US 2024/0176443 A1 · WIRELESS COMMUNICATION METHOD AND ACTIVE PEN

Abstract

The present disclosure provides a method for wireless communication, which is applicable to wireless communication between the active pen and the plurality of touch screens, the plurality of touch screens respectively correspond to a plurality of wireless channels, a respective wireless channel is used for wireless communication between a touch screen and the active pen, and the method includes: the active pen sends a coding signal to the first touch screen; the active pen receives a wireless signal sent by the first touch screen, the wireless signal carries identification information of the first touch screen; the active pen identifies the first touch screen that is currently close to or in contact with the active pen according to the identification information of the first touch screen; and the active pen sends a wireless message to the first touch screen through the wireless channel corresponding to the first touch screen.

Claims20

Dependent claims

A method for wireless communication, comprising:

at an active pen that communicates with a plurality of touch screens:
receiving, by the active pen, a first wireless signal sent by a first touch screen of the plurality of touchscreens, wherein the first wireless signal carries identification information of the first touch screen;
detecting, by the active pen, among the plurality of touch screens, the first touch screen as a touch screen that is currently close to or in contact with the active pen according to the identification information of the first touch screen;
receiving, by the active pen, a second wireless signal sent by a second touch screen after the active pen is switched from the first touch screen to the second touch screen of the plurality of touch screens, wherein the second wireless signal carries identification information of the second touch screen;
and
detecting, by the active pen, that the active pen has switched from the first touch screen to the second touch screen according to the identification information of the second touch screen different from the identification information of the first touch screen.

3 more elements

A method for wireless communication, comprising:

at a first touch screen and a second touch screen of a plurality of touch screens that communicate with an active pen:
sending, by the first touch screen, a first wireless signal to the active pen, wherein the first wireless signal carries identification information of the first touch screen, the identification information of the first touch screen is configured for the active pen to detect, among the plurality of touch screens, the first touch screen that is currently close to or in contact with the active pen;
sending, by the second touch screen, a second wireless signal to the active pen after the active pen is switched from the first touch screen to the second touch screen of the plurality of touch screens, wherein the second wireless signal carries identification information of the second touch screen, the identification information of the second touch screen is different from the identification information of the first touch screen, to enable the active pen to detect a switching from the first touch screen to the second touch screen.

Dependencies are inferred from the claim text.

Wireless communication method and active pen

Life of this patent

Wireless communication method and active pen

Life of this patent

Abstract

Claims20