DE69940009D1 - Verarbeitung digitaler Bilddaten - Google Patents

Verarbeitung digitaler Bilddaten

Info

Publication number
DE69940009D1
DE69940009D1 DE69940009T DE69940009T DE69940009D1 DE 69940009 D1 DE69940009 D1 DE 69940009D1 DE 69940009 T DE69940009 T DE 69940009T DE 69940009 T DE69940009 T DE 69940009T DE 69940009 D1 DE69940009 D1 DE 69940009D1
Authority
DE
Germany
Prior art keywords
processing
image data
digital image
digital
data
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
DE69940009T
Other languages
English (en)
Inventor
Thomas M Holladay
Robert R Buckley
R Victor Klassen
Norman W Zeck
Peter A Crean
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.)
Xerox Corp
Original Assignee
Xerox Corp
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
Priority claimed from US09/203,870 external-priority patent/US6400844B1/en
Priority claimed from US09/217,138 external-priority patent/US6373981B1/en
Priority claimed from US09/218,643 external-priority patent/US6324305B1/en
Application filed by Xerox Corp filed Critical Xerox Corp
Application granted granted Critical
Publication of DE69940009D1 publication Critical patent/DE69940009D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • H04N1/41—Bandwidth or redundancy reduction

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Of Band Width Or Redundancy In Fax (AREA)
DE69940009T 1998-12-02 1999-11-29 Verarbeitung digitaler Bilddaten Expired - Lifetime DE69940009D1 (de)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US09/203,870 US6400844B1 (en) 1998-12-02 1998-12-02 Method and apparatus for segmenting data to create mixed raster content planes
US20648798A 1998-12-07 1998-12-07
US20648898A 1998-12-07 1998-12-07
US09/217,138 US6373981B1 (en) 1998-12-21 1998-12-21 Method and apparatus for segmenting data to create mixed raster content planes
US09/218,643 US6324305B1 (en) 1998-12-22 1998-12-22 Method and apparatus for segmenting a composite image into mixed raster content planes

Publications (1)

Publication Number Publication Date
DE69940009D1 true DE69940009D1 (de) 2009-01-15

Family

ID=27539492

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69940009T Expired - Lifetime DE69940009D1 (de) 1998-12-02 1999-11-29 Verarbeitung digitaler Bilddaten

Country Status (2)

Country Link
EP (1) EP1006715B1 (de)
DE (1) DE69940009D1 (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6650773B1 (en) 2000-09-29 2003-11-18 Hewlett-Packard Development Company, L.P. Method including lossless compression of luminance channel and lossy compression of chrominance channels
US7027647B2 (en) * 2001-12-31 2006-04-11 Hewlett-Packard Development Company, L.P. Coder matched layer separation for compression of compound documents
AU2002235321B2 (en) * 2002-01-16 2006-03-16 Vedanti Systems Limited Optimized data transmission system and method
JP4948442B2 (ja) * 2008-02-06 2012-06-06 株式会社Ｐｆｕ 画像処理装置、画像処理方法および画像処理プログラム

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5552898A (en) * 1994-07-06 1996-09-03 Agfa-Gevaert Lossy and lossless compression in raster image processor
JPH08125868A (ja) * 1994-10-19 1996-05-17 Canon Inc 画像処理装置及び方法
CA2190306A1 (en) * 1995-11-20 1997-05-21 Vadlamannati Venkateswar Compression for multi-level screened images
US5778092A (en) * 1996-12-20 1998-07-07 Xerox Corporation Method and apparatus for compressing color or gray scale documents

Also Published As

Publication number Publication date
EP1006715B1 (de) 2008-12-03
EP1006715A2 (de) 2000-06-07
EP1006715A3 (de) 2001-04-18

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition