KR100214187B1 - 전극간에 폐쇄 루프를 형성할 필요가 없는 좌표 검출 장치 - Google Patents

전극간에 폐쇄 루프를 형성할 필요가 없는 좌표 검출 장치 Download PDF

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Publication number
KR100214187B1
KR100214187B1 KR1019950020125A KR19950020125A KR100214187B1 KR 100214187 B1 KR100214187 B1 KR 100214187B1 KR 1019950020125 A KR1019950020125 A KR 1019950020125A KR 19950020125 A KR19950020125 A KR 19950020125A KR 100214187 B1 KR100214187 B1 KR 100214187B1
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KR
South Korea
Prior art keywords
electrodes
coordinate
electrode
differential amplifier
circuit
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 - Lifetime
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KR1019950020125A
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English (en)
Korean (ko)
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KR960024851A (ko
Inventor
야스히로 요시다
겐고 다까하마
다까오 다가와
Original Assignee
쯔지 하루오
샤프 가부시키가이샤
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Publication of KR960024851A publication Critical patent/KR960024851A/ko
Application granted granted Critical
Publication of KR100214187B1 publication Critical patent/KR100214187B1/ko
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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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
    • 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
    • G06F3/0412—Digitisers structurally integrated in a display
    • 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
    • G06F3/04184—Synchronisation with the driving of the display or the backlighting unit to avoid interferences generated internally
    • 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
    • G06F3/046—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by electromagnetic means

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Human Computer Interaction (AREA)
  • General Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Position Input By Displaying (AREA)
  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
KR1019950020125A 1994-12-26 1995-07-08 전극간에 폐쇄 루프를 형성할 필요가 없는 좌표 검출 장치 Expired - Lifetime KR100214187B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP32212694A JP3188367B2 (ja) 1994-12-26 1994-12-26 座標検出装置
JP94-322126 1994-12-26

Publications (2)

Publication Number Publication Date
KR960024851A KR960024851A (ko) 1996-07-20
KR100214187B1 true KR100214187B1 (ko) 1999-08-02

Family

ID=18140223

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019950020125A Expired - Lifetime KR100214187B1 (ko) 1994-12-26 1995-07-08 전극간에 폐쇄 루프를 형성할 필요가 없는 좌표 검출 장치

Country Status (5)

Country Link
US (1) US5798756A (enExample)
EP (1) EP0720116B1 (enExample)
JP (1) JP3188367B2 (enExample)
KR (1) KR100214187B1 (enExample)
DE (1) DE69525026T2 (enExample)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100931365B1 (ko) * 2009-04-17 2009-12-11 에이디반도체(주) 공통 전극 구조의 멀티터치 스크린 및 이를 위한 좌표 인식 방법
KR20140013948A (ko) * 2012-07-24 2014-02-05 가부시키가이샤 와코무 지시체 위치 검출 장치

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JP3394187B2 (ja) * 1997-08-08 2003-04-07 シャープ株式会社 座標入力装置および表示一体型座標入力装置
GB9722766D0 (en) 1997-10-28 1997-12-24 British Telecomm Portable computers
DE10161046B4 (de) * 2001-12-12 2006-02-02 Infineon Technologies Ag Digitale Schaltungsanordnung
JP2005352572A (ja) * 2004-06-08 2005-12-22 Canon Inc 座標入力装置
US7868874B2 (en) 2005-11-15 2011-01-11 Synaptics Incorporated Methods and systems for detecting a position-based attribute of an object using digital codes
CN101384981B (zh) * 2006-02-10 2011-07-13 夏普株式会社 触摸面板的坐标位置检测装置
US8269727B2 (en) 2007-01-03 2012-09-18 Apple Inc. Irregular input identification
KR101350874B1 (ko) 2007-02-13 2014-01-13 삼성디스플레이 주식회사 표시 장치 및 그의 구동 방법
TWI469129B (zh) * 2008-04-18 2015-01-11 Innolux Corp 液晶顯示裝置公共電壓調整方法
JP2010067117A (ja) 2008-09-12 2010-03-25 Mitsubishi Electric Corp タッチパネル装置
JP5216495B2 (ja) * 2008-09-16 2013-06-19 株式会社ジャパンディスプレイウェスト 接触検出装置および表示装置
TW201039225A (en) * 2009-04-23 2010-11-01 Waltop Int Corp Electromagnetic input apparatus
US8547345B2 (en) * 2009-05-04 2013-10-01 Microsoft Corporation Touch sensitive LCD panel
TWI399684B (zh) * 2009-06-18 2013-06-21 Raydium Semiconductor Corp 觸控輸入裝置與觸控感測電路
JP5278766B2 (ja) * 2009-09-07 2013-09-04 Ｎｌｔテクノロジー株式会社 タッチ位置検出装置、情報入力システム、タッチ位置検出方法、タッチ位置検出プログラム
JP5442479B2 (ja) * 2010-02-05 2014-03-12 株式会社ワコム 指示体、位置検出装置及び位置検出方法
JP4683505B1 (ja) 2010-12-14 2011-05-18 株式会社ワコム 位置指示器
US8593450B2 (en) 2010-12-22 2013-11-26 Apple Inc. Relay driving of conductive segments in displays
US8773391B2 (en) * 2011-03-08 2014-07-08 Himax Technologies Limited Resistive multi-touch device and method for detecting touched points of the resistive multi-touch device thereof
JP5669263B2 (ja) 2011-04-11 2015-02-12 株式会社ワコム 位置指示器
US10067575B2 (en) 2012-11-30 2018-09-04 Apple Inc. Noise correction for stylus applications on tablets and other touch devices
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
JP5924831B1 (ja) * 2015-01-06 2016-05-25 株式会社ワコム 位置検出装置
WO2016111077A1 (ja) * 2015-01-06 2016-07-14 株式会社ワコム 位置検出装置
JP6416687B2 (ja) * 2015-04-17 2018-10-31 株式会社ジャパンディスプレイ 表示装置およびタッチ検出装置
CN107390898B (zh) 2016-03-08 2020-10-30 禾瑞亚科技股份有限公司 提供倾斜角与笔身轴向的触控笔与其控制方法
US10579169B2 (en) 2016-03-08 2020-03-03 Egalax_Empia Technology Inc. Stylus and touch control apparatus for detecting tilt angle of stylus and control method thereof
KR102303139B1 (ko) * 2017-03-16 2021-09-17 삼성전자주식회사 입력 장치, 전자 시스템 및 그 제어 방법
CN110892368B (zh) * 2017-11-14 2025-04-18 株式会社和冠 传感器控制器
JP2020187427A (ja) * 2019-05-10 2020-11-19 株式会社ジャパンディスプレイ センサ装置

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JPS5424539A (en) * 1977-07-27 1979-02-23 Toshiba Corp Liquid crystal type tablet
US4289927A (en) * 1979-11-13 1981-09-15 Kurta Corporation Graphic communication apparatus
JPS61286918A (ja) * 1985-06-14 1986-12-17 Hitachi Ltd 座標入力機能付液晶表示装置
US4839634A (en) * 1986-12-01 1989-06-13 More Edward S Electro-optic slate for input/output of hand-entered textual and graphic information
KR0122737B1 (ko) * 1987-12-25 1997-11-20 후루다 모또오 위치 검출 장치
GB2232251A (en) * 1989-05-08 1990-12-05 Philips Electronic Associated Touch sensor array systems
JPH0383120A (ja) * 1989-08-28 1991-04-09 Mitsubishi Electric Corp 座標入力機能付表示装置
JP2534422B2 (ja) * 1991-03-12 1996-09-18 シャープ株式会社 表示一体型タブレット装置
JP3077378B2 (ja) * 1992-04-09 2000-08-14 ソニー株式会社 タブレット入力装置の入力ペン収納機構
CA2088410A1 (en) * 1992-06-01 1993-12-02 James L. Barbetti Cordless digitizer with sync signal generator
US5308936A (en) * 1992-08-26 1994-05-03 Mark S. Knighton Ultrasonic pen-type data input device
US5528002A (en) * 1993-07-15 1996-06-18 Pentel Kabushiki Kaisha Noiseproof digitizing apparatus with low power cordless pen
JP3368627B2 (ja) * 1993-08-31 2003-01-20 双葉電子工業株式会社 ディスプレイ一体型タブレット
US5446633A (en) * 1993-12-07 1995-08-29 Hanggi; Rolf Writing implement with rechargeable built-in illumination
US5574262A (en) * 1994-10-04 1996-11-12 At&T Global Information Solutions Company Noise cancellation for non-ideal electrostatic shielding

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100931365B1 (ko) * 2009-04-17 2009-12-11 에이디반도체(주) 공통 전극 구조의 멀티터치 스크린 및 이를 위한 좌표 인식 방법
KR20140013948A (ko) * 2012-07-24 2014-02-05 가부시키가이샤 와코무 지시체 위치 검출 장치
KR102104520B1 (ko) * 2012-07-24 2020-04-27 가부시키가이샤 와코무 지시체 위치 검출 장치

Also Published As

Publication number Publication date
JP3188367B2 (ja) 2001-07-16
US5798756A (en) 1998-08-25
KR960024851A (ko) 1996-07-20
DE69525026T2 (de) 2002-07-18
EP0720116A2 (en) 1996-07-03
EP0720116A3 (enExample) 1996-07-10
JPH08179887A (ja) 1996-07-12
EP0720116B1 (en) 2002-01-16
DE69525026D1 (de) 2002-02-21

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