DE69534259D1 - Systeme und Verfahren zur Dekodierung und Kodierung - Google Patents

Systeme und Verfahren zur Dekodierung und Kodierung

Info

Publication number
DE69534259D1
DE69534259D1 DE69534259T DE69534259T DE69534259D1 DE 69534259 D1 DE69534259 D1 DE 69534259D1 DE 69534259 T DE69534259 T DE 69534259T DE 69534259 T DE69534259 T DE 69534259T DE 69534259 D1 DE69534259 D1 DE 69534259D1
Authority
DE
Germany
Prior art keywords
decoding
coding
systems
methods
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
DE69534259T
Other languages
English (en)
Other versions
DE69534259T2 (de
Inventor
Eisaburo Itakura
Paul Hodgins
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 JP6274693A external-priority patent/JPH08139704A/ja
Priority claimed from JP07857295A external-priority patent/JP3617655B2/ja
Application filed by Sony Corp filed Critical Sony Corp
Application granted granted Critical
Publication of DE69534259D1 publication Critical patent/DE69534259D1/de
Publication of DE69534259T2 publication Critical patent/DE69534259T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
    • H04L1/0009—Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the channel coding
    • H04L1/0013—Rate matching, e.g. puncturing or repetition of code symbols
    • 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
    • H04N21/242—Synchronization processes, e.g. processing of PCR [Program Clock References]
    • 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
    • H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
    • H04L1/0015—Systems modifying transmission characteristics according to link quality, e.g. power backoff characterised by the adaptation strategy
    • 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
    • H04N21/231—Content storage operation, e.g. caching movies for short term storage, replicating data over plural servers, prioritizing data for deletion
    • H04N21/23106—Content storage operation, e.g. caching movies for short term storage, replicating data over plural servers, prioritizing data for deletion involving caching operations
    • 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
    • H04N21/238—Interfacing the downstream path of the transmission network, e.g. adapting the transmission rate of a video stream to network bandwidth; Processing of multiplex streams
    • H04N21/23805—Controlling the feeding rate to the network, e.g. by controlling the video pump
    • 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
    • H04N21/4302—Content synchronisation processes, e.g. decoder synchronisation
    • H04N21/4305—Synchronising client clock from received content stream, e.g. locking decoder clock with encoder clock, extraction of the PCR packets
    • 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
    • H04N21/44—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream or rendering scenes according to encoded video stream scene graphs
    • H04N21/44004—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream or rendering scenes according to encoded video stream scene graphs involving video buffer management, e.g. video decoder buffer or video display buffer
    • 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
    • H04N21/442—Monitoring of processes or resources, e.g. detecting the failure of a recording device, monitoring the downstream bandwidth, the number of times a movie has been viewed, the storage space available from the internal hard disk
    • H04N21/44209—Monitoring of downstream path of the transmission network originating from a server, e.g. bandwidth variations of a wireless network

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Databases & Information Systems (AREA)
  • Quality & Reliability (AREA)
  • Data Exchanges In Wide-Area Networks (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
DE69534259T 1994-11-09 1995-11-08 Systeme und Verfahren zur Dekodierung und Kodierung Expired - Lifetime DE69534259T2 (de)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
JP27469394 1994-11-09
JP6274693A JPH08139704A (ja) 1994-11-09 1994-11-09 データ処理装置およびデータ処理方法
JP27632494 1994-11-10
JP27632494 1994-11-10
JP7857295 1995-04-04
JP07857295A JP3617655B2 (ja) 1994-11-10 1995-04-04 エンコードシステムおよびエンコード方法、デコードシステムおよびデコード方法、エンコードデータ記録装置およびエンコードデータ記録方法、エンコードデータ伝送装置およびエンコードデータ伝送方法、並びに記録媒体

Publications (2)

Publication Number Publication Date
DE69534259D1 true DE69534259D1 (de) 2005-07-14
DE69534259T2 DE69534259T2 (de) 2006-05-04

Family

ID=27302757

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69534259T Expired - Lifetime DE69534259T2 (de) 1994-11-09 1995-11-08 Systeme und Verfahren zur Dekodierung und Kodierung

Country Status (4)

Country Link
US (1) US5901149A (de)
EP (1) EP0712250B1 (de)
KR (1) KR100564057B1 (de)
DE (1) DE69534259T2 (de)

Families Citing this family (51)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6163644A (en) * 1995-04-27 2000-12-19 Hitachi, Ltd. Method and apparatus for receiving and/or reproducing digital signal
JP3834825B2 (ja) * 1995-10-11 2006-10-18 ソニー株式会社 データ処理システム
JPH1084528A (ja) * 1996-09-10 1998-03-31 Sony Corp 記録媒体再生装置および方法
JP2957489B2 (ja) * 1996-09-18 1999-10-04 静岡日本電気株式会社 ４値ｆｓｋ受信機
DE19647093A1 (de) * 1996-11-14 1998-05-28 Bosch Gmbh Robert Verfahren zur Aktualisierung von Zeitmarken in einem digitalen Datenstrom und Remultiplexer
EP2131586A1 (de) 1996-11-27 2009-12-09 Sony Europe (Belgium) NV Verfahren und Vorrichtung zur Lieferung von Daten, einschließlich der Mustererkennung
US6418122B1 (en) * 1997-03-21 2002-07-09 Scientific-Atlanta, Inc. Method and apparatus for assuring sufficient bandwidth of a statistical multiplexer
US6259694B1 (en) * 1997-04-01 2001-07-10 Sony Corporation Signal processing circuit
US6618396B1 (en) * 1997-07-29 2003-09-09 Matsushita Electric Ind Co Ltd Data transmitting device, data receiving device, and data recording device
US6356567B2 (en) * 1997-09-26 2002-03-12 International Business Machines Corporation Embedded clock recovery and difference filtering for an MPEG-2 compliant transport stream
JP3433071B2 (ja) * 1997-10-29 2003-08-04 富士通株式会社 クロック周波数同期装置
US6330285B1 (en) * 1998-02-11 2001-12-11 Tektronix, Inc. Video clock and framing signal extraction by transport stream “snooping”
JPH11261986A (ja) * 1998-03-13 1999-09-24 Fujitsu Ltd デジタル多重伝送装置
JPH11275524A (ja) * 1998-03-20 1999-10-08 Pioneer Electron Corp データ記録方法、データ再生方法、データ記録装置およびデータ再生装置
AU3897099A (en) * 1998-05-11 1999-11-29 Digital Harmony Technologies, L.L.C. Method and system for distributing processing instructions with adata to be processed
FI106232B (fi) * 1998-05-19 2000-12-15 Nokia Networks Oy Audio/videosignaalin välitys pakettiverkossa vaihtuvalla bittinopeudella
US6909728B1 (en) * 1998-06-15 2005-06-21 Yamaha Corporation Synchronous communication
JP3296297B2 (ja) * 1998-07-23 2002-06-24 ヤマハ株式会社 同期制御方式
US6573942B1 (en) * 1998-08-17 2003-06-03 Sharp Laboratories Of America, Inc. Buffer system for controlled and timely delivery of MPEG-2F data services
SG71835A1 (en) * 1998-09-07 2000-04-18 Victor Company Of Japan A dejittering and clock recovery technique for real-time audio/visual network applications
US6412013B1 (en) * 1998-10-23 2002-06-25 Koninklijke Philips Electronics N.V. System for controlling data output to a network
JP2000173181A (ja) * 1998-12-04 2000-06-23 Sony Corp データ記録装置及び出力装置、データ出力システム、データ記録方法及び出力方法、並びにデータ記録及び出力方法
JP2000174735A (ja) * 1998-12-07 2000-06-23 Nec Corp 同期装置及び方法
CN1127857C (zh) * 1999-01-06 2003-11-12 皇家菲利浦电子有限公司 用于发送多媒体信号的传输系统
JP4062807B2 (ja) * 1999-01-14 2008-03-19 ヤマハ株式会社 データクロック生成装置および記憶媒体
TW477152B (en) * 1999-03-26 2002-02-21 Koninkl Philips Electronics Nv Method of and device for encoding an information stream
US6785230B1 (en) * 1999-05-25 2004-08-31 Matsushita Electric Industrial Co., Ltd. Audio transmission apparatus
US7119853B1 (en) 1999-07-15 2006-10-10 Sharp Laboratories Of America, Inc. Method of eliminating flicker on an interlaced monitor
JP2001211207A (ja) * 2000-01-26 2001-08-03 Sony Corp パケット送信方法、パケット送信装置並びに帯域保証方法
JP3986729B2 (ja) * 2000-05-26 2007-10-03 富士通株式会社 遅延揺らぎ吸収制御方法およびその方法を利用する多重化装置
US7187697B1 (en) * 2001-04-19 2007-03-06 Bigband Networks, Inc. Method and system for delivering MPEG video over bursty communication channels
DE10121198A1 (de) * 2001-04-30 2002-11-07 Infineon Technologies Ag Verfahren und Vorrichtung zur Anpassung der Datenrate eines Datenstroms
US7460629B2 (en) 2001-06-29 2008-12-02 Agere Systems Inc. Method and apparatus for frame-based buffer control in a communication system
US7075990B2 (en) * 2001-08-28 2006-07-11 Sbc Properties, L.P. Method and system to improve the transport of compressed video data in real time
FR2834847B1 (fr) * 2002-01-17 2004-04-09 Cit Alcatel Systeme de gestion de reseau ou de services pour la determination de la synchronisation entre deux flots de paquets
WO2004008760A1 (ja) * 2002-07-16 2004-01-22 Matsushita Electric Industrial Co., Ltd. コンテンツ受信器およびコンテンツ送信器
US8520519B2 (en) * 2002-09-20 2013-08-27 Broadcom Corporation External jitter buffer in a packet voice system
US6992987B2 (en) * 2003-05-01 2006-01-31 Genesis Microchip Inc. Enumeration method for the link clock rate and the pixel/audio clock rate
JP4148968B2 (ja) * 2003-07-10 2008-09-10 富士通株式会社 通信システム
JP2005167414A (ja) * 2003-11-28 2005-06-23 Toshiba Corp データ受信装置およびデータ受信方法
EP1738571A1 (de) * 2004-04-20 2007-01-03 France Télécom Multimedia-nachrichtenübermittlungssystem und telefonstation damit
JP2006270792A (ja) * 2005-03-25 2006-10-05 Fujitsu Ltd フレーム伝送方法及び装置
US8477789B2 (en) * 2005-12-28 2013-07-02 Panasonic Corporation Transmission device and reception device
US7796516B2 (en) 2006-03-08 2010-09-14 Mcmaster University Adaptive voice packetization
JP4822952B2 (ja) * 2006-06-26 2011-11-24 富士通セミコンダクター株式会社 符号化データ転送装置および符号化データ転送方法
JP4607856B2 (ja) * 2006-12-26 2011-01-05 富士通株式会社 符号化復号システム及び符号化復号方法
CN101087400B (zh) * 2007-06-26 2011-09-21 中兴通讯股份有限公司 视频帧延时检测方法及系统
US8194756B2 (en) * 2008-05-28 2012-06-05 Broadcom Corporation Using program clock references to assist in transport of video stream to wireless device
US20100223396A1 (en) * 2009-02-27 2010-09-02 Yahoo! Inc. Intelligent status polling
JP5544863B2 (ja) * 2009-12-17 2014-07-09 富士通株式会社 受信装置、受信方法及び受信プログラム
CN112468841B (zh) * 2020-11-26 2023-04-07 Oppo广东移动通信有限公司 音频传输方法、装置、智能设备及计算机可读取存储介质

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3188569A (en) * 1962-12-14 1965-06-08 Bell Telephone Labor Inc Receiver input unit-synchronizing circuit
US4530054A (en) * 1982-03-03 1985-07-16 Sperry Corporation Processor-addressable timestamp for indicating oldest written-to cache entry not copied back to bulk memory
US4506358A (en) * 1982-06-25 1985-03-19 At&T Bell Laboratories Time stamping for a packet switching system
US4761778A (en) * 1985-04-11 1988-08-02 Massachusetts Institute Of Technology Coder-packetizer for random accessing in digital communication with multiple accessing
JPH02170645A (ja) * 1988-12-22 1990-07-02 Nec Corp パケット送信方式及びパケット送信装置
US5115431A (en) * 1990-09-28 1992-05-19 Stratacom, Inc. Method and apparatus for packet communications signaling
US5291486A (en) * 1991-08-19 1994-03-01 Sony Corporation Data multiplexing apparatus and multiplexed data demultiplexing apparatus
JPH05114912A (ja) * 1991-10-21 1993-05-07 Nec Corp メデイア間同期方式
GB2261799B (en) * 1991-11-23 1995-04-19 Dowty Communications Ltd Packet transmission system
GB2267200B (en) * 1992-05-19 1995-10-25 Dowty Communications Ltd Packet transmission system
US5289276A (en) * 1992-06-19 1994-02-22 General Electric Company Method and apparatus for conveying compressed video data over a noisy communication channel
US5287182A (en) * 1992-07-02 1994-02-15 At&T Bell Laboratories Timing recovery for variable bit-rate video on asynchronous transfer mode (ATM) networks
US5260978A (en) * 1992-10-30 1993-11-09 Bell Communications Research, Inc. Synchronous residual time stamp for timing recovery in a broadband network
KR0166727B1 (ko) * 1992-11-27 1999-03-20 김광호 영상움직임관련정보를 양자화제어에 이용하는 부호화방법 및 장치
JP3019659B2 (ja) * 1993-03-16 2000-03-13 日本ビクター株式会社 動画像の飛越し再生方法及び再生装置
US5396492A (en) * 1993-04-28 1995-03-07 At&T Corp. Method and apparatus for adaptive clock recovery
SE515335C2 (sv) * 1993-09-14 2001-07-16 Nec Corp Hastighetskonverteringsanordning som kan fastställa en tranmissionshastighet alltefter önskan
US5566208A (en) * 1994-03-17 1996-10-15 Philips Electronics North America Corp. Encoder buffer having an effective size which varies automatically with the channel bit-rate
ES2102938B1 (es) * 1994-03-28 1998-04-16 Alcatel Standard Electrica Sistema de reduccion de fluctuaciones de fase en demultiplexores digitales.
JP3248380B2 (ja) * 1994-12-15 2002-01-21 ソニー株式会社 データ復号化装置およびデータ復号化方法

Also Published As

Publication number Publication date
KR100564057B1 (ko) 2007-03-21
EP0712250A3 (de) 2001-02-07
US5901149A (en) 1999-05-04
DE69534259T2 (de) 2006-05-04
EP0712250A2 (de) 1996-05-15
EP0712250B1 (de) 2005-06-08
KR960020010A (ko) 1996-06-17

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Legal Events

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8364 No opposition during term of opposition
8320 Willingness to grant licences declared (paragraph 23)