FR2792151B1 - Procedes et dispositifs de codage et de decodage de signaux numeriques, et systemes les mettant en oeuvre - Google Patents

Procedes et dispositifs de codage et de decodage de signaux numeriques, et systemes les mettant en oeuvre

Info

Publication number
FR2792151B1
FR2792151B1 FR9904403A FR9904403A FR2792151B1 FR 2792151 B1 FR2792151 B1 FR 2792151B1 FR 9904403 A FR9904403 A FR 9904403A FR 9904403 A FR9904403 A FR 9904403A FR 2792151 B1 FR2792151 B1 FR 2792151B1
Authority
FR
France
Prior art keywords
encoding
methods
devices
same
digital signals
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
FR9904403A
Other languages
English (en)
Other versions
FR2792151A1 (fr
Inventor
Isabelle Amonou
Felix Henry
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 Inc
Original Assignee
Canon Inc
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 Canon Inc filed Critical Canon Inc
Priority to FR9904403A priority Critical patent/FR2792151B1/fr
Priority to US09/539,700 priority patent/US6631213B1/en
Publication of FR2792151A1 publication Critical patent/FR2792151A1/fr
Application granted granted Critical
Publication of FR2792151B1 publication Critical patent/FR2792151B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
    • H04N19/63—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding using sub-band based transform, e.g. wavelets
    • H04N19/64—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding using sub-band based transform, e.g. wavelets characterised by ordering of coefficients or of bits for transmission
    • H04N19/645—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding using sub-band based transform, e.g. wavelets characterised by ordering of coefficients or of bits for transmission by grouping of coefficients into blocks after the transform
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/134—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
    • H04N19/136—Incoming video signal characteristics or properties
    • H04N19/14—Coding unit complexity, e.g. amount of activity or edge presence estimation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
    • H04N19/17—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object
    • H04N19/176—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object the region being a block, e.g. a macroblock
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/30—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
    • H04N19/61—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding in combination with predictive coding
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
    • H04N19/63—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding using sub-band based transform, e.g. wavelets
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
FR9904403A 1999-04-08 1999-04-08 Procedes et dispositifs de codage et de decodage de signaux numeriques, et systemes les mettant en oeuvre Expired - Fee Related FR2792151B1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR9904403A FR2792151B1 (fr) 1999-04-08 1999-04-08 Procedes et dispositifs de codage et de decodage de signaux numeriques, et systemes les mettant en oeuvre
US09/539,700 US6631213B1 (en) 1999-04-08 2000-03-31 Methods and devices for coding and decoding digital signals, and systems using them

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9904403A FR2792151B1 (fr) 1999-04-08 1999-04-08 Procedes et dispositifs de codage et de decodage de signaux numeriques, et systemes les mettant en oeuvre

Publications (2)

Publication Number Publication Date
FR2792151A1 FR2792151A1 (fr) 2000-10-13
FR2792151B1 true FR2792151B1 (fr) 2004-04-30

Family

ID=9544179

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9904403A Expired - Fee Related FR2792151B1 (fr) 1999-04-08 1999-04-08 Procedes et dispositifs de codage et de decodage de signaux numeriques, et systemes les mettant en oeuvre

Country Status (2)

Country Link
US (1) US6631213B1 (fr)
FR (1) FR2792151B1 (fr)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2822330B1 (fr) * 2001-03-14 2003-05-02 Thomson Multimedia Sa Procede de codage par blocs, de type mpeg, dans lequel on affecte une resolution a chaque bloc
US7460722B2 (en) * 2002-01-11 2008-12-02 Canon Kabushiki Kaisha Encoding of digital data with determination of sample path
FR2844935B1 (fr) * 2002-09-25 2005-01-28 Canon Kk Transcodage de donnees numeriques
US7463782B2 (en) * 2002-11-05 2008-12-09 Canon Kabushiki Kaisha Data encoding with an amplitude model and path between the data and corresponding decoding
FR2846835B1 (fr) * 2002-11-05 2005-04-15 Canon Kk Codage de donnees numeriques combinant plusieurs modes de codage
FR2849982B1 (fr) * 2003-01-15 2005-04-08 Canon Kk Decodage d'une image numerique codee selon plusieurs niveaux de resolution
FR2889382A1 (fr) * 2005-07-29 2007-02-02 Canon Res Ct France Soc Par Ac Procede et dispositif de filtrage d'un signal numerique multidimensionnel et procedes et dispositifs de codage et decodage associes
FR2906093A1 (fr) * 2006-09-18 2008-03-21 Canon Kk Procedes et dispositifs de codage et de decodage, systeme de telecommunication et programme d'ordinateur les mettant en oeuvre
US8588539B2 (en) * 2008-02-20 2013-11-19 Canon Kabushiki Kaisha Methods and devices for filtering and coding a digital signal
EP2105329B1 (fr) * 2008-03-26 2010-09-22 Mazda Motor Corporation Structure de faux-cadre de suspension de véhicule
EP2299716B1 (fr) 2009-09-09 2016-11-23 Canon Kabushiki Kaisha Procédé et dispositif pour le codage d'un signal numérique multidimensionnel

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5050230A (en) * 1989-11-29 1991-09-17 Eastman Kodak Company Hybrid residual-based hierarchical storage and display method for high resolution digital images in a multiuse environment
US5144688A (en) * 1990-03-23 1992-09-01 Board Of Regents, The University Of Texas System Method and apparatus for visual pattern image coding
US5128757A (en) * 1990-06-18 1992-07-07 Zenith Electronics Corporation Video transmission system using adaptive sub-band coding
AU698055B2 (en) * 1994-07-14 1998-10-22 Johnson-Grace Company Method and apparatus for compressing images
US6021224A (en) * 1997-03-28 2000-02-01 International Business Machines Corporation Multiresolution lossless/lossy compression and storage of data for efficient processing thereof
EP0899960A3 (fr) * 1997-08-29 1999-06-09 Canon Kabushiki Kaisha Codage et décodage de signaux numériques
JP2000209580A (ja) * 1999-01-13 2000-07-28 Canon Inc 画像処理装置およびその方法

Also Published As

Publication number Publication date
FR2792151A1 (fr) 2000-10-13
US6631213B1 (en) 2003-10-07

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Effective date: 20131231