CN203554420U - 矩阵电路 - Google Patents
矩阵电路 Download PDFInfo
- Publication number
- CN203554420U CN203554420U CN201320708983.5U CN201320708983U CN203554420U CN 203554420 U CN203554420 U CN 203554420U CN 201320708983 U CN201320708983 U CN 201320708983U CN 203554420 U CN203554420 U CN 203554420U
- Authority
- CN
- China
- Prior art keywords
- pin
- button
- matrix circuit
- diode
- line
- 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.)
- Expired - Fee Related
Links
Images
Landscapes
- Input From Keyboards Or The Like (AREA)
Abstract
Description
Claims (8)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201320708983.5U CN203554420U (zh) | 2013-11-11 | 2013-11-11 | 矩阵电路 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201320708983.5U CN203554420U (zh) | 2013-11-11 | 2013-11-11 | 矩阵电路 |
Publications (1)
Publication Number | Publication Date |
---|---|
CN203554420U true CN203554420U (zh) | 2014-04-16 |
Family
ID=50472480
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201320708983.5U Expired - Fee Related CN203554420U (zh) | 2013-11-11 | 2013-11-11 | 矩阵电路 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN203554420U (zh) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103560796A (zh) * | 2013-11-11 | 2014-02-05 | 物联微电子(常熟)有限公司 | 矩阵电路及扫描方法 |
CN107241829A (zh) * | 2017-07-04 | 2017-10-10 | 厦门芯阳科技股份有限公司 | 一种led灯和按键复用电路的控制方法 |
CN114280981A (zh) * | 2021-11-30 | 2022-04-05 | 宁波普瑞均胜汽车电子有限公司 | 一种识别汽车香薰块气味种类的方法及装置 |
-
2013
- 2013-11-11 CN CN201320708983.5U patent/CN203554420U/zh not_active Expired - Fee Related
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103560796A (zh) * | 2013-11-11 | 2014-02-05 | 物联微电子(常熟)有限公司 | 矩阵电路及扫描方法 |
CN103560796B (zh) * | 2013-11-11 | 2016-01-27 | 物联微电子(常熟)有限公司 | 矩阵电路及扫描方法 |
CN107241829A (zh) * | 2017-07-04 | 2017-10-10 | 厦门芯阳科技股份有限公司 | 一种led灯和按键复用电路的控制方法 |
CN114280981A (zh) * | 2021-11-30 | 2022-04-05 | 宁波普瑞均胜汽车电子有限公司 | 一种识别汽车香薰块气味种类的方法及装置 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN201464618U (zh) | 一种开关量检测电路 | |
CN102609072B (zh) | 响应按键触发的方法及采用该方法的便携式设备 | |
CN203554420U (zh) | 矩阵电路 | |
CN202075334U (zh) | 峰值电压数显表 | |
CN102353830A (zh) | 峰值电压数显表 | |
CN103560796B (zh) | 矩阵电路及扫描方法 | |
CN202364197U (zh) | 一种按键检测和led控制电路 | |
CN107317572A (zh) | 显示装置及其保护电路 | |
CN201867460U (zh) | 一种带外部线路故障检测的开关量采集模块 | |
CN102624957A (zh) | 一种手机的耳机线控按键的检测系统 | |
CN202661818U (zh) | 一种新型按键检测电路 | |
CN109581227A (zh) | 一种智能门锁节能电压检测电路 | |
CN206619551U (zh) | 一种交流电网下延长继电器寿命的电路 | |
CN202472565U (zh) | 一种键盘电路、键盘及输入装置 | |
CN104202055B (zh) | 一种实时检测按键触发状态的按键电路、游戏手柄和方法 | |
CN205355954U (zh) | 低压台区漏电管理装置 | |
CN209674770U (zh) | 一种电气设备远程挂牌装置 | |
CN201926699U (zh) | 一种用于掉电检测的低压电路 | |
CN203645393U (zh) | 一种不用蓄电池的可持续供电电源 | |
CN217063373U (zh) | 一种led显示屏双电源供电系统 | |
CN206099829U (zh) | 一种低能耗的步进电机控制器 | |
CN2770185Y (zh) | 一种智能过流控制装置 | |
CN204068426U (zh) | 一种分界断路器的控制器 | |
CN204515064U (zh) | 一种网络测试仪 | |
CN203632650U (zh) | 一种矩阵按键扫描电路 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
TR01 | Transfer of patent right |
Effective date of registration: 20171020 Address after: 516000 Guangdong province Huizhou City Zhongkai high tech Development Zone, financial venture building 18 building 1801 room Patentee after: HUIZHOU INTERNET OF THINGS MICROELECTRONIC CO., LTD. Address before: 215500 Fuhua Road 15, Changshu economic and Technological Development Zone, Suzhou, Jiangsu Patentee before: M2Micro (Changshu) Co.,Ltd. |
|
TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20190910 Address after: 518000 South Block 509, 5th Floor, Yuanxing Science and Technology Building, No. 1 North Songpingshan Road, North Ring Road, Nanshan High-tech Park, Shenzhen City, Guangdong Province Patentee after: Shenzhen material union Microelectronics Co., Ltd. Address before: Room 1801, 18th floor, Kerong Pioneer Building, Zhongkai High-tech Development Zone, Huizhou City, Guangdong Province Patentee before: HUIZHOU INTERNET OF THINGS MICROELECTRONIC CO., LTD. |
|
TR01 | Transfer of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140416 Termination date: 20191111 |
|
CF01 | Termination of patent right due to non-payment of annual fee |