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:
May. 03, 2022
Filed:
Sep. 18, 2019
Hefei Boe Optoelectronics Technology Co., Ltd., Anhui, CN;
Boe Technology Group Co., Ltd., Beijing, CN;
HEFEI BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., Anhui, CN;
BOE TECHNOLOGY GROUP CO., LTD., Beijing, CN;
Abstract
An active touch pen, a touch input system and a method of driving the same are provided. The active touch pen includes a pen tip and a pen body, where a control circuit and a signal supply circuit are in the pen body. The control circuit is configured to detect a detection parameter value corresponding to an inclination angle of the pen body, and adjust, according to the detection parameter value, a signal amplitude of an output signal supplied by the signal supply circuit; an input end of the signal supply circuit is connected to an output end of the control circuit, to supply the output signal through the pen tip.