DE60030456D1 - Verfahren und vorrichtung zur verbesserung von digitalen bildern - Google Patents

Verfahren und vorrichtung zur verbesserung von digitalen bildern

Info

Publication number
DE60030456D1
DE60030456D1 DE60030456T DE60030456T DE60030456D1 DE 60030456 D1 DE60030456 D1 DE 60030456D1 DE 60030456 T DE60030456 T DE 60030456T DE 60030456 T DE60030456 T DE 60030456T DE 60030456 D1 DE60030456 D1 DE 60030456D1
Authority
DE
Germany
Prior art keywords
spatial domain
segment
transform
corrected
digital images
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
DE60030456T
Other languages
English (en)
Other versions
DE60030456T2 (de
Inventor
D Edgar
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
Publication of DE60030456D1 publication Critical patent/DE60030456D1/de
Application granted granted Critical
Publication of DE60030456T2 publication Critical patent/DE60030456T2/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
    • G06T5/00—Image enhancement or restoration
    • G06T5/70—Denoising; Smoothing
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T5/00—Image enhancement or restoration
    • G06T5/10—Image enhancement or restoration using non-spatial domain filtering
    • 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
    • G06T2207/20—Special algorithmic details
    • G06T2207/20048—Transform domain processing
    • G06T2207/20056—Discrete and fast Fourier transform, [DFT, FFT]
    • 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
    • G06T2207/20204—Removing film grain; Adding simulated film grain

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Image Processing (AREA)
  • Facsimile Image Signal Circuits (AREA)
DE60030456T 1999-08-20 2000-05-03 Verfahren und system zur verbesserung von digitalbildern Expired - Lifetime DE60030456T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US15007499P 1999-08-20 1999-08-20
US150074P 1999-08-20
PCT/US2000/012270 WO2001015083A1 (en) 1999-08-20 2000-05-03 Method and system for enhancing digital images

Publications (2)

Publication Number Publication Date
DE60030456D1 true DE60030456D1 (de) 2006-10-12
DE60030456T2 DE60030456T2 (de) 2007-04-19

Family

ID=22533023

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60030456T Expired - Lifetime DE60030456T2 (de) 1999-08-20 2000-05-03 Verfahren und system zur verbesserung von digitalbildern

Country Status (6)

Country Link
US (1) US6771833B1 (de)
EP (1) EP1222631B1 (de)
AU (1) AU4821600A (de)
DE (1) DE60030456T2 (de)
TW (1) TW468336B (de)
WO (1) WO2001015083A1 (de)

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Also Published As

Publication number Publication date
US6771833B1 (en) 2004-08-03
DE60030456T2 (de) 2007-04-19
EP1222631B1 (de) 2006-08-30
WO2001015083A1 (en) 2001-03-01
AU4821600A (en) 2001-03-19
TW468336B (en) 2001-12-11
EP1222631A1 (de) 2002-07-17

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