DE69319506D1 - Verfahren und Gerät zum Kodieren und Dekodieren digitaler Bilddaten - Google Patents

Verfahren und Gerät zum Kodieren und Dekodieren digitaler Bilddaten

Info

Publication number
DE69319506D1
DE69319506D1 DE69319506T DE69319506T DE69319506D1 DE 69319506 D1 DE69319506 D1 DE 69319506D1 DE 69319506 T DE69319506 T DE 69319506T DE 69319506 T DE69319506 T DE 69319506T DE 69319506 D1 DE69319506 D1 DE 69319506D1
Authority
DE
Germany
Prior art keywords
encoding
image data
digital image
decoding digital
decoding
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
DE69319506T
Other languages
English (en)
Other versions
DE69319506T2 (de
Inventor
Dorsselaer Etienne Ludovic Van
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.)
Canon Production Printing Netherlands BV
Original Assignee
Oce Technologies BV
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 Oce Technologies BV filed Critical Oce Technologies BV
Application granted granted Critical
Publication of DE69319506D1 publication Critical patent/DE69319506D1/de
Publication of DE69319506T2 publication Critical patent/DE69319506T2/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
    • G06T9/00—Image coding
    • G06T9/005—Statistical coding, e.g. Huffman, run length coding
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/39—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with hollow discs side by side on, or around, one or more tubes, e.g. of the leaf type
    • 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
    • H04N1/411—Bandwidth or redundancy reduction for the transmission or storage or reproduction of two-tone pictures, e.g. black and white pictures
    • H04N1/413—Systems or arrangements allowing the picture to be reproduced without loss or modification of picture-information
    • H04N1/415—Systems or arrangements allowing the picture to be reproduced without loss or modification of picture-information in which the picture-elements are subdivided or grouped into fixed one-dimensional or two-dimensional blocks
    • 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
    • H04N1/411—Bandwidth or redundancy reduction for the transmission or storage or reproduction of two-tone pictures, e.g. black and white pictures
    • H04N1/413—Systems or arrangements allowing the picture to be reproduced without loss or modification of picture-information
    • H04N1/417—Systems or arrangements allowing the picture to be reproduced without loss or modification of picture-information using predictive or differential encoding
    • H04N1/4175—Systems or arrangements allowing the picture to be reproduced without loss or modification of picture-information using predictive or differential encoding involving the encoding of tone transitions with respect to tone transitions in a reference line

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Compression Of Band Width Or Redundancy In Fax (AREA)
DE69319506T 1992-08-06 1993-07-20 Verfahren und Gerät zum Kodieren und Dekodieren digitaler Bilddaten Expired - Fee Related DE69319506T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL9201415A NL9201415A (nl) 1992-08-06 1992-08-06 Werkwijze en inrichting voor het coderen en decoderen van digitale beeldgegevens.

Publications (2)

Publication Number Publication Date
DE69319506D1 true DE69319506D1 (de) 1998-08-13
DE69319506T2 DE69319506T2 (de) 1999-03-11

Family

ID=19861153

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69319506T Expired - Fee Related DE69319506T2 (de) 1992-08-06 1993-07-20 Verfahren und Gerät zum Kodieren und Dekodieren digitaler Bilddaten

Country Status (8)

Country Link
US (1) US5592297A (de)
EP (1) EP0582331B1 (de)
JP (1) JPH06189143A (de)
AU (1) AU675944B2 (de)
CA (1) CA2101832C (de)
DE (1) DE69319506T2 (de)
NL (1) NL9201415A (de)
TW (1) TW356957U (de)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL1000489C2 (nl) * 1995-06-02 1996-12-03 Oce Nederland Bv Werkwijze en inrichting voor comprimeren en decomprimeren van digitale beeldsignalen.
US6148376A (en) * 1996-05-10 2000-11-14 Apple Computer, Inc. Method and apparatus for an improved stack arrangement and operations thereon
US6028962A (en) * 1996-05-10 2000-02-22 Apple Computer, Inc. System and method for variable encoding based on image content
US6879725B2 (en) * 2001-01-26 2005-04-12 International Business Machine Corporation Method, system, and program for decoding a section from compressed data
DE10205546B4 (de) 2002-02-11 2006-01-12 Nexpress Solutions Llc Verfahren zur Datenkomprimierung von Bildmaskendaten
US6895119B2 (en) * 2002-03-14 2005-05-17 Winbond Electronics Corp. Method and apparatus for decoding compressed image data and capable of preventing error propagation
US7373008B2 (en) * 2002-03-28 2008-05-13 Hewlett-Packard Development Company, L.P. Grayscale and binary image data compression
GB0217604D0 (en) * 2002-07-30 2002-09-11 Vodafone Ltd Data processing systems and methods
US7283591B2 (en) * 2003-03-28 2007-10-16 Tarari, Inc. Parallelized dynamic Huffman decoder
US7376282B2 (en) * 2003-11-20 2008-05-20 Xerox Corporation Method for designing nearly circularly symmetric descreening filters that can be efficiently implemented in VLIW (very long instruction word) media processors
US20060062414A1 (en) * 2004-09-20 2006-03-23 Chih-Wei Yeh Loudspeaker rotary mechanism attached to a display
CN111950510B (zh) * 2020-08-26 2023-10-03 上海申瑞继保电气有限公司 高压开关分合指示牌图像识别方法

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US33632A (en) * 1861-11-05 Improved water-closet
JPS5423521B2 (de) * 1973-06-25 1979-08-14
CA1128645A (en) * 1978-07-31 1982-07-27 Yasuhiro Yamazaki Transmission method and system for facsimile signal
JPS59126368A (ja) * 1983-01-10 1984-07-20 Hitachi Ltd 符号化復号化装置
US4888645A (en) * 1984-01-16 1989-12-19 International Business Machines Corporation Method for encoding and decoding a digital image
GB2175769B (en) * 1985-04-27 1989-12-28 Sony Corp Method and apparatus for processing an image signal
JPS63138881A (ja) * 1986-11-29 1988-06-10 Hitachi Ltd Ｍｒ符号伸長装置
JPS63236472A (ja) * 1987-03-25 1988-10-03 Fujitsu Ltd 画像情報符号化処理装置
US4870498A (en) * 1987-09-15 1989-09-26 Printware, Inc. Decompressing run-length-encoded to transition-encoded font image information in an image generator
JP2672521B2 (ja) * 1987-09-21 1997-11-05 株式会社東芝 画像処理方法
US5291303A (en) * 1990-01-16 1994-03-01 Canon Kabushiki Kaisha Facsimile apparatus
NL9100225A (nl) * 1991-02-08 1992-09-01 Oce Nederland Bv Werkwijze en inrichting voor het coderen van digitale beeldgegevens.
NL9100275A (nl) * 1991-02-18 1992-09-16 Oce Nederland Bv Werkwijze voor beeldbewerking, scan/afdruksysteem voor uitvoeren van de werkwijze en beeldselectieeenheid voor toepassing in het scan/afdruksysteem.
US5287193A (en) * 1991-04-10 1994-02-15 Industrial Technology Research Institute Parallel processing architecture of run-length codes
JP3134424B2 (ja) * 1991-10-31 2001-02-13 ソニー株式会社 可変長符号化方法及び装置

Also Published As

Publication number Publication date
CA2101832C (en) 2002-12-31
DE69319506T2 (de) 1999-03-11
EP0582331B1 (de) 1998-07-08
NL9201415A (nl) 1994-03-01
TW356957U (en) 1999-04-21
AU4152493A (en) 1994-02-10
CA2101832A1 (en) 1994-02-07
AU675944B2 (en) 1997-02-27
EP0582331A1 (de) 1994-02-09
JPH06189143A (ja) 1994-07-08
US5592297A (en) 1997-01-07

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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