MX2011009333A - Medoto para codificacion de señal de audio, metodo para descodificacion de señal de audio, dispositivo para codificacion, dispositivo para descodificacion, sistema de procesamiento de señal de audio, programa para codificacion de señal de audio y pro - Google Patents
Medoto para codificacion de señal de audio, metodo para descodificacion de señal de audio, dispositivo para codificacion, dispositivo para descodificacion, sistema de procesamiento de señal de audio, programa para codificacion de señal de audio y proInfo
- Publication number
- MX2011009333A MX2011009333A MX2011009333A MX2011009333A MX2011009333A MX 2011009333 A MX2011009333 A MX 2011009333A MX 2011009333 A MX2011009333 A MX 2011009333A MX 2011009333 A MX2011009333 A MX 2011009333A MX 2011009333 A MX2011009333 A MX 2011009333A
- Authority
- MX
- Mexico
- Prior art keywords
- sound signal
- coding
- decoding
- program
- processing system
- Prior art date
Links
- 230000005236 sound signal Effects 0.000 title 5
Classifications
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- 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
- G10L19/002—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
-
- 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 (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| 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 |
|---|---|
| MX2011009333A true MX2011009333A (es) | 2011-09-29 |
Family
ID=42709745
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| MX2011009333A MX2011009333A (es) | 2009-03-06 | 2010-03-03 | Medoto para codificacion de señal de audio, metodo para descodificacion de señal de audio, dispositivo para codificacion, dispositivo para descodificacion, sistema de procesamiento de señal de audio, programa para codificacion de señal de audio y pro |
Country Status (22)
| Country | Link |
|---|---|
| US (3) | US8751245B2 (https=) |
| EP (3) | EP2405426B1 (https=) |
| JP (1) | JP4977157B2 (https=) |
| KR (3) | KR101256542B1 (https=) |
| CN (3) | CN102341851B (https=) |
| AU (1) | AU2010219643C1 (https=) |
| BR (3) | BRPI1016262B1 (https=) |
| CA (1) | CA2754404C (https=) |
| CY (1) | CY1114649T1 (https=) |
| DK (1) | DK2405426T3 (https=) |
| ES (1) | ES2434125T3 (https=) |
| HR (1) | HRP20131056T1 (https=) |
| MX (1) | MX2011009333A (https=) |
| PH (2) | PH12012501447A1 (https=) |
| PL (1) | PL2405426T3 (https=) |
| PT (1) | PT2405426E (https=) |
| RU (3) | RU2482554C1 (https=) |
| SG (1) | SG174241A1 (https=) |
| SI (1) | SI2405426T1 (https=) |
| SM (1) | SMT201400025B (https=) |
| TW (3) | TWI385649B (https=) |
| WO (1) | WO2010101190A1 (https=) |
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 |
| WO2020051786A1 (en) | 2018-09-12 | 2020-03-19 | Shenzhen Voxtech Co., Ltd. | Signal processing device having multiple acoustic-electric transducers |
| US9043201B2 (en) * | 2012-01-03 | 2015-05-26 | Google Technology Holdings LLC | Method and apparatus for processing audio frames to transition between different codecs |
| TWI612518B (zh) * | 2012-11-13 | 2018-01-21 | Samsung Electronics Co., Ltd. | 編碼模式決定方法、音訊編碼方法以及音訊解碼方法 |
| EP2830054A1 (en) | 2013-07-22 | 2015-01-28 | Fraunhofer Gesellschaft zur Förderung der angewandten Forschung e.V. | Audio encoder, audio decoder and related methods using two-channel processing within an intelligent gap filling framework |
| 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 |
| 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 |
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| 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 |
| WO2003090209A1 (en) * | 2002-04-22 | 2003-10-30 | Nokia Corporation | 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 |
| AU2003208517A1 (en) * | 2003-03-11 | 2004-09-30 | Nokia Corporation | Switching between coding schemes |
| KR20070009644A (ko) | 2004-04-27 | 2007-01-18 | 마츠시타 덴끼 산교 가부시키가이샤 | 스케일러블 부호화 장치, 스케일러블 복호화 장치 및 그방법 |
| AU2004319555A1 (en) * | 2004-05-17 | 2005-11-24 | Nokia Corporation | Audio encoding with different coding models |
| EP1747554B1 (en) * | 2004-05-17 | 2010-02-10 | Nokia Corporation | Audio encoding with different coding frame lengths |
| US7596486B2 (en) * | 2004-05-19 | 2009-09-29 | Nokia Corporation | Encoding an audio signal using different audio coder modes |
| DE602006011600D1 (de) | 2005-04-28 | 2010-02-25 | Panasonic Corp | Audiocodierungseinrichtung und audiocodierungsverfahren |
| 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 |
| CN102105930B (zh) * | 2008-07-11 | 2012-10-03 | 弗朗霍夫应用科学研究促进协会 | 用于编码采样音频信号的帧的音频编码器和解码器 |
| KR101411759B1 (ko) | 2009-10-20 | 2014-06-25 | 프라운호퍼 게젤샤프트 쭈르 푀르데룽 데어 안겐반텐 포르슝 에. 베. | 오디오 신호 인코더, 오디오 신호 디코더, 앨리어싱-소거를 이용하여 오디오 신호를 인코딩 또는 디코딩하는 방법 |
| FR2969805A1 (fr) * | 2010-12-23 | 2012-06-29 | France Telecom | Codage bas retard alternant codage predictif et codage par transformee |
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2009
- 2009-03-06 JP JP2009053693A patent/JP4977157B2/ja active Active
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2010
- 2010-03-03 RU RU2011140533/08A patent/RU2482554C1/ru active
- 2010-03-03 CA CA2754404A patent/CA2754404C/en active Active
- 2010-03-03 AU AU2010219643A patent/AU2010219643C1/en active Active
- 2010-03-03 BR BRPI1016262-3A patent/BRPI1016262B1/pt active IP Right Grant
- 2010-03-03 CN CN201080010716XA patent/CN102341851B/zh active Active
- 2010-03-03 EP EP10748784.5A patent/EP2405426B1/en active Active
- 2010-03-03 KR KR1020117020793A patent/KR101256542B1/ko active Active
- 2010-03-03 EP EP12175701A patent/EP2511907A1/en not_active Ceased
- 2010-03-03 CN CN201210242200.9A patent/CN102737642B/zh active Active
- 2010-03-03 BR BR122013014741-1A patent/BR122013014741B1/pt active IP Right Grant
- 2010-03-03 DK DK10748784.5T patent/DK2405426T3/da active
- 2010-03-03 PT PT107487845T patent/PT2405426E/pt unknown
- 2010-03-03 CN CN201210241711.9A patent/CN102737641B/zh active Active
- 2010-03-03 WO PCT/JP2010/053454 patent/WO2010101190A1/ja not_active Ceased
- 2010-03-03 MX MX2011009333A patent/MX2011009333A/es active IP Right Grant
- 2010-03-03 HR HRP20131056AT patent/HRP20131056T1/hr unknown
- 2010-03-03 KR KR1020127017741A patent/KR101175555B1/ko active Active
- 2010-03-03 ES ES10748784T patent/ES2434125T3/es 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 SG SG2011063633A patent/SG174241A1/en unknown
- 2010-03-03 PL PL10748784T patent/PL2405426T3/pl unknown
- 2010-03-03 KR KR1020127017742A patent/KR101175553B1/ko active Active
- 2010-03-03 BR BR122013014739-0A patent/BR122013014739B1/pt active IP Right Grant
- 2010-03-05 TW TW101125361A patent/TWI385649B/zh active
- 2010-03-05 TW TW101125359A patent/TWI385648B/zh active
- 2010-03-05 TW TW099106450A patent/TWI390504B/zh active
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2011
- 2011-09-02 US US13/224,816 patent/US8751245B2/en active Active
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2012
- 2012-07-16 PH PH12012501447A patent/PH12012501447A1/en unknown
- 2012-07-16 PH PH12012501446A patent/PH12012501446A1/en unknown
- 2012-07-23 RU RU2012131496/08A patent/RU2493620C1/ru active
- 2012-07-23 RU RU2012131495/08A patent/RU2493619C1/ru active
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2013
- 2013-03-05 US US13/786,065 patent/US8666754B2/en active Active
- 2013-03-05 US US13/786,052 patent/US9214161B2/en active Active
- 2013-11-27 CY CY20131101062T patent/CY1114649T1/el unknown
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2014
- 2014-02-24 SM SM201400025T patent/SMT201400025B/xx unknown
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