DE69536122D1 - Digitale Signalverarbeitung - Google Patents

Digitale Signalverarbeitung

Info

Publication number
DE69536122D1
DE69536122D1 DE69536122T DE69536122T DE69536122D1 DE 69536122 D1 DE69536122 D1 DE 69536122D1 DE 69536122 T DE69536122 T DE 69536122T DE 69536122 T DE69536122 T DE 69536122T DE 69536122 D1 DE69536122 D1 DE 69536122D1
Authority
DE
Germany
Prior art keywords
signal processing
digital signal
digital
processing
signal
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
DE69536122T
Other languages
English (en)
Inventor
Tetsujiro Kondo
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.)
Sony Corp
Original Assignee
Sony 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 JP13805594A external-priority patent/JP3871350B2/ja
Priority claimed from JP13805494A external-priority patent/JP3277696B2/ja
Application filed by Sony Corp filed Critical Sony Corp
Application granted granted Critical
Publication of DE69536122D1 publication Critical patent/DE69536122D1/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
    • H04N7/00—Television systems
    • H04N7/01—Conversion of standards, e.g. involving analogue television standards or digital television standards processed at pixel level
    • H04N7/0125—Conversion of standards, e.g. involving analogue television standards or digital television standards processed at pixel level one of the standards being a high definition standard
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F17/00—Digital computing or data processing equipment or methods, specially adapted for specific functions
    • G06F17/10—Complex mathematical operations
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/66—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission for reducing bandwidth of signals; for improving efficiency of transmission
    • H04B1/667—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission for reducing bandwidth of signals; for improving efficiency of transmission using a division in frequency subbands
    • 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
    • H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
    • H04N19/129—Scanning of coding units, e.g. zig-zag scan of transform coefficients or flexible macroblock ordering [FMO]
    • 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
    • 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
    • H04N19/146—Data rate or code amount at the encoder output
    • H04N19/149—Data rate or code amount at the encoder output by estimating the code amount by means of a model, e.g. mathematical model or statistical model
    • 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
    • H04N19/10—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
    • H04N19/18—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 a set of transform coefficients
    • 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
    • H04N19/48—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using compressed domain processing techniques other than decoding, e.g. modification of transform coefficients, variable length coding [VLC] data or run-length data
    • 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
    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/59—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving spatial sub-sampling or interpolation, e.g. alteration of picture size or resolution
    • 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
    • H04N19/85—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/14—Picture signal circuitry for video frequency region
    • H04N5/21—Circuitry for suppressing or minimising disturbance, e.g. moiré or halo
    • H04N5/213—Circuitry for suppressing or minimising impulsive noise
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Algebra (AREA)
  • Data Mining & Analysis (AREA)
  • Mathematical Analysis (AREA)
  • Mathematical Optimization (AREA)
  • Mathematical Physics (AREA)
  • Pure & Applied Mathematics (AREA)
  • Databases & Information Systems (AREA)
  • Software Systems (AREA)
  • General Engineering & Computer Science (AREA)
  • Computational Mathematics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Picture Signal Circuits (AREA)
  • Television Systems (AREA)
DE69536122T 1994-05-28 1995-05-26 Digitale Signalverarbeitung Expired - Lifetime DE69536122D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP13805594A JP3871350B2 (ja) 1994-05-28 1994-05-28 解像度補償可能な画像変換装置および方法
JP13805494A JP3277696B2 (ja) 1994-05-28 1994-05-28 ディジタル信号処理装置および方法

Publications (1)

Publication Number Publication Date
DE69536122D1 true DE69536122D1 (de) 2010-12-30

Family

ID=26471197

Family Applications (2)

Application Number Title Priority Date Filing Date
DE69536093T Expired - Lifetime DE69536093D1 (de) 1994-05-28 1995-05-26 Verfahren und Einrichtung zur digitalen Signalverarbeitung
DE69536122T Expired - Lifetime DE69536122D1 (de) 1994-05-28 1995-05-26 Digitale Signalverarbeitung

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE69536093T Expired - Lifetime DE69536093D1 (de) 1994-05-28 1995-05-26 Verfahren und Einrichtung zur digitalen Signalverarbeitung

Country Status (4)

Country Link
US (3) US5555465A (de)
EP (4) EP0685800B1 (de)
KR (1) KR100388729B1 (de)
DE (2) DE69536093D1 (de)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6292591B1 (en) 1996-07-17 2001-09-18 Sony Coporation Image coding and decoding using mapping coefficients corresponding to class information of pixel blocks
AU718453B2 (en) 1996-07-17 2000-04-13 Sony Corporation Image coding and decoding using mapping coefficients corresponding to class information of pixel blocks
US6381369B1 (en) 1996-07-17 2002-04-30 Sony Corporation Image coding apparatus, image coding method, image decoding method, image decoding apparatus, image data transmitting method and recording medium
AU714554B2 (en) * 1996-07-17 2000-01-06 Sony Corporation Image coding and decoding using mapping coefficients corresponding to class information of pixel blocks
TW359919B (en) 1996-07-17 1999-06-01 Sony Corp Image coding apparatus, image coding method, image decoding method, image decoding apparatus, image data transmitting method and recording medium
US5959692A (en) * 1996-08-21 1999-09-28 Sony Corporation Television-signal processing apparatus and television-signal processing
JP3864400B2 (ja) 1996-10-04 2006-12-27 ソニー株式会社 画像処理装置および画像処理方法
DE29620327U1 (de) * 1996-11-22 1998-03-26 Howmedica GmbH, 24232 Schönkirchen Verriegelungsnagel mit einstellbaren Öffnungen für Verriegelungsschrauben
US6339479B1 (en) * 1996-11-22 2002-01-15 Sony Corporation Video processing apparatus for processing pixel for generating high-picture-quality image, method thereof, and video printer to which they are applied
US5883823A (en) * 1997-01-15 1999-03-16 Sun Microsystems, Inc. System and method of a fast inverse discrete cosine transform and video compression/decompression systems employing the same
JP3915855B2 (ja) 1997-12-19 2007-05-16 ソニー株式会社 画像符号化装置および画像符号化方法、並びに学習装置および学習方法
US6483951B1 (en) * 1998-06-26 2002-11-19 Lsi Logic Corporation Digital video filter sequence for bandwidth constrained systems
EP1124384A1 (de) * 2000-02-10 2001-08-16 Sony Corporation Informationsverarbeitungssystem mit adaptivem Klassifizierer für komprimierte Bilddaten
JP4538705B2 (ja) * 2000-08-02 2010-09-08 ソニー株式会社 ディジタル信号処理方法、学習方法及びそれらの装置並びにプログラム格納媒体
JP4596197B2 (ja) 2000-08-02 2010-12-08 ソニー株式会社 ディジタル信号処理方法、学習方法及びそれらの装置並びにプログラム格納媒体
JP4596196B2 (ja) * 2000-08-02 2010-12-08 ソニー株式会社 ディジタル信号処理方法、学習方法及びそれらの装置並びにプログラム格納媒体
AU774859B2 (en) * 2000-10-30 2004-07-08 Sumitomo Electric Industries, Ltd. Method of manufacturing optical fiber preform
US7694224B2 (en) * 2001-05-31 2010-04-06 International Business Machines Corporation Location predicative restoration of compressed images stored on a hard disk drive with soft and hard errors
JP4055203B2 (ja) * 2002-09-12 2008-03-05 ソニー株式会社 データ処理装置およびデータ処理方法、記録媒体、並びにプログラム
GB2426168B (en) * 2005-05-09 2008-08-27 Sony Comp Entertainment Europe Audio processing
US8144997B1 (en) * 2006-12-21 2012-03-27 Marvell International Ltd. Method for enhanced image decoding
JP5476879B2 (ja) * 2008-09-29 2014-04-23 ソニー株式会社 画像処理装置および係数学習装置。

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0207774B1 (de) * 1985-07-02 1992-03-04 Matsushita Electric Industrial Co., Ltd. Vorrichtung zur Blockkodierung
US5157743A (en) * 1987-10-28 1992-10-20 Canon Kabushiki Kaisha Image information coding apparatus
JP3278881B2 (ja) * 1991-12-13 2002-04-30 ソニー株式会社 画像信号生成装置
DE69312132T2 (de) * 1992-03-17 1998-01-15 Sony Corp Bildkompressionsgerät
JP3438233B2 (ja) * 1992-05-22 2003-08-18 ソニー株式会社 画像変換装置および方法

Also Published As

Publication number Publication date
EP1755045A3 (de) 2007-08-08
KR100388729B1 (ko) 2003-11-10
EP1793316A2 (de) 2007-06-06
EP1755044A2 (de) 2007-02-21
EP1793316A3 (de) 2007-08-08
EP0685800A2 (de) 1995-12-06
US5739873A (en) 1998-04-14
US5555465A (en) 1996-09-10
EP0685800B1 (de) 2010-08-11
EP1755045A2 (de) 2007-02-21
DE69536093D1 (de) 2010-09-23
EP0685800A3 (de) 1999-04-28
EP1755045B1 (de) 2010-11-17
EP1755044A3 (de) 2007-08-08
US5764305A (en) 1998-06-09

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