基本信息:
- 专利标题: 변조된 바이어스 전압을 갖는 버튼
- 专利标题(英):Buttons with modulated bias voltages
- 专利标题(中):带调整偏置电压的按钮
- 申请号:KR1020137008219 申请日:2011-08-24
- 公开(公告)号:KR1020130054400A 公开(公告)日:2013-05-24
- 发明人: 피셔,조세프 , 린치,스티븐,브라이언 , 커티스,로버트,카스턴
- 申请人: 애플 인크.
- 申请人地址: * Infinite Loop, Cupertino, California *****, U.S.A.
- 专利权人: 애플 인크.
- 当前专利权人: 애플 인크.
- 当前专利权人地址: * Infinite Loop, Cupertino, California *****, U.S.A.
- 代理人: 양영준; 백만기
- 优先权: US13/094,098 2011-04-26; US61/378,899 2010-08-31
- 国际申请: PCT/US2011/049015 2011-08-24
- 国际公布: WO2012030599 2012-03-08
- 主分类号: G06F3/00
- IPC分类号: G06F3/00 ; G06F3/02
The electronic device using the button to gather user input. Time-varying the bias voltage may be provided with button status monitoring circuit for applying to each of the buttons. Optically variable bias voltage is being monitored when the state of the button can be kept at a fixed level is not zero, when the state of the button is not critical because the monitoring can be maintained at a level of 0 volts. Button, the reduction of the bias voltage between the buttons on the case that is not monitored to prevent unwanted acceleration of the dendrite growth that when the electronic device is exposed to moisture. The bias voltage can be pulsed by using a control circuit. The control circuit may generate a sequence of square-wave pulse is applied between the terminals.
公开/授权文献:
- KR101533896B1 변조된 바이어스 전압을 갖는 버튼 公开/授权日:2015-07-03