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Active stylus and capacitive position detection system

机译:主动式触控笔和电容式位置检测系统

摘要

An elongated stylus is configured to be capacitively coupled with a sensor array providing a plurality of electrodes to indicate a position on the sensor array. The stylus includes a housing having an end in an elongated direction of the housing, a conductive tip disposed at least partially extended from the end of the housing, an electrode disposed around the conductive tip and configured to at least partially expose the conductive tip, and a signal transmit drive circuit configured to provide a signal. Control is performed to form an electrical connection between the electrode and a ground and an electrical connection between the electrode and the signal transmit drive circuit when the elongated stylus is activated for capacitive coupling with the sensor array.
机译:细长的触控笔被配置为与传感器阵列电容耦合,该传感器阵列提供多个电极以指示传感器阵列上的位置。触控笔包括:壳体,其具有在壳体的细长方向上的端部;导电尖端,该导电尖端至少部分地从壳体的端部延伸;电极,其布置在导电尖端周围并且构造成至少部分地暴露导电尖端;以及信号发送驱动电路,被配置为提供信号。当细长触针被激活以与传感器阵列电容耦合时,执行控制以形成电极与接地之间的电连接以及电极与信号传输驱动电路之间的电连接。

著录项

  • 公开/公告号US10521027B2

    专利类型

  • 公开/公告日2019-12-31

    原文格式PDF

  • 申请/专利权人 WACOM CO. LTD.;

    申请/专利号US201815896950

  • 申请日2018-02-14

  • 分类号G06F3/0354;G06F3/044;G06F3/041;G06F3/038;G06F3/033;

  • 国家 US

  • 入库时间 2022-08-21 11:26:57

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