ATE452401T1 - Audiocodierung - Google Patents
AudiocodierungInfo
- Publication number
- ATE452401T1 ATE452401T1 AT04770161T AT04770161T ATE452401T1 AT E452401 T1 ATE452401 T1 AT E452401T1 AT 04770161 T AT04770161 T AT 04770161T AT 04770161 T AT04770161 T AT 04770161T AT E452401 T1 ATE452401 T1 AT E452401T1
- Authority
- AT
- Austria
- Prior art keywords
- sinusoidal
- frame
- codes
- sequential
- segments
- Prior art date
Links
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
- G10L19/02—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 spectral analysis, e.g. transform vocoders or subband vocoders
- G10L19/032—Quantisation or dequantisation of spectral components
-
- 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
- G10L19/093—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters using sinusoidal excitation models
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Computational Linguistics (AREA)
- Signal Processing (AREA)
- Health & Medical Sciences (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Human Computer Interaction (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Cereal-Derived Products (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP03103774 | 2003-10-13 | ||
| PCT/IB2004/051963 WO2005036529A1 (en) | 2003-10-13 | 2004-10-04 | Audio encoding |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ATE452401T1 true ATE452401T1 (de) | 2010-01-15 |
Family
ID=34429478
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AT04770161T ATE452401T1 (de) | 2003-10-13 | 2004-10-04 | Audiocodierung |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US7725310B2 (de) |
| EP (1) | EP1676263B1 (de) |
| JP (2) | JP2007509363A (de) |
| CN (1) | CN1867969B (de) |
| AT (1) | ATE452401T1 (de) |
| DE (1) | DE602004024703D1 (de) |
| ES (1) | ES2337903T3 (de) |
| WO (1) | WO2005036529A1 (de) |
Families Citing this family (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8121836B2 (en) | 2005-07-11 | 2012-02-21 | Lg Electronics Inc. | Apparatus and method of processing an audio signal |
| US8090587B2 (en) * | 2005-09-27 | 2012-01-03 | Lg Electronics Inc. | Method and apparatus for encoding/decoding multi-channel audio signal |
| FR2897212A1 (fr) * | 2006-02-09 | 2007-08-10 | France Telecom | Procede de codage d'un signal audio source, dispositif de codage, procede de decodage, signal, support de donnees, produits programme d'ordinateur correspondants |
| DE102006022346B4 (de) * | 2006-05-12 | 2008-02-28 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Informationssignalcodierung |
| US20080215342A1 (en) * | 2007-01-17 | 2008-09-04 | Russell Tillitt | System and method for enhancing perceptual quality of low bit rate compressed audio data |
| KR20080073925A (ko) * | 2007-02-07 | 2008-08-12 | 삼성전자주식회사 | 파라메트릭 부호화된 오디오 신호를 복호화하는 방법 및장치 |
| KR101080421B1 (ko) * | 2007-03-16 | 2011-11-04 | 삼성전자주식회사 | 정현파 오디오 코딩 방법 및 장치 |
| KR101410229B1 (ko) * | 2007-08-20 | 2014-06-23 | 삼성전자주식회사 | 오디오 신호의 연속 정현파 신호 정보를 인코딩하는 방법및 장치와 디코딩 방법 및 장치 |
| KR101425354B1 (ko) * | 2007-08-28 | 2014-08-06 | 삼성전자주식회사 | 오디오 신호의 연속 정현파 신호를 인코딩하는 방법 및장치와 디코딩 방법 및 장치 |
| US20110153337A1 (en) * | 2009-12-17 | 2011-06-23 | Electronics And Telecommunications Research Institute | Encoding apparatus and method and decoding apparatus and method of audio/voice signal processing apparatus |
| FR2973552A1 (fr) * | 2011-03-29 | 2012-10-05 | France Telecom | Traitement dans le domaine code d'un signal audio code par codage micda |
| EP2720222A1 (de) * | 2012-10-10 | 2014-04-16 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Vorrichtung und Verfahren zur wirksamen Synthese von Sinosoiden und Sweeps durch Verwendung spektraler Muster |
| CN110019719B (zh) * | 2017-12-15 | 2023-04-25 | 微软技术许可有限责任公司 | 基于断言的问答 |
| CN116993799A (zh) * | 2023-04-17 | 2023-11-03 | 中国科学院长春光学精密机械与物理研究所 | 一种相位展开误差校正方法、系统及终端 |
Family Cites Families (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4937873A (en) * | 1985-03-18 | 1990-06-26 | Massachusetts Institute Of Technology | Computationally efficient sine wave synthesis for acoustic waveform processing |
| JPH0769714B2 (ja) * | 1987-04-10 | 1995-07-31 | 三洋電機株式会社 | 音声録音再生装置 |
| DE4229372C2 (de) * | 1992-09-03 | 1997-07-03 | Inst Rundfunktechnik Gmbh | Verfahren zum Übertragen oder Speichern der Quantisierungsinformation bei einer bitratenreduzierenden Quellcodierung |
| JPH11219198A (ja) * | 1998-01-30 | 1999-08-10 | Sony Corp | 位相検出装置及び方法、並びに音声符号化装置及び方法 |
| JPH11219200A (ja) * | 1998-01-30 | 1999-08-10 | Sony Corp | 遅延検出装置及び方法、並びに音声符号化装置及び方法 |
| JPH11224099A (ja) * | 1998-02-06 | 1999-08-17 | Sony Corp | 位相量子化装置及び方法 |
| WO2000025249A1 (en) * | 1998-10-26 | 2000-05-04 | Stmicroelectronics Asia Pacific Pte Ltd. | Multi-precision technique for digital audio encoder |
| JP2001175283A (ja) * | 1999-12-14 | 2001-06-29 | Oki Micro Design Co Ltd | 適応差分パルス符号変調方式による録音再生装置 |
| KR100780561B1 (ko) | 2000-03-15 | 2007-11-29 | 코닌클리케 필립스 일렉트로닉스 엔.브이. | 라게르 함수를 이용한 오디오 코딩 장치 및 방법 |
| WO2001089086A1 (en) | 2000-05-17 | 2001-11-22 | Koninklijke Philips Electronics N.V. | Spectrum modeling |
| WO2001099097A1 (en) * | 2000-06-20 | 2001-12-27 | Koninklijke Philips Electronics N.V. | Sinusoidal coding |
| JP2002344328A (ja) * | 2001-05-21 | 2002-11-29 | Ricoh Co Ltd | 復号化装置、プログラム及び可変長符号の復号方法 |
| JP2003110429A (ja) * | 2001-09-28 | 2003-04-11 | Sony Corp | 符号化方法及び装置、復号方法及び装置、伝送方法及び装置、並びに記録媒体 |
| JP2003150197A (ja) * | 2001-11-09 | 2003-05-23 | Oki Electric Ind Co Ltd | 音声符号化装置及び音声復号化装置 |
| US20030135374A1 (en) * | 2002-01-16 | 2003-07-17 | Hardwick John C. | Speech synthesizer |
| JP4263412B2 (ja) * | 2002-01-29 | 2009-05-13 | 富士通株式会社 | 音声符号変換方法 |
| JP2003233397A (ja) * | 2002-02-12 | 2003-08-22 | Victor Co Of Japan Ltd | オーディオ符号化装置、オーディオ符号化プログラム及びオーディオ符号化データ伝送装置 |
| JP4296753B2 (ja) * | 2002-05-20 | 2009-07-15 | ソニー株式会社 | 音響信号符号化方法及び装置、音響信号復号方法及び装置、並びにプログラム及び記録媒体 |
| AU2003274617A1 (en) | 2002-11-29 | 2004-06-23 | Koninklijke Philips Electronics N.V. | Audio coding |
-
2004
- 2004-10-04 AT AT04770161T patent/ATE452401T1/de not_active IP Right Cessation
- 2004-10-04 WO PCT/IB2004/051963 patent/WO2005036529A1/en not_active Ceased
- 2004-10-04 ES ES04770161T patent/ES2337903T3/es not_active Expired - Lifetime
- 2004-10-04 US US10/575,428 patent/US7725310B2/en not_active Expired - Fee Related
- 2004-10-04 EP EP04770161A patent/EP1676263B1/de not_active Expired - Lifetime
- 2004-10-04 DE DE602004024703T patent/DE602004024703D1/de not_active Expired - Lifetime
- 2004-10-04 CN CN200480029891.8A patent/CN1867969B/zh not_active Expired - Fee Related
- 2004-10-04 JP JP2006534861A patent/JP2007509363A/ja active Pending
-
2011
- 2011-06-14 JP JP2011131730A patent/JP2011203752A/ja not_active Withdrawn
Also Published As
| Publication number | Publication date |
|---|---|
| CN1867969A (zh) | 2006-11-22 |
| US7725310B2 (en) | 2010-05-25 |
| JP2007509363A (ja) | 2007-04-12 |
| US20070100639A1 (en) | 2007-05-03 |
| JP2011203752A (ja) | 2011-10-13 |
| EP1676263A1 (de) | 2006-07-05 |
| CN1867969B (zh) | 2010-06-16 |
| EP1676263B1 (de) | 2009-12-16 |
| WO2005036529A1 (en) | 2005-04-21 |
| ES2337903T3 (es) | 2010-04-30 |
| DE602004024703D1 (de) | 2010-01-28 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| RER | Ceased as to paragraph 5 lit. 3 law introducing patent treaties |