HK1056790A1 - Method and device for producing a scalable data stream, and method and device for decoding a scalable data stream while taking a bit bank function into account. - Google Patents
Method and device for producing a scalable data stream, and method and device for decoding a scalable data stream while taking a bit bank function into account.Info
- Publication number
- HK1056790A1 HK1056790A1 HK03109020A HK03109020A HK1056790A1 HK 1056790 A1 HK1056790 A1 HK 1056790A1 HK 03109020 A HK03109020 A HK 03109020A HK 03109020 A HK03109020 A HK 03109020A HK 1056790 A1 HK1056790 A1 HK 1056790A1
- Authority
- HK
- Hong Kong
- Prior art keywords
- encoder
- output data
- data stream
- scalable data
- written
- Prior art date
Links
- 230000005540 biological transmission Effects 0.000 abstract 1
Classifications
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
- G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
- G10L19/04—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis using predictive techniques
- G10L19/16—Vocoder architecture
- G10L19/18—Vocoders using multiple modes
- G10L19/24—Variable rate codecs, e.g. for generating different qualities using a scalable representation such as hierarchical encoding or layered encoding
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
- G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
- G10L19/04—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis using predictive techniques
- G10L19/08—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters
- G10L19/12—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters the excitation function being a code excitation, e.g. in code excited linear prediction [CELP] vocoders
Landscapes
- Engineering & Computer Science (AREA)
- Human Computer Interaction (AREA)
- Computational Linguistics (AREA)
- Signal Processing (AREA)
- Health & Medical Sciences (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Quality & Reliability (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
- Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE10102154A DE10102154C2 (de) | 2001-01-18 | 2001-01-18 | Verfahren und Vorrichtung zum Erzeugen eines skalierbaren Datenstroms und Verfahren und Vorrichtung zum Decodieren eines skalierbaren Datenstroms unter Berücksichtigung einer Bitsparkassenfunktion |
PCT/EP2002/000295 WO2002058051A2 (de) | 2001-01-18 | 2002-01-14 | Verfahren und vorrichtung zum erzeugen eines skalierbaren datenstroms und verfahren und vorrichtung zum decodieren eines skalierbaren datenstroms unter berücksichtigung einer bitsparkassenfunktion |
Publications (1)
Publication Number | Publication Date |
---|---|
HK1056790A1 true HK1056790A1 (en) | 2004-02-27 |
Family
ID=7670983
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
HK03109020A HK1056790A1 (en) | 2001-01-18 | 2003-12-11 | Method and device for producing a scalable data stream, and method and device for decoding a scalable data stream while taking a bit bank function into account. |
Country Status (10)
Country | Link |
---|---|
US (1) | US7496517B2 (de) |
EP (1) | EP1354314B1 (de) |
JP (1) | JP3890298B2 (de) |
KR (1) | KR100516985B1 (de) |
AT (1) | ATE272884T1 (de) |
AU (1) | AU2002242667B2 (de) |
CA (1) | CA2434783C (de) |
DE (2) | DE10102154C2 (de) |
HK (1) | HK1056790A1 (de) |
WO (1) | WO2002058051A2 (de) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7844727B2 (en) * | 2003-04-24 | 2010-11-30 | Nokia Corporation | Method and device for proactive rate adaptation signaling |
KR100647336B1 (ko) * | 2005-11-08 | 2006-11-23 | 삼성전자주식회사 | 적응적 시간/주파수 기반 오디오 부호화/복호화 장치 및방법 |
EP1841072B1 (de) * | 2006-03-30 | 2016-06-01 | Unify GmbH & Co. KG | Verfahren und Einrichtung zum Dekodieren von schichtkodierten Daten |
FR2911228A1 (fr) * | 2007-01-05 | 2008-07-11 | France Telecom | Codage par transformee, utilisant des fenetres de ponderation et a faible retard. |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3943881B4 (de) * | 1989-04-17 | 2008-07-17 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Digitales Codierverfahren |
US5365552A (en) * | 1992-11-16 | 1994-11-15 | Intel Corporation | Buffer fullness indicator |
DE19549621B4 (de) * | 1995-10-06 | 2004-07-01 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Vorrichtung zum Codieren von Audiosignalen |
US5758092A (en) * | 1995-11-14 | 1998-05-26 | Intel Corporation | Interleaved bitrate control for heterogeneous data streams |
US6092041A (en) * | 1996-08-22 | 2000-07-18 | Motorola, Inc. | System and method of encoding and decoding a layered bitstream by re-applying psychoacoustic analysis in the decoder |
KR100261253B1 (ko) * | 1997-04-02 | 2000-07-01 | 윤종용 | 비트율 조절이 가능한 오디오 부호화/복호화 방법및 장치 |
KR100261254B1 (ko) * | 1997-04-02 | 2000-07-01 | 윤종용 | 비트율 조절이 가능한 오디오 데이터 부호화/복호화방법 및 장치 |
KR100335609B1 (ko) * | 1997-11-20 | 2002-10-04 | 삼성전자 주식회사 | 비트율조절이가능한오디오부호화/복호화방법및장치 |
WO1999033274A1 (en) * | 1997-12-19 | 1999-07-01 | Kenneth Rose | Scalable predictive coding method and apparatus |
KR100354531B1 (ko) * | 1998-05-06 | 2005-12-21 | 삼성전자 주식회사 | 실시간 복호화를 위한 무손실 부호화 및 복호화 시스템 |
US6182031B1 (en) * | 1998-09-15 | 2001-01-30 | Intel Corp. | Scalable audio coding system |
JP2000307661A (ja) * | 1999-04-22 | 2000-11-02 | Matsushita Electric Ind Co Ltd | 符号化装置および復号化装置 |
US6904089B1 (en) * | 1998-12-28 | 2005-06-07 | Matsushita Electric Industrial Co., Ltd. | Encoding device and decoding device |
US6446037B1 (en) * | 1999-08-09 | 2002-09-03 | Dolby Laboratories Licensing Corporation | Scalable coding method for high quality audio |
CN1288622C (zh) * | 2001-11-02 | 2006-12-06 | 松下电器产业株式会社 | 编码设备和解码设备 |
-
2001
- 2001-01-18 DE DE10102154A patent/DE10102154C2/de not_active Expired - Lifetime
-
2002
- 2002-01-14 CA CA002434783A patent/CA2434783C/en not_active Expired - Lifetime
- 2002-01-14 AT AT02708282T patent/ATE272884T1/de active
- 2002-01-14 WO PCT/EP2002/000295 patent/WO2002058051A2/de active IP Right Grant
- 2002-01-14 EP EP02708282A patent/EP1354314B1/de not_active Expired - Lifetime
- 2002-01-14 KR KR10-2003-7009508A patent/KR100516985B1/ko active IP Right Grant
- 2002-01-14 DE DE50200750T patent/DE50200750D1/de not_active Expired - Lifetime
- 2002-01-14 JP JP2002558258A patent/JP3890298B2/ja not_active Expired - Lifetime
- 2002-01-14 AU AU2002242667A patent/AU2002242667B2/en not_active Expired
- 2002-01-14 US US10/466,866 patent/US7496517B2/en not_active Expired - Lifetime
-
2003
- 2003-12-11 HK HK03109020A patent/HK1056790A1/xx not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
EP1354314A2 (de) | 2003-10-22 |
EP1354314B1 (de) | 2004-08-04 |
JP3890298B2 (ja) | 2007-03-07 |
CA2434783A1 (en) | 2002-07-25 |
WO2002058051A3 (de) | 2002-09-19 |
ATE272884T1 (de) | 2004-08-15 |
DE10102154C2 (de) | 2003-02-13 |
JP2004520739A (ja) | 2004-07-08 |
DE50200750D1 (de) | 2004-09-09 |
US20040107289A1 (en) | 2004-06-03 |
WO2002058051A2 (de) | 2002-07-25 |
KR100516985B1 (ko) | 2005-09-26 |
US7496517B2 (en) | 2009-02-24 |
KR20030076614A (ko) | 2003-09-26 |
DE10102154A1 (de) | 2002-08-08 |
AU2002242667B2 (en) | 2004-11-25 |
CA2434783C (en) | 2008-04-15 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
HK1056641A1 (en) | Method and device for the generation or decoding of a scalable data stream with provision for a bit-tore, encoder and scalable encoder. | |
DE59602898D1 (de) | Verfahren und vorrichtung zur skalierbaren codierung von audiosignalen | |
DE602004010081D1 (de) | Verfahren, vorrichtung und system zum codieren und decodieren von seiteninformationen für die multimedia-übertragung | |
ATE206252T1 (de) | Verfahren und vorrichtung zum codieren von audiosignalen sowie verfahren und vorrichtungen zum decodieren eines bitstroms | |
EP1818911A4 (de) | Tonkodierungsvorrichtung und tonkodierungsmethode | |
TW200746051A (en) | Apparatus and method for encoding and decoding signal | |
DE69926821D1 (de) | Verfahren zur signalgesteuerten Schaltung zwischen verschiedenen Audiokodierungssystemen | |
RU98108083A (ru) | Способ и устройство для кодирования звуковых сигналов | |
IL181743A0 (en) | Device and method for generating a multi-channel signal or a parameter data set | |
KR940027552A (ko) | 다중화 데이타 분리장치 및 방법 | |
HK1111855A1 (en) | Device and method for generating an encoded stereo signal | |
AU2178399A (en) | Video processing system also compressing coding decision data | |
DE59801343D1 (de) | Verfahren und vorrichtung zum codieren eines zeitdiskreten stereosignals | |
HK1057123A1 (en) | Method and device for the generation of a scalable data stream and method and device for decoding scalable data stream | |
CN103106901B (zh) | 一种基于索引值的压缩域音频数字隐写及提取方法 | |
HK1056790A1 (en) | Method and device for producing a scalable data stream, and method and device for decoding a scalable data stream while taking a bit bank function into account. | |
FR2859566B1 (fr) | Procede de transmission d'un flux d'information par insertion a l'interieur d'un flux de donnees de parole, et codec parametrique pour sa mise en oeuvre | |
ATE205992T1 (de) | Kommunikationsnetz, verfahren zum übertragen eines signals, netzverbindungseinheit und verfahren zum anpassen der datenrate eines skalierten datenstroms | |
TW200509073A (en) | Method for adaptive bit recovery | |
KR960043830A (ko) | Mpeg과 ac-3겸용 디지탈 오디오신호의 복호화장치 | |
ATE270798T1 (de) | Teilverschlüsselung von zusammengesetzten bitströmen | |
ATE513415T1 (de) | Verfahren zur verarbeitung von multimediainhalt | |
JP2004520739A5 (ja) | スケーラブルデータストリームを生成する方法と装置およびスケーラブルデータストリームを復号化する方法と装置 | |
WO2002037314A3 (en) | Data encoding method and system | |
KR100363551B1 (ko) | 하이파이 오디오 신호의 압축을 위한 채널 변환 장치 및방법 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PE | Patent expired |
Effective date: 20220113 |