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:
Apr. 09, 2019
Filed:
Oct. 09, 2016
Shenzhen Goodix Technology Co., Ltd., Shenzhen, CN;
Jun Fang, Shenzhen, CN;
Yuepeng Wan, Shenzhen, CN;
Shenzhen Goodix Technology Co., Ltd., Shenzhen, CN;
Abstract
A proximity detection method and apparatus, and a touch screen terminal are provided. The method includes: sending a proximity detection sequence to a touch screen terminal; after the touch screen terminal determines that the proximity detection sequence is valid, receiving a proximity response sequence fed back by the touch screen terminal; and determining whether the proximity response sequence is valid according to signal strength of frequencies in the proximity response sequence and at least two preset signal strength thresholds, to determine whether the touch screen terminal approaches.