JP4125200B2 - 座標入力装置 - Google Patents

座標入力装置 Download PDF

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Publication number
JP4125200B2
JP4125200B2 JP2003286158A JP2003286158A JP4125200B2 JP 4125200 B2 JP4125200 B2 JP 4125200B2 JP 2003286158 A JP2003286158 A JP 2003286158A JP 2003286158 A JP2003286158 A JP 2003286158A JP 4125200 B2 JP4125200 B2 JP 4125200B2
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JP
Japan
Prior art keywords
light
data
coordinate input
pixel
detection
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
JP2003286158A
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English (en)
Japanese (ja)
Other versions
JP2005056140A (ja
JP2005056140A5 (enExample
Inventor
肇 佐藤
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.)
Canon Inc
Original Assignee
Canon 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 Canon Inc filed Critical Canon Inc
Priority to JP2003286158A priority Critical patent/JP4125200B2/ja
Priority to US10/901,148 priority patent/US7283128B2/en
Publication of JP2005056140A publication Critical patent/JP2005056140A/ja
Publication of JP2005056140A5 publication Critical patent/JP2005056140A5/ja
Application granted granted Critical
Publication of JP4125200B2 publication Critical patent/JP4125200B2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • G06F3/042—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by opto-electronic means
    • G06F3/0421—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by opto-electronic means by interrupting or reflecting a light beam, e.g. optical touch-screen
    • 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
    • G06F3/033—Pointing devices displaced or positioned by the user, e.g. mice, trackballs, pens or joysticks; Accessories therefor
    • G06F3/0354—Pointing devices displaced or positioned by the user, e.g. mice, trackballs, pens or joysticks; Accessories therefor with detection of 2D relative movements between the device, or an operating part thereof, and a plane or surface, e.g. 2D mice, trackballs, pens or pucks
    • G06F3/03545—Pens or stylus
    • 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
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/12—Reflex reflectors
    • G02B5/122—Reflex reflectors cube corner, trihedral or triple reflector type
    • G02B5/124—Reflex reflectors cube corner, trihedral or triple reflector type plural reflecting elements forming part of a unitary plate or sheet

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)
JP2003286158A 2003-08-04 2003-08-04 座標入力装置 Expired - Fee Related JP4125200B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2003286158A JP4125200B2 (ja) 2003-08-04 2003-08-04 座標入力装置
US10/901,148 US7283128B2 (en) 2003-08-04 2004-07-29 Coordinate input apparatus and control method and program thereof

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2003286158A JP4125200B2 (ja) 2003-08-04 2003-08-04 座標入力装置

Publications (3)

Publication Number Publication Date
JP2005056140A JP2005056140A (ja) 2005-03-03
JP2005056140A5 JP2005056140A5 (enExample) 2006-02-02
JP4125200B2 true JP4125200B2 (ja) 2008-07-30

Family

ID=34113937

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2003286158A Expired - Fee Related JP4125200B2 (ja) 2003-08-04 2003-08-04 座標入力装置

Country Status (2)

Country Link
US (1) US7283128B2 (enExample)
JP (1) JP4125200B2 (enExample)

Families Citing this family (45)

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US6803906B1 (en) 2000-07-05 2004-10-12 Smart Technologies, Inc. Passive touch system and method of detecting user input
US6954197B2 (en) 2002-11-15 2005-10-11 Smart Technologies Inc. Size/scale and orientation determination of a pointer in a camera-based touch system
US8508508B2 (en) 2003-02-14 2013-08-13 Next Holdings Limited Touch screen signal processing with single-point calibration
US8456447B2 (en) 2003-02-14 2013-06-04 Next Holdings Limited Touch screen signal processing
US7629967B2 (en) 2003-02-14 2009-12-08 Next Holdings Limited Touch screen signal processing
US7532206B2 (en) 2003-03-11 2009-05-12 Smart Technologies Ulc System and method for differentiating between pointers used to contact touch surface
US7411575B2 (en) 2003-09-16 2008-08-12 Smart Technologies Ulc Gesture recognition method and touch system incorporating the same
US7274356B2 (en) 2003-10-09 2007-09-25 Smart Technologies Inc. Apparatus for determining the location of a pointer within a region of interest
US7355593B2 (en) 2004-01-02 2008-04-08 Smart Technologies, Inc. Pointer tracking across multiple overlapping coordinate input sub-regions defining a generally contiguous input region
JP4429047B2 (ja) * 2004-03-11 2010-03-10 キヤノン株式会社 座標入力装置及びその制御方法、プログラム
JP4522113B2 (ja) * 2004-03-11 2010-08-11 キヤノン株式会社 座標入力装置
US7460110B2 (en) 2004-04-29 2008-12-02 Smart Technologies Ulc Dual mode touch system
US7538759B2 (en) 2004-05-07 2009-05-26 Next Holdings Limited Touch panel display system with illumination and detection provided from a single edge
US8120596B2 (en) 2004-05-21 2012-02-21 Smart Technologies Ulc Tiled touch system
JP4294668B2 (ja) * 2006-09-14 2009-07-15 株式会社日立製作所 点図ディスプレイ装置
US9442607B2 (en) 2006-12-04 2016-09-13 Smart Technologies Inc. Interactive input system and method
WO2008128096A2 (en) 2007-04-11 2008-10-23 Next Holdings, Inc. Touch screen system with hover and click input methods
JP5127337B2 (ja) * 2007-07-23 2013-01-23 キヤノン株式会社 座標入力装置及びその制御方法、コンピュータプログラム
US8094137B2 (en) 2007-07-23 2012-01-10 Smart Technologies Ulc System and method of detecting contact on a display
AU2008280953A1 (en) 2007-08-30 2009-03-19 Next Holdings Ltd Optical touchscreen with improved illumination
WO2009029764A1 (en) 2007-08-30 2009-03-05 Next Holdings, Inc. Low profile touch panel systems
US8405636B2 (en) 2008-01-07 2013-03-26 Next Holdings Limited Optical position sensing system and optical position sensor assembly
US20090207144A1 (en) * 2008-01-07 2009-08-20 Next Holdings Limited Position Sensing System With Edge Positioning Enhancement
US20090213093A1 (en) * 2008-01-07 2009-08-27 Next Holdings Limited Optical position sensor using retroreflection
US20090278816A1 (en) * 2008-05-06 2009-11-12 Next Holdings Limited Systems and Methods For Resolving Multitouch Scenarios Using Software Filters
US8902193B2 (en) 2008-05-09 2014-12-02 Smart Technologies Ulc Interactive input system and bezel therefor
US20110205189A1 (en) * 2008-10-02 2011-08-25 John David Newton Stereo Optical Sensors for Resolving Multi-Touch in a Touch Detection System
US8339378B2 (en) 2008-11-05 2012-12-25 Smart Technologies Ulc Interactive input system with multi-angle reflector
KR100982331B1 (ko) * 2008-12-01 2010-09-15 삼성에스디아이 주식회사 플라즈마 디스플레이 장치
US7932899B2 (en) * 2009-09-01 2011-04-26 Next Holdings Limited Determining the location of touch points in a position detection system
US20110199387A1 (en) * 2009-11-24 2011-08-18 John David Newton Activating Features on an Imaging Device Based on Manipulations
WO2011066343A2 (en) * 2009-11-24 2011-06-03 Next Holdings Limited Methods and apparatus for gesture recognition mode control
CN102741781A (zh) * 2009-12-04 2012-10-17 奈克斯特控股公司 用于位置探测的传感器方法和系统
TW201128486A (en) * 2010-02-01 2011-08-16 Acer Inc Optical touch control display apparatus and method thereof
US20110234542A1 (en) * 2010-03-26 2011-09-29 Paul Marson Methods and Systems Utilizing Multiple Wavelengths for Position Detection
CA2798454A1 (en) * 2010-05-07 2011-11-10 Pressco Ip Llc Corner-cube irradiation control
KR101123511B1 (ko) * 2010-07-19 2012-03-12 엘지이노텍 주식회사 카메라 모듈 및 그를 구비한 광학 터치 스크린
WO2012170006A1 (en) * 2011-06-06 2012-12-13 Next Holdings Limited Simplified optical position sensing assembly
JP5738112B2 (ja) * 2011-07-25 2015-06-17 キヤノン株式会社 座標入力装置及びその制御方法、プログラム
US20130234990A1 (en) * 2012-03-06 2013-09-12 Smart Technologies Ulc Interactive input system and method
TWI479391B (zh) * 2012-03-22 2015-04-01 Wistron Corp 光學式觸控裝置及判斷觸控座標之方法
JP5947677B2 (ja) * 2012-08-31 2016-07-06 キヤノン株式会社 座標入力装置及びその制御方法、プログラム
JP2015158827A (ja) * 2014-02-25 2015-09-03 株式会社リコー 座標検出システム、情報処理装置、座標検出方法及びプログラム
CN105701741A (zh) * 2015-12-31 2016-06-22 贵州七十二弯信息科技有限公司 酒店安防系统
TWI574196B (zh) * 2016-01-21 2017-03-11 緯創資通股份有限公司 光學觸控裝置、觸控指示點位置決定方法以及光學觸控系統

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4507557A (en) 1983-04-01 1985-03-26 Siemens Corporate Research & Support, Inc. Non-contact X,Y digitizer using two dynamic ram imagers
US6225986B1 (en) * 1997-01-06 2001-05-01 Canon Kabushiki Kaisha Coordinate input apparatus and its control method
JPH10240424A (ja) * 1997-02-21 1998-09-11 Alps Electric Co Ltd 座標入力装置
US6229529B1 (en) * 1997-07-11 2001-05-08 Ricoh Company, Ltd. Write point detecting circuit to detect multiple write points
JP2000105671A (ja) 1998-05-11 2000-04-11 Ricoh Co Ltd 座標入力／検出装置および電子黒板システム
JP4083941B2 (ja) 1999-09-03 2008-04-30 株式会社リコー 座標入力装置
JP4768143B2 (ja) * 2001-03-26 2011-09-07 株式会社リコー 情報入出力装置、情報入出力制御方法およびプログラム

Also Published As

Publication number Publication date
JP2005056140A (ja) 2005-03-03
US7283128B2 (en) 2007-10-16
US20050030287A1 (en) 2005-02-10

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