DE69533054D1 - Multi-Fensterverfahren zur Schwellwertverarbeitung von Bildern unter Verwendung der örtlichen Bildeigenschaften - Google Patents

Multi-Fensterverfahren zur Schwellwertverarbeitung von Bildern unter Verwendung der örtlichen Bildeigenschaften

Info

Publication number
DE69533054D1
DE69533054D1 DE69533054T DE69533054T DE69533054D1 DE 69533054 D1 DE69533054 D1 DE 69533054D1 DE 69533054 T DE69533054 T DE 69533054T DE 69533054 T DE69533054 T DE 69533054T DE 69533054 D1 DE69533054 D1 DE 69533054D1
Authority
DE
Germany
Prior art keywords
images
local image
threshold processing
image properties
window process
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
Application number
DE69533054T
Other languages
English (en)
Other versions
DE69533054T2 (de
Inventor
Yongchun Lee
Joseph M Basile
Peter Rudak
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.)
Eastman Kodak Co
Original Assignee
Eastman Kodak Co
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 Eastman Kodak Co filed Critical Eastman Kodak Co
Application granted granted Critical
Publication of DE69533054D1 publication Critical patent/DE69533054D1/de
Publication of DE69533054T2 publication Critical patent/DE69533054T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00—Image analysis
    • G06T7/10—Segmentation; Edge detection
    • G06T7/11—Region-based segmentation
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V30/00—Character recognition; Recognising digital ink; Document-oriented image-based pattern recognition
    • G06V30/10—Character recognition
    • G06V30/16—Image preprocessing
    • G06V30/162—Quantising the image signal
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2207/00—Indexing scheme for image analysis or image enhancement
    • G06T2207/10—Image acquisition modality
    • G06T2207/10004—Still image; Photographic image
    • G06T2207/10008—Still image; Photographic image from scanner, fax or copier
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2207/00—Indexing scheme for image analysis or image enhancement
    • G06T2207/30—Subject of image; Context of image processing
    • G06T2207/30176—Document
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V30/00—Character recognition; Recognising digital ink; Document-oriented image-based pattern recognition
    • G06V30/10—Character recognition
DE69533054T 1994-11-10 1995-10-30 Mehrfenstertechnik zur Schwellenwertverarbeitung eines Bildes unter Verwendung lokaler Bildeigenschaften Expired - Lifetime DE69533054T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/338,051 US5583659A (en) 1994-11-10 1994-11-10 Multi-windowing technique for thresholding an image using local image properties
US338051 1994-11-10

Publications (2)

Publication Number Publication Date
DE69533054D1 true DE69533054D1 (de) 2004-06-24
DE69533054T2 DE69533054T2 (de) 2005-05-12

Family

ID=23323205

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69533054T Expired - Lifetime DE69533054T2 (de) 1994-11-10 1995-10-30 Mehrfenstertechnik zur Schwellenwertverarbeitung eines Bildes unter Verwendung lokaler Bildeigenschaften

Country Status (4)

Country Link
US (1) US5583659A (de)
EP (1) EP0712094B1 (de)
JP (1) JPH08214162A (de)
DE (1) DE69533054T2 (de)

Families Citing this family (97)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3037432B2 (ja) * 1993-11-01 2000-04-24 カドラックス・インク 光波オーブンによる食物調理方法および調理装置
ES2140825T3 (es) * 1995-01-31 2000-03-01 United Parcel Service Inc Procedimiento y aparato para separar el primer plano del fondo en imagenes que contienen texto.
KR0181129B1 (ko) * 1995-06-17 1999-05-01 김광호 화상처리장치의 화소 이치화 장치 및 방법
US6256529B1 (en) 1995-07-26 2001-07-03 Burdette Medical Systems, Inc. Virtual reality 3D visualization for surgical procedures
US5979763A (en) * 1995-10-13 1999-11-09 Metanetics Corporation Sub-pixel dataform reader with dynamic noise margins
DE19549216C2 (de) * 1995-12-30 1999-09-09 Fraunhofer Ges Forschung Verfahren zur Bildauswertung
US5923776A (en) * 1996-05-23 1999-07-13 The United States Of America As Represented By The Secretary Of The Navy Object extraction in images
US5861616A (en) * 1996-10-01 1999-01-19 Mustek Systems, Inc. Method and device for recognizing a waveform of an analog signal
US5990956A (en) * 1996-12-30 1999-11-23 Daewoo Electronics, Inc. Method and apparatus for padding a video signal for shape adaptive transformation
US6157749A (en) * 1997-03-05 2000-12-05 Canon Kabushiki Kaisha Image processing apparatus and method, and storing medium
US5859891A (en) * 1997-03-07 1999-01-12 Hibbard; Lyn Autosegmentation/autocontouring system and method for use with three-dimensional radiation therapy treatment planning
US6016960A (en) * 1997-07-08 2000-01-25 Intermec Ip Corporation Rule based method and apparatus for processing reflectance signals from machine-readable symbols or images
US6012640A (en) * 1997-07-08 2000-01-11 Intermec Ip Corporation Rule based and fuzzy logic method and apparatus for processing reflectance signals from machine-readable symbols or images
US6115377A (en) * 1997-08-21 2000-09-05 Eastman Kodak Company Digital synchronization of multiple asynchronous data sources
US6075622A (en) * 1997-10-14 2000-06-13 Eastman Kodak Company Duplex document scanner for processing multiplexed images with a single data path
AU4318499A (en) 1997-11-24 1999-12-13 Burdette Medical Systems, Inc. Real time brachytherapy spatial registration and visualization system
US6044179A (en) * 1997-11-26 2000-03-28 Eastman Kodak Company Document image thresholding using foreground and background clustering
WO1999042807A1 (fr) 1998-02-19 1999-08-26 Asahi Glass Company Ltd. Procede et appareil de test de bris de glace, procede d'imagerie correspondant, et procede de traitement de signaux d'images
US6160913A (en) * 1998-03-25 2000-12-12 Eastman Kodak Company Method and apparatus for digital halftone dots detection and removal in business documents
JP3345350B2 (ja) * 1998-05-27 2002-11-18 富士通株式会社 文書画像認識装置、その方法、及び記録媒体
DE69822608T2 (de) * 1998-05-28 2005-01-05 International Business Machines Corp. Binarisierungsverfahren in einem Zeichenerkennungssystem
US6227725B1 (en) * 1998-08-18 2001-05-08 Seiko Epson Corporation Text enhancement for color and gray-scale documents
US6317223B1 (en) * 1998-12-14 2001-11-13 Eastman Kodak Company Image processing system for reducing vertically disposed patterns on images produced by scanning
US6282326B1 (en) * 1998-12-14 2001-08-28 Eastman Kodak Company Artifact removal technique for skew corrected images
US6343159B1 (en) * 1998-12-23 2002-01-29 Xerox Corporation Method and apparatus for modeling and reconstruction of halftoned images
JP4018310B2 (ja) * 1999-04-21 2007-12-05 株式会社リコー 画像二値化装置、画像撮像装置、画像二値化方法、画像撮像方法およびその方法の各工程としてコンピュータを機能させるためのプログラムを記録したコンピュータ読取可能な記録媒体
JP4094789B2 (ja) * 1999-11-26 2008-06-04 富士通株式会社 画像処理装置及び画像処理方法
US7221780B1 (en) * 2000-06-02 2007-05-22 Sony Corporation System and method for human face detection in color graphics images
US6701009B1 (en) * 2000-06-06 2004-03-02 Sharp Laboratories Of America, Inc. Method of separated color foreground and background pixel improvement
JP3619757B2 (ja) * 2000-07-17 2005-02-16 三洋電機株式会社 クリップ回路及びそれを用いた画像処理装置
US6621595B1 (en) * 2000-11-01 2003-09-16 Hewlett-Packard Development Company, L.P. System and method for enhancing scanned document images for color printing
US7043080B1 (en) * 2000-11-21 2006-05-09 Sharp Laboratories Of America, Inc. Methods and systems for text detection in mixed-context documents using local geometric signatures
US6806980B2 (en) * 2000-12-28 2004-10-19 Xerox Corporation Adaptive illumination correction of scanned images
US6924909B2 (en) * 2001-02-20 2005-08-02 Eastman Kodak Company High-speed scanner having image processing for improving the color reproduction and visual appearance thereof
US6823081B2 (en) 2001-04-30 2004-11-23 Eastman Kodak Company Generation of a color dropout function for use in electronic color dropout
CN1184796C (zh) * 2001-07-26 2005-01-12 佳能株式会社 图象处理方法和设备以及图象处理系统
CN1213592C (zh) * 2001-07-31 2005-08-03 佳能株式会社 采用自适应二值化的图象处理方法和设备
US7136515B2 (en) * 2001-09-13 2006-11-14 Intel Corporation Method and apparatus for providing a binary fingerprint image
US7203900B2 (en) * 2001-09-14 2007-04-10 Canon Kabushiki Kaisha Apparatus and method for inserting blank document pages in a print layout application
JP4532798B2 (ja) * 2001-09-14 2010-08-25 キヤノン株式会社 文書処理装置及び方法
US20050002566A1 (en) * 2001-10-11 2005-01-06 Riccardo Di Federico Method and apparatus for discriminating between different regions of an image
WO2003039370A1 (en) 2001-11-05 2003-05-15 Computerized Medical Systems, Inc. Apparatus and method for registration, guidance, and targeting of external beam radiation therapy
US7031543B2 (en) * 2002-01-02 2006-04-18 Xerox Corporation Grayscale image de-speckle algorithm
US8103104B2 (en) * 2002-01-11 2012-01-24 Hewlett-Packard Development Company, L.P. Text extraction and its application to compound document image compression
US6970606B2 (en) * 2002-01-16 2005-11-29 Eastman Kodak Company Automatic image quality evaluation and correction technique for digitized and thresholded document images
US7233695B2 (en) * 2002-07-01 2007-06-19 Xerox Corporation Scan color conversion method
US7308136B2 (en) * 2002-07-01 2007-12-11 Xerox Corporation Weak edge repositioning in a MRC segmentor
US7236641B2 (en) * 2002-07-01 2007-06-26 Xerox Corporation Page background detection and neutrality on scanned documents
US6987882B2 (en) * 2002-07-01 2006-01-17 Xerox Corporation Separation system for Multiple Raster Content (MRC) representation of documents
US7227988B2 (en) * 2002-07-01 2007-06-05 Xerox Corporation Prioritized PDL segmentation producing two bit selector
US7324120B2 (en) * 2002-07-01 2008-01-29 Xerox Corporation Segmentation method and system for scanned documents
US7200263B2 (en) * 2002-07-01 2007-04-03 Xerox Corporation Background suppression and color adjustment method
US7031518B2 (en) * 2002-07-01 2006-04-18 Xerox Corporation Segmentation method and system for Multiple Raster Content (MRC) representation of documents
US6983076B2 (en) * 2002-07-01 2006-01-03 Xerox Corporation Control system for digital de-screening of documents
US7218418B2 (en) * 2002-07-01 2007-05-15 Xerox Corporation Digital de-screening of documents
US7375856B2 (en) * 2002-07-01 2008-05-20 Xerox Corporation Halftone screen frequency and magnitude estimation for digital descreening of documents
US7456982B2 (en) * 2002-07-01 2008-11-25 Xerox Corporation Segmentation method and system for multiple raster content (MRC) representation of documents
US7242802B2 (en) * 2002-07-01 2007-07-10 Xerox Corporation Segmentation method and system for Multiple Raster Content (MRC) representation of documents
US7433084B2 (en) * 2002-07-01 2008-10-07 Xerox Corporation Digital de-screening technique for scanned documents
US7356183B2 (en) * 2002-07-01 2008-04-08 Xerox Corporation Segmentation method and system for multiple raster content (MRC) representation of documents
US7269294B2 (en) * 2002-07-01 2007-09-11 Xerox Corporation Foreground erosion method and system for Multiple Raster Content (MRC) representation of documents
US7382489B2 (en) * 2002-07-01 2008-06-03 Xerox Corporation Efficient interpolation technique using programmable node spacing
US7187800B2 (en) 2002-08-02 2007-03-06 Computerized Medical Systems, Inc. Method and apparatus for image segmentation using Jensen-Shannon divergence and Jensen-Renyi divergence
US7570394B2 (en) * 2003-03-27 2009-08-04 Xerox Corporation System for determining the size of an original image, such as in a digital copier
TWI366156B (en) * 2003-07-01 2012-06-11 Xerox Corp Method and system for thinning or eroding a gray image of an input image defined by a plurality of pixels
US7532363B2 (en) 2003-07-01 2009-05-12 Xerox Corporation Apparatus and methods for de-screening scanned documents
US7366357B2 (en) * 2004-02-12 2008-04-29 Xerox Corporation Systems and methods for adjusting image data to form highly compressible image planes
US7379587B2 (en) * 2004-02-12 2008-05-27 Xerox Corporation Systems and methods for identifying regions within an image having similar continuity values
US7366746B2 (en) * 2004-02-12 2008-04-29 Xerox Corporation Finite impulse response filter method and apparatus
US7343046B2 (en) * 2004-02-12 2008-03-11 Xerox Corporation Systems and methods for organizing image data into regions
US7302116B2 (en) * 2004-02-12 2007-11-27 Xerox Corporation Method and apparatus for reduced size image
US7403661B2 (en) * 2004-02-12 2008-07-22 Xerox Corporation Systems and methods for generating high compression image data files having multiple foreground planes
US7365882B2 (en) * 2004-02-12 2008-04-29 Xerox Corporation Halftone screen frequency and magnitude estimation for digital descreening of documents
US7386166B2 (en) * 2004-02-12 2008-06-10 Xerox Corporation Systems and methods for connecting regions image data having similar characteristics
CN100347722C (zh) * 2004-12-24 2007-11-07 佳能株式会社 用于确定文本二值化阈值的方法和设备
US7400776B2 (en) * 2005-01-10 2008-07-15 International Business Machines Corporation Visual enhancement for reduction of visual noise in a text field
US20060247863A1 (en) * 2005-04-28 2006-11-02 Bui Huy A Optimizing maldi mass spectrometer operation by sample plate image analysis
US8098907B2 (en) * 2005-07-01 2012-01-17 Siemens Corporation Method and system for local adaptive detection of microaneurysms in digital fundus images
US7620260B2 (en) * 2005-11-10 2009-11-17 Samsung Electronics Co., Ltd. Line thinning method and system for grayscale image
US20070146794A1 (en) * 2005-12-23 2007-06-28 Lexmark International, Inc. Descreening and detail enhancement for scanned documents
US20070253040A1 (en) * 2006-04-28 2007-11-01 Eastman Kodak Company Color scanning to enhance bitonal image
US7949162B2 (en) * 2006-08-14 2011-05-24 Siemens Medical Solutions Usa, Inc. System and method for solid component evaluation in mixed ground glass nodules
WO2008060124A2 (en) * 2006-11-17 2008-05-22 Silicon Communications Technology Co., Ltd. Low power image sensor adjusting reference voltage automatically and optical pointing device comprising the same
JP4424386B2 (ja) * 2007-08-09 2010-03-03 三菱電機株式会社 画像表示装置、画像処理装置および画像処理方法
US8111918B2 (en) * 2008-10-20 2012-02-07 Xerox Corporation Segmentation for three-layer mixed raster content images
US8885967B2 (en) * 2009-01-19 2014-11-11 Csr Technology Inc. Method and apparatus for content adaptive sharpness enhancement
US8503814B2 (en) * 2009-01-19 2013-08-06 Csr Technology Inc. Method and apparatus for spectrum estimation
US8289568B1 (en) 2009-02-19 2012-10-16 Hewlett-Packard Development Company, L.P. Printing using variable pixel-replication factors
US8254694B2 (en) * 2009-06-08 2012-08-28 Xerox Corporation Thin line detection in scanned image data
US8634630B2 (en) * 2010-10-07 2014-01-21 Texas Instruments Incorporated Method and apparatus for enhancing representations of micro-calcifications in a digital mammogram image
US8670611B2 (en) 2011-10-24 2014-03-11 International Business Machines Corporation Background understanding in video data
WO2013067025A1 (en) * 2011-10-31 2013-05-10 Volcano Corporation Devices, systems, and methods for controlling field of view in imaging systems
US9147262B1 (en) * 2014-08-25 2015-09-29 Xerox Corporation Methods and systems for image processing
US10237447B2 (en) * 2015-06-29 2019-03-19 Canon Kabushiki Kaisha Image processing apparatus, image processing method, and storage medium
CN108573469A (zh) * 2017-03-07 2018-09-25 富士通株式会社 图像处理装置和方法
JP7149047B2 (ja) * 2018-09-27 2022-10-06 キヤノン電子株式会社 画像処理装置、画像処理装置の制御方法、及びプログラム
CN111062910B (zh) * 2019-11-13 2023-06-20 易思维（杭州）科技有限公司 局部阈值分割方法及缺陷检测方法

Family Cites Families (34)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5537092A (en) * 1978-09-05 1980-03-14 Ibm Mode switch for setting threshold value
NL8105256A (nl) * 1981-11-20 1983-06-16 Philips Nv Inrichting voor het dynamisch instellen van een discriminatiedrempel zwart/wit bij het bewerken van beelden met grijsheidswaarden.
US4468704A (en) * 1982-10-28 1984-08-28 Xerox Corporation Adaptive thresholder
US4709274A (en) * 1983-08-29 1987-11-24 Canon Kabushiki Kaisha Image processing apparatus
JPH0743773B2 (ja) * 1986-02-27 1995-05-15 キヤノン株式会社 画像処理装置
AU583202B2 (en) * 1987-02-06 1989-04-20 Fujitsu Limited Method and apparatus for extracting pattern contours in image processing
US5025480A (en) * 1987-03-23 1991-06-18 Eastman Kodak Company Background referencing
US4868670A (en) * 1987-07-24 1989-09-19 Eastman Kodak Company Apparatus and method for improving the compressibility of an enhanced image through use of a momentarily varying threshold level
DE68918886T2 (de) * 1988-04-08 1995-06-01 Dainippon Screen Mfg Verfahren zur Gewinnung der Aussenlinie eines Objektes in einem Bild.
JPH0668763B2 (ja) * 1988-04-11 1994-08-31 株式会社イーゼル 画像処理方法
US5086484A (en) * 1988-08-24 1992-02-04 Canon Kabushiki Kaisha Image processing apparatus with fixed or variable threshold
US5055944A (en) * 1988-11-15 1991-10-08 Mita Industrial Co., Ltd. Image signal processing apparatus
JPH02162475A (ja) * 1988-12-15 1990-06-22 Dainippon Screen Mfg Co Ltd 画像輪郭修正方法
US4912569A (en) * 1989-01-24 1990-03-27 Eastman Kodak Company Method for thresholding an image signal
US4918543A (en) * 1989-01-24 1990-04-17 Eastman Kodak Company Apparatus for thresholding an image signal
US4908875A (en) * 1989-03-21 1990-03-13 Hughes Aircraft Company Adaptive thresholding technique
US5153925A (en) * 1989-04-27 1992-10-06 Canon Kabushiki Kaisha Image processing apparatus
US5315405A (en) * 1989-08-29 1994-05-24 Mutoh Industries Ltd. Binary circuit of scanner read image data
US5034990A (en) * 1989-09-05 1991-07-23 Eastman Kodak Company Edge enhancement error diffusion thresholding for document images
US5070413A (en) * 1989-10-10 1991-12-03 Eastman Kodak Company Color digital halftoning with vector error diffusion
CA2028092C (en) * 1989-10-23 1996-08-06 Yuji Tanaka Binary image processing apparatus
US5150223A (en) * 1989-11-30 1992-09-22 Eastman Kodak Company Copier with single pass auto exposure
US5201014A (en) * 1990-02-08 1993-04-06 Hewlett-Packard Company Method and apparatus for establishing threshold level in a binary mode document scanner
US5268773A (en) * 1990-03-30 1993-12-07 Samsung Electronics Co., Ltd. Document image signal processor having an adaptive threshold
JP2574923B2 (ja) * 1990-04-10 1997-01-22 大日本スクリーン製造株式会社 輪郭強調方法および画像処理装置
JP3038816B2 (ja) * 1990-06-27 2000-05-08 株式会社リコー 画像処理装置
JPH04271662A (ja) * 1991-02-27 1992-09-28 Nec Corp 画像領域判定装置
EP0505200A3 (en) * 1991-03-20 1993-12-01 Fujitsu Ltd Radiographic image processing method wherein small variation of density is selectively made clear
US5271064A (en) * 1991-06-14 1993-12-14 University Of Cincinnati Apparatus and method for smoothing regions and enhancing edges in gray scale images
US5224177A (en) * 1991-10-31 1993-06-29 The University Of Chicago High quality film image correction and duplication method and system
EP0548571A1 (de) * 1991-11-25 1993-06-30 Eastman Kodak Company System und Verfahren für bidirektionale adaptive Schwellenwertanwendung
US5200831A (en) * 1992-06-05 1993-04-06 Eastman Kodak Company Method and arrangement for locally switching gray dot types to reproduce an image with gray level printing
US5450531A (en) * 1992-11-30 1995-09-12 Eastman Kodak Company Resolution enhancement system for combined binary and gray scale halftone images
US5452367A (en) * 1993-11-29 1995-09-19 Arch Development Corporation Automated method and system for the segmentation of medical images

Also Published As

Publication number Publication date
DE69533054T2 (de) 2005-05-12
JPH08214162A (ja) 1996-08-20
US5583659A (en) 1996-12-10
EP0712094A3 (de) 1996-07-10
EP0712094A2 (de) 1996-05-15
EP0712094B1 (de) 2004-05-19

Similar Documents

Publication Publication Date Title
DE69533054D1 (de) Multi-Fensterverfahren zur Schwellwertverarbeitung von Bildern unter Verwendung der örtlichen Bildeigenschaften
DE69325889D1 (de) Verfahren zur Segmentierung von Bildmerkmalen
DE69512950D1 (de) Verfahren zur Detektion von identischen Teilbildern
DE60133160D1 (de) Bildverarbeitungsverfahren und -Vorrichtung zur Regelung der Helligkeit von Numerischen Bildern
DE69530536D1 (de) Verfahren zur Positionsregelung von Röntgenbildern
DE69417119T2 (de) Verfahren zur Herstellung von Bildaufzeichnungselementen
DE69729849D1 (de) Datenverarbeitungssystem zur Erzeugung von Druckmaterial
DE69427603T2 (de) Mehrprozessorverfahren zur Zerlegung von ATM Paketen
DE69908526D1 (de) Verfahren und System zur Bildverarbeitung unter Verwendung von Konturerfassungsschritten
DE69132232D1 (de) System zur Verarbeitung von Bilddaten
DE68903992T2 (de) Verfahren zur aenderung der schattierung von bildern.
DE69129161D1 (de) Farbentwicklungszusammensetzung und Verarbeitungsverfahren unter Verwendung derselben
DE69129721T2 (de) Verfahren zur Bildglättung
DE69414652D1 (de) Verbessertes Verfahren zur Bildung von Siliconkristallen
DE69109742D1 (de) Verfahren zur Regelung der Helligkeit von Bildschirmen.
DE69507594T2 (de) Bildverarbeitungsverfahren zur Ermittlung von Gesichtsmerkmalen
DE69225348T2 (de) Verfahren zur Herstellung von Bildern
DE69506589T2 (de) System und Verfahren zur automatischen Herstellung von Schnittbildern
DE59504017D1 (de) Controller zur aufbereitung von kodierten bildinformationen
DE69105826D1 (de) Apparat zur Anzeige oder Projektion von Bildern oder ähnlichem.
DE4493594T1 (de) Verfahren zur Herstellung von Farbbildern und dafür verwendete Apparatur
DE69507144D1 (de) Verfahren zur elektrostatografischen Reproduktion von Bildern mit kontinuierlichen Tönen
DE59901034D1 (de) Verfahren zur bildgrössenänderung von videobildern
DE69319386D1 (de) Verfahren zur Herstellung von Farbbildern
DE59108307D1 (de) Verfahren zur Qualitätsverbesserung von Zeilenbildern

Legal Events

Date Code Title Description
8364 No opposition during term of opposition