Invention Grant
- Patent Title: Capacitive touchscreen system with drive-sense circuits
- Patent Title (中): 具有驱动电路的电容式触摸屏系统
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Application No.: US12792682Application Date: 2010-06-02
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Publication No.: US08766930B2Publication Date: 2014-07-01
- Inventor: Vitali Souchkov
- Applicant: Vitali Souchkov
- Applicant Address: TW Science-Based Industrial Park, Hsin-Chu
- Assignee: PixArt Imaging Inc.
- Current Assignee: PixArt Imaging Inc.
- Current Assignee Address: TW Science-Based Industrial Park, Hsin-Chu
- Agent Winston Hsu; Scott Margo
- Main IPC: G06F3/041
- IPC: G06F3/041

Abstract:
Disclosed herein are various embodiments of a capacitive touchscreen system that is capable of sensing simultaneous or near-simultaneous multiple finger touches made on a capacitive touchscreen. In one embodiment, drive-sense circuits operably connected to X and Y lines of the touchscreen may be interchangeably and selectably configured as either sense circuits or drive circuits by a drive/sense processor operably connected thereto.
Public/Granted literature
- US20110298745A1 Capacitive Touchscreen System with Drive-Sense Circuits Public/Granted day:2011-12-08
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