TWI563442B - Method and device for position detection - Google Patents

Method and device for position detection

Info

Publication number
TWI563442B
TWI563442B TW099111895A TW99111895A TWI563442B TW I563442 B TWI563442 B TW I563442B TW 099111895 A TW099111895 A TW 099111895A TW 99111895 A TW99111895 A TW 99111895A TW I563442 B TWI563442 B TW I563442B
Authority
TW
Taiwan
Prior art keywords
position detection
detection
Prior art date
Application number
TW099111895A
Other languages
English (en)
Other versions
TW201112103A (en
Inventor
Shang Tai Yeh
Jia Ming Chen
Shun Lung Ho
Original Assignee
Egalax Empia Technology Inc
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 Egalax Empia Technology Inc filed Critical Egalax Empia Technology Inc
Publication of TW201112103A publication Critical patent/TW201112103A/zh
Application granted granted Critical
Publication of TWI563442B publication Critical patent/TWI563442B/zh

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR 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
    • G06F3/047—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means using sets of wires, e.g. crossed wires
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR 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; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F2203/00—Indexing scheme relating to G06F3/00 - G06F3/048
    • G06F2203/041—Indexing scheme relating to G06F3/041 - G06F3/045
    • G06F2203/04104—Multi-touch detection in digitiser, i.e. details about the simultaneous detection of a plurality of touching locations, e.g. multiple fingers or pen and finger

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)
  • Push-Button Switches (AREA)
  • User Interface Of Digital Computer (AREA)
TW099111895A 2009-09-23 2010-04-02 Method and device for position detection TWI563442B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US24506309P 2009-09-23 2009-09-23
US30166110P 2010-02-05 2010-02-05

Publications (2)

Publication Number Publication Date
TW201112103A TW201112103A (en) 2011-04-01
TWI563442B true TWI563442B (en) 2016-12-21

Family

ID=43795318

Family Applications (9)

Application Number Title Priority Date Filing Date
TW099111895A TWI563442B (en) 2009-09-23 2010-04-02 Method and device for position detection
TW102124652A TWI521419B (zh) 2009-09-23 2010-04-02 校正位置誤差的裝置及方法
TW099111894A TWI437480B (zh) 2009-09-23 2010-04-02 手掌忽視的裝置及方法
TW099111890A TWI407360B (zh) 2009-09-23 2010-04-02 位置偵測的裝置及方法
TW099111893A TWI410855B (zh) 2009-09-23 2010-04-02 校正位置誤差的裝置及方法
TW099111891A TWI464663B (zh) 2009-09-23 2010-04-02 判斷壓觸阻抗的裝置及方法
TW099115214A TWI447633B (zh) 2009-09-23 2010-04-02 具手掌忽視的手寫位置判斷的方法與裝置
TW099111892A TWI409687B (zh) 2009-09-23 2010-04-02 判斷壓觸阻抗的裝置及方法
TW099110278A TWI430168B (zh) 2009-09-23 2010-04-02 位置偵測的裝置及方法

Family Applications After (8)

Application Number Title Priority Date Filing Date
TW102124652A TWI521419B (zh) 2009-09-23 2010-04-02 校正位置誤差的裝置及方法
TW099111894A TWI437480B (zh) 2009-09-23 2010-04-02 手掌忽視的裝置及方法
TW099111890A TWI407360B (zh) 2009-09-23 2010-04-02 位置偵測的裝置及方法
TW099111893A TWI410855B (zh) 2009-09-23 2010-04-02 校正位置誤差的裝置及方法
TW099111891A TWI464663B (zh) 2009-09-23 2010-04-02 判斷壓觸阻抗的裝置及方法
TW099115214A TWI447633B (zh) 2009-09-23 2010-04-02 具手掌忽視的手寫位置判斷的方法與裝置
TW099111892A TWI409687B (zh) 2009-09-23 2010-04-02 判斷壓觸阻抗的裝置及方法
TW099110278A TWI430168B (zh) 2009-09-23 2010-04-02 位置偵測的裝置及方法

Country Status (4)

Country Link
EP (1) EP2500806A4 (zh)
CN (8) CN102023742B (zh)
TW (9) TWI563442B (zh)
WO (1) WO2011035527A1 (zh)

Families Citing this family (13)

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Publication number Priority date Publication date Assignee Title
TWI466004B (zh) 2009-04-17 2014-12-21 Egalax Empia Technology Inc 電阻式多點觸控裝置及方法
TWI563442B (en) * 2009-09-23 2016-12-21 Egalax Empia Technology Inc Method and device for position detection
TWI447630B (zh) * 2011-11-25 2014-08-01 Wistron Corp 觸控信號之處理方法及其計算機裝置
TWI465994B (zh) * 2011-12-09 2014-12-21 Nuvoton Technology Corp 電荷分配式觸控感測方法及其感測裝置
TWI599935B (zh) * 2011-12-19 2017-09-21 禾瑞亞科技股份有限公司 偵測小面積接觸或接近的方法與裝置
JP2013131079A (ja) * 2011-12-21 2013-07-04 Futaba Corp 投影型静電容量方式タッチパネルとその座標検出方法
TWI453646B (zh) * 2012-07-11 2014-09-21 Novatek Microelectronics Corp 電容式觸控裝置及其感測方法
TWI472974B (zh) * 2012-09-06 2015-02-11 Au Optronics Corp 多類物體觸控點偵測方法
TWI486837B (zh) * 2012-09-18 2015-06-01 Egalax Empia Technology Inc 基於預測的位置追蹤方法
JP6485618B2 (ja) * 2013-11-11 2019-03-20 Ｔｉａｎｍａ Ｊａｐａｎ株式会社 圧電シートならびにそれを用いたタッチパネルならびにそれらを用いた入出力装置
CN105117009B (zh) * 2015-08-25 2018-08-10 联想(北京)有限公司 一种控制方法及电子设备
TWI549037B (zh) * 2015-12-23 2016-09-11 Imagination Broadway Touch detection method to prevent false touch in touch system
TWI775255B (zh) * 2020-12-25 2022-08-21 禾瑞亞科技股份有限公司 用於計算壓力校正函數的觸控處理裝置與觸控系統及其方法

Citations (3)

* Cited by examiner, † Cited by third party
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US4526043A (en) * 1983-05-23 1985-07-02 At&T Bell Laboratories Conformable tactile sensor
US20050275634A1 (en) * 2004-06-15 2005-12-15 International Business Machines Corportion Resistive scanning grid touch panel
TW200923751A (en) * 2007-11-20 2009-06-01 Tpk Touch Solutions Inc Method for detecting touch points of touch device

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US4587378A (en) * 1984-07-30 1986-05-06 Koala Technologies Corporation Two-layer touch tablet
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JP2739001B2 (ja) * 1991-11-01 1998-04-08 シャープ株式会社 タッチパネル式入力装置
CA2082136C (en) * 1991-11-08 1998-01-06 Hiroshi Tsujioka Coordinates input device
JPH0944290A (ja) * 1995-07-31 1997-02-14 Pentel Kk 座標入力装置
EP1509887A2 (en) * 2001-10-25 2005-03-02 Koninklijke Philips Electronics N.V. Method and system for authenticating a packaged good
US6825833B2 (en) * 2001-11-30 2004-11-30 3M Innovative Properties Company System and method for locating a touch on a capacitive touch screen
KR100847813B1 (ko) * 2001-12-27 2008-07-23 엘지디스플레이 주식회사 터치패널 구동장치 및 방법
US6961049B2 (en) * 2002-06-21 2005-11-01 3M Innovative Properties Company Capacitive touch sensor architecture with unique sensor bar addressing
KR100451773B1 (ko) * 2002-11-20 2004-10-08 엘지.필립스 엘시디 주식회사 디지털 저항막 방식의 터치 패널
TWI231453B (en) * 2003-01-20 2005-04-21 Htc Corp Method and apparatus for avoiding pressing inaccuracies on a touch panel
JP2006039686A (ja) * 2004-07-22 2006-02-09 Pioneer Electronic Corp タッチパネル装置、タッチ領域検出方法およびタッチ領域検出プログラム
US7847789B2 (en) * 2004-11-23 2010-12-07 Microsoft Corporation Reducing accidental touch-sensitive device activation
CN101017419B (zh) * 2005-06-30 2010-05-12 智点科技（深圳）有限公司 触控式平板显示器
TWI269998B (en) * 2005-07-12 2007-01-01 Elan Microelectronics Corp Method for detecting hand gesture on touch pad
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
TWI320541B (en) * 2005-12-19 2010-02-11 Mediatek Inc Touch screen digitizing system touch screen digitizing system
US8049732B2 (en) * 2007-01-03 2011-11-01 Apple Inc. Front-end signal compensation
TW200915165A (en) * 2007-09-17 2009-04-01 Ad Semiconductor Co Ltd Resistive touch screen which can identify multi-touch
CN101424994B (zh) * 2007-10-30 2010-11-03 华硕电脑股份有限公司 触控显示装置及判断触控方式的方法
TW200923750A (en) * 2007-11-20 2009-06-01 Tpk Touch Solutions Inc Touch control device and its method
TW200925969A (en) * 2007-12-11 2009-06-16 Tpk Touch Solutions Inc Device for scanning and detecting touch point of touch control panel and method thereof
CN101526865B (zh) * 2008-03-06 2012-01-11 升达科技股份有限公司 触控板侦测多指触的方法
CN101398736B (zh) * 2008-11-10 2011-03-23 华硕电脑股份有限公司 电阻式触控面板及其接触点检测方法
CN101446872B (zh) * 2008-12-31 2012-02-29 广东威创视讯科技股份有限公司 触摸定位的方法及装置
TW201104531A (en) * 2009-07-17 2011-02-01 Egalax Empia Technology Inc Method and device for palm rejection
TWI563442B (en) * 2009-09-23 2016-12-21 Egalax Empia Technology Inc Method and device for position detection

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4526043A (en) * 1983-05-23 1985-07-02 At&T Bell Laboratories Conformable tactile sensor
US20050275634A1 (en) * 2004-06-15 2005-12-15 International Business Machines Corportion Resistive scanning grid touch panel
TW200923751A (en) * 2007-11-20 2009-06-01 Tpk Touch Solutions Inc Method for detecting touch points of touch device

Also Published As

Publication number Publication date
TWI464663B (zh) 2014-12-11
WO2011035527A1 (zh) 2011-03-31
CN102023743A (zh) 2011-04-20
TWI410855B (zh) 2013-10-01
CN102023775A (zh) 2011-04-20
CN102023780A (zh) 2011-04-20
EP2500806A1 (en) 2012-09-19
CN102023743B (zh) 2013-10-30
TWI407360B (zh) 2013-09-01
CN102023775B (zh) 2013-10-30
TW201112103A (en) 2011-04-01
CN102023776B (zh) 2013-06-19
CN102023781B (zh) 2012-07-25
CN102023742B (zh) 2012-08-29
TW201112104A (en) 2011-04-01
CN102023777B (zh) 2013-03-27
TWI447633B (zh) 2014-08-01
TWI521419B (zh) 2016-02-11
EP2500806A4 (en) 2014-08-27
TW201346693A (zh) 2013-11-16
CN102023777A (zh) 2011-04-20
CN102023779B (zh) 2013-03-27
TW201135570A (en) 2011-10-16
CN102023779A (zh) 2011-04-20
TWI437480B (zh) 2014-05-11
CN102023776A (zh) 2011-04-20
TW201112099A (en) 2011-04-01
TW201112102A (en) 2011-04-01
TW201129925A (en) 2011-09-01
CN102023780B (zh) 2013-01-23
CN102023742A (zh) 2011-04-20
TW201112101A (en) 2011-04-01
TW201112100A (en) 2011-04-01
TWI430168B (zh) 2014-03-11
TWI409687B (zh) 2013-09-21
CN102023781A (zh) 2011-04-20

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