IL219506A - METHOD AND DEVICE FOR Merging Spectral Band Duplication Parameters - Google Patents
METHOD AND DEVICE FOR Merging Spectral Band Duplication ParametersInfo
- Publication number
- IL219506A IL219506A IL219506A IL21950612A IL219506A IL 219506 A IL219506 A IL 219506A IL 219506 A IL219506 A IL 219506A IL 21950612 A IL21950612 A IL 21950612A IL 219506 A IL219506 A IL 219506A
- Authority
- IL
- Israel
- Prior art keywords
- spectral band
- band replication
- replication parameters
- merging sets
- merging
- Prior art date
Links
- 230000010076 replication Effects 0.000 title 1
- 230000003595 spectral effect Effects 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
- 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
- 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
- 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)
- Health & Medical Sciences (AREA)
- Signal Processing (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Human Computer Interaction (AREA)
- Computational Linguistics (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Quality & Reliability (AREA)
- Mathematical Physics (AREA)
- Stereophonic System (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Medicines That Contain Protein Lipid Enzymes And Other Medicines (AREA)
- Optical Filters (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US28691209P | 2009-12-16 | 2009-12-16 | |
| PCT/EP2010/069651 WO2011073201A2 (en) | 2009-12-16 | 2010-12-14 | Sbr bitstream parameter downmix |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| IL219506A0 IL219506A0 (en) | 2012-06-28 |
| IL219506A true IL219506A (en) | 2014-09-30 |
Family
ID=43733150
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IL219506A IL219506A (en) | 2009-12-16 | 2012-05-01 | METHOD AND DEVICE FOR Merging Spectral Band Duplication Parameters |
Country Status (14)
| Country | Link |
|---|---|
| US (1) | US9508351B2 (enExample) |
| EP (1) | EP2513899B1 (enExample) |
| JP (2) | JP5298245B2 (enExample) |
| KR (1) | KR101370870B1 (enExample) |
| CN (2) | CN102667920B (enExample) |
| AU (1) | AU2010332925B2 (enExample) |
| BR (1) | BR112012014856B1 (enExample) |
| CA (1) | CA2779388C (enExample) |
| IL (1) | IL219506A (enExample) |
| MX (1) | MX2012006823A (enExample) |
| MY (1) | MY166998A (enExample) |
| RU (1) | RU2526745C2 (enExample) |
| UA (1) | UA101291C2 (enExample) |
| WO (1) | WO2011073201A2 (enExample) |
Families Citing this family (24)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| 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 |
| 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 |
| JP5771618B2 (ja) | 2009-10-19 | 2015-09-02 | ドルビー・インターナショナル・アーベー | 音声オブジェクトの区分を示すメタデータ時間標識情報 |
| ES3051142T3 (en) | 2009-10-21 | 2025-12-26 | Dolby Int Ab | Oversampling in a combined transposer filter bank |
| 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 |
| RU2645271C2 (ru) | 2013-04-05 | 2018-02-19 | Долби Интернэшнл Аб | Стереофонический кодер и декодер аудиосигналов |
| RU2665228C1 (ru) | 2013-04-05 | 2018-08-28 | Долби Интернэшнл Аб | Аудиокодер и декодер для кодирования по форме волны с перемежением |
| 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 |
| EP2830061A1 (en) | 2013-07-22 | 2015-01-28 | Fraunhofer Gesellschaft zur Förderung der angewandten Forschung e.V. | Apparatus and method for encoding and decoding an encoded audio signal using temporal noise/patch shaping |
| EP2830051A3 (en) | 2013-07-22 | 2015-03-04 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Audio encoder, audio decoder, methods and computer program using jointly encoded residual signals |
| 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 |
| CN111292757B (zh) | 2013-09-12 | 2024-05-24 | 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 |
| JP6439296B2 (ja) | 2014-03-24 | 2018-12-19 | ソニー株式会社 | 復号装置および方法、並びにプログラム |
| JP6371376B2 (ja) * | 2014-03-27 | 2018-08-08 | パイオニア株式会社 | 音響装置及び信号処理方法 |
| WO2022214480A1 (en) | 2021-04-06 | 2022-10-13 | Dolby International Ab | Encoding of envelope information of an audio downmix signal |
| US12469506B2 (en) * | 2023-06-13 | 2025-11-11 | Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. | Apparatus and method for audio decoding supporting two spectral band replication modes |
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 |
| BRPI0415951B1 (pt) * | 2003-10-30 | 2018-08-28 | Coding Tech Ab | método e codificador de áudio para codificar um sinal de áudio, e, método e decodificador de áudio para decodificar um sinal de áudio codificado |
| JP4867914B2 (ja) * | 2004-03-01 | 2012-02-01 | ドルビー ラボラトリーズ ライセンシング コーポレイション | マルチチャンネルオーディオコーディング |
| CN1926610B (zh) | 2004-03-12 | 2010-10-06 | 诺基亚公司 | 合成单声道音频信号的方法、音频解码器和编码系统 |
| 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 |
| CN102013256B (zh) * | 2005-07-14 | 2013-12-18 | 皇家飞利浦电子股份有限公司 | 用于生成多个输出音频通道的方法及设备 |
| 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 |
| KR101165640B1 (ko) * | 2005-10-20 | 2012-07-17 | 엘지전자 주식회사 | 오디오 신호의 디코딩 및 인코딩 방법 및 그 장치 |
| CN101292285B (zh) * | 2005-10-20 | 2012-10-10 | Lg电子株式会社 | 编码和解码多声道音频信号的方法及其装置 |
| JP5154538B2 (ja) * | 2006-03-29 | 2013-02-27 | コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ | オーディオ復号 |
| EP1853092B1 (en) * | 2006-05-04 | 2011-10-05 | LG Electronics, Inc. | Enhancing stereo audio with remix capability |
| DE102006049154B4 (de) * | 2006-10-18 | 2009-07-09 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Kodierung eines Informationssignals |
| MX2010004220A (es) * | 2007-10-17 | 2010-06-11 | Fraunhofer Ges Forschung | Codificacion de audio usando mezcla descendente. |
| ATE500588T1 (de) * | 2008-01-04 | 2011-03-15 | Dolby Sweden Ab | Audiokodierer und -dekodierer |
| 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 |
| KR20170013846A (ko) | 2015-07-28 | 2017-02-07 | 주식회사 엘지화학 | 가소제 조성물, 수지 조성물 및 이들의 제조 방법 |
-
2010
- 2010-12-14 CA CA2779388A patent/CA2779388C/en active Active
- 2010-12-14 CN CN201080053083.0A patent/CN102667920B/zh active Active
- 2010-12-14 JP JP2012540463A patent/JP5298245B2/ja active Active
- 2010-12-14 RU RU2012124827/08A patent/RU2526745C2/ru active
- 2010-12-14 WO PCT/EP2010/069651 patent/WO2011073201A2/en not_active Ceased
- 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 CN CN201410084189.7A patent/CN103854651B/zh active Active
- 2010-12-14 UA UAA201207272A patent/UA101291C2/ru unknown
- 2010-12-14 US US13/509,396 patent/US9508351B2/en active Active
- 2010-12-14 MY MYPI2012001932A patent/MY166998A/en unknown
- 2010-12-14 AU AU2010332925A patent/AU2010332925B2/en active Active
- 2010-12-14 KR KR1020127014575A patent/KR101370870B1/ko active Active
- 2010-12-14 BR BR112012014856-7A patent/BR112012014856B1/pt active IP Right Grant
-
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 |
|---|---|
| JP2013511752A (ja) | 2013-04-04 |
| CN103854651B (zh) | 2017-04-12 |
| JP5298245B2 (ja) | 2013-09-25 |
| EP2513899A2 (en) | 2012-10-24 |
| AU2010332925A1 (en) | 2012-05-31 |
| RU2012124827A (ru) | 2014-01-27 |
| WO2011073201A3 (en) | 2011-10-06 |
| MY166998A (en) | 2018-07-27 |
| US9508351B2 (en) | 2016-11-29 |
| UA101291C2 (ru) | 2013-03-11 |
| MX2012006823A (es) | 2012-07-23 |
| US20120275607A1 (en) | 2012-11-01 |
| CN102667920B (zh) | 2014-03-12 |
| WO2011073201A2 (en) | 2011-06-23 |
| CA2779388C (en) | 2015-11-10 |
| EP2513899B1 (en) | 2018-02-14 |
| JP5539573B2 (ja) | 2014-07-02 |
| RU2526745C2 (ru) | 2014-08-27 |
| JP2013210674A (ja) | 2013-10-10 |
| IL219506A0 (en) | 2012-06-28 |
| CA2779388A1 (en) | 2011-06-23 |
| BR112012014856B1 (pt) | 2022-10-18 |
| KR101370870B1 (ko) | 2014-03-07 |
| CN102667920A (zh) | 2012-09-12 |
| AU2010332925B2 (en) | 2013-07-11 |
| KR20120089333A (ko) | 2012-08-09 |
| CN103854651A (zh) | 2014-06-11 |
| BR112012014856A2 (enExample) | 2021-11-03 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| FF | Patent granted | ||
| KB | Patent renewed | ||
| KB | Patent renewed | ||
| KB | Patent renewed |