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DE3774578D1 - Bildverarbeitungsverfahren und geraet zur entfernung von fehlerhaften lichtflecken. - Google Patents

Bildverarbeitungsverfahren und geraet zur entfernung von fehlerhaften lichtflecken.

Info

Publication number
DE3774578D1
DE3774578D1 DE8787903730T DE3774578T DE3774578D1 DE 3774578 D1 DE3774578 D1 DE 3774578D1 DE 8787903730 T DE8787903730 T DE 8787903730T DE 3774578 T DE3774578 T DE 3774578T DE 3774578 D1 DE3774578 D1 DE 3774578D1
Authority
DE
Germany
Prior art keywords
image processing
processing method
light spots
defective light
removing defective
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
DE8787903730T
Other languages
English (en)
Inventor
Clare Loveridge
George Powell
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 DE3774578D1 publication Critical patent/DE3774578D1/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T5/00—Image enhancement or restoration
    • G06T5/77—Retouching; Inpainting; Scratch removal
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T5/00—Image enhancement or restoration
    • G06T5/20—Image enhancement or restoration using local operators
    • 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
    • G06T2207/20—Special algorithmic details
    • G06T2207/20172—Image enhancement details
    • G06T2207/20192—Edge enhancement; Edge preservation

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Image Processing (AREA)
  • Facsimile Image Signal Circuits (AREA)
DE8787903730T 1986-06-11 1987-06-11 Bildverarbeitungsverfahren und geraet zur entfernung von fehlerhaften lichtflecken. Expired - Fee Related DE3774578D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB868614212A GB8614212D0 (en) 1986-06-11 1986-06-11 Image processing method
PCT/GB1987/000404 WO1987007741A1 (en) 1986-06-11 1987-06-11 Image processing method for the removal of spot defects and apparatus therefor

Publications (1)

Publication Number Publication Date
DE3774578D1 true DE3774578D1 (de) 1991-12-19

Family

ID=10599298

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8787903730T Expired - Fee Related DE3774578D1 (de) 1986-06-11 1987-06-11 Bildverarbeitungsverfahren und geraet zur entfernung von fehlerhaften lichtflecken.

Country Status (7)

Country Link
US (1) US4833723A (de)
EP (1) EP0309465B1 (de)
JP (1) JPH01502937A (de)
CA (1) CA1309167C (de)
DE (1) DE3774578D1 (de)
GB (1) GB8614212D0 (de)
WO (1) WO1987007741A1 (de)

Families Citing this family (31)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7382929B2 (en) 1989-05-22 2008-06-03 Pixel Instruments Corporation Spatial scan replication circuit
US5107422A (en) * 1989-10-02 1992-04-21 Kamentsky Louis A Method and apparatus for measuring multiple optical properties of biological specimens
JP3068628B2 (ja) * 1990-03-22 2000-07-24 キヤノン株式会社 画像処理装置およびその方法
EP0496573B1 (de) * 1991-01-24 1995-12-20 Matsushita Electric Industrial Co., Ltd. Schaltung zur Beseitigung von Bildelementdefekten für Festkörper-Bildaufnehmer
AU645683B2 (en) * 1991-05-30 1994-01-20 Canon Kabushiki Kaisha Compression enhancement in graphics systems
DE69323855T2 (de) * 1992-12-24 1999-09-16 Canon K.K., Tokio/Tokyo Vorrichtung für die Wiedergabe eines Bildsignals
US5710839A (en) * 1994-04-20 1998-01-20 Eastman Kodak Company Method and apparatus for obscuring features of an image
KR0181129B1 (ko) * 1995-06-17 1999-05-01 김광호 화상처리장치의 화소 이치화 장치 및 방법
US5821915A (en) 1995-10-11 1998-10-13 Hewlett-Packard Company Method and apparatus for removing artifacts from scanned halftone images
US5845017A (en) * 1996-12-17 1998-12-01 Eastman Kodak Company Digital image processing method for degraining of film images using distance weighted averaging of target pixel code values
US5768440A (en) * 1996-12-18 1998-06-16 Xerox Corporation Adaptive noise removal for video images with less correction of current pixel for higher variations between surrounding pixels
US6786420B1 (en) 1997-07-15 2004-09-07 Silverbrook Research Pty. Ltd. Data distribution mechanism in the form of ink dots on cards
US6618117B2 (en) 1997-07-12 2003-09-09 Silverbrook Research Pty Ltd Image sensing apparatus including a microcontroller
US7110024B1 (en) 1997-07-15 2006-09-19 Silverbrook Research Pty Ltd Digital camera system having motion deblurring means
US5844243A (en) * 1997-07-15 1998-12-01 Direct Radiography Co. Method for preparing digital radiography panels
US6985207B2 (en) 1997-07-15 2006-01-10 Silverbrook Research Pty Ltd Photographic prints having magnetically recordable media
AUPO850597A0 (en) 1997-08-11 1997-09-04 Silverbrook Research Pty Ltd Image processing method and apparatus (art01a)
US6624848B1 (en) 1997-07-15 2003-09-23 Silverbrook Research Pty Ltd Cascading image modification using multiple digital cameras incorporating image processing
US6879341B1 (en) 1997-07-15 2005-04-12 Silverbrook Research Pty Ltd Digital camera system containing a VLIW vector processor
US6948794B2 (en) 1997-07-15 2005-09-27 Silverbrook Reserach Pty Ltd Printhead re-capping assembly for a print and demand digital camera system
US6690419B1 (en) 1997-07-15 2004-02-10 Silverbrook Research Pty Ltd Utilising eye detection methods for image processing in a digital image camera
GB9726386D0 (en) * 1997-12-12 1998-02-11 Univ Cambridge Tech Optical correlator
AUPP702098A0 (en) 1998-11-09 1998-12-03 Silverbrook Research Pty Ltd Image creation method and apparatus (ART73)
GB9825086D0 (en) 1998-11-17 1999-01-13 Vision Group Plc Defect correction in electronic imaging systems
ATE247885T1 (de) * 1999-03-15 2003-09-15 Texas Instruments Inc Filterung defekter bildelemente bei digitalen bildgebern
US6195467B1 (en) * 1999-03-25 2001-02-27 Image Processing Technologies, Inc. Method and apparatus for sharpening a grayscale image
AUPQ056099A0 (en) 1999-05-25 1999-06-17 Silverbrook Research Pty Ltd A method and apparatus (pprint01)
JP3924476B2 (ja) * 2002-02-26 2007-06-06 富士通株式会社 画像データ処理システム
US7015961B2 (en) * 2002-08-16 2006-03-21 Ramakrishna Kakarala Digital image system and method for combining demosaicing and bad pixel correction
CN1301621C (zh) * 2004-09-08 2007-02-21 威盛电子股份有限公司 动态检测像素数值的方法与装置
US10003758B2 (en) 2016-05-02 2018-06-19 Microsoft Technology Licensing, Llc Defective pixel value correction for digital raw image frames

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4442454A (en) * 1982-11-15 1984-04-10 Eastman Kodak Company Image processing method using a block overlap transformation procedure
US4571635A (en) * 1984-02-17 1986-02-18 Minnesota Mining And Manufacturing Company Method of image enhancement by raster scanning
US4541116A (en) * 1984-02-27 1985-09-10 Environmental Research Institute Of Mi Neighborhood image processing stage for implementing filtering operations
US4630307A (en) * 1984-09-10 1986-12-16 Eastman Kodak Company Signal processing method and apparatus for sampled image signals
US4644410A (en) * 1985-03-11 1987-02-17 R. A. McDonald Dynamic threshold binary generator
EP0227848B1 (de) * 1985-12-17 1991-05-29 International Business Machines Corporation Bild-Vorverarbeitungsverfahren zur Rauschentfernung
US4760541A (en) * 1986-01-29 1988-07-26 General Electric Company Two dimensional digital spatial filter for enhancement of point sources

Also Published As

Publication number Publication date
JPH01502937A (ja) 1989-10-05
EP0309465B1 (de) 1991-11-13
GB8614212D0 (en) 1986-07-16
US4833723A (en) 1989-05-23
CA1309167C (en) 1992-10-20
EP0309465A1 (de) 1989-04-05
WO1987007741A1 (en) 1987-12-17

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee