/133603 (2013.01); G06F 3/046 (2013.01); G06F 3/0446 (2019.05); G06F 3/04166 (2019.05); G02F 1/133612 (2021.01); G06F 3/0418 (2013.01); G06F 2203/04103 (2013.01); G06F 2203/04106 (2013.01);
Abstract

The present disclosure is related to a touch technology field and provides a backlight module and a touch display device using the backlight module. The backlight module includes a substrate, plural driving electrode lines, plural receiving electrode lines, and plural light sources. The driving electrode lines are disposed on the substrate. The receiving electrode lines are disposed on the substrate, in which the receiving electrode lines and the driving electrode lines define plural light source regions on the substrate. The lights sources are disposed in the light source regions, in which each of the light source regions includes at least one of the light sources. The touch display device includes the backlight module and a display panel. The backlight module is configured to provide backlight light. The display panel is disposed on the backlight module to use the backlight light to display images.


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