JP2009277229A5 - - Google Patents

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Publication number
JP2009277229A5
JP2009277229A5 JP2009116638A JP2009116638A JP2009277229A5 JP 2009277229 A5 JP2009277229 A5 JP 2009277229A5 JP 2009116638 A JP2009116638 A JP 2009116638A JP 2009116638 A JP2009116638 A JP 2009116638A JP 2009277229 A5 JP2009277229 A5 JP 2009277229A5
Authority
JP
Japan
Prior art keywords
key
transistor
detection circuit
operation detection
circuit according
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
JP2009116638A
Other languages
English (en)
Japanese (ja)
Other versions
JP2009277229A (ja
JP5710107B2 (ja
Filing date
Publication date
Priority claimed from EP08305172A external-priority patent/EP2120338A1/en
Application filed filed Critical
Publication of JP2009277229A publication Critical patent/JP2009277229A/ja
Publication of JP2009277229A5 publication Critical patent/JP2009277229A5/ja
Application granted granted Critical
Publication of JP5710107B2 publication Critical patent/JP5710107B2/ja
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

JP2009116638A 2008-05-15 2009-05-13 キー操作検出回路 Expired - Fee Related JP5710107B2 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP08305172A EP2120338A1 (en) 2008-05-15 2008-05-15 Key press detecting circuit
EP08305172.2 2008-05-15

Publications (3)

Publication Number Publication Date
JP2009277229A JP2009277229A (ja) 2009-11-26
JP2009277229A5 true JP2009277229A5 (enExample) 2012-05-10
JP5710107B2 JP5710107B2 (ja) 2015-04-30

Family

ID=39759851

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2009116638A Expired - Fee Related JP5710107B2 (ja) 2008-05-15 2009-05-13 キー操作検出回路

Country Status (6)

Country Link
US (1) US8138811B2 (enExample)
EP (2) EP2120338A1 (enExample)
JP (1) JP5710107B2 (enExample)
KR (1) KR101598559B1 (enExample)
CN (1) CN101581764B (enExample)
TW (1) TWI454893B (enExample)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102457256A (zh) * 2010-10-20 2012-05-16 鸿富锦精密工业（深圳）有限公司 复位信号延迟电路
CN102004559A (zh) * 2010-11-30 2011-04-06 汉王科技股份有限公司 使用按键输入信息的方法以及设置有按键的电子设备
CN102111467B (zh) * 2011-03-04 2014-07-30 惠州Tcl移动通信有限公司 一种手机及其按键检测装置
CN102111507B (zh) * 2011-03-21 2013-08-14 惠州Tcl移动通信有限公司 一种手机
TWI476647B (zh) 2011-09-02 2015-03-11 Pixart Imaging Inc 滑鼠裝置
KR101160681B1 (ko) 2011-10-19 2012-06-28 배경덕 이동 통신 단말기의 활성화 시에 특정 동작이 수행되도록 하기 위한 방법, 이동 통신 단말기 및 컴퓨터 판독 가능 기록 매체
EP2790369B1 (en) * 2011-12-08 2020-03-04 FUJI Corporation Multiplexed communication system, transmitting device and receiving device
CN102624370B (zh) * 2012-03-29 2014-11-05 广州市广晟微电子有限公司 一种实现电压检测的装置和方法
CN102857231B (zh) * 2012-06-26 2016-06-22 惠州市德赛西威汽车电子股份有限公司 一种按键检测电路
CN102866358B (zh) * 2012-08-03 2015-07-15 惠州市蓝微电子有限公司 高串数锂电池包电压检测电路及应用其的电池包保护电路
CN104251971A (zh) * 2013-06-28 2014-12-31 深圳富泰宏精密工业有限公司 按键检测电路
CN104124952B (zh) * 2014-07-22 2018-03-27 上海强邦电子有限公司 一种可识别按键电路
TWI540837B (zh) 2014-09-03 2016-07-01 原相科技股份有限公司 按鍵偵測電路
CN104965579B (zh) * 2015-07-24 2018-01-16 康泰医学系统（秦皇岛）股份有限公司 一种设备微处理器的长按键复位电路及其复合功能方法
CN107786209A (zh) * 2016-08-31 2018-03-09 厦门雅迅网络股份有限公司 一种按键检测电路和方法
CN109302188A (zh) * 2017-07-25 2019-02-01 厦门雅迅网络股份有限公司 一种电阻分压式的线控按键的检测方法和电路
CN108322223B (zh) * 2018-04-02 2024-02-09 延锋伟世通电子科技（上海）有限公司 一种带释放功能的状态保持电路
CN109038709B (zh) * 2018-07-12 2021-08-24 深圳拓邦股份有限公司 一种按键的识别电路、方法及搅拌机

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US3576485A (en) * 1969-05-05 1971-04-27 Gen Electric Fault detection circuit for the feedback of a control system
FR2501938B1 (fr) * 1981-03-13 1985-06-21 Constr Telephoniques Circuit conformateur de signaux
JPS61234118A (ja) * 1985-04-09 1986-10-18 Mitsubishi Electric Corp 波形整形回路
JPH0433127A (ja) * 1990-05-30 1992-02-04 Nec Corp チェックポイント制御方式
JPH0433127U (enExample) 1990-07-13 1992-03-18
GB9106372D0 (en) * 1991-03-26 1991-05-15 Thomson Consumer Electronics Microcomputer reset circuit
JPH07182070A (ja) * 1993-12-22 1995-07-21 Omron Corp 制御機器
JPH08102628A (ja) * 1994-09-30 1996-04-16 Ando Electric Co Ltd 差動増幅回路
CN1109290C (zh) * 1999-12-14 2003-05-21 达方电子股份有限公司 一种按键扫描电路
JP2001211060A (ja) * 2000-01-26 2001-08-03 Alps Electric Co Ltd スイッチ回路
US6816353B2 (en) * 2000-11-20 2004-11-09 General Electric Company Electronic actuation for mechanically held contactors
US7292418B2 (en) * 2004-04-27 2007-11-06 Microsoft Corporation Leakage current interrupter with sustained overvoltage and/or overcurrent protection
US7230548B2 (en) * 2004-09-28 2007-06-12 Broadcom Corporation Method and apparatus for high performance key detection with key debounce
KR100714037B1 (ko) * 2005-09-09 2007-05-04 디지털시스 주식회사 키 입력 검출장치
TW200838131A (en) * 2007-03-12 2008-09-16 Coretronic Corp Keypad module having light-indicating functionality and method for controlling the same

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