CN102955627A - 一种电容式触摸屏检测电路及检测方法 - Google Patents
一种电容式触摸屏检测电路及检测方法 Download PDFInfo
- Publication number
- CN102955627A CN102955627A CN2011102457145A CN201110245714A CN102955627A CN 102955627 A CN102955627 A CN 102955627A CN 2011102457145 A CN2011102457145 A CN 2011102457145A CN 201110245714 A CN201110245714 A CN 201110245714A CN 102955627 A CN102955627 A CN 102955627A
- Authority
- CN
- China
- Prior art keywords
- touch screen
- capacitive touch
- signal
- drive electrode
- electrode
- 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
Links
Images
Abstract
Description
Claims (14)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201110245714.5A CN102955627B (zh) | 2011-08-25 | 2011-08-25 | 一种电容式触摸屏检测电路及检测方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201110245714.5A CN102955627B (zh) | 2011-08-25 | 2011-08-25 | 一种电容式触摸屏检测电路及检测方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN102955627A true CN102955627A (zh) | 2013-03-06 |
CN102955627B CN102955627B (zh) | 2015-09-30 |
Family
ID=47764484
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201110245714.5A Active CN102955627B (zh) | 2011-08-25 | 2011-08-25 | 一种电容式触摸屏检测电路及检测方法 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN102955627B (zh) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104459400A (zh) * | 2014-12-08 | 2015-03-25 | 深圳市华星光电技术有限公司 | 用于自容式触摸屏的检测电路和检测方法 |
CN106959786A (zh) * | 2017-04-18 | 2017-07-18 | 上海思立微电子科技有限公司 | 电容检测电路、补偿方法及电子设备 |
WO2018086054A1 (zh) * | 2016-11-11 | 2018-05-17 | 深圳信炜科技有限公司 | 电容式传感器、电容式传感装置、以及电子设备 |
CN110362239A (zh) * | 2019-05-22 | 2019-10-22 | 江苏触宇科技有限公司 | 一种电容触控膜的驱动装置 |
CN112114700A (zh) * | 2020-09-03 | 2020-12-22 | 深圳市华星光电半导体显示技术有限公司 | 传感器组件及显示装置 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20090194344A1 (en) * | 2008-01-31 | 2009-08-06 | Avago Technologies Ecbu Ip (Singapore) Pte. Ltd. | Single Layer Mutual Capacitance Sensing Systems, Device, Components and Methods |
CN201707661U (zh) * | 2010-05-31 | 2011-01-12 | 比亚迪股份有限公司 | 一种互电容检测电路 |
-
2011
- 2011-08-25 CN CN201110245714.5A patent/CN102955627B/zh active Active
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20090194344A1 (en) * | 2008-01-31 | 2009-08-06 | Avago Technologies Ecbu Ip (Singapore) Pte. Ltd. | Single Layer Mutual Capacitance Sensing Systems, Device, Components and Methods |
CN201707661U (zh) * | 2010-05-31 | 2011-01-12 | 比亚迪股份有限公司 | 一种互电容检测电路 |
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104459400A (zh) * | 2014-12-08 | 2015-03-25 | 深圳市华星光电技术有限公司 | 用于自容式触摸屏的检测电路和检测方法 |
US9857407B2 (en) | 2014-12-08 | 2018-01-02 | Shenzhen China Star Optoelectronics Technology Co., Ltd | Detection circuit and detection method for self-capacitance touch screen |
CN104459400B (zh) * | 2014-12-08 | 2018-07-17 | 深圳市华星光电技术有限公司 | 用于自容式触摸屏的检测电路和检测方法 |
WO2018086054A1 (zh) * | 2016-11-11 | 2018-05-17 | 深圳信炜科技有限公司 | 电容式传感器、电容式传感装置、以及电子设备 |
CN106959786A (zh) * | 2017-04-18 | 2017-07-18 | 上海思立微电子科技有限公司 | 电容检测电路、补偿方法及电子设备 |
CN110362239A (zh) * | 2019-05-22 | 2019-10-22 | 江苏触宇科技有限公司 | 一种电容触控膜的驱动装置 |
CN112114700A (zh) * | 2020-09-03 | 2020-12-22 | 深圳市华星光电半导体显示技术有限公司 | 传感器组件及显示装置 |
US11775122B2 (en) | 2020-09-03 | 2023-10-03 | Shenzhen China Star Optoelectronics Semiconductor Display Technology Co., Ltd. | Sensor module and display device |
Also Published As
Publication number | Publication date |
---|---|
CN102955627B (zh) | 2015-09-30 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US11029795B2 (en) | System and method to measure capacitance of capacitive sensor array | |
EP2184666B1 (en) | Multipoint sensing method applicable to capacitive touch panel | |
US20210405848A1 (en) | Providing a baseline capacitance for a capacitance sensing channel | |
US9547399B2 (en) | Injected touch noise analysis | |
CN201218943Y (zh) | 一种电容式触摸屏 | |
CN101840297B (zh) | 一种电容式触摸屏的触摸检测方法和检测电路 | |
CN102955627A (zh) | 一种电容式触摸屏检测电路及检测方法 | |
CN204613137U (zh) | 空气负离子浓度检测仪 | |
JP5160502B2 (ja) | 静電容量方式タッチパネル | |
CN101739186B (zh) | 影像显示系统、电容式触控面板及其电容测量装置与方法 | |
US9218096B2 (en) | Sensing methods for touch sensing devices | |
CN102681743B (zh) | 微量阻抗变化检测装置 | |
CN102576275A (zh) | 互电容感测电路、方法和系统 | |
CN102866322A (zh) | 一种触摸装置检测方法 | |
CN102043084B (zh) | 一种检测避雷器阻性电流的检测方法 | |
US20160291732A1 (en) | Array substrate and method for forming the same, method for detecting touch-control operation of touch-control display apparatus | |
CN102156562A (zh) | 对象感测装置、触控感测系统及触控感测方法 | |
CN110095664B (zh) | 高精度触摸检测电路及高精度触摸检测系统 | |
CN101847070B (zh) | 以电信号变化时间为检测对象的电容变化检测模块 | |
CN201765576U (zh) | 一种压电式触摸检测系统 | |
CN104811145B (zh) | 放大电路以及触控侦测系统 | |
CN103105984B (zh) | 触摸屏的扫描方法 | |
CN205209427U (zh) | 一种无线精密应变测量装置 | |
CN101943976B (zh) | 电容式触控面板的多点感测法 | |
CN203554405U (zh) | 电容触摸按键的检测电路 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20200106 Address after: 518119 1 Yanan Road, Kwai Chung street, Dapeng New District, Shenzhen, Guangdong Patentee after: SHENZHEN BYD MICROELECTRONICS Co.,Ltd. Address before: BYD 518118 Shenzhen Road, Guangdong province Pingshan New District No. 3009 Patentee before: BYD Co.,Ltd. |
|
CP01 | Change in the name or title of a patent holder | ||
CP01 | Change in the name or title of a patent holder |
Address after: 518119 No.1 Yan'an Road, Kuiyong street, Dapeng New District, Shenzhen City, Guangdong Province Patentee after: BYD Semiconductor Co.,Ltd. Address before: 518119 No.1 Yan'an Road, Kuiyong street, Dapeng New District, Shenzhen City, Guangdong Province Patentee before: BYD Semiconductor Co.,Ltd. Address after: 518119 No.1 Yan'an Road, Kuiyong street, Dapeng New District, Shenzhen City, Guangdong Province Patentee after: BYD Semiconductor Co.,Ltd. Address before: 518119 No.1 Yan'an Road, Kuiyong street, Dapeng New District, Shenzhen City, Guangdong Province Patentee before: SHENZHEN BYD MICROELECTRONICS Co.,Ltd. |