CN102565694B - 一种非ad口按键检测电路 - Google Patents
一种非ad口按键检测电路 Download PDFInfo
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- CN102565694B CN102565694B CN201110458536.4A CN201110458536A CN102565694B CN 102565694 B CN102565694 B CN 102565694B CN 201110458536 A CN201110458536 A CN 201110458536A CN 102565694 B CN102565694 B CN 102565694B
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CN201110458536.4A CN102565694B (zh) | 2011-12-31 | 2011-12-31 | 一种非ad口按键检测电路 |
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CN201110458536.4A CN102565694B (zh) | 2011-12-31 | 2011-12-31 | 一种非ad口按键检测电路 |
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CN102565694A CN102565694A (zh) | 2012-07-11 |
CN102565694B true CN102565694B (zh) | 2014-06-18 |
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Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
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CN105978576B (zh) * | 2016-05-06 | 2019-04-12 | 京东方科技集团股份有限公司 | 按键电路及其使用方法、电视按键板、显示装置 |
CN106681519A (zh) * | 2017-02-15 | 2017-05-17 | 深圳市科美集成电路有限公司 | 键盘电路及键盘控制系统 |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1156587A2 (en) * | 2000-05-17 | 2001-11-21 | Hewlett-Packard Company | Method and apparatus for detecting switch closures |
JP3756709B2 (ja) * | 1999-10-05 | 2006-03-15 | アルプス電気株式会社 | スイッチ入力検出装置 |
CN101162905A (zh) * | 2006-10-13 | 2008-04-16 | 鸿富锦精密工业(深圳)有限公司 | 键盘扫描电路及方法 |
CN101394185A (zh) * | 2008-10-30 | 2009-03-25 | 四川长虹电器股份有限公司 | 一种按键检测电路及其方法 |
CN101795139A (zh) * | 2010-01-27 | 2010-08-04 | 中山市嘉科电子有限公司 | 一种按键检测方法及按键检测电路 |
CN101860369A (zh) * | 2010-06-24 | 2010-10-13 | 鸿富锦精密工业(深圳)有限公司 | 矩阵键盘及其扫描方法 |
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Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3756709B2 (ja) * | 1999-10-05 | 2006-03-15 | アルプス電気株式会社 | スイッチ入力検出装置 |
EP1156587A2 (en) * | 2000-05-17 | 2001-11-21 | Hewlett-Packard Company | Method and apparatus for detecting switch closures |
CN101162905A (zh) * | 2006-10-13 | 2008-04-16 | 鸿富锦精密工业(深圳)有限公司 | 键盘扫描电路及方法 |
CN101394185A (zh) * | 2008-10-30 | 2009-03-25 | 四川长虹电器股份有限公司 | 一种按键检测电路及其方法 |
CN101795139A (zh) * | 2010-01-27 | 2010-08-04 | 中山市嘉科电子有限公司 | 一种按键检测方法及按键检测电路 |
CN101860369A (zh) * | 2010-06-24 | 2010-10-13 | 鸿富锦精密工业(深圳)有限公司 | 矩阵键盘及其扫描方法 |
Non-Patent Citations (1)
Title |
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JP特许第3756709号B2 2006.03.15 |
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CN102565694A (zh) | 2012-07-11 |
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Application publication date: 20120711 Assignee: Zhongguancun Technology Leasing Co.,Ltd. Assignor: GUANGDONG YINGKE ELECTRONIC Co.,Ltd. Contract record no.: X2022980016554 Denomination of invention: A non AD port key detection circuit Granted publication date: 20140618 License type: Exclusive License Record date: 20220926 |
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Denomination of invention: A non AD port key detection circuit Effective date of registration: 20220927 Granted publication date: 20140618 Pledgee: Zhongguancun Technology Leasing Co.,Ltd. Pledgor: GUANGDONG YINGKE ELECTRONIC Co.,Ltd. Registration number: Y2022980016708 |
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