JP2015530780A5 - - Google Patents
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- JP2015530780A5 JP2015530780A5 JP2015523147A JP2015523147A JP2015530780A5 JP 2015530780 A5 JP2015530780 A5 JP 2015530780A5 JP 2015523147 A JP2015523147 A JP 2015523147A JP 2015523147 A JP2015523147 A JP 2015523147A JP 2015530780 A5 JP2015530780 A5 JP 2015530780A5
- Authority
- JP
- Japan
- Prior art keywords
- sensor electrode
- input
- charge
- capacitance
- coupled
- 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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Applications Claiming Priority (7)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201261673241P | 2012-07-18 | 2012-07-18 | |
| US61/673,241 | 2012-07-18 | ||
| US201261693541P | 2012-08-27 | 2012-08-27 | |
| US61/693,541 | 2012-08-27 | ||
| US13/843,129 | 2013-03-15 | ||
| US13/843,129 US9182432B2 (en) | 2012-07-18 | 2013-03-15 | Capacitance measurement |
| PCT/US2013/050386 WO2014014785A1 (en) | 2012-07-18 | 2013-07-12 | Capacitance measurement |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2015530780A JP2015530780A (ja) | 2015-10-15 |
| JP2015530780A5 true JP2015530780A5 (enExample) | 2016-08-04 |
| JP6112494B2 JP6112494B2 (ja) | 2017-04-12 |
Family
ID=49946027
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2015523147A Active JP6112494B2 (ja) | 2012-07-18 | 2013-07-12 | キャパシタンス測定 |
Country Status (5)
| Country | Link |
|---|---|
| US (2) | US9182432B2 (enExample) |
| JP (1) | JP6112494B2 (enExample) |
| KR (1) | KR101944151B1 (enExample) |
| CN (1) | CN104603728B (enExample) |
| WO (1) | WO2014014785A1 (enExample) |
Families Citing this family (41)
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| US9182432B2 (en) | 2012-07-18 | 2015-11-10 | Synaptics Incorporated | Capacitance measurement |
| US9310924B2 (en) | 2012-09-26 | 2016-04-12 | Atmel Corporation | Increasing the dynamic range of an integrator based mutual-capacitance measurement circuit |
| JP2015122020A (ja) * | 2013-12-25 | 2015-07-02 | シナプティクス・ディスプレイ・デバイス合同会社 | タッチパネル制御回路及びそれを備える半導体集積回路 |
| US9823787B2 (en) | 2014-03-11 | 2017-11-21 | Synaptics Incorporated | Absolute capacitive sensing using sensor electrode pre-emphasis |
| TWI655442B (zh) * | 2014-05-02 | 2019-04-01 | 日商半導體能源研究所股份有限公司 | 輸入／輸出裝置 |
| US9939969B2 (en) * | 2014-05-09 | 2018-04-10 | Marvell World Trade Ltd. | Systems and methods for capacitive touch detection |
| US9417729B2 (en) * | 2014-06-09 | 2016-08-16 | Atmel Corporation | Charge compensation during touch sensing |
| US9891763B2 (en) | 2014-09-30 | 2018-02-13 | Synaptics Incorporated | Current feedback techniques for capacitive sensing |
| CN105447439B (zh) | 2015-02-13 | 2017-05-03 | 比亚迪股份有限公司 | 指纹检测电路及电子装置 |
| CN105447438B (zh) * | 2015-02-13 | 2017-05-31 | 比亚迪股份有限公司 | 指纹检测电路及电子装置 |
| US9740351B2 (en) * | 2015-05-15 | 2017-08-22 | Synaptics Incorporated | Multi-step incremental switching scheme |
| US9778804B2 (en) * | 2015-06-04 | 2017-10-03 | Synaptics Incorporated | Calibrating charge mismatch in a baseline correction circuit |
| WO2017003848A1 (en) * | 2015-06-30 | 2017-01-05 | Synaptics Incorporated | Active matrix capacitive fingerprint sensor with 1-tft pixel architecture for display integration |
| US10082916B2 (en) | 2015-07-08 | 2018-09-25 | Samsung Electronics Co., Ltd. | Circuit for cancelling offset capacitance of capacitive touch screen panel and device including the same |
| US9880688B2 (en) | 2015-08-05 | 2018-01-30 | Synaptics Incorporated | Active matrix capacitive sensor for common-mode cancellation |
| US9690437B2 (en) * | 2015-08-26 | 2017-06-27 | Lg Display Co., Ltd. | Display device having in-cell touch structure and method of driving the same |
| KR102411700B1 (ko) * | 2015-10-22 | 2022-06-23 | 삼성디스플레이 주식회사 | 터치 센서, 터치 센서를 포함하는 표시 장치 및 표시 장치의 구동 방법 |
| KR101679986B1 (ko) * | 2015-10-30 | 2016-12-07 | 엘지디스플레이 주식회사 | 터치 센서 구동 장치 및 방법과 이를 포함한 표시장치 |
| CN105277831B (zh) * | 2015-11-19 | 2018-10-23 | 北京天诚同创电气有限公司 | 超级电容故障检测装置 |
| US9933906B2 (en) * | 2016-03-28 | 2018-04-03 | Synaptics Incorporated | Capacitive sensing using discrete lighting elements |
| US10540035B2 (en) * | 2016-06-30 | 2020-01-21 | Synaptics Incorporated | Normalizing capacitive sensing measurements to reduce effects of low ground mass and noise |
| KR102020998B1 (ko) | 2016-10-31 | 2019-09-11 | 선전 구딕스 테크놀로지 컴퍼니, 리미티드 | 정전 용량 검출 장치, 방법 및 압력 검출 시스템 |
| US10216972B2 (en) | 2017-01-13 | 2019-02-26 | Synaptics Incorporated | Pixel architecture and driving scheme for biometric sensing |
| US10430633B2 (en) | 2017-01-13 | 2019-10-01 | Synaptics Incorporated | Pixel architecture and driving scheme for biometric sensing |
| WO2018132963A1 (zh) | 2017-01-18 | 2018-07-26 | 深圳市汇顶科技股份有限公司 | 检测电容的装置、电子设备和检测压力的装置 |
| KR102811755B1 (ko) * | 2017-02-03 | 2025-05-23 | 삼성디스플레이 주식회사 | 터치 센서 및 이를 구비한 디스플레이 장치 |
| US10089514B1 (en) * | 2017-03-31 | 2018-10-02 | Synaptics Incorporated | Adaptive reference for differential capacitive measurements |
| KR101932650B1 (ko) | 2017-05-15 | 2018-12-28 | 삼성디스플레이 주식회사 | 터치 센서 및 이를 구비한 디스플레이 장치 |
| CN109214252B (zh) * | 2017-07-06 | 2021-11-09 | 敦泰电子有限公司 | 一种指纹感测电路及指纹感测装置 |
| CN107942275A (zh) * | 2017-12-13 | 2018-04-20 | 中国航空工业集团公司成都飞机设计研究所 | 一种激励截调式数控电容负载模拟电路 |
| KR102533653B1 (ko) * | 2017-12-14 | 2023-05-16 | 엘지디스플레이 주식회사 | 적분기, 터치 표시 장치 및 이의 구동 방법 |
| CN110471578B (zh) * | 2018-05-09 | 2024-08-13 | 恩智浦美国有限公司 | 湿度补偿的电容性传感电路 |
| CN110727356B (zh) * | 2018-06-28 | 2021-08-20 | 京东方科技集团股份有限公司 | 主动笔、触控输入系统及驱动方法 |
| TW202009676A (zh) * | 2018-08-14 | 2020-03-01 | 瑞鼎科技股份有限公司 | 觸碰感測裝置及觸碰感測方法 |
| EP3734231B1 (en) * | 2019-04-30 | 2022-07-13 | Nokia Technologies Oy | Capacitance-to-digital converter and associated method having an extended measurement range |
| KR20210018723A (ko) * | 2019-08-09 | 2021-02-18 | 삼성디스플레이 주식회사 | 터치 구동 회로 및 이를 포함하는 표시 장치 |
| CN113970986B (zh) * | 2020-07-23 | 2024-04-12 | 乐金显示有限公司 | 触摸显示装置、触摸电路及其触摸驱动方法 |
| JP2022170689A (ja) * | 2021-04-28 | 2022-11-10 | 株式会社ジャパンディスプレイ | 検出装置及び検出システム |
| GB2614074B (en) * | 2021-12-21 | 2024-07-17 | Touchnetix As | Touch-sensitive apparatus with improved noise immunity and method |
| US12271562B2 (en) * | 2022-08-23 | 2025-04-08 | Cirque Corporation | Multi-axis measurement with a capacitance module |
| US12393304B1 (en) * | 2024-02-21 | 2025-08-19 | Novatek Microelectronics Corp. | Touch circuit |
Family Cites Families (36)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE69324067T2 (de) | 1992-06-08 | 1999-07-15 | Synaptics Inc | Objekt-Positionsdetektor |
| US7911456B2 (en) | 1992-06-08 | 2011-03-22 | Synaptics Incorporated | Object position detector with edge motion feature and gesture recognition |
| US5945980A (en) | 1997-11-14 | 1999-08-31 | Logitech, Inc. | Touchpad with active plane for pen detection |
| US7466307B2 (en) | 2002-04-11 | 2008-12-16 | Synaptics Incorporated | Closed-loop sensor on a solid-state object position detector |
| FR2856475B1 (fr) * | 2003-06-20 | 2005-10-14 | Commissariat Energie Atomique | Capteur capacitif de mesure et procede de mesure associe |
| US20060244733A1 (en) | 2005-04-28 | 2006-11-02 | Geaghan Bernard O | Touch sensitive device and method using pre-touch information |
| US7902842B2 (en) | 2005-06-03 | 2011-03-08 | Synaptics Incorporated | Methods and systems for switched charge transfer capacitance measuring using shared components |
| US7864160B2 (en) | 2005-10-05 | 2011-01-04 | 3M Innovative Properties Company | Interleaved electrodes for touch sensing |
| DE202007005237U1 (de) | 2006-04-25 | 2007-07-05 | Philipp, Harald, Southampton | Hybrides kapazitives Berührungsbildschirmelement |
| JP4813997B2 (ja) * | 2006-07-25 | 2011-11-09 | パナソニック株式会社 | 可変容量値検出回路およびその駆動方法 |
| US8094128B2 (en) | 2007-01-03 | 2012-01-10 | Apple Inc. | Channel scan logic |
| US8125456B2 (en) | 2007-01-03 | 2012-02-28 | Apple Inc. | Multi-touch auto scanning |
| US7986313B2 (en) | 2007-01-03 | 2011-07-26 | Apple Inc. | Analog boundary scanning based on stray capacitance |
| US8970501B2 (en) | 2007-01-03 | 2015-03-03 | Apple Inc. | Proximity and multi-touch sensor detection and demodulation |
| US7920129B2 (en) | 2007-01-03 | 2011-04-05 | Apple Inc. | Double-sided touch-sensitive panel with shield and drive combined layer |
| US9772667B2 (en) | 2007-06-13 | 2017-09-26 | Apple Inc. | Integrated multi-touch surface having varying sensor granularity |
| US8354847B2 (en) * | 2007-08-15 | 2013-01-15 | Electrostatic Answers Llc | Electrometer with in-measurement range adjustment and methods thereof for measuring electrostatic charge |
| US9075483B2 (en) | 2007-12-21 | 2015-07-07 | Apple Inc. | Negative pixel compensation |
| US7863909B2 (en) | 2008-03-04 | 2011-01-04 | Synaptics Incorporated | System and method for measuring a capacitance by transferring charge from a fixed source |
| CN102084326A (zh) | 2008-05-14 | 2011-06-01 | 3M创新有限公司 | 评估多个触摸输入的位置的系统和方法 |
| US8508495B2 (en) | 2008-07-03 | 2013-08-13 | Apple Inc. | Display with dual-function capacitive elements |
| US8810542B2 (en) | 2008-09-10 | 2014-08-19 | Apple Inc. | Correction of parasitic capacitance effect in touch sensor panels |
| US8692776B2 (en) | 2008-09-19 | 2014-04-08 | Apple Inc. | Correction of parasitic capacitance effect in touch sensor panels |
| EP2180599B1 (en) | 2008-10-24 | 2014-12-17 | Advanced Silicon SA | X-ray imaging readout and system |
| US20100110040A1 (en) * | 2008-10-30 | 2010-05-06 | Samsung Electronics Co., Ltd. | Touch controller having increased sensing sensitivity, and display driving circuit and display device and system having the touch controller |
| WO2010075308A2 (en) | 2008-12-26 | 2010-07-01 | Atmel Corporation | Multiple electrode touch sensitive device |
| US20100245286A1 (en) | 2009-03-25 | 2010-09-30 | Parker Tabitha | Touch screen finger tracking algorithm |
| US9804213B2 (en) * | 2009-05-13 | 2017-10-31 | Synaptics Incorporated | Capacitive sensor device |
| US8258797B2 (en) * | 2009-06-24 | 2012-09-04 | Synaptics Incorporated | Capacitive sensor interference determination |
| US8482544B2 (en) | 2009-07-10 | 2013-07-09 | Apple Inc. | Negative pixel compensation |
| US9323398B2 (en) | 2009-07-10 | 2016-04-26 | Apple Inc. | Touch and hover sensing |
| US9069405B2 (en) | 2009-07-28 | 2015-06-30 | Cypress Semiconductor Corporation | Dynamic mode switching for fast touch response |
| KR101169253B1 (ko) * | 2010-05-14 | 2012-08-02 | 주식회사 지니틱스 | 반전 적분회로 및 비반전 적분회로가 결합된 적분회로 |
| US9268431B2 (en) | 2010-08-27 | 2016-02-23 | Apple Inc. | Touch and hover switching |
| KR20130107275A (ko) | 2010-09-14 | 2013-10-01 | 어드밴스드 실리콘 에스아 | 정전용량 방식 터치 애플리케이션용 회로 |
| US9182432B2 (en) | 2012-07-18 | 2015-11-10 | Synaptics Incorporated | Capacitance measurement |
-
2013
- 2013-03-15 US US13/843,129 patent/US9182432B2/en active Active
- 2013-07-12 KR KR1020157001108A patent/KR101944151B1/ko active Active
- 2013-07-12 JP JP2015523147A patent/JP6112494B2/ja active Active
- 2013-07-12 CN CN201380047249.1A patent/CN104603728B/zh active Active
- 2013-07-12 WO PCT/US2013/050386 patent/WO2014014785A1/en not_active Ceased
-
2015
- 2015-07-17 US US14/802,720 patent/US9958488B2/en active Active
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