JP5496735B2 - 指示体位置検出装置及び指示体位置検出方法 - Google Patents

指示体位置検出装置及び指示体位置検出方法 Download PDF

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Publication number
JP5496735B2
JP5496735B2 JP2010077141A JP2010077141A JP5496735B2 JP 5496735 B2 JP5496735 B2 JP 5496735B2 JP 2010077141 A JP2010077141 A JP 2010077141A JP 2010077141 A JP2010077141 A JP 2010077141A JP 5496735 B2 JP5496735 B2 JP 5496735B2
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Japan
Prior art keywords
frequency
circuit
signal
noise
conductors arranged
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Expired - Fee Related
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JP2010077141A
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English (en)
Japanese (ja)
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JP2011210016A5 (https=
JP2011210016A (ja
Inventor
康雄 小田
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Wacom Co Ltd
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Wacom Co Ltd
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Application filed by Wacom Co Ltd filed Critical Wacom Co Ltd
Priority to JP2010077141A priority Critical patent/JP5496735B2/ja
Priority to US13/025,044 priority patent/US8604808B2/en
Priority to IL211297A priority patent/IL211297A/en
Priority to TW100106909A priority patent/TWI497359B/zh
Priority to EP11158246.6A priority patent/EP2372504A3/en
Priority to CN201110072569.5A priority patent/CN102253745B/zh
Publication of JP2011210016A publication Critical patent/JP2011210016A/ja
Publication of JP2011210016A5 publication Critical patent/JP2011210016A5/ja
Application granted granted Critical
Publication of JP5496735B2 publication Critical patent/JP5496735B2/ja
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    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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
    • G06F3/0418—Control or interface arrangements specially adapted for digitisers for error correction or compensation, e.g. based on parallax, calibration or alignment
    • G06F3/04182—Filtering of noise external to the device and not generated by digitiser components
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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 OR CALCULATING; 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
    • G06F3/0446—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means using a grid-like structure of electrodes in at least two directions, e.g. using row and column electrodes

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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)
  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
JP2010077141A 2010-03-30 2010-03-30 指示体位置検出装置及び指示体位置検出方法 Expired - Fee Related JP5496735B2 (ja)

Priority Applications (6)

Application Number Priority Date Filing Date Title
JP2010077141A JP5496735B2 (ja) 2010-03-30 2010-03-30 指示体位置検出装置及び指示体位置検出方法
US13/025,044 US8604808B2 (en) 2010-03-30 2011-02-10 Indicator position detecting device and indicator position detecting method
IL211297A IL211297A (en) 2010-03-30 2011-02-17 Device and method for locating a position indicator
TW100106909A TWI497359B (zh) 2010-03-30 2011-03-02 指示體位置檢測裝置及指示體位置檢測方法
EP11158246.6A EP2372504A3 (en) 2010-03-30 2011-03-15 Indicator position detecting device and indicator position detecting method
CN201110072569.5A CN102253745B (zh) 2010-03-30 2011-03-22 指示体位置检测装置及指示体位置检测方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2010077141A JP5496735B2 (ja) 2010-03-30 2010-03-30 指示体位置検出装置及び指示体位置検出方法

Publications (3)

Publication Number Publication Date
JP2011210016A JP2011210016A (ja) 2011-10-20
JP2011210016A5 JP2011210016A5 (https=) 2013-03-28
JP5496735B2 true JP5496735B2 (ja) 2014-05-21

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JP2010077141A Expired - Fee Related JP5496735B2 (ja) 2010-03-30 2010-03-30 指示体位置検出装置及び指示体位置検出方法

Country Status (6)

Country Link
US (1) US8604808B2 (https=)
EP (1) EP2372504A3 (https=)
JP (1) JP5496735B2 (https=)
CN (1) CN102253745B (https=)
IL (1) IL211297A (https=)
TW (1) TWI497359B (https=)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US12449933B2 (en) 2023-10-16 2025-10-21 Wacom Co., Ltd. Sensor controller, electronic device, and control method of sensor controller

Families Citing this family (35)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9965104B2 (en) * 2011-01-19 2018-05-08 Synaptics Incorporated Device and method for interference avoidance in an input device
WO2012108911A1 (en) 2011-02-07 2012-08-16 Cypress Semiconductor Corporation Noise filtering devices, systems and methods for capacitance sensing devices
JP5890664B2 (ja) * 2011-11-25 2016-03-22 京セラディスプレイ株式会社 タッチパネル装置
JP5853681B2 (ja) * 2011-12-27 2016-02-09 ぺんてる株式会社 静電容量結合方式静電センサー
KR101338285B1 (ko) * 2012-01-12 2013-12-09 주식회사 하이딥 터치 패널에서 터치를 감지하기 위한 방법, 장치 및 컴퓨터 판독 가능 기록 매체
US9444452B2 (en) 2012-02-24 2016-09-13 Parade Technologies, Ltd. Frequency hopping algorithm for capacitance sensing devices
US9209802B1 (en) * 2012-02-24 2015-12-08 Parade Technologies, Ltd. Frequency selection with two frequency sets of multiple operating frequencies in a mutual capacitance sensing devices
KR20130098459A (ko) * 2012-02-28 2013-09-05 삼성전자주식회사 노이즈 스펙트럼 추정 장치 및 이를 포함하는 터치 스크린 장치
TWI463386B (zh) * 2012-04-03 2014-12-01 Elan Microelectronics Corp A method and an apparatus for improving noise interference of a capacitive touch device
CN102955614B (zh) * 2012-11-02 2016-06-08 深圳市汇顶科技股份有限公司 一种用于触摸检测的抗干扰方法、系统及触摸终端
KR101595626B1 (ko) * 2012-12-05 2016-02-18 가부시키가이샤 재팬 디스프레이 터치 검출 기능을 구비한 표시 장치, 그것의 구동 방법 및 전자 기기
FR2998989B1 (fr) * 2012-12-05 2015-01-02 Thales Sa Dispositif tactile multitouches a detection capacitive multifrequence et barycentrique
JP6025697B2 (ja) 2012-12-05 2016-11-16 株式会社ジャパンディスプレイ タッチ検出機能付き表示装置、その駆動方法及び電子機器
CN103902084B (zh) * 2012-12-27 2017-06-13 上海天马微电子有限公司 一种触摸屏
US9830015B2 (en) * 2013-03-15 2017-11-28 Tactual Labs Co. Orthogonal frequency scan scheme in touch system
JP2014230226A (ja) * 2013-05-27 2014-12-08 ぺんてる株式会社 静電容量結合方式静電センサー
KR20150017123A (ko) * 2013-08-06 2015-02-16 삼성디스플레이 주식회사 터치 센서 및 그의 구동방법
US10320290B2 (en) * 2013-08-09 2019-06-11 Microsemi Corporation Voltage regulator with switching and low dropout modes
KR102111032B1 (ko) 2013-08-14 2020-05-15 삼성디스플레이 주식회사 터치 감지 표시 장치
DE102013218619A1 (de) * 2013-09-17 2015-03-19 Continental Automotive Gmbh Kapazitive Eingabeschnittstelle und Verfahren zum Steuern einer kapazitiven Eingabeschnittstelle
WO2015112744A1 (en) * 2014-01-22 2015-07-30 Tactual Labs Co. Dynamic assignment of possible channels in a touch sensor
WO2016079776A1 (ja) * 2014-11-17 2016-05-26 株式会社ワコム 位置指示器
WO2018051388A1 (ja) * 2016-09-13 2018-03-22 株式会社ワコム アナログ回路、位置指示器、及びシステム
TWI620112B (zh) * 2017-08-31 2018-04-01 Chipone Technology Beijing Co Ltd Touch screen detection method and touch system
JP6748171B2 (ja) 2018-10-23 2020-08-26 ファナック株式会社 タッチパネル装置、タッチパネル装置の制御方法、プログラムおよびプログラムを記憶する記憶媒体
CN109901124A (zh) * 2019-01-17 2019-06-18 上海民航华东空管工程技术有限公司 一种空中无线电信号检测与分析系统
WO2020189175A1 (ja) * 2019-03-20 2020-09-24 パナソニックＩｐマネジメント株式会社 表示システム、制御装置および制御方法
US11550434B2 (en) * 2020-10-19 2023-01-10 Synaptics Incorporated Short-term noise suppression
US11960691B2 (en) 2020-12-17 2024-04-16 Telefonaktiebolaget Lm Ericsson (Publ) Method and apparatus for interfacing with a touch sensor
US12353660B2 (en) 2020-12-17 2025-07-08 Telefonaktiebolaget Lm Ericsson (Publ) Method and apparatus for interfacing with a touch sensor
EP4396660A1 (en) 2021-08-31 2024-07-10 Telefonaktiebolaget LM Ericsson (publ) Method and apparatus for interfacing with a touch sensor
WO2023030612A1 (en) 2021-08-31 2023-03-09 Telefonaktiebolaget Lm Ericsson (Publ) Method and apparatus for interfacing with a touch sensor
WO2023030614A1 (en) 2021-08-31 2023-03-09 Telefonaktiebolaget Lm Ericsson (Publ) Method and apparatus for interfacing with a touch sensor
US12287940B2 (en) * 2023-03-20 2025-04-29 Cirque Corporation Noise measurements with a capacitance sensor
GB2630380B (en) * 2023-05-26 2025-08-06 Touchnetix Ltd Circuitry for touch-sensitive apparatus and method

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH05224818A (ja) 1992-02-10 1993-09-03 Matsushita Electric Ind Co Ltd タッチパネル装置
JPH06168067A (ja) * 1992-11-30 1994-06-14 Pentel Kk 情報入力装置
JPH07311647A (ja) * 1994-05-16 1995-11-28 Wacom Co Ltd 位置検出装置及びそのノイズ除去方法
JPH0877894A (ja) * 1994-09-02 1996-03-22 Toupure Kk タッチ位置検出装置
JPH0887369A (ja) 1994-09-19 1996-04-02 Ricoh Co Ltd タッチパネル入力装置
JPH08179871A (ja) 1994-12-20 1996-07-12 Pentel Kk タッチパネル兼用透明デジタイザ
JPH0945184A (ja) 1995-08-01 1997-02-14 Gunze Ltd マトリックス型タッチパネルの検出装置
JP2000112642A (ja) 1998-09-30 2000-04-21 Digital Electronics Corp タッチパネル
US8144125B2 (en) * 2006-03-30 2012-03-27 Cypress Semiconductor Corporation Apparatus and method for reducing average scan rate to detect a conductive object on a sensing device
US8279180B2 (en) * 2006-05-02 2012-10-02 Apple Inc. Multipoint touch surface controller
US7812827B2 (en) * 2007-01-03 2010-10-12 Apple Inc. Simultaneous sensing arrangement
US8493331B2 (en) 2007-06-13 2013-07-23 Apple Inc. Touch detection using multiple simultaneous frequencies
US20090009483A1 (en) * 2007-06-13 2009-01-08 Apple Inc. Single-chip touch controller with integrated drive system
US8711105B2 (en) * 2008-08-21 2014-04-29 Wacom Co., Ltd. Touchscreen with extended conductive pattern
US8659556B2 (en) * 2008-09-10 2014-02-25 Apple Inc. Advanced receive channel architecture

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US12449933B2 (en) 2023-10-16 2025-10-21 Wacom Co., Ltd. Sensor controller, electronic device, and control method of sensor controller

Also Published As

Publication number Publication date
IL211297A0 (en) 2011-04-28
TWI497359B (zh) 2015-08-21
IL211297A (en) 2015-10-29
US8604808B2 (en) 2013-12-10
JP2011210016A (ja) 2011-10-20
TW201203042A (en) 2012-01-16
EP2372504A3 (en) 2014-02-26
CN102253745B (zh) 2016-01-20
EP2372504A2 (en) 2011-10-05
CN102253745A (zh) 2011-11-23
US20110241651A1 (en) 2011-10-06

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