DE69921326T2 - TRANSKODIERER FÜR DATENSTRöME MIT FESTEN UND VERÄNDERLICHEN DATENRATEN - Google Patents
TRANSKODIERER FÜR DATENSTRöME MIT FESTEN UND VERÄNDERLICHEN DATENRATEN Download PDFInfo
- Publication number
- DE69921326T2 DE69921326T2 DE69921326T DE69921326T DE69921326T2 DE 69921326 T2 DE69921326 T2 DE 69921326T2 DE 69921326 T DE69921326 T DE 69921326T DE 69921326 T DE69921326 T DE 69921326T DE 69921326 T2 DE69921326 T2 DE 69921326T2
- Authority
- DE
- Germany
- Prior art keywords
- data
- rate
- stream
- decoder
- encoder
- 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
Links
- 239000000872 buffer Substances 0.000 claims description 40
- 230000005540 biological transmission Effects 0.000 abstract description 23
- 238000000034 method Methods 0.000 description 19
- 239000011159 matrix material Substances 0.000 description 17
- 230000008569 process Effects 0.000 description 10
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- 238000004806 packaging method and process Methods 0.000 description 4
- 238000005070 sampling Methods 0.000 description 4
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Classifications
-
- 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
-
- 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
- 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)
- Multimedia (AREA)
- Physics & Mathematics (AREA)
- Mathematical Physics (AREA)
- General Physics & Mathematics (AREA)
- Mathematical Analysis (AREA)
- Mathematical Optimization (AREA)
- Algebra (AREA)
- Pure & Applied Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing For Digital Recording And Reproducing (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Radar Systems Or Details Thereof (AREA)
- Data Exchanges In Wide-Area Networks (AREA)
Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GBGB9814513.9A GB9814513D0 (en) | 1998-07-03 | 1998-07-03 | Trancoders for fixed and variable rate datastreams |
| GB9814513 | 1998-07-03 | ||
| GB9907918 | 1999-04-07 | ||
| 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 (2)
| Publication Number | Publication Date |
|---|---|
| DE69921326D1 DE69921326D1 (de) | 2004-11-25 |
| DE69921326T2 true DE69921326T2 (de) | 2006-02-09 |
Family
ID=26313972
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE69921326T Expired - Lifetime DE69921326T2 (de) | 1998-07-03 | 1999-07-05 | TRANSKODIERER FÜR DATENSTRöME MIT FESTEN UND VERÄNDERLICHEN DATENRATEN |
Country Status (10)
| Country | Link |
|---|---|
| EP (1) | EP1095488B8 (enExample) |
| JP (1) | JP2002520760A (enExample) |
| KR (1) | KR100725766B1 (enExample) |
| CN (1) | CN1331335C (enExample) |
| AT (1) | ATE280460T1 (enExample) |
| AU (1) | AU759989B2 (enExample) |
| CA (1) | CA2336411C (enExample) |
| DE (1) | DE69921326T2 (enExample) |
| ES (1) | ES2228061T3 (enExample) |
| WO (1) | WO2000002357A1 (enExample) |
Families Citing this family (19)
| 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 |
| KR100720987B1 (ko) * | 2000-08-03 | 2007-05-23 | 톰슨 라이센싱 | 낮은 비트율로 데이터스트림을 레코딩하기 위한 방법 |
| 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 |
| US7502743B2 (en) * | 2002-09-04 | 2009-03-10 | Microsoft Corporation | Multi-channel audio encoding and decoding with multi-channel transform selection |
| US7299190B2 (en) | 2002-09-04 | 2007-11-20 | Microsoft Corporation | Quantization and inverse quantization for audio |
| 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 |
| US8086331B2 (en) | 2005-02-01 | 2011-12-27 | Panasonic Corporation | Reproduction apparatus, program and reproduction method |
| JP5113050B2 (ja) * | 2005-07-29 | 2013-01-09 | エルジー エレクトロニクス インコーポレイティド | 符号化されたオーディオ信号の生成方法及びオーディオ信号の処理方法 |
| MX2008002760A (es) * | 2005-08-30 | 2008-04-07 | Lg Electronics Inc | Metodo para decodificar una senal de audio. |
| US8577483B2 (en) | 2005-08-30 | 2013-11-05 | Lg Electronics, Inc. | Method for decoding an audio signal |
| BRPI0616859A2 (pt) | 2005-10-05 | 2011-07-05 | Lg Electronics Inc | método e aparelho para processamento de sinais |
| US7742913B2 (en) | 2005-10-24 | 2010-06-22 | 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)
| 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 |
-
1999
- 1999-07-05 KR KR1020017000071A patent/KR100725766B1/ko not_active Expired - Fee Related
- 1999-07-05 AT AT99929568T patent/ATE280460T1/de active
- 1999-07-05 CN CNB99808140XA patent/CN1331335C/zh not_active Expired - Fee Related
- 1999-07-05 CA CA002336411A patent/CA2336411C/en not_active Expired - Fee Related
- 1999-07-05 WO PCT/GB1999/002138 patent/WO2000002357A1/en not_active Ceased
- 1999-07-05 ES ES99929568T patent/ES2228061T3/es not_active Expired - Lifetime
- 1999-07-05 EP EP99929568A patent/EP1095488B8/en not_active Expired - Lifetime
- 1999-07-05 AU AU46355/99A patent/AU759989B2/en not_active Ceased
- 1999-07-05 DE DE69921326T patent/DE69921326T2/de not_active Expired - Lifetime
- 1999-07-05 JP JP2000558642A patent/JP2002520760A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| ATE280460T1 (de) | 2004-11-15 |
| KR20010071723A (ko) | 2001-07-31 |
| EP1095488B8 (en) | 2005-02-02 |
| CA2336411A1 (en) | 2000-01-13 |
| DE69921326D1 (de) | 2004-11-25 |
| AU4635599A (en) | 2000-01-24 |
| EP1095488B1 (en) | 2004-10-20 |
| CN1308804A (zh) | 2001-08-15 |
| JP2002520760A (ja) | 2002-07-09 |
| EP1095488A1 (en) | 2001-05-02 |
| ES2228061T3 (es) | 2005-04-01 |
| WO2000002357A1 (en) | 2000-01-13 |
| AU759989B2 (en) | 2003-05-01 |
| CN1331335C (zh) | 2007-08-08 |
| KR100725766B1 (ko) | 2007-06-08 |
| CA2336411C (en) | 2007-11-13 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8364 | No opposition during term of opposition | ||
| 8327 | Change in the person/name/address of the patent owner |
Owner name: DOLBY LABORATORIES LICENSING CORP., SAN FRANCISCO, |