ATE280460T1 - Transkodierer für datenströme mit festen und veränderlichen datenraten - Google Patents

Transkodierer für datenströme mit festen und veränderlichen datenraten

Info

Publication number
ATE280460T1
ATE280460T1 AT99929568T AT99929568T ATE280460T1 AT E280460 T1 ATE280460 T1 AT E280460T1 AT 99929568 T AT99929568 T AT 99929568T AT 99929568 T AT99929568 T AT 99929568T AT E280460 T1 ATE280460 T1 AT E280460T1
Authority
AT
Austria
Prior art keywords
data
rate
transcoder
fixed
track
Prior art date
Application number
AT99929568T
Other languages
German (de)
English (en)
Inventor
Peter Graham Craven
Malcolm James Law
John Robert Stuart
Original Assignee
Dolby Lab Licensing Corp
Peter Graham Craven
Malcolm James Law
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 GBGB9814513.9A external-priority patent/GB9814513D0/en
Priority claimed from GBGB9907918.8A external-priority patent/GB9907918D0/en
Application filed by Dolby Lab Licensing Corp, Peter Graham Craven, Malcolm James Law filed Critical Dolby Lab Licensing Corp
Application granted granted Critical
Publication of ATE280460T1 publication Critical patent/ATE280460T1/de

Links

Classifications

    • 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
    • G11B20/10—Digital recording or reproducing
    • G11B20/10527—Audio or video recording; Data buffering arrangements
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04H—BROADCAST COMMUNICATION
    • H04H20/00—Arrangements for broadcast or for distribution combined with broadcast
    • H04H20/86—Arrangements characterised by the broadcast information itself
    • H04H20/88—Stereophonic broadcast systems
    • 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
    • G11B20/00992—Circuits for stereophonic or quadraphonic recording or reproducing
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S3/00—Systems employing more than two channels, e.g. quadraphonic
    • H04S3/02—Systems employing more than two channels, e.g. quadraphonic of the matrix type, i.e. in which input signals are combined algebraically, e.g. after having been phase shifted with respect to each other
    • 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
    • G11B2020/00014—Time or data compression or expansion the compressed signal being an audio signal
    • G11B2020/00021—Time or data compression or expansion the compressed signal being an audio signal lossless audio compression
    • 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
    • G11B20/10—Digital recording or reproducing
    • G11B20/10527—Audio or video recording; Data buffering arrangements
    • G11B2020/1062—Data buffering arrangements, e.g. recording or playback buffers
    • G11B2020/10629—Data buffering arrangements, e.g. recording or playback buffers the buffer having a specific structure
    • G11B2020/10638—First-in-first-out memories [FIFO] buffers
    • 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
    • G11B20/10—Digital recording or reproducing
    • G11B20/12—Formatting, e.g. arrangement of data block or words on the record carriers
    • G11B2020/1264—Formatting, e.g. arrangement of data block or words on the record carriers wherein the formatting concerns a specific kind of data
    • G11B2020/1265—Control data, system data or management information, i.e. data used to access or process user data
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B2220/00—Record carriers by type
    • G11B2220/20—Disc-shaped record carriers
    • G11B2220/25—Disc-shaped record carriers characterised in that the disc is based on a specific recording technology
    • G11B2220/2537—Optical discs
    • G11B2220/2562—DVDs [digital versatile discs]; Digital video discs; MMCDs; HDCDs
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S2420/00—Techniques used stereophonic systems covered by H04S but not provided for in its groups
    • H04S2420/03—Application of parametric coding in stereophonic audio systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Multimedia (AREA)
  • Theoretical Computer Science (AREA)
  • Mathematical Optimization (AREA)
  • Mathematical Physics (AREA)
  • Pure & Applied Mathematics (AREA)
  • Mathematical Analysis (AREA)
  • Acoustics & Sound (AREA)
  • General Physics & Mathematics (AREA)
  • Algebra (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Data Exchanges In Wide-Area Networks (AREA)
  • Radar Systems Or Details Thereof (AREA)
AT99929568T 1998-07-03 1999-07-05 Transkodierer für datenströme mit festen und veränderlichen datenraten ATE280460T1 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GBGB9814513.9A GB9814513D0 (en) 1998-07-03 1998-07-03 Trancoders for fixed and variable rate datastreams
GBGB9907918.8A GB9907918D0 (en) 1999-04-07 1999-04-07 Lossless packing
PCT/GB1999/002138 WO2000002357A1 (en) 1998-07-03 1999-07-05 Transcoders for fixed and variable rate data streams

Publications (1)

Publication Number Publication Date
ATE280460T1 true ATE280460T1 (de) 2004-11-15

Family

ID=26313972

Family Applications (1)

Application Number Title Priority Date Filing Date
AT99929568T ATE280460T1 (de) 1998-07-03 1999-07-05 Transkodierer für datenströme mit festen und veränderlichen datenraten

Country Status (10)

Country Link
EP (1) EP1095488B8 (https=)
JP (1) JP2002520760A (https=)
KR (1) KR100725766B1 (https=)
CN (1) CN1331335C (https=)
AT (1) ATE280460T1 (https=)
AU (1) AU759989B2 (https=)
CA (1) CA2336411C (https=)
DE (1) DE69921326T2 (https=)
ES (1) ES2228061T3 (https=)
WO (1) WO2000002357A1 (https=)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3582444B2 (ja) * 2000-01-28 2004-10-27 ヤマハ株式会社 音楽情報データ通信方法、音楽情報データ送信装置、音楽情報データ受信装置および記憶媒体
US7206272B2 (en) 2000-04-20 2007-04-17 Yamaha Corporation Method for recording asynchronously produced digital data codes, recording unit used for the method, method for reproducing the digital data codes, playback unit used for the method and information storage medium
JP4529226B2 (ja) * 2000-04-20 2010-08-25 ヤマハ株式会社 データ記録方法および記録媒体
EP1305800A2 (en) * 2000-08-03 2003-05-02 Thomson Licensing S.A. Method for recording data streams with a low bit rate
CN100364234C (zh) * 2001-11-29 2008-01-23 联发科技股份有限公司 声讯的播放系统与无失真压缩编码系统
US6934677B2 (en) 2001-12-14 2005-08-23 Microsoft Corporation Quantization matrices based on critical band pattern information for digital audio wherein quantization bands differ from critical bands
US7299190B2 (en) 2002-09-04 2007-11-20 Microsoft Corporation Quantization and inverse quantization for audio
US7502743B2 (en) * 2002-09-04 2009-03-10 Microsoft Corporation Multi-channel audio encoding and decoding with multi-channel transform selection
US7023880B2 (en) * 2002-10-28 2006-04-04 Qualcomm Incorporated Re-formatting variable-rate vocoder frames for inter-system transmissions
US7169996B2 (en) * 2002-11-12 2007-01-30 Medialab Solutions Llc Systems and methods for generating music using data/music data file transmitted/received via a network
JP2004303353A (ja) * 2003-03-31 2004-10-28 Toshiba Corp 情報記録媒体及び情報処理方法、情報処理装置及び再生装置
JP2005051633A (ja) * 2003-07-30 2005-02-24 Sony Corp 編集装置、ビットレート制御方法及びビットレート制御プログラム
WO2006082850A1 (ja) * 2005-02-01 2006-08-10 Matsushita Electric Industrial Co., Ltd. 再生装置、プログラム、再生方法
MX2008001307A (es) * 2005-07-29 2008-03-19 Lg Electronics Inc Metodo para la senalizacion de informacion de division.
JP4568363B2 (ja) * 2005-08-30 2010-10-27 エルジー エレクトロニクス インコーポレイティド オーディオ信号デコーディング方法及びその装置
US8577483B2 (en) 2005-08-30 2013-11-05 Lg Electronics, Inc. Method for decoding an audio signal
WO2007040357A1 (en) 2005-10-05 2007-04-12 Lg Electronics Inc. Method and apparatus for signal processing and encoding and decoding method, and apparatus therefor
US7716043B2 (en) 2005-10-24 2010-05-11 Lg Electronics Inc. Removing time delays in signal paths
US9794712B2 (en) 2014-04-25 2017-10-17 Dolby Laboratories Licensing Corporation Matrix decomposition for rendering adaptive audio using high definition audio codecs

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5623424A (en) * 1995-05-08 1997-04-22 Kabushiki Kaisha Toshiba Rate-controlled digital video editing method and system which controls bit allocation of a video encoder by varying quantization levels
US5684714A (en) * 1995-05-08 1997-11-04 Kabushiki Kaisha Toshiba Method and system for a user to manually alter the quality of a previously encoded video sequence
EP0784409A3 (en) * 1996-01-11 2001-11-14 Sony Corporation Video coding and multiplexing

Also Published As

Publication number Publication date
KR20010071723A (ko) 2001-07-31
EP1095488B1 (en) 2004-10-20
AU4635599A (en) 2000-01-24
KR100725766B1 (ko) 2007-06-08
CA2336411C (en) 2007-11-13
AU759989B2 (en) 2003-05-01
CA2336411A1 (en) 2000-01-13
DE69921326D1 (de) 2004-11-25
JP2002520760A (ja) 2002-07-09
EP1095488B8 (en) 2005-02-02
WO2000002357A1 (en) 2000-01-13
CN1308804A (zh) 2001-08-15
ES2228061T3 (es) 2005-04-01
CN1331335C (zh) 2007-08-08
DE69921326T2 (de) 2006-02-09
EP1095488A1 (en) 2001-05-02

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