CN102132232A - 一种触控屏 - Google Patents
一种触控屏 Download PDFInfo
- Publication number
- CN102132232A CN102132232A CN2009801013839A CN200980101383A CN102132232A CN 102132232 A CN102132232 A CN 102132232A CN 2009801013839 A CN2009801013839 A CN 2009801013839A CN 200980101383 A CN200980101383 A CN 200980101383A CN 102132232 A CN102132232 A CN 102132232A
- Authority
- CN
- China
- Prior art keywords
- touch
- control
- electrode
- circuit
- touching signals
- 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.)
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
- G06F3/0412—Digitisers structurally integrated in a display
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
- G06F3/0416—Control or interface arrangements specially adapted for digitisers
- G06F3/04166—Details of scanning methods, e.g. sampling time, grouping of sub areas or time sharing with display driving
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
- G06F3/0416—Control or interface arrangements specially adapted for digitisers
- G06F3/04166—Details of scanning methods, e.g. sampling time, grouping of sub areas or time sharing with display driving
- G06F3/041661—Details of scanning methods, e.g. sampling time, grouping of sub areas or time sharing with display driving using detection at multiple resolutions, e.g. coarse and fine scanning; using detection within a limited area, e.g. object tracking window
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
- G06F3/044—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Human Computer Interaction (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Position Input By Displaying (AREA)
- Liquid Crystal (AREA)
- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
Abstract
Description
Claims (9)
- 权 利 要 求 书1、 一种触控屏, 包括基板和触控电路, 在基板上设置有不少于两组相交的行电极组 和列电极组;所述触控电路具有触控激励源和触控信号检测电路;所述触控信号检测电路 具有信号检测通道、数据采样通道、数据处理和时序控制电路; 所述信号检测通道具有缓 冲器、放大电路等; 所述数据采样通道具有模数转换电路; 所述数据处理和时序控制电路 是具有数据运算能力、数据输出输入接口的中央处理器 (CPU、 MCU), 中央处理器具有控 制软件、数据处理软件;所述触控电路通过对行电极组或列电极组中的某条电极线施加触 控信号, 并检测该电极线上触控信号的变化, 来探测该电极是否被触碰; 其特征在于: 所述触控电路的每一个信号检测通道或数据采样通道,对所述触控屏行电极组和列电 极组中各条电极线上触控信号的信号检测顺序或数据采样顺序是以扫描的方式进行,不同 时段对不同电极线上的触控信号进行信号检测或数据采样。
- 2、 根据权利要求 1所述的触控屏, 其特征在于:所述触控屏是电容式触控屏或触控显示屏。
- 3、 根据权利要求 1所述的触控屏, 其特征在于:所述触控电路对电极线的扫描, 是以一条或多条电极线作为一次扫描对象。
- 4、 根据权利要求 1所述的触控屏, 其特征在于:所述触控电路对各条电极线的扫描顺序, 是按电极的空间排列依次顺序进行的。
- 5、 根据权利要求 1所述的触控屏, 其特征在于:所述触控电路对各条电极线的扫描顺序,是按电极的空间排列以间隔一条或若干条的 顺序进行的。
- 6、 根据权利要求 1所述的触控屏, 其特征在于:所述触控电路对各条电极线的扫描顺序,在整个屏幕上是按电极的空间排列以间隔一 条或若干条的顺序进行的, 在屏幕的某个区域内是按电极的空间排列依次顺序进行的。
- 7、 根据权利要求 1所述的触控屏, 其特征在于:所述触控电路对各条电极线的扫描顺序,在整个屏幕上是按电极的空间排列以间隔一 条或若干条的顺序进行的,在屏幕的某个区域内也是按电极的空间排列以间隔一条或若干 条的顺序进行的。
- 8、 根据权利要求 1所述的触控屏, 其特征在于:所述触控电路具有多个信号检测通道和、 或多个数据采样通道。
- 9、 根据权利要求 8所述的触控屏, 其特征在于: 所述触控电路的多个信号检测通道或多个数据采样通道,分别对触控屏屏幕上不同区 域电极线上的触控信号进行信号检测或数据采样。
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/CN2009/074268 WO2011035491A1 (zh) | 2009-09-27 | 2009-09-27 | 一种触控屏 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN102132232A true CN102132232A (zh) | 2011-07-20 |
CN102132232B CN102132232B (zh) | 2014-05-07 |
Family
ID=43795300
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN200980101383.9A Active CN102132232B (zh) | 2009-09-27 | 2009-09-27 | 一种触控屏 |
Country Status (4)
Country | Link |
---|---|
US (1) | US20110193820A1 (zh) |
EP (1) | EP2333642A1 (zh) |
CN (1) | CN102132232B (zh) |
WO (1) | WO2011035491A1 (zh) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
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TWI632501B (zh) * | 2016-06-30 | 2018-08-11 | 樂金顯示科技股份有限公司 | 驅動方法、觸控感測電路、顯示面板和觸控顯示裝置 |
WO2021197199A1 (zh) * | 2020-03-31 | 2021-10-07 | 比亚迪半导体股份有限公司 | 触摸按键扫描电路、低功耗模式退出方法及装置 |
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US8421890B2 (en) | 2010-01-15 | 2013-04-16 | Picofield Technologies, Inc. | Electronic imager using an impedance sensor grid array and method of making |
US8791792B2 (en) | 2010-01-15 | 2014-07-29 | Idex Asa | Electronic imager using an impedance sensor grid array mounted on or about a switch and method of making |
US8866347B2 (en) | 2010-01-15 | 2014-10-21 | Idex Asa | Biometric image sensing |
TWI420367B (zh) * | 2010-09-29 | 2013-12-21 | Raydium Semiconductor Corp | 在觸控面板上偵測出複數個觸碰點的偵測方法與偵測裝置 |
US9146635B2 (en) * | 2011-04-15 | 2015-09-29 | Sharp Kabushiki Kaisha | Touch panel equipped display device and control method for same |
US20130069894A1 (en) * | 2011-09-16 | 2013-03-21 | Htc Corporation | Electronic device and method for driving a touch sensor thereof |
EP2620804B1 (en) * | 2012-01-27 | 2017-09-20 | BlackBerry Limited | Electronic device with capacitive touch-sensitive display |
US8780028B2 (en) | 2012-01-27 | 2014-07-15 | Blackberry Limited | Electronic device with capacitive touch-sensitive display |
CN109407862B (zh) | 2012-04-10 | 2022-03-11 | 傲迪司威生物识别公司 | 生物计量感测 |
TWM453900U (zh) | 2012-12-05 | 2013-05-21 | Superc Touch Co Ltd | 液晶顯示面板觸控結構 |
JP6027903B2 (ja) * | 2013-01-30 | 2016-11-16 | シナプティクス・ジャパン合同会社 | 半導体装置 |
JP5512846B1 (ja) * | 2013-02-27 | 2014-06-04 | Necカシオモバイルコミュニケーションズ株式会社 | 入力装置、その駆動方法及び電子機器 |
US9652064B2 (en) * | 2014-03-20 | 2017-05-16 | Himax Technologies Limited | Touch display module and driving method thereof and source driver |
US20150378472A1 (en) * | 2014-06-25 | 2015-12-31 | Innolux Corporation | Touch sensing display and sensing method thereof |
KR101637174B1 (ko) * | 2014-06-30 | 2016-07-21 | 엘지디스플레이 주식회사 | 터치스크린 일체형 표시장치 |
KR101648571B1 (ko) * | 2014-07-16 | 2016-08-18 | 엘지디스플레이 주식회사 | 인 셀 터치 타입의 표시장치 |
KR101638336B1 (ko) * | 2014-07-24 | 2016-07-12 | 엘지디스플레이 주식회사 | 터치 패널을 포함한 표시 장치 |
CN104460407B (zh) * | 2014-10-15 | 2017-11-14 | 北京英博电气股份有限公司 | 一种通过短接端口来实现触摸屏一屏多机控制的控制系统 |
US9898150B2 (en) * | 2015-01-05 | 2018-02-20 | Synaptics Incorporated | Source driver uplink as indicator of downlink status |
KR102342357B1 (ko) * | 2015-09-30 | 2021-12-24 | 엘지디스플레이 주식회사 | 표시장치와 그 구동방법 |
KR102408163B1 (ko) | 2015-10-12 | 2022-06-14 | 엘지디스플레이 주식회사 | 터치 회로, 디스플레이 구동 회로, 터치 디스플레이 디바이스 및 그 구동 방법 |
CN105549802B (zh) * | 2016-02-02 | 2018-12-04 | 汕头超声显示器技术有限公司 | 一种高电极密度电容触摸屏 |
US10379668B2 (en) | 2016-06-30 | 2019-08-13 | Synaptics Incorporated | Calibrating a continuous-time receiver for capacitive sensing |
US10318050B2 (en) * | 2016-11-18 | 2019-06-11 | Atmel Corporation | Touch sensor signal integration |
US10809843B2 (en) * | 2016-11-18 | 2020-10-20 | Atmel Corporation | Touch sensor signal integration |
US10705647B2 (en) * | 2016-12-30 | 2020-07-07 | Lg Display Co., Ltd. | Touch display device capable of selectively changing characteristic of touch driving signal |
JP2019028095A (ja) * | 2017-07-25 | 2019-02-21 | 株式会社ジャパンディスプレイ | 表示装置 |
KR102553409B1 (ko) * | 2018-06-14 | 2023-07-10 | 엘지디스플레이 주식회사 | 터치표시장치, 터치센싱회로 및 구동방법 |
CN111919193A (zh) * | 2019-03-08 | 2020-11-10 | 深圳市汇顶科技股份有限公司 | 触控芯片、触控检测方法、触控检测系统及电子设备 |
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WO2022056915A1 (zh) * | 2020-09-21 | 2022-03-24 | 深圳大学 | 一种基于电容按键的人机交互方法和交互系统 |
WO2022061832A1 (zh) * | 2020-09-27 | 2022-03-31 | 深圳市汇顶科技股份有限公司 | 触控芯片、触控检测信号的处理方法和电子设备 |
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-
2009
- 2009-09-27 EP EP09844472A patent/EP2333642A1/en not_active Withdrawn
- 2009-09-27 CN CN200980101383.9A patent/CN102132232B/zh active Active
- 2009-09-27 WO PCT/CN2009/074268 patent/WO2011035491A1/zh active Application Filing
-
2011
- 2011-04-15 US US13/088,224 patent/US20110193820A1/en not_active Abandoned
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TWI632501B (zh) * | 2016-06-30 | 2018-08-11 | 樂金顯示科技股份有限公司 | 驅動方法、觸控感測電路、顯示面板和觸控顯示裝置 |
WO2021197199A1 (zh) * | 2020-03-31 | 2021-10-07 | 比亚迪半导体股份有限公司 | 触摸按键扫描电路、低功耗模式退出方法及装置 |
Also Published As
Publication number | Publication date |
---|---|
CN102132232B (zh) | 2014-05-07 |
WO2011035491A1 (zh) | 2011-03-31 |
EP2333642A1 (en) | 2011-06-15 |
US20110193820A1 (en) | 2011-08-11 |
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