Invention Grant
US08766930B2 Capacitive touchscreen system with drive-sense circuits 有权
具有驱动电路的电容式触摸屏系统

  • 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
  • Application No.: US12792682
    Application Date: 2010-06-02
  • Publication No.: US08766930B2
    Publication 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
Capacitive touchscreen system with drive-sense circuits
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.
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