ES2434125T3 - Método de codificación de señal de audio, método de descodificación de señal de audio, dispositivo de codificación, dispositivo de descodificación, sistema de proceso de señal de audio, progrma de codificación de señal de audio y programa de descodificación de señal de audio - Google Patents
Método de codificación de señal de audio, método de descodificación de señal de audio, dispositivo de codificación, dispositivo de descodificación, sistema de proceso de señal de audio, progrma de codificación de señal de audio y programa de descodificación de señal de audio Download PDFInfo
- Publication number
- ES2434125T3 ES2434125T3 ES10748784T ES10748784T ES2434125T3 ES 2434125 T3 ES2434125 T3 ES 2434125T3 ES 10748784 T ES10748784 T ES 10748784T ES 10748784 T ES10748784 T ES 10748784T ES 2434125 T3 ES2434125 T3 ES 2434125T3
- Authority
- ES
- Spain
- Prior art keywords
- coding
- decoding
- sequence
- audio signal
- internal state
- 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.)
- Active
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
- G10L19/04—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
- G10L19/26—Pre-filtering or post-filtering
-
- 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
-
- 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
- G10L19/002—Dynamic bit allocation
-
- 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
- G10L19/20—Vocoders using multiple modes using sound class specific coding, hybrid encoders or object based coding
-
- 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
- G10L19/22—Mode decision, i.e. based on audio signal content versus external parameters
-
- 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
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Computational Linguistics (AREA)
- Signal Processing (AREA)
- Health & Medical Sciences (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Human Computer Interaction (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2009053693 | 2009-03-06 | ||
| JP2009053693A JP4977157B2 (ja) | 2009-03-06 | 2009-03-06 | 音信号符号化方法、音信号復号方法、符号化装置、復号装置、音信号処理システム、音信号符号化プログラム、及び、音信号復号プログラム |
| PCT/JP2010/053454 WO2010101190A1 (ja) | 2009-03-06 | 2010-03-03 | 音信号符号化方法、音信号復号方法、符号化装置、復号装置、音信号処理システム、音信号符号化プログラム、及び、音信号復号プログラム |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ES2434125T3 true ES2434125T3 (es) | 2013-12-13 |
Family
ID=42709745
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ES10748784T Active ES2434125T3 (es) | 2009-03-06 | 2010-03-03 | Método de codificación de señal de audio, método de descodificación de señal de audio, dispositivo de codificación, dispositivo de descodificación, sistema de proceso de señal de audio, progrma de codificación de señal de audio y programa de descodificación de señal de audio |
Country Status (22)
| Country | Link |
|---|---|
| US (3) | US8751245B2 (enExample) |
| EP (3) | EP2405426B1 (enExample) |
| JP (1) | JP4977157B2 (enExample) |
| KR (3) | KR101175553B1 (enExample) |
| CN (3) | CN102737642B (enExample) |
| AU (1) | AU2010219643C1 (enExample) |
| BR (3) | BR122013014741B1 (enExample) |
| CA (1) | CA2754404C (enExample) |
| CY (1) | CY1114649T1 (enExample) |
| DK (1) | DK2405426T3 (enExample) |
| ES (1) | ES2434125T3 (enExample) |
| HR (1) | HRP20131056T1 (enExample) |
| MX (1) | MX2011009333A (enExample) |
| PH (2) | PH12012501446A1 (enExample) |
| PL (1) | PL2405426T3 (enExample) |
| PT (1) | PT2405426E (enExample) |
| RU (3) | RU2482554C1 (enExample) |
| SG (1) | SG174241A1 (enExample) |
| SI (1) | SI2405426T1 (enExample) |
| SM (1) | SMT201400025B (enExample) |
| TW (3) | TWI385649B (enExample) |
| WO (1) | WO2010101190A1 (enExample) |
Families Citing this family (21)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5395649B2 (ja) * | 2009-12-24 | 2014-01-22 | 日本電信電話株式会社 | 符号化方法、復号方法、符号化装置、復号装置及びプログラム |
| FR2969805A1 (fr) * | 2010-12-23 | 2012-06-29 | France Telecom | Codage bas retard alternant codage predictif et codage par transformee |
| EP2772914A4 (en) * | 2011-10-28 | 2015-07-15 | Panasonic Corp | DECODER FOR HYBRID SOUND SIGNALS, COORDINATORS FOR HYBRID SOUND SIGNALS, DECODING PROCEDURE FOR SOUND SIGNALS AND CODING SIGNALING PROCESSES |
| US9043201B2 (en) | 2012-01-03 | 2015-05-26 | Google Technology Holdings LLC | Method and apparatus for processing audio frames to transition between different codecs |
| AU2013345615B2 (en) * | 2012-11-13 | 2017-05-04 | Samsung Electronics Co., Ltd. | Method and apparatus for determining encoding mode, method and apparatus for encoding audio signals, and method and apparatus for decoding audio signals |
| EP2830061A1 (en) | 2013-07-22 | 2015-01-28 | Fraunhofer Gesellschaft zur Förderung der angewandten Forschung e.V. | Apparatus and method for encoding and decoding an encoded audio signal using temporal noise/patch shaping |
| JP5981408B2 (ja) * | 2013-10-29 | 2016-08-31 | 株式会社Ｎｔｔドコモ | 音声信号処理装置、音声信号処理方法、及び音声信号処理プログラム |
| FR3013496A1 (fr) * | 2013-11-15 | 2015-05-22 | Orange | Transition d'un codage/decodage par transformee vers un codage/decodage predictif |
| US11589172B2 (en) | 2014-01-06 | 2023-02-21 | Shenzhen Shokz Co., Ltd. | Systems and methods for suppressing sound leakage |
| EP2980797A1 (en) * | 2014-07-28 | 2016-02-03 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Audio decoder, method and computer program using a zero-input-response to obtain a smooth transition |
| US9685164B2 (en) * | 2014-03-31 | 2017-06-20 | Qualcomm Incorporated | Systems and methods of switching coding technologies at a device |
| EP2980794A1 (en) * | 2014-07-28 | 2016-02-03 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Audio encoder and decoder using a frequency domain processor and a time domain processor |
| EP2980795A1 (en) * | 2014-07-28 | 2016-02-03 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Audio encoding and decoding using a frequency domain processor, a time domain processor and a cross processor for initialization of the time domain processor |
| FR3024582A1 (fr) | 2014-07-29 | 2016-02-05 | Orange | Gestion de la perte de trame dans un contexte de transition fd/lpd |
| CN104485112B (zh) * | 2014-12-08 | 2017-12-08 | 福建联迪商用设备有限公司 | 一种基于音频通讯中的音频解码方法及其装置 |
| WO2016142002A1 (en) | 2015-03-09 | 2016-09-15 | Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. | Audio encoder, audio decoder, method for encoding an audio signal and method for decoding an encoded audio signal |
| EP3231393B1 (de) | 2016-04-13 | 2023-06-21 | Christian Vallbracht | Minimal-invasiv implantierbare mitral- und trikuspidalklappe |
| CN109215667B (zh) | 2017-06-29 | 2020-12-22 | 华为技术有限公司 | 时延估计方法及装置 |
| CN110556118B (zh) * | 2018-05-31 | 2022-05-10 | 华为技术有限公司 | 立体声信号的编码方法和装置 |
| JP7137694B2 (ja) | 2018-09-12 | 2022-09-14 | シェンチェン ショックス カンパニー リミテッド | 複数の音響電気変換器を有する信号処理装置 |
| CN115881140B (zh) * | 2021-09-29 | 2025-09-26 | 华为技术有限公司 | 编解码方法、装置、设备、存储介质及计算机程序产品 |
Family Cites Families (22)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0352899A (ja) * | 1989-07-20 | 1991-03-07 | Asahi Glass Co Ltd | カルシトニン類似体 |
| SE504010C2 (sv) * | 1995-02-08 | 1996-10-14 | Ericsson Telefon Ab L M | Förfarande och anordning för prediktiv kodning av tal- och datasignaler |
| JP2904083B2 (ja) * | 1995-11-29 | 1999-06-14 | 日本電気株式会社 | 音声符号化切替えシステム |
| US6134518A (en) * | 1997-03-04 | 2000-10-17 | International Business Machines Corporation | Digital audio signal coding using a CELP coder and a transform coder |
| JP4216364B2 (ja) * | 1997-08-29 | 2009-01-28 | 株式会社東芝 | 音声符号化／復号化方法および音声信号の成分分離方法 |
| JP3487158B2 (ja) * | 1998-02-26 | 2004-01-13 | 三菱電機株式会社 | 音声符号化伝送システム |
| SE0004187D0 (sv) * | 2000-11-15 | 2000-11-15 | Coding Technologies Sweden Ab | Enhancing the performance of coding systems that use high frequency reconstruction methods |
| JP4551555B2 (ja) * | 2000-11-29 | 2010-09-29 | 株式会社東芝 | 符号化データ伝送装置 |
| US6658383B2 (en) * | 2001-06-26 | 2003-12-02 | Microsoft Corporation | Method for coding speech and music signals |
| JP4290917B2 (ja) * | 2002-02-08 | 2009-07-08 | 株式会社エヌ・ティ・ティ・ドコモ | 復号装置、符号化装置、復号方法、及び、符号化方法 |
| US20050228648A1 (en) * | 2002-04-22 | 2005-10-13 | Ari Heikkinen | Method and device for obtaining parameters for parametric speech coding of frames |
| JP2004053676A (ja) * | 2002-07-16 | 2004-02-19 | Mitsubishi Electric Corp | 音声符号化装置および復号装置 |
| US7876966B2 (en) * | 2003-03-11 | 2011-01-25 | Spyder Navigations L.L.C. | Switching between coding schemes |
| JP4546464B2 (ja) | 2004-04-27 | 2010-09-15 | パナソニック株式会社 | スケーラブル符号化装置、スケーラブル復号化装置、およびこれらの方法 |
| CA2566372A1 (en) * | 2004-05-17 | 2005-11-24 | Nokia Corporation | Audio encoding with different coding models |
| ES2338117T3 (es) * | 2004-05-17 | 2010-05-04 | Nokia Corporation | Codificacion de audio con diferentes longitudes de trama de codificacion. |
| US7596486B2 (en) * | 2004-05-19 | 2009-09-29 | Nokia Corporation | Encoding an audio signal using different audio coder modes |
| RU2007139784A (ru) * | 2005-04-28 | 2009-05-10 | Мацусита Электрик Индастриал Ко., Лтд. (Jp) | Устройство кодирования звука и способ кодирования звука |
| EP1883067A1 (en) * | 2006-07-24 | 2008-01-30 | Deutsche Thomson-Brandt Gmbh | Method and apparatus for lossless encoding of a source signal, using a lossy encoded data stream and a lossless extension data stream |
| PL2311034T3 (pl) | 2008-07-11 | 2016-04-29 | Fraunhofer Ges Forschung | Koder i dekoder audio do kodowania ramek próbkowanego sygnału audio |
| PL2491556T3 (pl) * | 2009-10-20 | 2024-08-26 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Dekoder sygnału audio, odpowiadający mu sposób oraz program komputerowy |
| FR2969805A1 (fr) * | 2010-12-23 | 2012-06-29 | France Telecom | Codage bas retard alternant codage predictif et codage par transformee |
-
2009
- 2009-03-06 JP JP2009053693A patent/JP4977157B2/ja active Active
-
2010
- 2010-03-03 MX MX2011009333A patent/MX2011009333A/es active IP Right Grant
- 2010-03-03 RU RU2011140533/08A patent/RU2482554C1/ru active
- 2010-03-03 PL PL10748784T patent/PL2405426T3/pl unknown
- 2010-03-03 AU AU2010219643A patent/AU2010219643C1/en active Active
- 2010-03-03 KR KR1020127017742A patent/KR101175553B1/ko active Active
- 2010-03-03 CN CN201210242200.9A patent/CN102737642B/zh active Active
- 2010-03-03 PT PT107487845T patent/PT2405426E/pt unknown
- 2010-03-03 BR BR122013014741-1A patent/BR122013014741B1/pt active IP Right Grant
- 2010-03-03 SG SG2011063633A patent/SG174241A1/en unknown
- 2010-03-03 DK DK10748784.5T patent/DK2405426T3/da active
- 2010-03-03 HR HRP20131056AT patent/HRP20131056T1/hr unknown
- 2010-03-03 ES ES10748784T patent/ES2434125T3/es active Active
- 2010-03-03 CA CA2754404A patent/CA2754404C/en active Active
- 2010-03-03 EP EP10748784.5A patent/EP2405426B1/en active Active
- 2010-03-03 BR BR122013014739-0A patent/BR122013014739B1/pt active IP Right Grant
- 2010-03-03 KR KR1020127017741A patent/KR101175555B1/ko active Active
- 2010-03-03 EP EP12175685A patent/EP2511906A1/en not_active Ceased
- 2010-03-03 SI SI201030424T patent/SI2405426T1/sl unknown
- 2010-03-03 CN CN201210241711.9A patent/CN102737641B/zh active Active
- 2010-03-03 EP EP12175701A patent/EP2511907A1/en not_active Ceased
- 2010-03-03 WO PCT/JP2010/053454 patent/WO2010101190A1/ja not_active Ceased
- 2010-03-03 CN CN201080010716XA patent/CN102341851B/zh active Active
- 2010-03-03 BR BRPI1016262-3A patent/BRPI1016262B1/pt active IP Right Grant
- 2010-03-03 KR KR1020117020793A patent/KR101256542B1/ko active Active
- 2010-03-05 TW TW101125361A patent/TWI385649B/zh active
- 2010-03-05 TW TW099106450A patent/TWI390504B/zh active
- 2010-03-05 TW TW101125359A patent/TWI385648B/zh active
-
2011
- 2011-09-02 US US13/224,816 patent/US8751245B2/en active Active
-
2012
- 2012-07-16 PH PH12012501446A patent/PH12012501446A1/en unknown
- 2012-07-16 PH PH12012501447A patent/PH12012501447B1/en unknown
- 2012-07-23 RU RU2012131495/08A patent/RU2493619C1/ru active
- 2012-07-23 RU RU2012131496/08A patent/RU2493620C1/ru active
-
2013
- 2013-03-05 US US13/786,052 patent/US9214161B2/en active Active
- 2013-03-05 US US13/786,065 patent/US8666754B2/en active Active
- 2013-11-27 CY CY20131101062T patent/CY1114649T1/el unknown
-
2014
- 2014-02-24 SM SM201400025T patent/SMT201400025B/xx unknown
Also Published As
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| ES2434125T3 (es) | Método de codificación de señal de audio, método de descodificación de señal de audio, dispositivo de codificación, dispositivo de descodificación, sistema de proceso de señal de audio, progrma de codificación de señal de audio y programa de descodificación de señal de audio | |
| KR20160083890A (ko) | 변환 코딩/디코딩으로부터 예측 코딩/디코딩으로의 천이 | |
| JP5197838B2 (ja) | 音信号符号化方法、音信号復号方法、符号化装置、復号装置、音信号処理システム、音信号符号化プログラム、及び、音信号復号プログラム | |
| JP4977268B2 (ja) | 音信号符号化方法、音信号復号方法、符号化装置、復号装置、音信号処理システム、音信号符号化プログラム、及び、音信号復号プログラム | |
| AU2012204147B2 (en) | Audio signal encoding method, audio signal decoding method, encoding device, decoding device, audio signal processing system, audio signal encoding program, and audio signal decoding program |