Invention Grant
- Patent Title: Touch device for passive resonant stylus with dummy electrodes, driving method for the same and touch system
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Application No.: US18208461Application Date: 2023-06-12
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Publication No.: US12164706B2Publication Date: 2024-12-10
- Inventor: Seyeob Kim , Bonkee Kim , Hyoungwook Woo , Hojun Moon , Hwanhee Lee , Jongsik Kim , Youngho Cho
- Applicant: HiDeep Inc.
- Applicant Address: KR Seongnam-si
- Assignee: HiDeep Inc.
- Current Assignee: HiDeep Inc.
- Current Assignee Address: KR Seongnam-si
- Agency: LEX IP MEISTER, PLLC
- Priority: KR10-2021-0013508 20210129,KR10-2021-0169036 20211130
- Main IPC: G06F3/0354
- IPC: G06F3/0354 ; G06F3/038 ; G06F3/041 ; G06F3/044 ; G06F3/046
Abstract:
An embodiment of the present invention provides a touch device for sensing a position of a stylus including a resonance circuit, including: a plurality of electrode; and a touch controller configured to receive a sensing signal from the electrodes to determine a position of the stylus, wherein the electrodes includes electrodes in which directions of currents induced in the electrodes by the resonance circuit are opposite to each other.
Public/Granted literature
- US20230400936A1 TOUCH DEVICE FOR PASSIVE RESONANT STYLUS, DRIVING METHOD FOR THE SAME AND TOUCH SYSTEM Public/Granted day:2023-12-14
Information query
IPC分类:
