DE69921559T2 - Digitalkameras - Google Patents

Digitalkameras Download PDF

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Publication number
DE69921559T2
DE69921559T2 DE69921559T DE69921559T DE69921559T2 DE 69921559 T2 DE69921559 T2 DE 69921559T2 DE 69921559 T DE69921559 T DE 69921559T DE 69921559 T DE69921559 T DE 69921559T DE 69921559 T2 DE69921559 T2 DE 69921559T2
Authority
DE
Germany
Prior art keywords
document
camera
digital camera
projected
pattern
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
DE69921559T
Other languages
German (de)
English (en)
Other versions
DE69921559D1 (de
Inventor
Ross R. Belmont Allen
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.)
Hewlett Packard Development Co LP
Original Assignee
Hewlett Packard Development Co LP
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 Hewlett Packard Development Co LP filed Critical Hewlett Packard Development Co LP
Publication of DE69921559D1 publication Critical patent/DE69921559D1/de
Application granted granted Critical
Publication of DE69921559T2 publication Critical patent/DE69921559T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/04—Scanning arrangements, i.e. arrangements for the displacement of active reading or reproducing elements relative to the original or reproducing medium, or vice versa
    • H04N1/19—Scanning arrangements, i.e. arrangements for the displacement of active reading or reproducing elements relative to the original or reproducing medium, or vice versa using multi-element arrays
    • H04N1/195—Scanning arrangements, i.e. arrangements for the displacement of active reading or reproducing elements relative to the original or reproducing medium, or vice versa using multi-element arrays the array comprising a two-dimensional [2D] array
    • H04N1/19594—Scanning arrangements, i.e. arrangements for the displacement of active reading or reproducing elements relative to the original or reproducing medium, or vice versa using multi-element arrays the array comprising a two-dimensional [2D] array using a television camera or a still video camera
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B11/00—Measuring arrangements characterised by the use of optical techniques
    • G01B11/24—Measuring arrangements characterised by the use of optical techniques for measuring contours or curvatures
    • G01B11/25—Measuring arrangements characterised by the use of optical techniques for measuring contours or curvatures by projecting a pattern, e.g. one or more lines, moiré fringes on the object
    • G01B11/2513—Measuring arrangements characterised by the use of optical techniques for measuring contours or curvatures by projecting a pattern, e.g. one or more lines, moiré fringes on the object with several lines being projected in more than one direction, e.g. grids, patterns
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B11/00—Measuring arrangements characterised by the use of optical techniques
    • G01B11/30—Measuring arrangements characterised by the use of optical techniques for measuring roughness or irregularity of surfaces
    • G01B11/306—Measuring arrangements characterised by the use of optical techniques for measuring roughness or irregularity of surfaces for measuring evenness
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00—Image analysis
    • G06T7/50—Depth or shape recovery
    • G06T7/521—Depth or shape recovery from laser ranging, e.g. using interferometry; from the projection of structured light
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/04—Scanning arrangements, i.e. arrangements for the displacement of active reading or reproducing elements relative to the original or reproducing medium, or vice versa
    • H04N1/19—Scanning arrangements, i.e. arrangements for the displacement of active reading or reproducing elements relative to the original or reproducing medium, or vice versa using multi-element arrays
    • H04N1/195—Scanning arrangements, i.e. arrangements for the displacement of active reading or reproducing elements relative to the original or reproducing medium, or vice versa using multi-element arrays the array comprising a two-dimensional [2D] array
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N2201/00—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof
    • H04N2201/04—Scanning arrangements
    • H04N2201/0402—Arrangements not specific to a particular one of the scanning methods covered by groups H04N1/04 - H04N1/207
    • H04N2201/043—Viewing the scanned area
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N2201/00—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof
    • H04N2201/04—Scanning arrangements
    • H04N2201/0402—Arrangements not specific to a particular one of the scanning methods covered by groups H04N1/04 - H04N1/207
    • H04N2201/0434—Arrangements not specific to a particular one of the scanning methods covered by groups H04N1/04 - H04N1/207 specially adapted for scanning pages of a book
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N2201/00—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof
    • H04N2201/04—Scanning arrangements
    • H04N2201/0402—Arrangements not specific to a particular one of the scanning methods covered by groups H04N1/04 - H04N1/207
    • H04N2201/0436—Scanning a picture-bearing surface lying face up on a support
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N2201/00—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof
    • H04N2201/04—Scanning arrangements
    • H04N2201/047—Detection, control or error compensation of scanning velocity or position
    • H04N2201/04701—Detection of scanning velocity or position
    • H04N2201/04715—Detection of scanning velocity or position by detecting marks or the like, e.g. slits
    • H04N2201/04717—Detection of scanning velocity or position by detecting marks or the like, e.g. slits on the scanned sheet, e.g. a reference sheet
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N2201/00—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof
    • H04N2201/04—Scanning arrangements
    • H04N2201/047—Detection, control or error compensation of scanning velocity or position
    • H04N2201/04701—Detection of scanning velocity or position
    • H04N2201/04743—Detection of scanning velocity or position by detecting the image directly
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N2201/00—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof
    • H04N2201/04—Scanning arrangements
    • H04N2201/047—Detection, control or error compensation of scanning velocity or position
    • H04N2201/04701—Detection of scanning velocity or position
    • H04N2201/04749—Detecting position relative to a gradient, e.g. using triangular-shaped masks, marks or gratings

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Optics & Photonics (AREA)
  • Theoretical Computer Science (AREA)
  • Studio Devices (AREA)
  • Measurement Of Optical Distance (AREA)
  • Automatic Focus Adjustment (AREA)
DE69921559T 1998-07-21 1999-06-16 Digitalkameras Expired - Fee Related DE69921559T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/120,096 US6741279B1 (en) 1998-07-21 1998-07-21 System and method for capturing document orientation information with a digital camera
US120096 1998-07-21

Publications (2)

Publication Number Publication Date
DE69921559D1 DE69921559D1 (de) 2004-12-09
DE69921559T2 true DE69921559T2 (de) 2005-10-27

Family

ID=22388244

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69921559T Expired - Fee Related DE69921559T2 (de) 1998-07-21 1999-06-16 Digitalkameras

Country Status (4)

Country Link
US (1) US6741279B1 (cg-RX-API-DMAC10.html)
EP (1) EP0974811B1 (cg-RX-API-DMAC10.html)
JP (1) JP2000089092A (cg-RX-API-DMAC10.html)
DE (1) DE69921559T2 (cg-RX-API-DMAC10.html)

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* Cited by examiner, † Cited by third party
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EP1067362A1 (en) 1999-07-09 2001-01-10 Hewlett-Packard Company Document imaging system
EP1067757A1 (en) 1999-07-09 2001-01-10 Hewlett-Packard Company Curled surface imaging system
EP1128655B1 (en) * 2000-02-21 2006-12-06 Hewlett-Packard Company, A Delaware Corporation Framing aid for a document capture device
US6463220B1 (en) * 2000-11-08 2002-10-08 Xerox Corporation Method and apparatus for indicating a field of view for a document camera
GB2372656A (en) * 2001-02-23 2002-08-28 Ind Control Systems Ltd Optical position determination
GB2379818A (en) * 2001-07-25 2003-03-19 Univ Bristol Automatic surface inspection using plural different radiation sources.
JP2003066321A (ja) 2001-08-29 2003-03-05 Mega Chips Corp Ａｆ制御装置およびａｆ制御方法
US7053939B2 (en) * 2001-10-17 2006-05-30 Hewlett-Packard Development Company, L.P. Automatic document detection method and system
FR2842591B1 (fr) * 2002-07-16 2004-10-22 Ecole Nale Sup Artes Metiers Dispositif pour mesurer des variations dans le relief d'un objet
JP2004093275A (ja) 2002-08-30 2004-03-25 Seiko Precision Inc 角度検出装置およびそれを備えたプロジェクタ
EP1426732A1 (en) * 2002-11-29 2004-06-09 Seiko Precision Inc. Angle detection apparatus, projector including the same, and angle detection method
US7522824B2 (en) * 2003-03-28 2009-04-21 Fujitsu Limited Photographing apparatus photographing method and computer program
JP2005006228A (ja) * 2003-06-13 2005-01-06 Casio Comput Co Ltd プロジェクタ
JP4155890B2 (ja) * 2003-07-15 2008-09-24 カシオ計算機株式会社 プロジェクタ、プロジェクタの傾斜角度取得方法及び投影像補正方法
JP3969363B2 (ja) * 2003-07-30 2007-09-05 カシオ計算機株式会社 プロジェクタ及びプロジェクタの投影像補正方法
JP4020043B2 (ja) * 2003-08-25 2007-12-12 カシオ計算機株式会社 投影装置、投影方法及びプログラム
JP4644540B2 (ja) 2005-06-28 2011-03-02 富士通株式会社 撮像装置
JP4799216B2 (ja) * 2006-03-03 2011-10-26 富士通株式会社 距離測定機能を有する撮像装置
US7564548B2 (en) 2006-03-28 2009-07-21 Axsun Technologies, Inc. Low pixel count tunable laser raman spectroscopy system and method
EP2053348A1 (de) * 2007-10-23 2009-04-29 Texmag GmbH Vertriebsgesellschaft Verfahren und Vorrichtung zur optischen Erfassung eines Objekts
US20110019243A1 (en) * 2009-07-21 2011-01-27 Constant Jr Henry J Stereoscopic form reader
US8428394B2 (en) * 2010-05-25 2013-04-23 Marcus KRIETER System and method for resolving spatial orientation using intelligent optical selectivity
WO2016099527A1 (en) 2014-12-19 2016-06-23 Hewlett-Packard Development Company, L.P. Determine image capture position information based on a quasi-periodic pattern
US10958841B2 (en) 2017-01-06 2021-03-23 Intel Corporation Integrated image sensor and display pixel
JP2018117309A (ja) * 2017-01-20 2018-07-26 ソニーセミコンダクタソリューションズ株式会社 撮像装置、画像処理方法および画像処理システム
CN109445726B (zh) * 2018-11-09 2021-11-23 珠海奔彩打印科技有限公司 一种多方向旋转编辑打印内容的打印装置及打印方法
US10832045B2 (en) * 2019-01-10 2020-11-10 Microsoft Technology Licensing, Llc Camera environment mapping
US11211433B2 (en) 2020-05-04 2021-12-28 Intel Corporation In-display sensors and viewing angle adjustment microassemblies
US10991081B1 (en) 2020-12-31 2021-04-27 VoyagerX, Inc. Book scanning using machine-trained model
US11030488B1 (en) 2020-12-31 2021-06-08 VoyagerX, Inc. Book scanning using machine-trained model

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2514930A1 (de) 1975-04-05 1976-10-14 Opto Produkte Ag Verfahren zur optischen ermittlung und zum vergleich von formen und lagen von objekten
JPS60167069A (ja) * 1984-02-09 1985-08-30 Omron Tateisi Electronics Co 図形認識装置
US4914460A (en) 1987-05-29 1990-04-03 Harbor Branch Oceanographic Institution Inc. Apparatus and methods of determining distance and orientation
EP0356680A1 (de) * 1988-08-11 1990-03-07 Siemens Aktiengesellschaft Optische Aufnahmeeinrichtung für Bildverarbeitungssysteme
US6133951A (en) * 1994-05-10 2000-10-17 Asahi Kogaku Kogyo Kabushiki Kaisha Still-video camera with function setting operation
US5793901A (en) * 1994-09-30 1998-08-11 Omron Corporation Device and method to detect dislocation of object image data
JPH08336069A (ja) * 1995-04-13 1996-12-17 Eastman Kodak Co 電子スチルカメラ
US5753931A (en) 1995-07-13 1998-05-19 Nike, Inc. Object imaging device and method using line striping
US6034379A (en) * 1996-03-01 2000-03-07 Intermec Ip Corp. Code reader having replaceable optics assemblies supporting multiple illuminators
US6003773A (en) * 1996-03-01 1999-12-21 Intermec Ip Corp. Tablet style indicia reader with system for handling multiple indicia
US6449004B1 (en) * 1996-04-23 2002-09-10 Minolta Co., Ltd. Electronic camera with oblique view correction
US6026186A (en) * 1997-11-17 2000-02-15 Xerox Corporation Line and curve detection using local information
GB2359895B (en) * 2000-03-03 2003-09-10 Hewlett Packard Co Camera projected viewfinder

Also Published As

Publication number Publication date
DE69921559D1 (de) 2004-12-09
EP0974811B1 (en) 2004-11-03
JP2000089092A (ja) 2000-03-31
US6741279B1 (en) 2004-05-25
EP0974811A1 (en) 2000-01-26

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Legal Events

Date Code Title Description
8327 Change in the person/name/address of the patent owner

Owner name: HEWLETT-PACKARD DEVELOPMENT CO., L.P., HOUSTON, TE

8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee