CN101937299B - 位置检测装置 - Google Patents

位置检测装置 Download PDF

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Publication number
CN101937299B
CN101937299B CN201010220592.XA CN201010220592A CN101937299B CN 101937299 B CN101937299 B CN 101937299B CN 201010220592 A CN201010220592 A CN 201010220592A CN 101937299 B CN101937299 B CN 101937299B
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CN
China
Prior art keywords
electrode
axis electrode
input terminal
signal
axis
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.)
Expired - Fee Related
Application number
CN201010220592.XA
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English (en)
Chinese (zh)
Other versions
CN101937299A (zh
Inventor
松原正树
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.)
Wacom Co Ltd
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Wacom Co Ltd
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Filing date
Publication date
Application filed by Wacom Co Ltd filed Critical Wacom Co Ltd
Publication of CN101937299A publication Critical patent/CN101937299A/zh
Application granted granted Critical
Publication of CN101937299B publication Critical patent/CN101937299B/zh
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • G06F3/044—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
    • 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
    • G06F3/0443—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means using a single layer of sensing 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)
  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
  • Position Input By Displaying (AREA)
CN201010220592.XA 2009-06-29 2010-06-29 位置检测装置 Expired - Fee Related CN101937299B (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2009154203A JP5366681B2 (ja) 2009-06-29 2009-06-29 位置検出装置
JP2009-154203 2009-06-29

Publications (2)

Publication Number Publication Date
CN101937299A CN101937299A (zh) 2011-01-05
CN101937299B true CN101937299B (zh) 2014-09-24

Family

ID=43379977

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201010220592.XA Expired - Fee Related CN101937299B (zh) 2009-06-29 2010-06-29 位置检测装置

Country Status (4)

Country Link
US (1) US8334852B2 (enExample)
JP (1) JP5366681B2 (enExample)
CN (1) CN101937299B (enExample)
TW (1) TWI479396B (enExample)

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KR101398238B1 (ko) * 2010-10-01 2014-05-22 엘지디스플레이 주식회사 터치 스크린 패널 일체형 표시장치
TWI439898B (zh) * 2011-02-10 2014-06-01 Raydium Semiconductor Corp 觸控感測裝置
TWI459268B (zh) * 2011-05-31 2014-11-01 Raydium Semiconductor Corp 觸控感測裝置
TW201303679A (zh) * 2011-07-07 2013-01-16 Raydium Semiconductor Corp 觸控感測裝置及其方法
US9088255B2 (en) * 2011-08-15 2015-07-21 Innolux Corporation Sensing devices and display devices using a plurality of differential amplifiers and sensing circuits to minimize the time to detect presence of an object
JP5222385B2 (ja) * 2011-09-14 2013-06-26 シャープ株式会社 タッチパネルコントローラ、タッチパネルシステム及びタッチパネルシステムの動作方法
KR101398322B1 (ko) * 2011-12-05 2014-05-23 엘지디스플레이 주식회사 터치 스크린의 센싱 장치 및 방법
GB2508516A (en) * 2012-02-10 2014-06-04 Alterix Ltd A method of operation excitation or measurement circuitry in a digitiser
GB2499242A (en) * 2012-02-10 2013-08-14 Alterix Ltd methods of operating excitation circuitry and/or measurement circuitry in a digitiser and a method of manufacturing a transducer for a digitiser
TW201337665A (zh) * 2012-03-06 2013-09-16 Nuvoton Technology Corp 觸控感應裝置及方法
JP5341224B2 (ja) * 2012-04-04 2013-11-13 シャープ株式会社 タッチパネルコントローラ、集積回路、タッチパネルシステム、及び電子機器
KR101335892B1 (ko) * 2012-04-23 2013-12-02 한국과학기술원 정전용량방식의 대형 멀티 터치스크린의 신호검출시스템
JP6055225B2 (ja) 2012-07-30 2016-12-27 株式会社ジャパンディスプレイ タッチパネル付表示装置
EP2891960A4 (en) * 2012-09-27 2015-09-02 Sharp Kk Touch Panel
US9665217B2 (en) * 2014-04-28 2017-05-30 Qualcomm Incorporated Touch panel scan control
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
CN108089575B (zh) * 2016-11-23 2021-08-10 苏州宝时得电动工具有限公司 自移动设备定位装置和方法
CN114137445A (zh) * 2021-11-16 2022-03-04 中信科移动通信技术股份有限公司 天线在位检测电路、方法、装置和系统

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1969254A (zh) * 2004-06-17 2007-05-23 皇家飞利浦电子股份有限公司 在触摸屏上使用两手指输入
US20080170046A1 (en) * 2007-01-16 2008-07-17 N-Trig Ltd. System and method for calibration of a capacitive touch digitizer system

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JPH0769766B2 (ja) * 1988-12-19 1995-07-31 シャープ株式会社 ディスプレイ一体型タブレット
EP0814423B1 (en) * 1989-08-16 2001-07-25 GERPHEIDE, George E. Methods and apparatus for data entry
US5565658A (en) * 1992-07-13 1996-10-15 Cirque Corporation Capacitance-based proximity with interference rejection apparatus and methods
US5861875A (en) * 1992-07-13 1999-01-19 Cirque Corporation Methods and apparatus for data input
JP3434415B2 (ja) * 1996-07-05 2003-08-11 アルプス電気株式会社 座標入力装置
JP2005025415A (ja) * 2003-06-30 2005-01-27 Sony Corp 位置検出装置
JP2005098789A (ja) * 2003-09-24 2005-04-14 Alps Electric Co Ltd 容量検出センサ、指紋センサ及び容量検出方法
JP4387773B2 (ja) * 2003-11-25 2009-12-24 アルプス電気株式会社 容量検出回路及び検出方法並びにそれを用いた指紋センサ
JP2006029987A (ja) * 2004-07-16 2006-02-02 Alps Electric Co Ltd 静電容量式の検出装置及び方法並びに座標検出用プログラム
TWI291642B (en) * 2004-07-15 2007-12-21 N trig ltd A tracking window for a digitizer system
JP2010108501A (ja) * 2008-10-30 2010-05-13 Samsung Electronics Co Ltd センシング感度を向上させたタッチスクリーンコントローラ、タッチスクリーンコントローラを備えるディスプレイ駆動回路、ディスプレイ装置及びシステム

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1969254A (zh) * 2004-06-17 2007-05-23 皇家飞利浦电子股份有限公司 在触摸屏上使用两手指输入
US20080170046A1 (en) * 2007-01-16 2008-07-17 N-Trig Ltd. System and method for calibration of a capacitive touch digitizer system

Also Published As

Publication number Publication date
TW201106243A (en) 2011-02-16
US8334852B2 (en) 2012-12-18
JP5366681B2 (ja) 2013-12-11
CN101937299A (zh) 2011-01-05
JP2011007753A (ja) 2011-01-13
TWI479396B (zh) 2015-04-01
US20100327889A1 (en) 2010-12-30

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Granted publication date: 20140924

Termination date: 20200629