发明授权
- 专利标题: Active stylus
- 专利标题(中): 活动手写笔
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申请号: US13166726申请日: 2011-06-22
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公开(公告)号: US08928635B2公开(公告)日: 2015-01-06
- 发明人: Jonah A. Harley , David I. Simon
- 申请人: Jonah A. Harley , David I. Simon
- 申请人地址: US CA Cupertino
- 专利权人: Apple Inc.
- 当前专利权人: Apple Inc.
- 当前专利权人地址: US CA Cupertino
- 代理机构: Morrison & Foerster LLP
- 主分类号: G06F3/033
- IPC分类号: G06F3/033 ; G06F3/0354 ; G06F3/044
摘要:
An active stylus is disclosed. The stylus includes an electrode at a tip of the stylus; and powered circuitry coupled to the electrode and configured for capacitively coupling the electrode with a capacitive touch sensor panel. The powered circuitry can further include drive circuitry configured to output a drive voltage at the electrode and/or sense circuitry configured to sense a voltage received at the electrode.
公开/授权文献
- US20120327041A1 ACTIVE STYLUS 公开/授权日:2012-12-27