GB2459799B - System and method for calibration of a capacitive touch digitizer system - Google Patents

System and method for calibration of a capacitive touch digitizer system

Info

Publication number
GB2459799B
GB2459799B GB0914305A GB0914305A GB2459799B GB 2459799 B GB2459799 B GB 2459799B GB 0914305 A GB0914305 A GB 0914305A GB 0914305 A GB0914305 A GB 0914305A GB 2459799 B GB2459799 B GB 2459799B
Authority
GB
United Kingdom
Prior art keywords
calibration
capacitive touch
touch digitizer
digitizer system
digitizer
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.)
Active
Application number
GB0914305A
Other languages
English (en)
Other versions
GB2459799A (en
GB0914305D0 (en
Inventor
Ori Rimon
Michael Birnboim
Ariel Kerner
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
N Trig Ltd
Original Assignee
N Trig Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by N Trig Ltd filed Critical N Trig Ltd
Publication of GB0914305D0 publication Critical patent/GB0914305D0/en
Publication of GB2459799A publication Critical patent/GB2459799A/en
Application granted granted Critical
Publication of GB2459799B publication Critical patent/GB2459799B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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
    • 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
    • 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
    • G06F3/0445—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means using two or more layers of sensing electrodes, e.g. using two layers of electrodes separated by a dielectric layer
    • 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

Landscapes

  • 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)
GB0914305A 2007-01-16 2008-01-16 System and method for calibration of a capacitive touch digitizer system Active GB2459799B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US88036907P 2007-01-16 2007-01-16
PCT/IL2008/000068 WO2008087638A1 (en) 2007-01-16 2008-01-16 System and method for calibration of a capacitive touch digitizer system

Publications (3)

Publication Number Publication Date
GB0914305D0 GB0914305D0 (en) 2009-09-30
GB2459799A GB2459799A (en) 2009-11-11
GB2459799B true GB2459799B (en) 2010-03-17

Family

ID=39298219

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0914305A Active GB2459799B (en) 2007-01-16 2008-01-16 System and method for calibration of a capacitive touch digitizer system

Country Status (4)

Country Link
US (1) US8866789B2 (enExample)
JP (1) JP5280375B2 (enExample)
GB (1) GB2459799B (enExample)
WO (1) WO2008087638A1 (enExample)

Families Citing this family (52)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8866789B2 (en) 2007-01-16 2014-10-21 N-Trig Ltd. System and method for calibration of a capacitive touch digitizer system
US7936341B2 (en) 2007-05-30 2011-05-03 Microsoft Corporation Recognizing selection regions from multiple simultaneous inputs
US10126942B2 (en) 2007-09-19 2018-11-13 Apple Inc. Systems and methods for detecting a press on a touch-sensitive surface
US9110590B2 (en) 2007-09-19 2015-08-18 Typesoft Technologies, Inc. Dynamically located onscreen keyboard
US9454270B2 (en) 2008-09-19 2016-09-27 Apple Inc. Systems and methods for detecting a press on a touch-sensitive surface
US10203873B2 (en) 2007-09-19 2019-02-12 Apple Inc. Systems and methods for adaptively presenting a keyboard on a touch-sensitive display
US9489086B1 (en) 2013-04-29 2016-11-08 Apple Inc. Finger hover detection for improved typing
US20120075193A1 (en) * 2007-09-19 2012-03-29 Cleankeys Inc. Multiplexed numeric keypad and touchpad
US20100073318A1 (en) * 2008-09-24 2010-03-25 Matsushita Electric Industrial Co., Ltd. Multi-touch surface providing detection and tracking of multiple touch points
US8502800B1 (en) 2007-11-30 2013-08-06 Motion Computing, Inc. Method for improving sensitivity of capacitive touch sensors in an electronic device
US8300019B2 (en) * 2008-07-15 2012-10-30 Apple Inc. Capacitive sensor coupling correction
US8159455B2 (en) * 2008-07-18 2012-04-17 Apple Inc. Methods and apparatus for processing combinations of kinematical inputs
GB2466566B (en) * 2008-12-22 2010-12-22 N trig ltd Digitizer, stylus and method of synchronization therewith
JP2010282539A (ja) * 2009-06-08 2010-12-16 Sanyo Electric Co Ltd 静電容量型タッチセンサ用の信号処理回路
JP2010286981A (ja) * 2009-06-10 2010-12-24 Sanyo Electric Co Ltd 静電容量型タッチセンサ用の信号処理回路
JP5366681B2 (ja) * 2009-06-29 2013-12-11 株式会社ワコム 位置検出装置
TWI421755B (zh) * 2009-09-25 2014-01-01 Ite Tech Inc 觸控面板及觸碰點的偵測方法
JP5411670B2 (ja) * 2009-11-25 2014-02-12 セミコンダクター・コンポーネンツ・インダストリーズ・リミテッド・ライアビリティ・カンパニー 静電容量型タッチパネルの信号処理回路
US8698015B2 (en) * 2009-12-18 2014-04-15 Intel Corporation Compensating for multi-touch signal bias drift in touch panels
US9092931B2 (en) 2010-06-28 2015-07-28 Wms Gaming Inc. Wagering game input apparatus and method
JP5471903B2 (ja) * 2010-07-01 2014-04-16 富士通株式会社 情報処理装置、画像送信プログラム及び画像表示方法
WO2012027306A2 (en) * 2010-08-24 2012-03-01 Cypress Semiconductor Corporation Methods and apparatus to determine position error of a calculated position
US9310923B2 (en) 2010-12-03 2016-04-12 Apple Inc. Input device for touch sensitive devices
KR101768052B1 (ko) * 2010-12-29 2017-08-16 삼성디스플레이 주식회사 터치 스크린 패널 및 그의 구동방법
EP2665497A2 (en) 2011-01-20 2013-11-27 Cleankeys Inc. Systems and methods for monitoring surface sanitation
US8928635B2 (en) 2011-06-22 2015-01-06 Apple Inc. Active stylus
US9329703B2 (en) 2011-06-22 2016-05-03 Apple Inc. Intelligent stylus
US8773382B2 (en) 2011-10-28 2014-07-08 Nintendo Co., Ltd. Computer-readable storage medium, coordinate processing apparatus, coordinate processing system, and coordinate processing method
US8904057B2 (en) * 2011-10-28 2014-12-02 Nintendo Co., Ltd. System, method and storage medium for setting an interruption compensation period on the basis of a change amount of the input data
US8760423B2 (en) 2011-10-28 2014-06-24 Nintendo Co., Ltd. Computer-readable storage medium, information processing apparatus, information processing system, and information processing method
JP5827870B2 (ja) 2011-10-28 2015-12-02 任天堂株式会社 座標処理プログラム、座標処理装置、座標処理システムおよび座標処理方法
JP5912727B2 (ja) * 2012-03-23 2016-04-27 株式会社ワコム 位置検出装置
US9104260B2 (en) 2012-04-10 2015-08-11 Typesoft Technologies, Inc. Systems and methods for detecting a press on a touch-sensitive surface
DE102012208405A1 (de) * 2012-05-21 2013-11-21 Rohde & Schwarz Gmbh & Co. Kg Messgerät und Verfahren zur verbesserten Abbildung von Spektralverläufen
WO2013179422A1 (ja) * 2012-05-30 2013-12-05 シャープ株式会社 タッチパネルシステムおよび電子機器
US9557845B2 (en) 2012-07-27 2017-01-31 Apple Inc. Input device for and method of communication with capacitive devices through frequency variation
US9652090B2 (en) 2012-07-27 2017-05-16 Apple Inc. Device for digital communication through capacitive coupling
US10048775B2 (en) 2013-03-14 2018-08-14 Apple Inc. Stylus detection and demodulation
EP3000014A2 (en) 2013-05-20 2016-03-30 Microsoft Technology Licensing, LLC Piezoresistive sensor for a stylus
US10845901B2 (en) 2013-07-31 2020-11-24 Apple Inc. Touch controller architecture
KR102111032B1 (ko) 2013-08-14 2020-05-15 삼성디스플레이 주식회사 터치 감지 표시 장치
US10289302B1 (en) 2013-09-09 2019-05-14 Apple Inc. Virtual keyboard animation
US9164136B2 (en) * 2013-12-02 2015-10-20 Atmel Corporation Capacitive measurement circuit for a touch sensor device
WO2015135123A1 (en) * 2014-03-11 2015-09-17 Qualcomm Incorporated System and method for correcting the position of a touch input
TW201531913A (zh) * 2014-04-21 2015-08-16 Neolec Internat Inc 觸控面板中感測電容值的調整方法及調整裝置
US10379694B2 (en) 2014-08-27 2019-08-13 Samsung Electronics Co., Ltd. Touch panel and coordinate measuring system having the same
JP6406697B2 (ja) * 2014-09-17 2018-10-17 株式会社ワコム 位置検出装置及び位置検出方法
US10067618B2 (en) 2014-12-04 2018-09-04 Apple Inc. Coarse scan and targeted active mode scan for touch
US9727395B2 (en) * 2015-07-01 2017-08-08 International Business Machines Corporation Robust and adaptable management of event counters
US10474277B2 (en) 2016-05-31 2019-11-12 Apple Inc. Position-based stylus communication
US12153764B1 (en) 2020-09-25 2024-11-26 Apple Inc. Stylus with receive architecture for position determination
US11334192B1 (en) * 2021-05-17 2022-05-17 Microsoft Technology Licensing, Llc Dual touchscreen device calibration

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20030206162A1 (en) * 2002-05-06 2003-11-06 Roberts Jerry B. Method for improving positioned accuracy for a determined touch input
US20060227116A1 (en) * 2005-04-08 2006-10-12 Microsoft Corporation Processing for distinguishing pen gestures and dynamic self-calibration of pen-based computing systems
WO2006130584A2 (en) * 2005-05-31 2006-12-07 3M Innovative Properties Company Detection of and compensation for stray capacitance in capacitive touch sensors

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8409877D0 (en) * 1984-04-17 1984-05-31 Binstead Ronald Peter Capacitance effect keyboard
TW408277B (en) 1996-11-15 2000-10-11 Alps Electric Co Ltd Small current detector circuit and locator device using the same
JP3220405B2 (ja) * 1997-02-20 2001-10-22 アルプス電気株式会社 座標入力装置
FR2757659B1 (fr) * 1996-12-20 1999-03-26 Sextant Avionique Procede d'optimisation de la detection du point d'attouchement d'une surface tactile capacitive
FR2811107B1 (fr) * 2000-06-29 2002-10-18 Jean Pierre Nikolovski Plaque acoustique interactive de precision
US6897853B2 (en) * 2000-11-10 2005-05-24 Microsoft Corp. Highlevel active pen matrix
JP3800984B2 (ja) 2001-05-21 2006-07-26 ソニー株式会社 ユーザ入力装置
EP1481359B9 (en) * 2002-02-06 2009-08-12 Soundtouch Limited Touch pad
KR101060210B1 (ko) * 2003-02-10 2011-08-29 엔 트리그 리미티드. 디지타이저의 접촉 검출
US7924269B2 (en) * 2005-01-04 2011-04-12 Tpo Displays Corp. Display devices and methods forming the same
US7643011B2 (en) * 2007-01-03 2010-01-05 Apple Inc. Noise detection in multi-touch sensors
US8866789B2 (en) 2007-01-16 2014-10-21 N-Trig Ltd. System and method for calibration of a capacitive touch digitizer system

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20030206162A1 (en) * 2002-05-06 2003-11-06 Roberts Jerry B. Method for improving positioned accuracy for a determined touch input
US20060227116A1 (en) * 2005-04-08 2006-10-12 Microsoft Corporation Processing for distinguishing pen gestures and dynamic self-calibration of pen-based computing systems
WO2006130584A2 (en) * 2005-05-31 2006-12-07 3M Innovative Properties Company Detection of and compensation for stray capacitance in capacitive touch sensors

Also Published As

Publication number Publication date
US20080170046A1 (en) 2008-07-17
JP2010516008A (ja) 2010-05-13
JP5280375B2 (ja) 2013-09-04
US8866789B2 (en) 2014-10-21
GB2459799A (en) 2009-11-11
WO2008087638A1 (en) 2008-07-24
GB0914305D0 (en) 2009-09-30

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