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:
Jun. 01, 2021
Filed:
Jun. 07, 2018
Applicants:
Boe Technology Group Co., Ltd., Beijing, CN;
Hefei Xinsheng Optoelectronics Technology Co., Ltd., Hefei, CN;
Assignees:
BOE TECHNOLOGY GROUP CO., LTD., Beijing, CN;
HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO., LTD., Anhui, CN;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 3/042 (2006.01); G02B 5/28 (2006.01); G02F 1/1333 (2006.01); G02F 1/1335 (2006.01); H01L 27/32 (2006.01); G02F 1/13357 (2006.01); G02B 26/00 (2006.01); G06F 3/041 (2006.01);
U.S. Cl.
CPC ...
G06F 3/0421 (2013.01); G02B 5/281 (2013.01); G02B 26/007 (2013.01); G02F 1/13338 (2013.01); G02F 1/133617 (2013.01); G06F 3/042 (2013.01); H01L 27/323 (2013.01); G06F 3/0412 (2013.01); G06F 2203/04103 (2013.01);
Abstract
The embodiments of the present disclosure provide an infrared touch device, a touch detection method and a touch display device. An infrared touch device, comprising: an infrared emitter configured to emit infrared light; and a touch sensor configured to receive the infrared light, wherein the touch sensor changes an infrared light transmittance at a touch position when touched, and determines the touch position according to transmitted infrared light.