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:
Dec. 02, 2025
Filed:
Nov. 20, 2023
Koga Touch Co., Ltd, Beijing, CN;
Zhenyu Wu, Beijing, CN;
Yuhui Wang, Beijing, CN;
KOGA TOUCH CO., LTD, Beijing, CN;
Abstract
The present disclosure provides a method, apparatus, optical touch device, and storage medium for optical touch image optimization, including turning on an infrared light source based on a preset second interval, wherein the infrared light source is configured to illuminate a touch object of the optical touch device; capturing, at each time the infrared light source is turned on, a first optical touch image and a second optical touch image based on a preset first interval, wherein the first optical touch image is the image captured when the infrared light source is turned on, and the second optical touch image is the image captured when the infrared light source is turned off; and performing subtraction between the first optical touch image and the second optical touch image to obtain an optimized optical touch image, wherein the optimized optical touch image includes the touch object.