Title:
WIRELESS COMMUNICATION METHOD, ACTIVE PEN, TOUCH SCREEN, ELECTRONIC DEVICE, AND COMMUNICATION SYSTEM
Document Type and Number:
WIPO Patent Application WO/2021/179167
Kind Code:
A1
Abstract:
The present application provides a wireless communication method, which can achieve accurate transmission of wireless messages between an active pen and multiple touch screens. The method is applied to wireless communication between an active pen and multiple touch screens. The multiple touch screens respectively correspond to multiple wireless channels, wherein each wireless channel is used for wireless communication between a corresponding touch screen and the active pen. The method comprises: the active pen detects an uplink signal, the uplink signal carrying identification information; if the active pen successfully detects the uplink signal, the active pen identifies, according to the identification information, from among the multiple touch screens, a first touch screen that the active pen is currently approaching or in contact with; the active pen sends a wireless message to the first touch screen by means of a wireless channel corresponding to the first touch screen.
Inventors:
LIANG QIQUAN (CN)
ZOU NAN (CN)
ZOU NAN (CN)
Application Number:
PCT/CN2020/078616
Publication Date:
September 16, 2021
Filing Date:
March 10, 2020
Export Citation:
Assignee:
SHENZHEN GOODIX TECH CO LTD (CN)
International Classes:
G06K7/10
Foreign References:
| CN110825259A | 2020-02-21 | |||
| CN107861651A | 2018-03-30 | |||
| CN104571732A | 2015-04-29 | |||
| KR20160042236A | 2016-04-19 |
Attorney, Agent or Firm:
LONGSUN LEAD IP LTD. (CN)
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