DE69126565T2 - Verfahren zur Übertragung von Kodes mit variabler Länge - Google Patents

Verfahren zur Übertragung von Kodes mit variabler Länge

Info

Publication number
DE69126565T2
DE69126565T2 DE69126565T DE69126565T DE69126565T2 DE 69126565 T2 DE69126565 T2 DE 69126565T2 DE 69126565 T DE69126565 T DE 69126565T DE 69126565 T DE69126565 T DE 69126565T DE 69126565 T2 DE69126565 T2 DE 69126565T2
Authority
DE
Germany
Prior art keywords
codes
procedure
transmission
variable length
variable
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
DE69126565T
Other languages
English (en)
Other versions
DE69126565D1 (de
Inventor
Shiro Kato
Tatsuro Juri
Masakazu Nishino
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.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial Co Ltd
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 JP3015190A external-priority patent/JPH04249492A/ja
Application filed by Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Publication of DE69126565D1 publication Critical patent/DE69126565D1/de
Application granted granted Critical
Publication of DE69126565T2 publication Critical patent/DE69126565T2/de
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
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
    • H04N21/434—Disassembling of a multiplex stream, e.g. demultiplexing audio and video streams, extraction of additional data from a video stream; Remultiplexing of multiplex streams; Extraction or processing of SI; Disassembling of packetised elementary stream
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/00007—Time or data compression or expansion
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J3/00—Time-division multiplex systems
    • H04J3/16—Time-division multiplex systems in which the time allocation to individual channels within a transmission cycle is variable, e.g. to accommodate varying complexity of signals, to vary number of channels transmitted
    • H04J3/1682—Allocation of channels according to the instantaneous demands of the users, e.g. concentrated multiplexers, statistical multiplexers
    • H04J3/1688—Allocation of channels according to the instantaneous demands of the users, e.g. concentrated multiplexers, statistical multiplexers the demands of the users being taken into account after redundancy removal, e.g. by predictive coding, by variable sampling
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/0078—Avoidance of errors by organising the transmitted data in a format specifically designed to deal with errors, e.g. location
    • H04L1/0084—Formats for payload data
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
    • H04N21/23—Processing of content or additional data; Elementary server operations; Server middleware
    • H04N21/236—Assembling of a multiplex stream, e.g. transport stream, by combining a video stream with other content or additional data, e.g. inserting a URL [Uniform Resource Locator] into a video stream, multiplexing software data into a video stream; Remultiplexing of multiplex streams; Insertion of stuffing bits into the multiplex stream, e.g. to obtain a constant bit-rate; Assembling of a packetised elementary stream
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/76—Television signal recording
    • H04N5/91—Television signal processing therefor
    • H04N5/92—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback
    • H04N5/926—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback by pulse code modulation
    • H04N5/9261—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback by pulse code modulation involving data reduction
    • 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
    • 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
    • H04N19/65—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using error resilience

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
DE69126565T 1990-04-17 1991-04-16 Verfahren zur Übertragung von Kodes mit variabler Länge Expired - Fee Related DE69126565T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP10129890 1990-04-17
JP3015190A JPH04249492A (ja) 1991-02-06 1991-02-06 符号化装置

Publications (2)

Publication Number Publication Date
DE69126565D1 DE69126565D1 (de) 1997-07-24
DE69126565T2 true DE69126565T2 (de) 1998-01-02

Family

ID=26351305

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69126565T Expired - Fee Related DE69126565T2 (de) 1990-04-17 1991-04-16 Verfahren zur Übertragung von Kodes mit variabler Länge

Country Status (3)

Country Link
US (1) US5148271A (de)
EP (1) EP0453229B1 (de)
DE (1) DE69126565T2 (de)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19907729C2 (de) * 1999-02-23 2001-02-22 Fraunhofer Ges Forschung Verfahren und Vorrichtung zum Erzeugen eines Datenstroms aus Codeworten variabler Länge und Verfahren und Vorrichtung zum Lesen eines Datenstroms aus Codeworten variabler Länge
DE19907728C2 (de) * 1999-02-23 2001-03-01 Fraunhofer Ges Forschung Vorrichtung und Verfahren zum Erzeugen eines Datenstroms und Vorrichtung und Verfahren zum Lesen eines Datenstroms

Families Citing this family (67)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0576749B1 (de) * 1992-06-30 1999-06-02 Discovision Associates Datenpipelinesystem
GB9405914D0 (en) * 1994-03-24 1994-05-11 Discovision Ass Video decompression
GB9015426D0 (en) * 1990-07-13 1990-08-29 Indep Broadcasting Authority Error protection for variable length codestreams
EP0498081B1 (de) * 1991-01-21 1996-09-04 Koninklijke Philips Electronics N.V. Videokodierer und -dekodierer mit Verschiebungsverhinderung für korrekt dekodierte Signalblöcke
JPH04249490A (ja) * 1991-02-06 1992-09-04 Matsushita Electric Ind Co Ltd 符号化装置
JP3190056B2 (ja) * 1991-03-26 2001-07-16 キヤノン株式会社 画像伝送装置、画像符号化装置、画像復号装置、及びそれらの方法
DE69228641T2 (de) * 1991-04-10 1999-10-07 Mitsubishi Electric Corp Kodierer und dekodierer
JP2741973B2 (ja) * 1991-06-24 1998-04-22 大日本スクリーン製造株式会社 画像処理システム
US5313203A (en) * 1991-08-26 1994-05-17 Kabushiki Kaisha Toshiba Coding apparatus and method for coding information symbol strings by assigning fixed length codes thereto
JPH0563833A (ja) * 1991-09-02 1993-03-12 Nippon Telegr & Teleph Corp <Ntt> 音声符号無変換通信制御方式
JPH05103309A (ja) * 1991-10-04 1993-04-23 Canon Inc 情報伝送方法及び装置
JPH05115010A (ja) * 1991-10-22 1993-05-07 Canon Inc 画像復号化装置
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
US5838834A (en) * 1991-11-07 1998-11-17 Canon Kabushiki Kaisha Image processing apparatus and method for quantizing image data and quantization errors using single quantizing unit and pluralities of quantization tables
GB2263565B (en) * 1992-01-23 1995-08-30 Intel Corp Microprocessor with apparatus for parallel execution of instructions
JP3385623B2 (ja) * 1992-01-29 2003-03-10 ソニー株式会社 ディジタル情報信号の伝送装置
SG45269A1 (en) * 1992-02-06 1998-01-16 Intel Corp End bit markers for instruction decode
KR100206261B1 (ko) * 1992-02-28 1999-07-01 윤종용 디지탈 vtr의 영상신호 대역 압축장치
US5295203A (en) * 1992-03-26 1994-03-15 General Instrument Corporation Method and apparatus for vector coding of video transform coefficients
JP3297742B2 (ja) * 1992-04-13 2002-07-02 ソニー株式会社 画像再生装置及び画像再生方法
KR950004129B1 (ko) * 1992-05-19 1995-04-25 주식회사금성사 가변장 부호 복호기
JP3213387B2 (ja) * 1992-06-29 2001-10-02 キヤノン株式会社 画像符号化方法及び画像復号化方法
US5809270A (en) * 1992-06-30 1998-09-15 Discovision Associates Inverse quantizer
US5821885A (en) * 1994-07-29 1998-10-13 Discovision Associates Video decompression
US6330665B1 (en) 1992-06-30 2001-12-11 Discovision Associates Video parser
US6047112A (en) * 1992-06-30 2000-04-04 Discovision Associates Technique for initiating processing of a data stream of encoded video information
US5768561A (en) * 1992-06-30 1998-06-16 Discovision Associates Tokens-based adaptive video processing arrangement
US6112017A (en) * 1992-06-30 2000-08-29 Discovision Associates Pipeline processing machine having a plurality of reconfigurable processing stages interconnected by a two-wire interface bus
US5835740A (en) * 1992-06-30 1998-11-10 Discovision Associates Data pipeline system and data encoding method
US6079009A (en) * 1992-06-30 2000-06-20 Discovision Associates Coding standard token in a system compromising a plurality of pipeline stages
US5842033A (en) * 1992-06-30 1998-11-24 Discovision Associates Padding apparatus for passing an arbitrary number of bits through a buffer in a pipeline system
US7095783B1 (en) 1992-06-30 2006-08-22 Discovision Associates Multistandard video decoder and decompression system for processing encoded bit streams including start codes and methods relating thereto
US6067417A (en) * 1992-06-30 2000-05-23 Discovision Associates Picture start token
US5444490A (en) * 1992-07-07 1995-08-22 U.S. Philips Corporation Television system for transmitting pictures in a digital form
US6028961A (en) * 1992-07-31 2000-02-22 Canon Kabushiki Kaisha Image processing method and apparatus
EP0586074B1 (de) * 1992-07-31 2001-11-14 Canon Kabushiki Kaisha Bildverarbeitungsgerät und Verfahren zur mehrstufigen Kompression
EP0624991B1 (de) * 1993-05-14 1999-08-04 Koninklijke Philips Electronics N.V. Anordnung zur Aufzeichnung und Wiedergabe von datenreduzierter Videoinformation
CN1092446C (zh) * 1993-05-31 2002-10-09 佳能株式会社 图象处理方法和装置
US5861894A (en) * 1993-06-24 1999-01-19 Discovision Associates Buffer manager
US5805914A (en) * 1993-06-24 1998-09-08 Discovision Associates Data pipeline system and data encoding method
US5699544A (en) * 1993-06-24 1997-12-16 Discovision Associates Method and apparatus for using a fixed width word for addressing variable width data
US5376969A (en) * 1993-11-15 1994-12-27 Rca Thomson Licensing Corporation Method and apparatus for conveying compressed video data over a noisy communication channel
CA2145379C (en) * 1994-03-24 1999-06-08 William P. Robbins Method and apparatus for addressing memory
CA2145361C (en) * 1994-03-24 1999-09-07 Martin William Sotheran Buffer manager
CA2145365C (en) * 1994-03-24 1999-04-27 Anthony M. Jones Method for accessing banks of dram
US5534937A (en) * 1994-04-14 1996-07-09 Motorola, Inc. Minimum-delay jitter smoothing device and method for packet video communications
US5473385A (en) * 1994-06-07 1995-12-05 Tv/Com Technologies, Inc. Clock correction in a video data decoder using video synchronization signals
JP3332580B2 (ja) * 1994-06-14 2002-10-07 キヤノン株式会社 画像再生装置及び画像再生方式
JPH0830506A (ja) * 1994-07-20 1996-02-02 Fujitsu Ltd データ転送制御方法およびデータ転送回路
GB9417138D0 (en) 1994-08-23 1994-10-12 Discovision Ass Data rate conversion
JP3474005B2 (ja) * 1994-10-13 2003-12-08 沖電気工業株式会社 動画像符号化方法及び動画像復号方法
US6104754A (en) 1995-03-15 2000-08-15 Kabushiki Kaisha Toshiba Moving picture coding and/or decoding systems, and variable-length coding and/or decoding system
EP1802136A3 (de) * 1995-03-15 2008-11-12 Kabushiki Kaisha Toshiba Kodier- und/oder Dekodiersysteme für Bewegtbilder
US6704494B1 (en) 1995-03-15 2004-03-09 Kabushiki Kaisha Toshiba Moving picture coding and/or decoding systems, and variable-length coding and/or decoding system
DE19521992A1 (de) * 1995-06-20 1997-01-02 Bosch Gmbh Robert Verfahren zur Erzeugung eines Stroms von Bilddaten für die Übertragung eines Bildes und Verfahren zur Auswertung eines Stroms von Bilddaten
US5654704A (en) * 1995-08-02 1997-08-05 Zapex Technologies, Incorporated Video variable length code encoder with EOB insertion responsive to word length
EP0763943A3 (de) * 1995-09-12 1999-07-14 Matsushita Electric Industrial Co., Ltd. Kodierungsverfahren und Wavelettransformationsvorrichtung
US5778191A (en) * 1995-10-26 1998-07-07 Motorola, Inc. Method and device for error control of a macroblock-based video compression technique
JPH1023415A (ja) * 1996-07-05 1998-01-23 Matsushita Electric Ind Co Ltd 画像符号化復号方法および装置
US6094453A (en) * 1996-10-11 2000-07-25 Digital Accelerator Corporation Digital data compression with quad-tree coding of header file
US5963716A (en) * 1996-12-02 1999-10-05 Hewlett-Packard Company Bi-directional data stream decompression
DE69933323T2 (de) * 1998-04-01 2007-01-11 Matsushita Electric Industrial Co., Ltd., Kadoma Kompiler
US6563879B1 (en) * 1999-05-17 2003-05-13 Lucent Technologies Inc. Method and apparatus for enabling transmission of variable length encoded data in a low signal to noise ratio environment
JP4170555B2 (ja) * 2000-02-28 2008-10-22 株式会社東芝 映像符号化装置及び映像符号化方法
WO2007084062A2 (en) 2006-01-23 2007-07-26 Telefonaktiebolaget Lm Ericsson (Publ). Image processing
WO2020165263A2 (en) * 2019-02-13 2020-08-20 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Decoder and decoding method selecting an error concealment mode, and encoder and encoding method
WO2020164751A1 (en) * 2019-02-13 2020-08-20 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Decoder and decoding method for lc3 concealment including full frame loss concealment and partial frame loss concealment

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4177456A (en) * 1977-02-10 1979-12-04 Hitachi, Ltd. Decoder for variable-length codes
US4675754A (en) * 1984-02-21 1987-06-23 Mitsubishi Denki Kabushiki Kaisha Magnetic recorder/reproducer
JP2570384B2 (ja) * 1988-05-30 1997-01-08 日本電気株式会社 動画像信号の符号化・復号化方式
JP2828997B2 (ja) * 1988-07-22 1998-11-25 株式会社日立製作所 適応型変換符号化装置
US5073821A (en) * 1989-01-30 1991-12-17 Matsushita Electric Industrial Co., Ltd. Orthogonal transform coding apparatus for reducing the amount of coded signals to be processed and transmitted

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19907729C2 (de) * 1999-02-23 2001-02-22 Fraunhofer Ges Forschung Verfahren und Vorrichtung zum Erzeugen eines Datenstroms aus Codeworten variabler Länge und Verfahren und Vorrichtung zum Lesen eines Datenstroms aus Codeworten variabler Länge
DE19907728C2 (de) * 1999-02-23 2001-03-01 Fraunhofer Ges Forschung Vorrichtung und Verfahren zum Erzeugen eines Datenstroms und Vorrichtung und Verfahren zum Lesen eines Datenstroms
US7433825B1 (en) 1999-02-23 2008-10-07 Fraunhofer-Gesellschaft Zur Foerderling Der Angewandten Forschung E.V. Apparatus and method for producing a data stream and apparatus and method for reading a data stream
US7526432B2 (en) 1999-02-23 2009-04-28 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Apparatus and method for producing a data stream and apparatus and method for reading a data stream
US8046236B2 (en) 1999-02-23 2011-10-25 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Apparatus and method for producing a data stream and apparatus and method for reading a data stream

Also Published As

Publication number Publication date
EP0453229B1 (de) 1997-06-18
EP0453229A2 (de) 1991-10-23
DE69126565D1 (de) 1997-07-24
US5148271A (en) 1992-09-15
EP0453229A3 (en) 1993-06-09

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Legal Events

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8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee