JP2010540985A5 - - Google Patents
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- JP2010540985A5 JP2010540985A5 JP2010525778A JP2010525778A JP2010540985A5 JP 2010540985 A5 JP2010540985 A5 JP 2010540985A5 JP 2010525778 A JP2010525778 A JP 2010525778A JP 2010525778 A JP2010525778 A JP 2010525778A JP 2010540985 A5 JP2010540985 A5 JP 2010540985A5
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- JP
- Japan
- Prior art keywords
- encoding
- signal
- encoding process
- audio
- residual
- Prior art date
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- 238000000034 method Methods 0.000 claims 18
- 229960001716 benzalkonium Drugs 0.000 claims 1
- CYDRXTMLKJDRQH-UHFFFAOYSA-N benzododecinium Chemical compound CCCCCCCCCCCC[N+](C)(C)CC1=CC=CC=C1 CYDRXTMLKJDRQH-UHFFFAOYSA-N 0.000 claims 1
- 230000015572 biosynthetic process Effects 0.000 claims 1
- 230000005236 sound signal Effects 0.000 claims 1
- 238000003786 synthesis reaction Methods 0.000 claims 1
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US96017507P | 2007-09-19 | 2007-09-19 | |
| US60/960,175 | 2007-09-19 | ||
| PCT/SE2008/000272 WO2009038512A1 (en) | 2007-09-19 | 2008-04-17 | Joint enhancement of multi-channel audio |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2010540985A JP2010540985A (ja) | 2010-12-24 |
| JP2010540985A5 true JP2010540985A5 (enExample) | 2011-05-12 |
| JP5363488B2 JP5363488B2 (ja) | 2013-12-11 |
Family
ID=40468142
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2010525778A Expired - Fee Related JP5363488B2 (ja) | 2007-09-19 | 2008-04-17 | マルチチャネル・オーディオのジョイント強化 |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US8218775B2 (enExample) |
| EP (1) | EP2201566B1 (enExample) |
| JP (1) | JP5363488B2 (enExample) |
| KR (1) | KR101450940B1 (enExample) |
| CN (1) | CN101802907B (enExample) |
| PL (1) | PL2201566T3 (enExample) |
| WO (1) | WO2009038512A1 (enExample) |
Families Citing this family (55)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8452587B2 (en) * | 2008-05-30 | 2013-05-28 | Panasonic Corporation | Encoder, decoder, and the methods therefor |
| US8473288B2 (en) * | 2008-06-19 | 2013-06-25 | Panasonic Corporation | Quantizer, encoder, and the methods thereof |
| WO2009157213A1 (ja) | 2008-06-27 | 2009-12-30 | パナソニック株式会社 | 音響信号復号装置および音響信号復号装置におけるバランス調整方法 |
| KR101428487B1 (ko) * | 2008-07-11 | 2014-08-08 | 삼성전자주식회사 | 멀티 채널 부호화 및 복호화 방법 및 장치 |
| KR101756834B1 (ko) * | 2008-07-14 | 2017-07-12 | 삼성전자주식회사 | 오디오/스피치 신호의 부호화 및 복호화 방법 및 장치 |
| US9330671B2 (en) * | 2008-10-10 | 2016-05-03 | Telefonaktiebolaget L M Ericsson (Publ) | Energy conservative multi-channel audio coding |
| EP2395504B1 (en) * | 2009-02-13 | 2013-09-18 | Huawei Technologies Co., Ltd. | Stereo encoding method and apparatus |
| EP2224425B1 (en) * | 2009-02-26 | 2012-02-08 | Honda Research Institute Europe GmbH | An audio signal processing system and autonomous robot having such system |
| US20100223061A1 (en) * | 2009-02-27 | 2010-09-02 | Nokia Corporation | Method and Apparatus for Audio Coding |
| EP2409298B1 (en) | 2009-03-17 | 2013-05-08 | Dolby International AB | Advanced stereo coding based on a combination of adaptively selectable left/right or mid/side stereo coding and of parametric stereo coding |
| GB2470059A (en) * | 2009-05-08 | 2010-11-10 | Nokia Corp | Multi-channel audio processing using an inter-channel prediction model to form an inter-channel parameter |
| CN101556799B (zh) * | 2009-05-14 | 2013-08-28 | 华为技术有限公司 | 一种音频解码方法和音频解码器 |
| JP5355690B2 (ja) * | 2009-06-01 | 2013-11-27 | 三菱電機株式会社 | 信号処理装置 |
| US20120072207A1 (en) * | 2009-06-02 | 2012-03-22 | Panasonic Corporation | Down-mixing device, encoder, and method therefor |
| KR101613975B1 (ko) * | 2009-08-18 | 2016-05-02 | 삼성전자주식회사 | 멀티 채널 오디오 신호의 부호화 방법 및 장치, 그 복호화 방법 및 장치 |
| KR101641684B1 (ko) * | 2009-08-18 | 2016-07-21 | 삼성전자주식회사 | 디지털 멀티미디어 방송의 전송 장치 및 방법, 수신 장치 및 방법 |
| EP2492911B1 (en) * | 2009-10-21 | 2017-08-16 | Panasonic Intellectual Property Management Co., Ltd. | Audio encoding apparatus, decoding apparatus, method, circuit and program |
| US8942989B2 (en) * | 2009-12-28 | 2015-01-27 | Panasonic Intellectual Property Corporation Of America | Speech coding of principal-component channels for deleting redundant inter-channel parameters |
| JP5299327B2 (ja) * | 2010-03-17 | 2013-09-25 | ソニー株式会社 | 音声処理装置、音声処理方法、およびプログラム |
| EP3799043B8 (en) | 2010-04-09 | 2022-12-14 | Dolby International AB | Mdct-based complex prediction stereo decoding |
| US9258429B2 (en) * | 2010-05-18 | 2016-02-09 | Telefonaktiebolaget L M Ericsson | Encoder adaption in teleconferencing system |
| CN102280107B (zh) * | 2010-06-10 | 2013-01-23 | 华为技术有限公司 | 边带残差信号生成方法及装置 |
| US8831932B2 (en) * | 2010-07-01 | 2014-09-09 | Polycom, Inc. | Scalable audio in a multi-point environment |
| US9237400B2 (en) * | 2010-08-24 | 2016-01-12 | Dolby International Ab | Concealment of intermittent mono reception of FM stereo radio receivers |
| JP5582027B2 (ja) * | 2010-12-28 | 2014-09-03 | 富士通株式会社 | 符号器、符号化方法および符号化プログラム |
| WO2012093290A1 (en) * | 2011-01-05 | 2012-07-12 | Nokia Corporation | Multi-channel encoding and/or decoding |
| EP2898506B1 (en) * | 2012-09-21 | 2018-01-17 | Dolby Laboratories Licensing Corporation | Layered approach to spatial audio coding |
| CN103854653B (zh) * | 2012-12-06 | 2016-12-28 | 华为技术有限公司 | 信号解码的方法和设备 |
| US20150025894A1 (en) * | 2013-07-16 | 2015-01-22 | Electronics And Telecommunications Research Institute | Method for encoding and decoding of multi channel audio signal, encoder and decoder |
| 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 |
| TW202514598A (zh) | 2013-09-12 | 2025-04-01 | 瑞典商杜比國際公司 | 多聲道音訊系統中之解碼方法、解碼裝置、包含用於執行解碼方法的指令之非暫態電腦可讀取的媒體之電腦程式產品、包含解碼裝置的音訊系統 |
| US9088447B1 (en) * | 2014-03-21 | 2015-07-21 | Mitsubishi Electric Research Laboratories, Inc. | Non-coherent transmission and equalization in doubly-selective MIMO channels |
| KR101641645B1 (ko) * | 2014-06-11 | 2016-07-22 | 전자부품연구원 | 오디오 소스 분리 방법 및 이를 적용한 오디오 시스템 |
| EP3067885A1 (en) * | 2015-03-09 | 2016-09-14 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Apparatus and method for encoding or decoding a multi-channel signal |
| MX382211B (es) * | 2015-09-25 | 2025-03-13 | Voiceage Corp | Metodo y sistema para codificar una señal de sonido estereo utilizando los parametros de codificacion de un canal primario para codificar un canal secundario. |
| US10499229B2 (en) * | 2016-01-24 | 2019-12-03 | Qualcomm Incorporated | Enhanced fallback to in-band mode for emergency calling |
| EP3208800A1 (en) * | 2016-02-17 | 2017-08-23 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Apparatus and method for stereo filing in multichannel coding |
| FR3048808A1 (fr) * | 2016-03-10 | 2017-09-15 | Orange | Codage et decodage optimise d'informations de spatialisation pour le codage et le decodage parametrique d'un signal audio multicanal |
| US10057681B2 (en) | 2016-08-01 | 2018-08-21 | Bose Corporation | Entertainment audio processing |
| US10217468B2 (en) * | 2017-01-19 | 2019-02-26 | Qualcomm Incorporated | Coding of multiple audio signals |
| US10362332B2 (en) * | 2017-03-14 | 2019-07-23 | Google Llc | Multi-level compound prediction |
| WO2018189414A1 (en) * | 2017-04-10 | 2018-10-18 | Nokia Technologies Oy | Audio coding |
| CN107483194A (zh) * | 2017-08-29 | 2017-12-15 | 中国民航大学 | 基于非零脉冲位置和幅度信息的g.729语音信息隐藏算法 |
| CN114420139A (zh) * | 2018-05-31 | 2022-04-29 | 华为技术有限公司 | 一种下混信号的计算方法及装置 |
| KR20250133478A (ko) | 2018-08-21 | 2025-09-05 | 돌비 인터네셔널 에이비 | 즉시 재생 프레임(ipf)의 생성, 전송 및 처리를 위한 방법, 장치 및 시스템 |
| KR102501233B1 (ko) * | 2018-10-22 | 2023-02-20 | 삼성에스디에스 주식회사 | 화상 회의 서비스 방법 및 이를 수행하기 위한 장치 |
| JP7038921B2 (ja) * | 2019-01-11 | 2022-03-18 | ブームクラウド 360 インコーポレイテッド | サウンドステージを保全するオーディオチャネルの加算 |
| JP7092050B2 (ja) * | 2019-01-17 | 2022-06-28 | 日本電信電話株式会社 | 多地点制御方法、装置及びプログラム |
| EP3706119A1 (fr) * | 2019-03-05 | 2020-09-09 | Orange | Codage audio spatialisé avec interpolation et quantification de rotations |
| 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 |
| GB2586461A (en) * | 2019-08-16 | 2021-02-24 | Nokia Technologies Oy | Quantization of spatial audio direction parameters |
| CN110718211B (zh) * | 2019-09-26 | 2021-12-21 | 东南大学 | 一种基于混合压缩卷积神经网络的关键词识别系统 |
| US20230306978A1 (en) * | 2020-07-07 | 2023-09-28 | Panasonic Intellectual Property Corporation Of America | Coding apparatus, decoding apparatus, coding method, decoding method, and hybrid coding system |
| GB2598773A (en) * | 2020-09-14 | 2022-03-16 | Nokia Technologies Oy | Quantizing spatial audio parameters |
| US20230230604A1 (en) * | 2022-01-20 | 2023-07-20 | Electronics And Telecommunications Research Institute | Method of encoding audio signal and encoder, method of decoding audio signal and decoder |
Family Cites Families (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5434948A (en) * | 1989-06-15 | 1995-07-18 | British Telecommunications Public Limited Company | Polyphonic coding |
| NL9100173A (nl) | 1991-02-01 | 1992-09-01 | Philips Nv | Subbandkodeerinrichting, en een zender voorzien van de kodeerinrichting. |
| US5285498A (en) * | 1992-03-02 | 1994-02-08 | At&T Bell Laboratories | Method and apparatus for coding audio signals based on perceptual model |
| DE19742655C2 (de) * | 1997-09-26 | 1999-08-05 | Fraunhofer Ges Forschung | Verfahren und Vorrichtung zum Codieren eines zeitdiskreten Stereosignals |
| US6125348A (en) * | 1998-03-12 | 2000-09-26 | Liquid Audio Inc. | Lossless data compression with low complexity |
| US7231054B1 (en) * | 1999-09-24 | 2007-06-12 | Creative Technology Ltd | Method and apparatus for three-dimensional audio display |
| SE519981C2 (sv) | 2000-09-15 | 2003-05-06 | Ericsson Telefon Ab L M | Kodning och avkodning av signaler från flera kanaler |
| SE519985C2 (sv) | 2000-09-15 | 2003-05-06 | Ericsson Telefon Ab L M | Kodning och avkodning av signaler från flera kanaler |
| EP1500085B1 (en) * | 2002-04-10 | 2013-02-20 | Koninklijke Philips Electronics N.V. | Coding of stereo signals |
| EP1500084B1 (en) * | 2002-04-22 | 2008-01-23 | Koninklijke Philips Electronics N.V. | Parametric representation of spatial audio |
| DE602004002390T2 (de) | 2003-02-11 | 2007-09-06 | Koninklijke Philips Electronics N.V. | Audiocodierung |
| JP5046652B2 (ja) * | 2004-12-27 | 2012-10-10 | パナソニック株式会社 | 音声符号化装置および音声符号化方法 |
| US7573912B2 (en) | 2005-02-22 | 2009-08-11 | Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschunng E.V. | Near-transparent or transparent multi-channel encoder/decoder scheme |
| US9626973B2 (en) | 2005-02-23 | 2017-04-18 | Telefonaktiebolaget L M Ericsson (Publ) | Adaptive bit allocation for multi-channel audio encoding |
| ATE521143T1 (de) | 2005-02-23 | 2011-09-15 | Ericsson Telefon Ab L M | Adaptive bitzuweisung für die mehrkanal- audiokodierung |
| WO2006109113A2 (en) | 2005-04-12 | 2006-10-19 | Acol Technologies Sa | Primary optic for a light emitting diode |
-
2008
- 2008-04-17 WO PCT/SE2008/000272 patent/WO2009038512A1/en not_active Ceased
- 2008-04-17 CN CN2008801083540A patent/CN101802907B/zh not_active Expired - Fee Related
- 2008-04-17 PL PL08753930T patent/PL2201566T3/pl unknown
- 2008-04-17 US US12/677,383 patent/US8218775B2/en not_active Expired - Fee Related
- 2008-04-17 EP EP08753930.0A patent/EP2201566B1/en not_active Not-in-force
- 2008-04-17 JP JP2010525778A patent/JP5363488B2/ja not_active Expired - Fee Related
- 2008-04-17 KR KR1020107006915A patent/KR101450940B1/ko not_active Expired - Fee Related
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