EP1338004B8 - Verfahren und vorrichtung zum erzeugen bzw. decodieren eines skalierbaren datenstroms unter berücksichtigung einer bitsparkasse, codierer und skalierbarer codierer - Google Patents
Verfahren und vorrichtung zum erzeugen bzw. decodieren eines skalierbaren datenstroms unter berücksichtigung einer bitsparkasse, codierer und skalierbarer codierer Download PDFInfo
- Publication number
- EP1338004B8 EP1338004B8 EP02718023A EP02718023A EP1338004B8 EP 1338004 B8 EP1338004 B8 EP 1338004B8 EP 02718023 A EP02718023 A EP 02718023A EP 02718023 A EP02718023 A EP 02718023A EP 1338004 B8 EP1338004 B8 EP 1338004B8
- Authority
- EP
- European Patent Office
- Prior art keywords
- encoder
- scalable
- output data
- data
- bit
- 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
Classifications
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; 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 OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; 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
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE10102159 | 2001-01-18 | ||
| DE10102159A DE10102159C2 (de) | 2001-01-18 | 2001-01-18 | Verfahren und Vorrichtung zum Erzeugen bzw. Decodieren eines skalierbaren Datenstroms unter Berücksichtigung einer Bitsparkasse, Codierer und skalierbarer Codierer |
| PCT/EP2002/000294 WO2002063611A1 (de) | 2001-01-18 | 2002-01-14 | Verfahren und vorrichtung zum erzeugen bzw. decodieren eines skalierbaren datenstroms unter berücksichtigung einer bitsparkasse, codierer und skalierbarer codierer |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| EP1338004A1 EP1338004A1 (de) | 2003-08-27 |
| EP1338004B1 EP1338004B1 (de) | 2004-09-08 |
| EP1338004B8 true EP1338004B8 (de) | 2005-08-31 |
Family
ID=7670988
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| EP02718023A Expired - Lifetime EP1338004B8 (de) | 2001-01-18 | 2002-01-14 | Verfahren und vorrichtung zum erzeugen bzw. decodieren eines skalierbaren datenstroms unter berücksichtigung einer bitsparkasse, codierer und skalierbarer codierer |
Country Status (10)
| Country | Link |
|---|---|
| US (1) | US7516230B2 (de) |
| EP (1) | EP1338004B8 (de) |
| JP (1) | JP3890300B2 (de) |
| KR (1) | KR100576034B1 (de) |
| AT (1) | ATE275751T1 (de) |
| AU (1) | AU2002249122B2 (de) |
| CA (1) | CA2434882C (de) |
| DE (2) | DE10102159C2 (de) |
| HK (1) | HK1056641A1 (de) |
| WO (1) | WO2002063611A1 (de) |
Families Citing this family (29)
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| JP3881943B2 (ja) * | 2002-09-06 | 2007-02-14 | 松下電器産業株式会社 | 音響符号化装置及び音響符号化方法 |
| DE10328777A1 (de) * | 2003-06-25 | 2005-01-27 | Coding Technologies Ab | Vorrichtung und Verfahren zum Codieren eines Audiosignals und Vorrichtung und Verfahren zum Decodieren eines codierten Audiosignals |
| GB2403634B (en) * | 2003-06-30 | 2006-11-29 | Nokia Corp | An audio encoder |
| DE10353793B4 (de) * | 2003-11-13 | 2012-12-06 | Deutsche Telekom Ag | Verfahren zur Verbesserung der Wiedergabequalität bei paketorientierter Übertragung von Audio-/Video-Daten |
| US7756594B2 (en) * | 2004-06-14 | 2010-07-13 | Microsoft Corporation | Systems and methods for parsing flexible audio codec topologies |
| US7590065B2 (en) * | 2004-08-04 | 2009-09-15 | Microsoft Corporation | Equal-opportunity bandwidth regulation |
| US20060041895A1 (en) * | 2004-08-04 | 2006-02-23 | Microsoft Corporation | Systems and methods for interfacing with codecs across an architecture optimized for audio |
| US7706901B2 (en) * | 2004-10-01 | 2010-04-27 | Microsoft Corporation | Low latency real-time audio streaming |
| WO2006041055A1 (ja) * | 2004-10-13 | 2006-04-20 | Matsushita Electric Industrial Co., Ltd. | スケーラブル符号化装置、スケーラブル復号装置及びスケーラブル符号化方法 |
| EP1818911B1 (de) * | 2004-12-27 | 2012-02-08 | Panasonic Corporation | Tonkodierungsvorrichtung und tonkodierungsmethode |
| US8826093B2 (en) * | 2005-01-19 | 2014-09-02 | Qualcomm Incorporated | Power saving method for coded transmission |
| US7809018B2 (en) * | 2005-12-16 | 2010-10-05 | Coding Technologies Ab | Apparatus for generating and interpreting a data stream with segments having specified entry points |
| EP1961181B1 (de) * | 2005-12-16 | 2009-04-15 | Dolby Sweden AB | Vorrichtung zum erzeugen und interpretieren eines datenstroms mit einer reihe von segmenten unter verwendung von daten in nachfolgenden datenrahmen |
| US7590523B2 (en) * | 2006-03-20 | 2009-09-15 | Mindspeed Technologies, Inc. | Speech post-processing using MDCT coefficients |
| EP1841072B1 (de) * | 2006-03-30 | 2016-06-01 | Unify GmbH & Co. KG | Verfahren und Einrichtung zum Dekodieren von schichtkodierten Daten |
| US8190441B2 (en) * | 2006-09-11 | 2012-05-29 | Apple Inc. | Playback of compressed media files without quantization gaps |
| JP4358215B2 (ja) * | 2006-09-27 | 2009-11-04 | 株式会社東芝 | 動画像符号化装置及びその方法 |
| US9773505B2 (en) * | 2008-09-18 | 2017-09-26 | Electronics And Telecommunications Research Institute | Encoding apparatus and decoding apparatus for transforming between modified discrete cosine transform-based coder and different coder |
| CN101771417B (zh) * | 2008-12-30 | 2012-04-18 | 华为技术有限公司 | 信号编码、解码方法及装置、系统 |
| PT2559029T (pt) * | 2010-04-13 | 2019-05-23 | Fraunhofer Gesellschaft Zur Foerderung Der Angewandten Wss E V | Método e codificador e descodificador para reprodução sem lacunas de um sinal de áudio |
| US8532804B2 (en) * | 2010-06-18 | 2013-09-10 | Microsoft Corporation | Predictive resampler scheduler algorithm |
| US8433823B2 (en) * | 2010-09-03 | 2013-04-30 | Tibco Software Inc. | Random access data compression |
| KR20120084234A (ko) | 2011-01-19 | 2012-07-27 | 삼성전자주식회사 | Ｍｐｅｇ ｍｅｄｉａ ｔｒａｎｓｐｏｒｔ（ｍｍｔ）에서 ｍｍｔ ａｕ를 전송하는 방법 |
| TWI476761B (zh) * | 2011-04-08 | 2015-03-11 | Dolby Lab Licensing Corp | 用以產生可由實施不同解碼協定之解碼器所解碼的統一位元流之音頻編碼方法及系統 |
| WO2013142650A1 (en) | 2012-03-23 | 2013-09-26 | Dolby International Ab | Enabling sampling rate diversity in a voice communication system |
| TWI505262B (zh) | 2012-05-15 | 2015-10-21 | Dolby Int Ab | 具多重子流之多通道音頻信號的有效編碼與解碼 |
| US10199043B2 (en) * | 2012-09-07 | 2019-02-05 | Dts, Inc. | Scalable code excited linear prediction bitstream repacked from a higher to a lower bitrate by discarding insignificant frame data |
| US9564136B2 (en) * | 2014-03-06 | 2017-02-07 | Dts, Inc. | Post-encoding bitrate reduction of multiple object audio |
| US10283091B2 (en) * | 2014-10-13 | 2019-05-07 | Microsoft Technology Licensing, Llc | Buffer optimization |
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|---|---|---|---|---|
| DE3912605B4 (de) | 1989-04-17 | 2008-09-04 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Digitales Codierverfahren |
| DE4218695A1 (de) * | 1992-06-09 | 1993-12-16 | Thomson Brandt Gmbh | Verfahren, Coder und Decoder zur Datenübertragung und/oder -speicherung |
| US5365552A (en) * | 1992-11-16 | 1994-11-15 | Intel Corporation | Buffer fullness indicator |
| US5835033A (en) * | 1994-11-08 | 1998-11-10 | Canon Kabushiki Kaisha | Decoding apparatus and method for coded data |
| US5896099A (en) * | 1995-06-30 | 1999-04-20 | Sanyo Electric Co., Ltd. | Audio decoder with buffer fullness control |
| 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 |
| US5768537A (en) | 1996-02-22 | 1998-06-16 | International Business Machines Corporation | Scalable MPEG2 compliant video encoder |
| JP3344944B2 (ja) * | 1997-05-15 | 2002-11-18 | 松下電器産業株式会社 | オーディオ信号符号化装置，オーディオ信号復号化装置，オーディオ信号符号化方法，及びオーディオ信号復号化方法 |
| JP3246715B2 (ja) | 1996-07-01 | 2002-01-15 | 松下電器産業株式会社 | オーディオ信号圧縮方法，およびオーディオ信号圧縮装置 |
| 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 |
| KR100335609B1 (ko) * | 1997-11-20 | 2002-10-04 | 삼성전자 주식회사 | 비트율조절이가능한오디오부호화/복호화방법및장치 |
| AU1928999A (en) * | 1997-12-19 | 1999-07-12 | Kenneth Rose | Scalable predictive coding method and apparatus |
| BR9906668A (pt) * | 1998-08-06 | 2000-08-29 | Samsung Electronics Co Ltd | Dispositivo de decodificação de canal, e, processo de decodificação de canal |
| US6553086B1 (en) * | 1998-10-02 | 2003-04-22 | Lg Electronics, Inc. | Method and apparatus for recording time information for digital data streams |
| 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 |
| FR2791167B1 (fr) * | 1999-03-17 | 2003-01-10 | Matra Nortel Communications | Procedes de codage, de decodage et de transcodage audio |
| US6195989B1 (en) | 1999-05-04 | 2001-03-06 | Caterpillar Inc. | Power control system for a machine |
| KR100349329B1 (ko) * | 1999-06-23 | 2002-08-21 | 한국전자통신연구원 | 엠펙-2 고품질 오디오 처리 알고리즘의 병렬 처리 방법 |
| DE19959156C2 (de) * | 1999-12-08 | 2002-01-31 | Fraunhofer Ges Forschung | Verfahren und Vorrichtung zum Verarbeiten eines zu codierenden Stereoaudiosignals |
| US6369722B1 (en) * | 2000-03-17 | 2002-04-09 | Matra Nortel Communications | Coding, decoding and transcoding methods |
| US6675148B2 (en) * | 2001-01-05 | 2004-01-06 | Digital Voice Systems, Inc. | Lossless audio coder |
| US6926526B2 (en) * | 2002-05-24 | 2005-08-09 | Kenneth G. Hudak | Endodontic adapter for a sonic scaler |
-
2001
- 2001-01-18 DE DE10102159A patent/DE10102159C2/de not_active Expired - Lifetime
-
2002
- 2002-01-14 JP JP2002563470A patent/JP3890300B2/ja not_active Expired - Lifetime
- 2002-01-14 CA CA002434882A patent/CA2434882C/en not_active Expired - Lifetime
- 2002-01-14 AT AT02718023T patent/ATE275751T1/de active
- 2002-01-14 WO PCT/EP2002/000294 patent/WO2002063611A1/de active IP Right Grant
- 2002-01-14 KR KR1020037009445A patent/KR100576034B1/ko active IP Right Grant
- 2002-01-14 AU AU2002249122A patent/AU2002249122B2/en not_active Expired
- 2002-01-14 EP EP02718023A patent/EP1338004B8/de not_active Expired - Lifetime
- 2002-01-14 US US10/466,781 patent/US7516230B2/en active Active
- 2002-01-14 DE DE50200953T patent/DE50200953D1/de not_active Expired - Lifetime
-
2003
- 2003-12-11 HK HK03108993A patent/HK1056641A1/xx not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| DE50200953D1 (de) | 2004-10-14 |
| JP2004523790A (ja) | 2004-08-05 |
| ATE275751T1 (de) | 2004-09-15 |
| KR100576034B1 (ko) | 2006-05-02 |
| KR20030076611A (ko) | 2003-09-26 |
| AU2002249122B2 (en) | 2005-06-23 |
| HK1056641A1 (en) | 2004-02-20 |
| DE10102159A1 (de) | 2002-08-08 |
| US20040162911A1 (en) | 2004-08-19 |
| CA2434882A1 (en) | 2002-08-15 |
| CA2434882C (en) | 2008-04-15 |
| EP1338004A1 (de) | 2003-08-27 |
| WO2002063611A1 (de) | 2002-08-15 |
| JP3890300B2 (ja) | 2007-03-07 |
| EP1338004B1 (de) | 2004-09-08 |
| US7516230B2 (en) | 2009-04-07 |
| DE10102159C2 (de) | 2002-12-12 |
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