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 (17)
| 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) | BR122020024236B1 (pl) |
| CA (1) | CA2778373C (pl) |
| ES (1) | ES2533098T3 (pl) |
| HK (1) | HK1172992A1 (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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| ES2564400T3 (es) * | 2008-07-11 | 2016-03-22 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Codificador y descodificador de audio para codificar y descodificar muestras de audio |
| BR122021009252B1 (pt) * | 2008-07-11 | 2022-03-03 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e. V. | Codificador e decodificador de áudio para estruturas de codificação de sinais de áudio amostrados |
| 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. |
| CN103270773A (zh) * | 2010-12-20 | 2013-08-28 | 株式会社尼康 | 声音控制装置及摄像装置 |
| SG192747A1 (en) | 2011-02-14 | 2013-09-30 | Fraunhofer Ges Forschung | Encoding and decoding of pulse positions of tracks of an audio signal |
| CN105304090B (zh) * | 2011-02-14 | 2019-04-09 | 弗劳恩霍夫应用研究促进协会 | 使用对齐的前瞻部分将音频信号编码及解码的装置与方法 |
| PL2676264T3 (pl) | 2011-02-14 | 2015-06-30 | Fraunhofer Ges Forschung | Koder audio estymujący szum tła podczas faz aktywnych |
| TWI488176B (zh) | 2011-02-14 | 2015-06-11 | Fraunhofer Ges Forschung | 音訊信號音軌脈衝位置之編碼與解碼技術 |
| MY165853A (en) | 2011-02-14 | 2018-05-18 | Fraunhofer Ges Forschung | Linear prediction based coding scheme using spectral domain noise shaping |
| AR085217A1 (es) | 2011-02-14 | 2013-09-18 | Fraunhofer Ges Forschung | Aparato y metodo para codificar una porcion de una señal de audio utilizando deteccion de un transiente y resultado de calidad |
| EP2676268B1 (en) | 2011-02-14 | 2014-12-03 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Apparatus and method for processing a decoded audio signal in a spectral domain |
| WO2012110478A1 (en) | 2011-02-14 | 2012-08-23 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Information signal representation using lapped transform |
| KR101551046B1 (ko) | 2011-02-14 | 2015-09-07 | 프라운호퍼 게젤샤프트 쭈르 푀르데룽 데어 안겐반텐 포르슝 에. 베. | 저-지연 통합 스피치 및 오디오 코딩에서 에러 은닉을 위한 장치 및 방법 |
| KR101863687B1 (ko) * | 2011-04-21 | 2018-06-01 | 삼성전자주식회사 | 선형예측계수 양자화장치, 사운드 부호화장치, 선형예측계수 역양자화장치, 사운드 복호화장치와 전자기기 |
| EP3537438A1 (en) * | 2011-04-21 | 2019-09-11 | Samsung Electronics Co., Ltd. | Quantizing method, and quantizing apparatus |
| WO2013061584A1 (ja) * | 2011-10-28 | 2013-05-02 | パナソニック株式会社 | 音信号ハイブリッドデコーダ、音信号ハイブリッドエンコーダ、音信号復号方法、及び音信号符号化方法 |
| 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 |
| KR101866806B1 (ko) * | 2012-06-28 | 2018-06-18 | 프라운호퍼 게젤샤프트 쭈르 푀르데룽 데어 안겐반텐 포르슝 에. 베. | 개선된 확률 분포 추정을 이용한 선형 예측 기반 오디오 코딩 |
| US9129600B2 (en) * | 2012-09-26 | 2015-09-08 | Google Technology Holdings LLC | Method and apparatus for encoding an audio signal |
| BR112015018021B1 (pt) | 2013-01-29 | 2022-10-11 | Fraunhofer-Gesellschaft Zur Forderung Der Angewandten Forschung E.V | Aparelho e método para selecionar um dentre um primeiro algoritmo de codificação e um segundo algoritmo de codificação |
| AU2014310548B2 (en) | 2013-08-23 | 2017-04-20 | Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. | Apparatus and method for processing an audio signal using an aliasing error signal |
| CN104681034A (zh) | 2013-11-27 | 2015-06-03 | 杜比实验室特许公司 | 音频信号处理 |
| 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 |
| 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 |
| 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 |
| 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 |
| EP3483882A1 (en) | 2017-11-10 | 2019-05-15 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Controlling bandwidth in encoders and/or decoders |
| 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 |
| EP3483884A1 (en) | 2017-11-10 | 2019-05-15 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Signal filtering |
| EP3483883A1 (en) | 2017-11-10 | 2019-05-15 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Audio coding and decoding with selective postfiltering |
| 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 |
| 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 |
| 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 |
| EP3483886A1 (en) | 2017-11-10 | 2019-05-15 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Selecting pitch lag |
| EP3483880A1 (en) | 2017-11-10 | 2019-05-15 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Temporal noise shaping |
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| JP2011518345A (ja) * | 2008-03-14 | 2011-06-23 | ドルビー・ラボラトリーズ・ライセンシング・コーポレーション | スピーチライク信号及びノンスピーチライク信号のマルチモードコーディング |
| CN102160114B (zh) * | 2008-09-17 | 2012-08-29 | 法国电信公司 | 用于对数字音频信号中的前回声进行衰减的方法和装置 |
| ES2825032T3 (es) * | 2009-06-23 | 2021-05-14 | Voiceage Corp | Cancelación de solapamiento de dominio de tiempo directo con aplicación en dominio de señal original o ponderado |
-
2010
- 2010-10-19 KR KR1020127010336A patent/KR101414305B1/ko active IP Right Grant
- 2010-10-19 EP EP10768928.3A patent/EP2473995B9/en active Active
- 2010-10-19 CA CA2778373A patent/CA2778373C/en active Active
- 2010-10-19 MX MX2012004518A patent/MX2012004518A/es active IP Right Grant
- 2010-10-19 TW TW099135557A patent/TWI435317B/zh active
- 2010-10-19 JP JP2012534674A patent/JP5243661B2/ja active Active
- 2010-10-19 WO PCT/EP2010/065753 patent/WO2011048118A1/en active Application Filing
- 2010-10-19 MY MYPI2012001633A patent/MY162251A/en unknown
- 2010-10-19 RU RU2012118782/08A patent/RU2596594C2/ru not_active Application Discontinuation
- 2010-10-19 BR BR122020024236-1A patent/BR122020024236B1/pt active IP Right Grant
- 2010-10-19 BR BR122020024243-4A patent/BR122020024243B1/pt active IP Right Grant
- 2010-10-19 CN CN201080047598.XA patent/CN102859588B/zh 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 PL PL10768928T patent/PL2473995T3/pl unknown
- 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
-
2013
- 2013-01-02 HK HK13100001.2A patent/HK1172992A1/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| RU2012118782A (ru) | 2013-11-10 |
| US20120265541A1 (en) | 2012-10-18 |
| KR20120063527A (ko) | 2012-06-15 |
| ES2533098T3 (es) | 2015-04-07 |
| BR112012009032A2 (pt) | 2020-08-18 |
| MY162251A (en) | 2017-05-31 |
| ZA201203611B (en) | 2013-02-27 |
| CA2778373C (en) | 2015-12-01 |
| RU2596594C2 (ru) | 2016-09-10 |
| HK1172992A1 (en) | 2013-05-03 |
| CA2778373A1 (en) | 2011-04-28 |
| JP2013508766A (ja) | 2013-03-07 |
| WO2011048118A1 (en) | 2011-04-28 |
| EP2473995B9 (en) | 2016-12-21 |
| TW201137861A (en) | 2011-11-01 |
| TWI435317B (zh) | 2014-04-21 |
| BR112012009032B1 (pt) | 2021-09-21 |
| MX2012004518A (es) | 2012-05-29 |
| CN102859588A (zh) | 2013-01-02 |
| BR122020024243B1 (pt) | 2022-02-01 |
| KR101414305B1 (ko) | 2014-07-02 |
| BR122020024236B1 (pt) | 2021-09-14 |
| AU2010309839A1 (en) | 2012-05-17 |
| CN102859588B (zh) | 2014-09-10 |
| EP2473995B1 (en) | 2014-12-17 |
| AR078702A1 (es) | 2011-11-30 |
| US8630862B2 (en) | 2014-01-14 |
| JP5243661B2 (ja) | 2013-07-24 |
| EP2473995A1 (en) | 2012-07-11 |
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