BR112016021165B1 - dispositivos e métodos de decodificação de áudio e meios de gravação - Google Patents
dispositivos e métodos de decodificação de áudio e meios de gravação Download PDFInfo
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- BR112016021165B1 BR112016021165B1 BR112016021165-0A BR112016021165A BR112016021165B1 BR 112016021165 B1 BR112016021165 B1 BR 112016021165B1 BR 112016021165 A BR112016021165 A BR 112016021165A BR 112016021165 B1 BR112016021165 B1 BR 112016021165B1
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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
- G10L19/008—Multichannel audio signal coding or decoding using interchannel correlation to reduce redundancy, e.g. joint-stereo, intensity-coding or matrixing
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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
- G10L19/02—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
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- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
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- 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
- G10L19/0204—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 subband decomposition
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- 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
- G10L19/028—Noise substitution, i.e. substituting non-tonal spectral components by noisy source
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- 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
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- 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
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- 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
- G10L19/167—Audio streaming, i.e. formatting and decoding of an encoded audio signal representation into a data stream for transmission or storage purposes
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- G10L21/00—Speech or voice signal processing techniques to produce another audible or non-audible signal, e.g. visual or tactile, in order to modify its quality or its intelligibility
- G10L21/02—Speech enhancement, e.g. noise reduction or echo cancellation
- G10L21/038—Speech enhancement, e.g. noise reduction or echo cancellation using band spreading techniques
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- 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
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- 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
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Signal Processing (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Human Computer Interaction (AREA)
- Computational Linguistics (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Quality & Reliability (AREA)
- Mathematical Physics (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Stereo-Broadcasting Methods (AREA)
- Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2014060650A JP6035270B2 (ja) | 2014-03-24 | 2014-03-24 | 音声復号装置、音声符号化装置、音声復号方法、音声符号化方法、音声復号プログラム、および音声符号化プログラム |
| JP2014-060650 | 2014-03-24 | ||
| PCT/JP2015/058608 WO2015146860A1 (ja) | 2014-03-24 | 2015-03-20 | 音声復号装置、音声符号化装置、音声復号方法、音声符号化方法、音声復号プログラム、および音声符号化プログラム |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BR112016021165B1 true BR112016021165B1 (pt) | 2020-11-10 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BR112016021165-0A BR112016021165B1 (pt) | 2014-03-24 | 2015-03-20 | dispositivos e métodos de decodificação de áudio e meios de gravação |
Country Status (20)
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|---|---|
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| EP (4) | EP3125243B1 (enExample) |
| JP (1) | JP6035270B2 (enExample) |
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| BR (1) | BR112016021165B1 (enExample) |
| CA (2) | CA2990392C (enExample) |
| DK (2) | DK3125243T3 (enExample) |
| ES (2) | ES2772173T3 (enExample) |
| FI (1) | FI3621073T3 (enExample) |
| HU (1) | HUE065961T2 (enExample) |
| MX (2) | MX354434B (enExample) |
| MY (1) | MY165849A (enExample) |
| PH (1) | PH12016501844A1 (enExample) |
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| PT (2) | PT3125243T (enExample) |
| RU (7) | RU2654141C1 (enExample) |
| TW (7) | TWI608474B (enExample) |
| WO (1) | WO2015146860A1 (enExample) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5997592B2 (ja) | 2012-04-27 | 2016-09-28 | 株式会社Ｎｔｔドコモ | 音声復号装置 |
| JP6035270B2 (ja) | 2014-03-24 | 2016-11-30 | 株式会社Ｎｔｔドコモ | 音声復号装置、音声符号化装置、音声復号方法、音声符号化方法、音声復号プログラム、および音声符号化プログラム |
| 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 |
| DE102017204181A1 (de) | 2017-03-14 | 2018-09-20 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Sender zum Emittieren von Signalen und Empfänger zum Empfangen von Signalen |
| 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 |
| EP3382701A1 (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 prediction based shaping |
| JP7653787B2 (ja) * | 2018-08-08 | 2025-03-31 | ソニーグループ株式会社 | 符号化装置、符号化方法、プログラム |
| CN111314778B (zh) * | 2020-03-02 | 2021-09-07 | 北京小鸟科技股份有限公司 | 基于多种压缩制式的编解码融合处理方法、系统及装置 |
| CN115472171B (zh) * | 2021-06-11 | 2024-11-22 | 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 |
| CN121336256A (zh) * | 2023-04-21 | 2026-01-13 | 弗劳恩霍夫应用研究促进协会 | 具有子带信号上时间噪声整形的音频信号编解码的装置和方法 |
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| DE2100747B2 (de) | 1970-01-08 | 1973-01-04 | Trw Inc., Redondo Beach, Calif. (V.St.A.) | Anordnung zur digitalen Geschwindigkeitsregelung zur Aufrechterhaltung einer gewählten konstanten Geschwindigkeit eines Kraftfahrzeuges |
| JPS5913508B2 (ja) | 1975-06-23 | 1984-03-30 | オオツカセイヤク カブシキガイシヤ | アシルオキシ置換カルボスチリル誘導体の製造法 |
| JP3155560B2 (ja) | 1991-05-27 | 2001-04-09 | 株式会社コガネイ | マニホールドバルブ |
| JP3283413B2 (ja) | 1995-11-30 | 2002-05-20 | 株式会社日立製作所 | 符号化復号方法、符号化装置および復号装置 |
| MXPA02010770A (es) * | 2001-03-02 | 2004-09-06 | Matsushita Electric Industrial Co Ltd | Aparato para codificar y aparato para descodificar. |
| US7447631B2 (en) | 2002-06-17 | 2008-11-04 | Dolby Laboratories Licensing Corporation | Audio coding system using spectral hole filling |
| KR101001170B1 (ko) * | 2002-07-16 | 2010-12-15 | 코닌클리케 필립스 일렉트로닉스 엔.브이. | 오디오 코딩 |
| JP2004134900A (ja) * | 2002-10-09 | 2004-04-30 | Matsushita Electric Ind Co Ltd | 符号化信号復号化装置および復号化方法 |
| US7672838B1 (en) * | 2003-12-01 | 2010-03-02 | The Trustees Of Columbia University In The City Of New York | Systems and methods for speech recognition using frequency domain linear prediction polynomials to form temporal and spectral envelopes from frequency domain representations of signals |
| CA2457988A1 (en) * | 2004-02-18 | 2005-08-18 | Voiceage Corporation | Methods and devices for audio compression based on acelp/tcx coding and multi-rate lattice vector quantization |
| TWI498882B (zh) * | 2004-08-25 | 2015-09-01 | Dolby Lab Licensing Corp | 音訊解碼器 |
| US20090070118A1 (en) * | 2004-11-09 | 2009-03-12 | Koninklijke Philips Electronics, N.V. | Audio coding and decoding |
| JP4800645B2 (ja) * | 2005-03-18 | 2011-10-26 | カシオ計算機株式会社 | 音声符号化装置、及び音声符号化方法 |
| JP5129117B2 (ja) * | 2005-04-01 | 2013-01-23 | クゥアルコム・インコーポレイテッド | 音声信号の高帯域部分を符号化及び復号する方法及び装置 |
| DE602006004959D1 (de) * | 2005-04-15 | 2009-03-12 | Dolby Sweden Ab | Zeitliche hüllkurvenformgebung von entkorrelierten signalen |
| KR101373207B1 (ko) * | 2006-03-20 | 2014-03-12 | 오렌지 | 오디오 디코더에서 신호를 사후-프로세싱하는 방법 |
| AU2006340728B2 (en) * | 2006-03-28 | 2010-08-19 | Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. | Enhanced method for signal shaping in multi-channel audio reconstruction |
| US8260609B2 (en) * | 2006-07-31 | 2012-09-04 | Qualcomm Incorporated | Systems, methods, and apparatus for wideband encoding and decoding of inactive frames |
| RU2449386C2 (ru) * | 2007-11-02 | 2012-04-27 | Хуавэй Текнолоджиз Ко., Лтд. | Способ и устройство для аудиодекодирования |
| DE102008009719A1 (de) * | 2008-02-19 | 2009-08-20 | Siemens Enterprise Communications Gmbh & Co. Kg | Verfahren und Mittel zur Enkodierung von Hintergrundrauschinformationen |
| CN101335000B (zh) * | 2008-03-26 | 2010-04-21 | 华为技术有限公司 | 编码的方法及装置 |
| JP5203077B2 (ja) | 2008-07-14 | 2013-06-05 | 株式会社エヌ・ティ・ティ・ドコモ | 音声符号化装置及び方法、音声復号化装置及び方法、並びに、音声帯域拡張装置及び方法 |
| CN101436406B (zh) * | 2008-12-22 | 2011-08-24 | 西安电子科技大学 | 音频编解码器 |
| JP4921611B2 (ja) | 2009-04-03 | 2012-04-25 | 株式会社エヌ・ティ・ティ・ドコモ | 音声復号装置、音声復号方法、及び音声復号プログラム |
| JP4932917B2 (ja) * | 2009-04-03 | 2012-05-16 | 株式会社エヌ・ティ・ティ・ドコモ | 音声復号装置、音声復号方法、及び音声復号プログラム |
| JP5699141B2 (ja) * | 2009-06-23 | 2015-04-08 | ヴォイスエイジ・コーポレーション | 重み付けされた信号領域またはオリジナルの信号領域で適用される順方向時間領域エイリアシング取り消し |
| BR112012007803B1 (pt) * | 2009-10-08 | 2022-03-15 | Fraunhofer-Gesellschaft Zur Forderung Der Angewandten Forschung E.V. | Decodificador de sinal de áudio multimodal, codificador de sinal de áudio multimodal e métodos usando uma configuração de ruído com base em codificação de previsão linear |
| EP4571739A1 (en) * | 2009-10-20 | 2025-06-18 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Audio signal encoder, audio signal decoder, method for encoding or decoding an audio signal using an aliasing-cancellation |
| US20130173275A1 (en) * | 2010-10-18 | 2013-07-04 | Panasonic Corporation | Audio encoding device and audio decoding device |
| JP2012163919A (ja) * | 2011-02-09 | 2012-08-30 | Sony Corp | 音声信号処理装置、および音声信号処理方法、並びにプログラム |
| AR085362A1 (es) * | 2011-02-14 | 2013-09-25 | Fraunhofer Ges Forschung | Aparato y metodo para procesar una señal de audio decodificada en un dominio espectral |
| KR101897455B1 (ko) * | 2012-04-16 | 2018-10-04 | 삼성전자주식회사 | 음질 향상 장치 및 방법 |
| JP5997592B2 (ja) | 2012-04-27 | 2016-09-28 | 株式会社Ｎｔｔドコモ | 音声復号装置 |
| JP6035270B2 (ja) | 2014-03-24 | 2016-11-30 | 株式会社Ｎｔｔドコモ | 音声復号装置、音声符号化装置、音声復号方法、音声符号化方法、音声復号プログラム、および音声符号化プログラム |
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2014
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2015
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