BR112012014856A2 - - Google Patents
Info
- Publication number
- BR112012014856A2 BR112012014856A2 BR112012014856A BR112012014856A BR112012014856A2 BR 112012014856 A2 BR112012014856 A2 BR 112012014856A2 BR 112012014856 A BR112012014856 A BR 112012014856A BR 112012014856 A BR112012014856 A BR 112012014856A BR 112012014856 A2 BR112012014856 A2 BR 112012014856A2
- Authority
- BR
- Brazil
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
- G10L19/008—Multichannel audio signal coding or decoding using interchannel correlation to reduce redundancy, e.g. joint-stereo, intensity-coding or matrixing
-
- 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
- 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
-
- 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
-
- 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
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Computational Linguistics (AREA)
- Signal Processing (AREA)
- Health & Medical Sciences (AREA)
- Human Computer Interaction (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Quality & Reliability (AREA)
- Mathematical Physics (AREA)
- Stereophonic System (AREA)
- Medicines That Contain Protein Lipid Enzymes And Other Medicines (AREA)
- Optical Filters (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US28691209P | 2009-12-16 | 2009-12-16 | |
| US61/286,912 | 2009-12-16 | ||
| PCT/EP2010/069651 WO2011073201A2 (en) | 2009-12-16 | 2010-12-14 | Sbr bitstream parameter downmix |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| BR112012014856A2 true BR112012014856A2 (en:Method) | 2021-11-03 |
| BR112012014856B1 BR112012014856B1 (pt) | 2022-10-18 |
Family
ID=43733150
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BR112012014856-7A BR112012014856B1 (pt) | 2009-12-16 | 2010-12-14 | Método para fundir conjuntos de fonte de parâmetros de sbr a conjuntos-alvo de parâmetros de sbr, meio de armazenamento não transitório e unidade de fusão de parâmetros de sbr |
Country Status (14)
| Country | Link |
|---|---|
| US (1) | US9508351B2 (en:Method) |
| EP (1) | EP2513899B1 (en:Method) |
| JP (2) | JP5298245B2 (en:Method) |
| KR (1) | KR101370870B1 (en:Method) |
| CN (2) | CN102667920B (en:Method) |
| AU (1) | AU2010332925B2 (en:Method) |
| BR (1) | BR112012014856B1 (en:Method) |
| CA (1) | CA2779388C (en:Method) |
| IL (1) | IL219506A (en:Method) |
| MX (1) | MX2012006823A (en:Method) |
| MY (1) | MY166998A (en:Method) |
| RU (1) | RU2526745C2 (en:Method) |
| UA (1) | UA101291C2 (en:Method) |
| WO (1) | WO2011073201A2 (en:Method) |
Families Citing this family (21)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2452044C1 (ru) | 2009-04-02 | 2012-05-27 | Фраунхофер-Гезелльшафт цур Фёрдерунг дер ангевандтен Форшунг Е.Ф. | Устройство, способ и носитель с программным кодом для генерирования представления сигнала с расширенным диапазоном частот на основе представления входного сигнала с использованием сочетания гармонического расширения диапазона частот и негармонического расширения диапазона частот |
| EP2239732A1 (en) * | 2009-04-09 | 2010-10-13 | Fraunhofer-Gesellschaft zur Förderung der Angewandten Forschung e.V. | Apparatus and method for generating a synthesis audio signal and for encoding an audio signal |
| TWI501580B (zh) | 2009-08-07 | 2015-09-21 | Dolby Int Ab | 資料串流的鑑別 |
| TWI413110B (zh) | 2009-10-06 | 2013-10-21 | Dolby Int Ab | 以選擇性通道解碼的有效多通道信號處理 |
| US9105300B2 (en) | 2009-10-19 | 2015-08-11 | Dolby International Ab | Metadata time marking information for indicating a section of an audio object |
| PL2800094T3 (pl) | 2009-10-21 | 2018-03-30 | Dolby International Ab | Nadpróbkowanie w banku filtrów z połączonym modułem transpozycji |
| US9047875B2 (en) * | 2010-07-19 | 2015-06-02 | Futurewei Technologies, Inc. | Spectrum flatness control for bandwidth extension |
| TWI462087B (zh) * | 2010-11-12 | 2014-11-21 | Dolby Lab Licensing Corp | 複數音頻信號之降混方法、編解碼方法及混合系統 |
| CN102800317B (zh) * | 2011-05-25 | 2014-09-17 | 华为技术有限公司 | 信号分类方法及设备、编解码方法及设备 |
| US9070361B2 (en) * | 2011-06-10 | 2015-06-30 | Google Technology Holdings LLC | Method and apparatus for encoding a wideband speech signal utilizing downmixing of a highband component |
| US10178489B2 (en) | 2013-02-08 | 2019-01-08 | Qualcomm Incorporated | Signaling audio rendering information in a bitstream |
| CN110265047B (zh) | 2013-04-05 | 2021-05-18 | 杜比国际公司 | 音频信号的解码方法和解码器、介质以及编码方法 |
| RU2665214C1 (ru) | 2013-04-05 | 2018-08-28 | Долби Интернэшнл Аб | Стереофонический кодер и декодер аудиосигналов |
| US8804971B1 (en) * | 2013-04-30 | 2014-08-12 | Dolby International Ab | Hybrid encoding of higher frequency and downmixed low frequency content of multichannel audio |
| EP2830053A1 (en) | 2013-07-22 | 2015-01-28 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Multi-channel audio decoder, multi-channel audio encoder, methods and computer program using a residual-signal-based adjustment of a contribution of a decorrelated signal |
| EP2830059A1 (en) | 2013-07-22 | 2015-01-28 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Noise filling energy adjustment |
| EP2830052A1 (en) * | 2013-07-22 | 2015-01-28 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Audio decoder, audio encoder, method for providing at least four audio channel signals on the basis of an encoded representation, method for providing an encoded representation on the basis of at least four audio channel signals and computer program using a bandwidth extension |
| TWI557726B (zh) * | 2013-08-29 | 2016-11-11 | 杜比國際公司 | 用於決定音頻信號的高頻帶信號的主比例因子頻帶表之系統和方法 |
| CN118248165A (zh) | 2013-09-12 | 2024-06-25 | 杜比国际公司 | 基于qmf的处理数据的时间对齐 |
| JP6863359B2 (ja) * | 2014-03-24 | 2021-04-21 | ソニーグループ株式会社 | 復号装置および方法、並びにプログラム |
| WO2015145660A1 (ja) * | 2014-03-27 | 2015-10-01 | パイオニア株式会社 | 音響装置、欠落帯域推定装置、信号処理方法及び周波数帯域推定装置 |
Family Cites Families (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SE512719C2 (sv) * | 1997-06-10 | 2000-05-02 | Lars Gustaf Liljeryd | En metod och anordning för reduktion av dataflöde baserad på harmonisk bandbreddsexpansion |
| DE10328777A1 (de) | 2003-06-25 | 2005-01-27 | Coding Technologies Ab | Vorrichtung und Verfahren zum Codieren eines Audiosignals und Vorrichtung und Verfahren zum Decodieren eines codierten Audiosignals |
| ATE354160T1 (de) | 2003-10-30 | 2007-03-15 | Koninkl Philips Electronics Nv | Audiosignalcodierung oder -decodierung |
| EP1721312B1 (en) * | 2004-03-01 | 2008-03-26 | Dolby Laboratories Licensing Corporation | Multichannel audio coding |
| RU2381571C2 (ru) | 2004-03-12 | 2010-02-10 | Нокиа Корпорейшн | Синтезирование монофонического звукового сигнала на основе кодированного многоканального звукового сигнала |
| SE0402652D0 (sv) * | 2004-11-02 | 2004-11-02 | Coding Tech Ab | Methods for improved performance of prediction based multi- channel reconstruction |
| KR100818268B1 (ko) * | 2005-04-14 | 2008-04-02 | 삼성전자주식회사 | 오디오 데이터 부호화 및 복호화 장치와 방법 |
| US7966191B2 (en) * | 2005-07-14 | 2011-06-21 | Koninklijke Philips Electronics N.V. | Method and apparatus for generating a number of output audio channels |
| US20080221907A1 (en) | 2005-09-14 | 2008-09-11 | Lg Electronics, Inc. | Method and Apparatus for Decoding an Audio Signal |
| JP4728398B2 (ja) * | 2005-09-14 | 2011-07-20 | エルジー エレクトロニクス インコーポレイティド | オーディオ信号のデコーディング方法及び装置 |
| EP1952391B1 (en) * | 2005-10-20 | 2017-10-11 | LG Electronics Inc. | Method for decoding multi-channel audio signal and apparatus thereof |
| CN101292284B (zh) * | 2005-10-20 | 2012-10-10 | Lg电子株式会社 | 编码解码多声道音频信号的方法及其装置 |
| KR101015037B1 (ko) * | 2006-03-29 | 2011-02-16 | 돌비 스웨덴 에이비 | 오디오 디코딩 |
| ATE527833T1 (de) * | 2006-05-04 | 2011-10-15 | Lg Electronics Inc | Verbesserung von stereo-audiosignalen mittels neuabmischung |
| DE102006049154B4 (de) | 2006-10-18 | 2009-07-09 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Kodierung eines Informationssignals |
| CN101821799B (zh) | 2007-10-17 | 2012-11-07 | 弗劳恩霍夫应用研究促进协会 | 使用上混合的音频编码 |
| EP2077551B1 (en) * | 2008-01-04 | 2011-03-02 | Dolby Sweden AB | Audio encoder and decoder |
| KR101413968B1 (ko) | 2008-01-29 | 2014-07-01 | 삼성전자주식회사 | 오디오 신호의 부호화, 복호화 방법 및 장치 |
| RU2473140C2 (ru) | 2008-03-04 | 2013-01-20 | Фраунхофер-Гезелльшафт цур Фёрдерунг дер ангевандтен | Устройство для микширования множества входных данных |
| US20180066125A1 (en) | 2015-07-28 | 2018-03-08 | Lg Chem, Ltd. | Plasticizer composition, resin composition and method of preparing the same |
-
2010
- 2010-12-14 CN CN201080053083.0A patent/CN102667920B/zh active Active
- 2010-12-14 BR BR112012014856-7A patent/BR112012014856B1/pt active IP Right Grant
- 2010-12-14 KR KR1020127014575A patent/KR101370870B1/ko active Active
- 2010-12-14 WO PCT/EP2010/069651 patent/WO2011073201A2/en active Application Filing
- 2010-12-14 US US13/509,396 patent/US9508351B2/en active Active
- 2010-12-14 MY MYPI2012001932A patent/MY166998A/en unknown
- 2010-12-14 CA CA2779388A patent/CA2779388C/en active Active
- 2010-12-14 RU RU2012124827/08A patent/RU2526745C2/ru active
- 2010-12-14 CN CN201410084189.7A patent/CN103854651B/zh active Active
- 2010-12-14 EP EP10798039.3A patent/EP2513899B1/en active Active
- 2010-12-14 MX MX2012006823A patent/MX2012006823A/es active IP Right Grant
- 2010-12-14 UA UAA201207272A patent/UA101291C2/ru unknown
- 2010-12-14 AU AU2010332925A patent/AU2010332925B2/en active Active
- 2010-12-14 JP JP2012540463A patent/JP5298245B2/ja active Active
-
2012
- 2012-05-01 IL IL219506A patent/IL219506A/en active IP Right Grant
-
2013
- 2013-06-17 JP JP2013126293A patent/JP5539573B2/ja active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CA2779388A1 (en) | 2011-06-23 |
| EP2513899A2 (en) | 2012-10-24 |
| WO2011073201A2 (en) | 2011-06-23 |
| CN103854651B (zh) | 2017-04-12 |
| JP5539573B2 (ja) | 2014-07-02 |
| IL219506A (en) | 2014-09-30 |
| CN102667920A (zh) | 2012-09-12 |
| CA2779388C (en) | 2015-11-10 |
| JP2013511752A (ja) | 2013-04-04 |
| CN103854651A (zh) | 2014-06-11 |
| MY166998A (en) | 2018-07-27 |
| UA101291C2 (ru) | 2013-03-11 |
| AU2010332925B2 (en) | 2013-07-11 |
| BR112012014856B1 (pt) | 2022-10-18 |
| EP2513899B1 (en) | 2018-02-14 |
| AU2010332925A1 (en) | 2012-05-31 |
| CN102667920B (zh) | 2014-03-12 |
| WO2011073201A3 (en) | 2011-10-06 |
| KR20120089333A (ko) | 2012-08-09 |
| US9508351B2 (en) | 2016-11-29 |
| KR101370870B1 (ko) | 2014-03-07 |
| US20120275607A1 (en) | 2012-11-01 |
| JP2013210674A (ja) | 2013-10-10 |
| MX2012006823A (es) | 2012-07-23 |
| JP5298245B2 (ja) | 2013-09-25 |
| RU2012124827A (ru) | 2014-01-27 |
| RU2526745C2 (ru) | 2014-08-27 |
| IL219506A0 (en) | 2012-06-28 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| B06U | Preliminary requirement: requests with searches performed by other patent offices: procedure suspended [chapter 6.21 patent gazette] | ||
| B06A | Patent application procedure suspended [chapter 6.1 patent gazette] | ||
| B09A | Decision: intention to grant [chapter 9.1 patent gazette] | ||
| B16A | Patent or certificate of addition of invention granted [chapter 16.1 patent gazette] |
Free format text: PRAZO DE VALIDADE: 20 (VINTE) ANOS CONTADOS A PARTIR DE 14/12/2010, OBSERVADAS AS CONDICOES LEGAIS. PATENTE CONCEDIDA CONFORME ADI 5.529/DF, QUE DETERMINA A ALTERACAO DO PRAZO DE CONCESSAO. |
|
| B25G | Requested change of headquarter approved |
Owner name: DOLBY INTERNATIONAL AB (IE) |