PL2473995T3 - Koder sygnału audio, dekoder sygnału audio, sposób dostarczania zakodowanej reprezentacji treści audio, sposób dostarczania dekodowanej reprezentacji treści audio oraz program komputerowy do wykorzystania w zastosowaniach z małym opóźnieniem - Google Patents
Koder sygnału audio, dekoder sygnału audio, sposób dostarczania zakodowanej reprezentacji treści audio, sposób dostarczania dekodowanej reprezentacji treści audio oraz program komputerowy do wykorzystania w zastosowaniach z małym opóźnieniemInfo
- Publication number
- PL2473995T3 PL2473995T3 PL10768928T PL10768928T PL2473995T3 PL 2473995 T3 PL2473995 T3 PL 2473995T3 PL 10768928 T PL10768928 T PL 10768928T PL 10768928 T PL10768928 T PL 10768928T PL 2473995 T3 PL2473995 T3 PL 2473995T3
- Authority
- PL
- Poland
- Prior art keywords
- providing
- audio signal
- audio content
- audio
- representation
- Prior art date
Links
- 238000000034 method Methods 0.000 title 2
- 230000005236 sound signal Effects 0.000 title 2
- 238000004590 computer program Methods 0.000 title 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
-
- 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
- G10L19/0212—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 using orthogonal transformation
-
- 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
-
- 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
- G10L19/022—Blocking, i.e. grouping of samples in time; Choice of analysis windows; Overlap factoring
-
- 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
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)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US25345009P | 2009-10-20 | 2009-10-20 | |
| EP10768928.3A EP2473995B9 (en) | 2009-10-20 | 2010-10-19 | Audio signal encoder, audio signal decoder, method for providing an encoded representation of an audio content, method for providing a decoded representation of an audio content and computer program for use in low delay applications |
| PCT/EP2010/065753 WO2011048118A1 (en) | 2009-10-20 | 2010-10-19 | Audio signal encoder, audio signal decoder, method for providing an encoded representation of an audio content, method for providing a decoded representation of an audio content and computer program for use in low delay applications |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| PL2473995T3 true PL2473995T3 (pl) | 2015-06-30 |
Family
ID=43447915
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PL10768928T PL2473995T3 (pl) | 2009-10-20 | 2010-10-19 | Koder sygnału audio, dekoder sygnału audio, sposób dostarczania zakodowanej reprezentacji treści audio, sposób dostarczania dekodowanej reprezentacji treści audio oraz program komputerowy do wykorzystania w zastosowaniach z małym opóźnieniem |
Country Status (16)
| Country | Link |
|---|---|
| US (1) | US8630862B2 (pl) |
| EP (1) | EP2473995B9 (pl) |
| JP (1) | JP5243661B2 (pl) |
| KR (1) | KR101414305B1 (pl) |
| CN (1) | CN102859588B (pl) |
| AR (1) | AR078702A1 (pl) |
| BR (3) | BR112012009032B1 (pl) |
| CA (1) | CA2778373C (pl) |
| ES (1) | ES2533098T3 (pl) |
| MX (1) | MX2012004518A (pl) |
| MY (1) | MY162251A (pl) |
| PL (1) | PL2473995T3 (pl) |
| RU (1) | RU2596594C2 (pl) |
| TW (1) | TWI435317B (pl) |
| WO (1) | WO2011048118A1 (pl) |
| ZA (1) | ZA201203611B (pl) |
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| MX2011000375A (es) * | 2008-07-11 | 2011-05-19 | Fraunhofer Ges Forschung | Codificador y decodificador de audio para codificar y decodificar tramas de una señal de audio muestreada. |
| KR101325335B1 (ko) * | 2008-07-11 | 2013-11-08 | 프라운호퍼-게젤샤프트 추르 푀르데룽 데어 안제반텐 포르슝 에 파우 | 오디오 샘플 인코드 및 디코드용 오디오 인코더 및 디코더 |
| EP2311034B1 (en) * | 2008-07-11 | 2015-11-04 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Audio encoder and decoder for encoding frames of sampled audio signals |
| US20130311174A1 (en) * | 2010-12-20 | 2013-11-21 | Nikon Corporation | Audio control device and imaging device |
| KR101699898B1 (ko) | 2011-02-14 | 2017-01-25 | 프라운호퍼 게젤샤프트 쭈르 푀르데룽 데어 안겐반텐 포르슝 에. 베. | 스펙트럼 영역에서 디코딩된 오디오 신호를 처리하기 위한 방법 및 장치 |
| RU2586838C2 (ru) | 2011-02-14 | 2016-06-10 | Фраунхофер-Гезелльшафт Цур Фердерунг Дер Ангевандтен Форшунг Е.Ф. | Аудиокодек, использующий синтез шума в течение неактивной фазы |
| CN103477387B (zh) | 2011-02-14 | 2015-11-25 | 弗兰霍菲尔运输应用研究公司 | 使用频谱域噪声整形的基于线性预测的编码方案 |
| CN102959620B (zh) | 2011-02-14 | 2015-05-13 | 弗兰霍菲尔运输应用研究公司 | 利用重迭变换的信息信号表示 |
| PL2661745T3 (pl) | 2011-02-14 | 2015-09-30 | Fraunhofer Ges Forschung | Urządzenie i sposób do ukrywania błędów w zunifikowanym kodowaniu mowy i audio |
| AU2012217184B2 (en) | 2011-02-14 | 2015-07-30 | Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E. V. | Encoding and decoding of pulse positions of tracks of an audio signal |
| MY159444A (en) | 2011-02-14 | 2017-01-13 | Fraunhofer-Gesellschaft Zur Forderung Der Angewandten Forschung E V | Encoding and decoding of pulse positions of tracks of an audio signal |
| TWI563498B (en) * | 2011-02-14 | 2016-12-21 | Fraunhofer Ges Forschung | Apparatus and method for encoding an audio signal using an aligned look-ahead portion, and related computer program |
| SG192714A1 (en) | 2011-02-14 | 2013-09-30 | Fraunhofer Ges Forschung | Apparatus and method for coding a portion of an audio signal using a transient detection and a quality result |
| TWI591622B (zh) * | 2011-04-21 | 2017-07-11 | 三星電子股份有限公司 | 線性預測編碼係數的量子化裝置、聲音編碼裝置、線性預測編碼係數的去量子化裝置、聲音解碼裝置以及其電子元件 |
| US8977544B2 (en) * | 2011-04-21 | 2015-03-10 | Samsung Electronics Co., Ltd. | Method of quantizing linear predictive coding coefficients, sound encoding method, method of de-quantizing linear predictive coding coefficients, sound decoding method, and recording medium and electronic device therefor |
| US20140058737A1 (en) * | 2011-10-28 | 2014-02-27 | Panasonic Corporation | Hybrid sound signal decoder, hybrid sound signal encoder, sound signal decoding method, and sound signal encoding method |
| US9489962B2 (en) * | 2012-05-11 | 2016-11-08 | Panasonic Corporation | Sound signal hybrid encoder, sound signal hybrid decoder, sound signal encoding method, and sound signal decoding method |
| MY168806A (en) * | 2012-06-28 | 2018-12-04 | Fraunhofer Ges Forschung | Linear prediction based audio coding using improved probability distribution estimation |
| US9129600B2 (en) * | 2012-09-26 | 2015-09-08 | Google Technology Holdings LLC | Method and apparatus for encoding an audio signal |
| ES2616434T3 (es) | 2013-01-29 | 2017-06-13 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Aparato y método para seleccionar uno de un primer algoritmo de codificación de audio y un segundo algoritmo de codificación de audio |
| RU2643662C2 (ru) | 2013-08-23 | 2018-02-02 | Фраунхофер-Гезелльшафт Цур Фердерунг Дер Ангевандтен Форшунг Е.Ф. | Устройство и способ для обработки звукового сигнала с использованием комбинирования в диапазоне перекрытия |
| CN104681034A (zh) | 2013-11-27 | 2015-06-03 | 杜比实验室特许公司 | 音频信号处理 |
| 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 |
| CN105336336B (zh) * | 2014-06-12 | 2016-12-28 | 华为技术有限公司 | 一种音频信号的时域包络处理方法及装置、编码器 |
| EP3067886A1 (en) * | 2015-03-09 | 2016-09-14 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Audio encoder for encoding a multichannel signal and audio decoder for decoding an encoded audio signal |
| EP3107096A1 (en) | 2015-06-16 | 2016-12-21 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Downscaled decoding |
| US10008214B2 (en) * | 2015-09-11 | 2018-06-26 | Electronics And Telecommunications Research Institute | USAC audio signal encoding/decoding apparatus and method for digital radio services |
| US10210871B2 (en) * | 2016-03-18 | 2019-02-19 | Qualcomm Incorporated | Audio processing for temporally mismatched signals |
| US10146500B2 (en) * | 2016-08-31 | 2018-12-04 | Dts, Inc. | Transform-based audio codec and method with subband energy smoothing |
| EP3382700A1 (en) * | 2017-03-31 | 2018-10-03 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Apparatus and method for post-processing an audio signal using a transient location detection |
| WO2019091573A1 (en) | 2017-11-10 | 2019-05-16 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Apparatus and method for encoding and decoding an audio signal using downsampling or interpolation of scale parameters |
| EP3483880A1 (en) | 2017-11-10 | 2019-05-15 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Temporal noise shaping |
| EP3483884A1 (en) | 2017-11-10 | 2019-05-15 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Signal filtering |
| EP3483882A1 (en) | 2017-11-10 | 2019-05-15 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Controlling bandwidth in encoders and/or decoders |
| EP3483879A1 (en) | 2017-11-10 | 2019-05-15 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Analysis/synthesis windowing function for modulated lapped transformation |
| EP3483886A1 (en) | 2017-11-10 | 2019-05-15 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Selecting pitch lag |
| EP3483878A1 (en) | 2017-11-10 | 2019-05-15 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Audio decoder supporting a set of different loss concealment tools |
| WO2019091576A1 (en) | 2017-11-10 | 2019-05-16 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Audio encoders, audio decoders, methods and computer programs adapting an encoding and decoding of least significant bits |
| EP3483883A1 (en) | 2017-11-10 | 2019-05-15 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Audio coding and decoding with selective postfiltering |
| EP3719799A1 (en) | 2019-04-04 | 2020-10-07 | FRAUNHOFER-GESELLSCHAFT zur Förderung der angewandten Forschung e.V. | A multi-channel audio encoder, decoder, methods and computer program for switching between a parametric multi-channel operation and an individual channel operation |
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| WO2009114656A1 (en) * | 2008-03-14 | 2009-09-17 | Dolby Laboratories Licensing Corporation | Multimode coding of speech-like and non-speech-like signals |
| WO2010031951A1 (fr) * | 2008-09-17 | 2010-03-25 | France Telecom | Attenuation de pre-echos dans un signal audionumerique |
| WO2010148516A1 (en) * | 2009-06-23 | 2010-12-29 | Voiceage Corporation | Forward time-domain aliasing cancellation with application in weighted or original signal domain |
-
2010
- 2010-10-19 RU RU2012118782/08A patent/RU2596594C2/ru not_active Application Discontinuation
- 2010-10-19 KR KR1020127010336A patent/KR101414305B1/ko active Active
- 2010-10-19 ES ES10768928.3T patent/ES2533098T3/es active Active
- 2010-10-19 BR BR112012009032-1A patent/BR112012009032B1/pt active IP Right Grant
- 2010-10-19 CA CA2778373A patent/CA2778373C/en active Active
- 2010-10-19 WO PCT/EP2010/065753 patent/WO2011048118A1/en not_active Ceased
- 2010-10-19 JP JP2012534674A patent/JP5243661B2/ja active Active
- 2010-10-19 BR BR122020024243-4A patent/BR122020024243B1/pt active IP Right Grant
- 2010-10-19 EP EP10768928.3A patent/EP2473995B9/en active Active
- 2010-10-19 MY MYPI2012001633A patent/MY162251A/en unknown
- 2010-10-19 PL PL10768928T patent/PL2473995T3/pl unknown
- 2010-10-19 CN CN201080047598.XA patent/CN102859588B/zh active Active
- 2010-10-19 BR BR122020024236-1A patent/BR122020024236B1/pt active IP Right Grant
- 2010-10-19 TW TW099135557A patent/TWI435317B/zh active
- 2010-10-19 MX MX2012004518A patent/MX2012004518A/es active IP Right Grant
- 2010-10-20 AR ARP100103829A patent/AR078702A1/es active IP Right Grant
-
2012
- 2012-04-19 US US13/450,792 patent/US8630862B2/en active Active
- 2012-05-17 ZA ZA2012/03611A patent/ZA201203611B/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| WO2011048118A1 (en) | 2011-04-28 |
| RU2012118782A (ru) | 2013-11-10 |
| KR20120063527A (ko) | 2012-06-15 |
| MX2012004518A (es) | 2012-05-29 |
| BR112012009032A2 (pt) | 2020-08-18 |
| CN102859588B (zh) | 2014-09-10 |
| EP2473995B9 (en) | 2016-12-21 |
| HK1172992A1 (en) | 2013-05-03 |
| TWI435317B (zh) | 2014-04-21 |
| ES2533098T3 (es) | 2015-04-07 |
| ZA201203611B (en) | 2013-02-27 |
| EP2473995B1 (en) | 2014-12-17 |
| MY162251A (en) | 2017-05-31 |
| CA2778373A1 (en) | 2011-04-28 |
| AU2010309839A1 (en) | 2012-05-17 |
| BR112012009032B1 (pt) | 2021-09-21 |
| JP5243661B2 (ja) | 2013-07-24 |
| CA2778373C (en) | 2015-12-01 |
| EP2473995A1 (en) | 2012-07-11 |
| BR122020024236B1 (pt) | 2021-09-14 |
| TW201137861A (en) | 2011-11-01 |
| US8630862B2 (en) | 2014-01-14 |
| AR078702A1 (es) | 2011-11-30 |
| US20120265541A1 (en) | 2012-10-18 |
| BR122020024243B1 (pt) | 2022-02-01 |
| KR101414305B1 (ko) | 2014-07-02 |
| RU2596594C2 (ru) | 2016-09-10 |
| JP2013508766A (ja) | 2013-03-07 |
| CN102859588A (zh) | 2013-01-02 |
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