JP4612853B2 - 指示位置認識装置及びそれを有する情報入力装置 - Google Patents

指示位置認識装置及びそれを有する情報入力装置 Download PDF

Info

Publication number
JP4612853B2
JP4612853B2 JP2005095746A JP2005095746A JP4612853B2 JP 4612853 B2 JP4612853 B2 JP 4612853B2 JP 2005095746 A JP2005095746 A JP 2005095746A JP 2005095746 A JP2005095746 A JP 2005095746A JP 4612853 B2 JP4612853 B2 JP 4612853B2
Authority
JP
Japan
Prior art keywords
light
scanning
image
information
scanned
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
JP2005095746A
Other languages
English (en)
Japanese (ja)
Other versions
JP2006277357A (ja
JP2006277357A5 (https=
Inventor
圭一郎 石原
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 JP2005095746A priority Critical patent/JP4612853B2/ja
Priority to US11/365,581 priority patent/US7768505B2/en
Publication of JP2006277357A publication Critical patent/JP2006277357A/ja
Publication of JP2006277357A5 publication Critical patent/JP2006277357A5/ja
Application granted granted Critical
Publication of JP4612853B2 publication Critical patent/JP4612853B2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • G06F3/033—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 two-dimensional [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
    • G06F3/042—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
    • G06F3/0423—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 using sweeping light beams, e.g. using rotating or vibrating mirror
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/12—Picture reproducers
    • H04N9/31—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM]
    • H04N9/3129—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM] scanning a light beam on the display screen

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)
  • Optics & Photonics (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Position Input By Displaying (AREA)
  • Facsimile Scanning Arrangements (AREA)
  • Mechanical Optical Scanning Systems (AREA)
JP2005095746A 2005-03-29 2005-03-29 指示位置認識装置及びそれを有する情報入力装置 Expired - Fee Related JP4612853B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2005095746A JP4612853B2 (ja) 2005-03-29 2005-03-29 指示位置認識装置及びそれを有する情報入力装置
US11/365,581 US7768505B2 (en) 2005-03-29 2006-02-28 Indicated position recognizing apparatus and information input apparatus having same

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2005095746A JP4612853B2 (ja) 2005-03-29 2005-03-29 指示位置認識装置及びそれを有する情報入力装置

Publications (3)

Publication Number Publication Date
JP2006277357A JP2006277357A (ja) 2006-10-12
JP2006277357A5 JP2006277357A5 (https=) 2008-05-15
JP4612853B2 true JP4612853B2 (ja) 2011-01-12

Family

ID=37069820

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2005095746A Expired - Fee Related JP4612853B2 (ja) 2005-03-29 2005-03-29 指示位置認識装置及びそれを有する情報入力装置

Country Status (2)

Country Link
US (1) US7768505B2 (https=)
JP (1) JP4612853B2 (https=)

Families Citing this family (88)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB0718706D0 (en) 2007-09-25 2007-11-07 Creative Physics Ltd Method and apparatus for reducing laser speckle
JP4835538B2 (ja) 2007-08-10 2011-12-14 パナソニック電工株式会社 画像表示装置
JP5214223B2 (ja) * 2007-11-15 2013-06-19 船井電機株式会社 プロジェクタ
JP5191358B2 (ja) * 2007-12-06 2013-05-08 株式会社ジャパンディスプレイウェスト 面発光装置
US8519983B2 (en) 2007-12-29 2013-08-27 Microvision, Inc. Input device for a scanned beam display
US8757812B2 (en) * 2008-05-19 2014-06-24 University of Washington UW TechTransfer—Invention Licensing Scanning laser projection display devices and methods for projecting one or more images onto a surface with a light-scanning optical fiber
WO2010004563A1 (en) * 2008-07-10 2010-01-14 Real View Imaging Ltd. Broad viewing angle displays and user interfaces
KR101537598B1 (ko) * 2008-10-20 2015-07-20 엘지전자 주식회사 영상 프로젝터를 구비한 휴대 단말기 및 그 제어 방법
US8591039B2 (en) * 2008-10-28 2013-11-26 Smart Technologies Ulc Image projection methods and interactive input/projection systems employing the same
JP5396975B2 (ja) 2009-04-01 2014-01-22 船井電機株式会社 画像表示装置
JP5644061B2 (ja) * 2009-04-07 2014-12-24 船井電機株式会社 プロジェクタ
JP5646148B2 (ja) * 2009-04-07 2014-12-24 船井電機株式会社 プロジェクタ
JP2010244484A (ja) * 2009-04-10 2010-10-28 Funai Electric Co Ltd 画像表示装置、画像表示方法および画像表示プログラム
US11726332B2 (en) 2009-04-27 2023-08-15 Digilens Inc. Diffractive projection apparatus
US9335604B2 (en) 2013-12-11 2016-05-10 Milan Momcilo Popovich Holographic waveguide display
JP5471266B2 (ja) 2009-10-07 2014-04-16 セイコーエプソン株式会社 位置検出機能付き投射型表示装置
WO2011042711A2 (en) 2009-10-09 2011-04-14 Milan Momcilo Popovich Compact edge illuminated diffractive display
US9075184B2 (en) 2012-04-17 2015-07-07 Milan Momcilo Popovich Compact edge illuminated diffractive display
JP5556150B2 (ja) * 2009-11-30 2014-07-23 セイコーエプソン株式会社 プロジェクター及びその制御方法
JP5141701B2 (ja) * 2010-02-25 2013-02-13 株式会社ニコン プロジェクタ
US20110267262A1 (en) * 2010-04-30 2011-11-03 Jacques Gollier Laser Scanning Projector Device for Interactive Screen Applications
JP5510155B2 (ja) * 2010-07-29 2014-06-04 船井電機株式会社 プロジェクタ
JP2012103938A (ja) * 2010-11-11 2012-05-31 Seiko Epson Corp 光学式検出システム及びプログラム
FR2969319A1 (fr) * 2010-12-20 2012-06-22 Optinnova Dispositif de video-projection interactif autocalibre
WO2012136970A1 (en) 2011-04-07 2012-10-11 Milan Momcilo Popovich Laser despeckler based on angular diversity
JP5787210B2 (ja) * 2011-04-25 2015-09-30 大日本印刷株式会社 投射装置
CN102301322B (zh) * 2011-07-04 2013-08-28 华为终端有限公司 一种实现虚拟手写输入的方法及电子装置
WO2016020630A2 (en) 2014-08-08 2016-02-11 Milan Momcilo Popovich Waveguide laser illuminator incorporating a despeckler
EP2748670B1 (en) 2011-08-24 2015-11-18 Rockwell Collins, Inc. Wearable data display
US10670876B2 (en) 2011-08-24 2020-06-02 Digilens Inc. Waveguide laser illuminator incorporating a despeckler
JP2013061598A (ja) * 2011-09-15 2013-04-04 Funai Electric Co Ltd プロジェクタおよびプロジェクタ機能を有する電子機器
US8730210B2 (en) * 2011-10-19 2014-05-20 Microvision, Inc. Multipoint source detection in a scanned beam display
JP2013120203A (ja) * 2011-12-06 2013-06-17 Seiko Epson Corp 画像表示装置、画像表示システム、及び画像表示装置の制御方法
CN103176592B (zh) * 2011-12-22 2015-09-30 光宝科技股份有限公司 虚拟投影输入系统及其输入检测方法
WO2013102759A2 (en) 2012-01-06 2013-07-11 Milan Momcilo Popovich Contact image sensor using switchable bragg gratings
CN103562802B (zh) 2012-04-25 2016-08-17 罗克韦尔柯林斯公司 全息广角显示器
US9456744B2 (en) 2012-05-11 2016-10-04 Digilens, Inc. Apparatus for eye tracking
US8955982B2 (en) * 2012-09-25 2015-02-17 Microvision, Inc. Virtual segmentation of interactive scanning laser projector display
US9933684B2 (en) * 2012-11-16 2018-04-03 Rockwell Collins, Inc. Transparent waveguide display providing upper and lower fields of view having a specific light output aperture configuration
JP2014127822A (ja) * 2012-12-26 2014-07-07 Funai Electric Co Ltd 画像表示装置
JP6102330B2 (ja) * 2013-02-22 2017-03-29 船井電機株式会社 プロジェクタ
JP5494853B2 (ja) * 2013-02-25 2014-05-21 船井電機株式会社 プロジェクタ
CN104020894B (zh) * 2013-02-28 2019-06-28 现代自动车株式会社 用于识别触摸的显示装置
JP6171502B2 (ja) * 2013-04-04 2017-08-02 船井電機株式会社 プロジェクタおよびプロジェクタ機能を有する電子機器
JP2014219738A (ja) * 2013-05-01 2014-11-20 船井電機株式会社 プロジェクタ
WO2014188149A1 (en) 2013-05-20 2014-11-27 Milan Momcilo Popovich Holographic waveguide eye tracker
WO2015015138A1 (en) 2013-07-31 2015-02-05 Milan Momcilo Popovich Method and apparatus for contact image sensing
KR101832042B1 (ko) * 2013-07-31 2018-02-23 휴렛-팩커드 디벨롭먼트 컴퍼니, 엘.피. 프로젝터 유닛 및 컴퓨터를 가진 시스템
US9619195B2 (en) * 2013-11-01 2017-04-11 Apple Inc. Invisible light transmission via a display assembly
TWI518574B (zh) * 2013-12-25 2016-01-21 光峰科技股份有限公司 互動式顯示系統及其輸入裝置
US9317150B2 (en) * 2013-12-28 2016-04-19 Intel Corporation Virtual and configurable touchscreens
DE102014210399A1 (de) * 2014-06-03 2015-12-03 Robert Bosch Gmbh Modul, System und Verfahren für die Erzeugung einer Bildmatrix zur Gestenerkennung
WO2016020632A1 (en) 2014-08-08 2016-02-11 Milan Momcilo Popovich Method for holographic mastering and replication
JPWO2016042637A1 (ja) * 2014-09-18 2017-07-13 Ｎｅｃディスプレイソリューションズ株式会社 光源装置、電子黒板システムおよび光源装置の制御方法
US10241330B2 (en) 2014-09-19 2019-03-26 Digilens, Inc. Method and apparatus for generating input images for holographic waveguide displays
WO2016046514A1 (en) 2014-09-26 2016-03-31 LOKOVIC, Kimberly, Sun Holographic waveguide opticaltracker
JP5932945B2 (ja) * 2014-11-05 2016-06-08 船井電機株式会社 プロジェクタ
WO2016113534A1 (en) 2015-01-12 2016-07-21 Milan Momcilo Popovich Environmentally isolated waveguide display
EP3245551B1 (en) 2015-01-12 2019-09-18 DigiLens Inc. Waveguide light field displays
WO2016116733A1 (en) 2015-01-20 2016-07-28 Milan Momcilo Popovich Holographic waveguide lidar
US9632226B2 (en) 2015-02-12 2017-04-25 Digilens Inc. Waveguide grating device
US9880267B2 (en) * 2015-09-04 2018-01-30 Microvision, Inc. Hybrid data acquisition in scanned beam display
CN113759555B (zh) 2015-10-05 2024-09-20 迪吉伦斯公司 波导显示器
US10983340B2 (en) 2016-02-04 2021-04-20 Digilens Inc. Holographic waveguide optical tracker
CN108780224B (zh) 2016-03-24 2021-08-03 迪吉伦斯公司 用于提供偏振选择性全息波导装置的方法和设备
JP6734933B2 (ja) 2016-04-11 2020-08-05 ディジレンズ インコーポレイテッド 構造化光投影のためのホログラフィック導波管装置
JP2016157141A (ja) * 2016-04-28 2016-09-01 船井電機株式会社 プロジェクタ
US11513350B2 (en) 2016-12-02 2022-11-29 Digilens Inc. Waveguide device with uniform output illumination
WO2018129398A1 (en) 2017-01-05 2018-07-12 Digilens, Inc. Wearable heads up displays
CN110945517A (zh) * 2017-07-27 2020-03-31 罗伯特·博世有限公司 用于实现探测功能的设备以及用于运行这种设备的方法
EP3698214A4 (en) 2017-10-16 2021-10-27 Digilens Inc. SYSTEMS AND METHODS FOR MULTIPLICATION OF THE IMAGE RESOLUTION OF A PIXELIZED DISPLAY
CN111566571B (zh) 2018-01-08 2022-05-13 迪吉伦斯公司 波导单元格中全息光栅高吞吐量记录的系统和方法
CN114721242B (zh) 2018-01-08 2025-08-15 迪吉伦斯公司 用于制造光学波导的方法
US10914950B2 (en) 2018-01-08 2021-02-09 Digilens Inc. Waveguide architectures and related methods of manufacturing
WO2019135837A1 (en) 2018-01-08 2019-07-11 Digilens, Inc. Systems and methods for manufacturing waveguide cells
US11402801B2 (en) 2018-07-25 2022-08-02 Digilens Inc. Systems and methods for fabricating a multilayer optical structure
WO2020149956A1 (en) 2019-01-14 2020-07-23 Digilens Inc. Holographic waveguide display with light control layer
US11686935B2 (en) * 2019-01-29 2023-06-27 Meta Platforms Technologies, Llc Interferometric structured illumination for depth determination
US20200247017A1 (en) 2019-02-05 2020-08-06 Digilens Inc. Methods for Compensating for Optical Surface Nonuniformity
US20220283377A1 (en) 2019-02-15 2022-09-08 Digilens Inc. Wide Angle Waveguide Display
KR102866596B1 (ko) 2019-02-15 2025-09-29 디지렌즈 인코포레이티드. 일체형 격자를 이용하여 홀로그래픽 도파관 디스플레이를 제공하기 위한 방법 및 장치
WO2020186113A1 (en) 2019-03-12 2020-09-17 Digilens Inc. Holographic waveguide backlight and related methods of manufacturing
KR20220016990A (ko) 2019-06-07 2022-02-10 디지렌즈 인코포레이티드. 투과 및 반사 격자를 통합하는 도파관 및 관련 제조 방법
US11681143B2 (en) 2019-07-29 2023-06-20 Digilens Inc. Methods and apparatus for multiplying the image resolution and field-of-view of a pixelated display
WO2021041949A1 (en) 2019-08-29 2021-03-04 Digilens Inc. Evacuating bragg gratings and methods of manufacturing
US12399326B2 (en) 2021-01-07 2025-08-26 Digilens Inc. Grating structures for color waveguides
KR20230153459A (ko) 2021-03-05 2023-11-06 디지렌즈 인코포레이티드. 진공 주기적 구조체 및 제조 방법
US11785300B2 (en) * 2022-02-17 2023-10-10 Roku, Inc. HDMI customized ad insertion

Family Cites Families (41)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4642422A (en) * 1985-12-16 1987-02-10 International Business Machines Corporation Calibration of a scanning light interrupt type of data input interface
US4975691A (en) * 1987-06-16 1990-12-04 Interstate Electronics Corporation Scan inversion symmetric drive
US4772763A (en) * 1987-08-25 1988-09-20 International Business Machines Corporation Data processing information input using optically sensed stylus features
US4902127A (en) * 1988-03-22 1990-02-20 Board Of Trustees Of Leland Stanford, Jr. University Eye-safe coherent laser radar
US5138304A (en) * 1990-08-02 1992-08-11 Hewlett-Packard Company Projected image light pen
US6390370B1 (en) * 1990-11-15 2002-05-21 Symbol Technologies, Inc. Light beam scanning pen, scan module for the device and method of utilization
JPH04219712A (ja) * 1990-12-20 1992-08-10 Sony Corp 光スポット走査光学系におけるスポット位置検出装置
US5235363A (en) * 1991-05-10 1993-08-10 Nview Corporation Method and apparatus for interacting with a computer generated projected image
US5682181A (en) * 1994-04-29 1997-10-28 Proxima Corporation Method and display control system for accentuating
US5525764A (en) * 1994-06-09 1996-06-11 Junkins; John L. Laser scanning graphic input system
US5528263A (en) * 1994-06-15 1996-06-18 Daniel M. Platzker Interactive projected video image display system
JPH0836452A (ja) 1994-07-21 1996-02-06 Oki Electric Ind Co Ltd 筆記ペン及び筆記ペン装置
US5900863A (en) * 1995-03-16 1999-05-04 Kabushiki Kaisha Toshiba Method and apparatus for controlling computer without touching input device
JP2904063B2 (ja) * 1995-07-25 1999-06-14 日本電気株式会社 座標指示デバイス
JPH1184291A (ja) 1997-09-11 1999-03-26 Olympus Optical Co Ltd 走査光学系
JP3827450B2 (ja) * 1998-08-18 2006-09-27 富士通株式会社 光走査型タッチパネル
JP2000222127A (ja) * 1999-01-29 2000-08-11 Brother Ind Ltd 投影表示装置
US6614422B1 (en) * 1999-11-04 2003-09-02 Canesta, Inc. Method and apparatus for entering data using a virtual input device
US6323942B1 (en) * 1999-04-30 2001-11-27 Canesta, Inc. CMOS-compatible three-dimensional image sensor IC
US6246504B1 (en) * 1999-06-30 2001-06-12 The Regents Of The University Of Caifornia Apparatus and method for optical raster-scanning in a micromechanical system
JP3980798B2 (ja) 1999-08-19 2007-09-26 株式会社リコー 筆記情報入力システム
US20030132921A1 (en) * 1999-11-04 2003-07-17 Torunoglu Ilhami Hasan Portable sensory input device
US6710770B2 (en) * 2000-02-11 2004-03-23 Canesta, Inc. Quasi-three-dimensional method and apparatus to detect and localize interaction of user-object and virtual transfer device
JP4054847B2 (ja) 1999-11-11 2008-03-05 株式会社ニューコム 光デジタイザ
WO2001048589A1 (en) * 1999-12-28 2001-07-05 Fujitsu Limited Pen sensor coordinate narrowing method and device therefor
JP2001209487A (ja) * 2000-01-25 2001-08-03 Uw:Kk 筆跡通信システムおよび該システムで使用される筆跡入力装置及び筆跡表示装置
JP4594485B2 (ja) 2000-03-29 2010-12-08 オリンパス株式会社 走査光学系
WO2001093182A1 (en) * 2000-05-29 2001-12-06 Vkb Inc. Virtual data entry device and method for input of alphanumeric and other data
JP2002062979A (ja) * 2000-08-23 2002-02-28 Newcom:Kk 位置検出装置及び位置検出方法
JP2002091686A (ja) * 2000-09-14 2002-03-29 Vstone Kk 位置検出方法，位置検出装置，視覚的特徴検出方法，ポインティングシステム及び監視システム
US20020061217A1 (en) * 2000-11-17 2002-05-23 Robert Hillman Electronic input device
JP2002268808A (ja) * 2001-03-08 2002-09-20 Canon Inc 座標入力装置
JP2003122477A (ja) * 2001-10-16 2003-04-25 Sony Corp 入力装置および情報処理装置
US7071924B2 (en) * 2002-01-10 2006-07-04 International Business Machines Corporation User input method and apparatus for handheld computers
US6657706B2 (en) * 2002-03-27 2003-12-02 Sarnoff Corporation Method and apparatus for resolving relative times-of-arrival of light pulses
EP1540641A2 (en) * 2002-06-26 2005-06-15 VKB Inc. Multifunctional integrated image sensor and application to virtual interface technology
US6917033B2 (en) * 2002-10-15 2005-07-12 International Business Machines Corporation Passive touch-sensitive optical marker
JP2004185258A (ja) * 2002-12-03 2004-07-02 Hitachi Ltd 情報処理装置
JP2005148773A (ja) * 2003-11-11 2005-06-09 Xiroku:Kk 位置検出装置及び位置検出方法
JP2005293090A (ja) * 2004-03-31 2005-10-20 Namco Ltd 位置検出システム、ゲームシステム及び位置検出システムの制御方法
US7911444B2 (en) * 2005-08-31 2011-03-22 Microsoft Corporation Input method for surface of interactive display

Also Published As

Publication number Publication date
US7768505B2 (en) 2010-08-03
US20060221063A1 (en) 2006-10-05
JP2006277357A (ja) 2006-10-12

Similar Documents

Publication Publication Date Title
JP4612853B2 (ja) 指示位置認識装置及びそれを有する情報入力装置
KR102082702B1 (ko) 레이저 영상표시장치
KR100939501B1 (ko) 2개의 투사형 영상을 제공하는 멀티미디어 재생 장치
US9002058B2 (en) Scanned image projection system with gesture control input
JP5214223B2 (ja) プロジェクタ
US20060033009A1 (en) Displaying optical system and image projection apparatus
JP2009245392A (ja) ヘッドマウントディスプレイ及びヘッドマウントディスプレイシステム
JPH0876082A (ja) 投影表示装置
WO2011046035A1 (ja) 画像投射装置、画像投射方法、距離測定装置及び距離測定方法
JP2011154345A (ja) 投写型映像表示装置及び画像調整方法
US6079833A (en) Laser imaging using a spatial light modulator
JP2010072977A (ja) 画像表示装置および位置検出方法
US20140232699A1 (en) Interactive Projection System with Actuated Stylus
US7497574B2 (en) Retinal image display device
JP4590858B2 (ja) 書き込み可能プロジェクタおよび光ポインタ
US6828956B2 (en) Coordinate input apparatus, coordinate input system, coordinate input method, and pointer
JP2009180821A (ja) レーザプロジェクタ
JP6645588B2 (ja) 表示システム
US20140152843A1 (en) Overhead camera and method for controlling overhead camera
JP2010072504A (ja) 画像投影装置
JP4709407B2 (ja) 画像指示手段の位置検出方法、該方法に用いられる画像投影装置及び画像制御装置
JP2007004031A (ja) プロジェクタ装置
KR102346430B1 (ko) 사용자가 희망하는 색상을 화면 상에 반영하는 사용자 인터랙티브 시스템
JP7469174B2 (ja) 表示装置及び表示方法
JPH11143636A (ja) 赤外線描画入力機能付き投写光学系及び表示装置

Legal Events

Date Code Title Description
A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20080331

A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20080331

A977 Report on retrieval

Free format text: JAPANESE INTERMEDIATE CODE: A971007

Effective date: 20100305

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20100309

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20100510

TRDD Decision of grant or rejection written
A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

Effective date: 20101005

A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

A61 First payment of annual fees (during grant procedure)

Free format text: JAPANESE INTERMEDIATE CODE: A61

Effective date: 20101016

FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20131022

Year of fee payment: 3

R150 Certificate of patent or registration of utility model

Free format text: JAPANESE INTERMEDIATE CODE: R150

LAPS Cancellation because of no payment of annual fees