JP2017501440A5 - - Google Patents

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Publication number
JP2017501440A5
JP2017501440A5 JP2016534923A JP2016534923A JP2017501440A5 JP 2017501440 A5 JP2017501440 A5 JP 2017501440A5 JP 2016534923 A JP2016534923 A JP 2016534923A JP 2016534923 A JP2016534923 A JP 2016534923A JP 2017501440 A5 JP2017501440 A5 JP 2017501440A5
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JP
Japan
Prior art keywords
matrix
mode matrix
decoder
encoder
loudspeaker
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JP2016534923A
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English (en)
Japanese (ja)
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JP2017501440A (ja
JP6495910B2 (ja
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Priority claimed from EP13306629.0A external-priority patent/EP2879408A1/en
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Publication of JP2017501440A5 publication Critical patent/JP2017501440A5/ja
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JP2016534923A 2013-11-28 2014-11-18 特異値分解を用いる高次Ａｍｂｉｓｏｎｉｃｓ符号化と復号の方法と装置 Active JP6495910B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP13306629.0 2013-11-28
EP13306629.0A EP2879408A1 (en) 2013-11-28 2013-11-28 Method and apparatus for higher order ambisonics encoding and decoding using singular value decomposition
PCT/EP2014/074903 WO2015078732A1 (en) 2013-11-28 2014-11-18 Method and apparatus for higher order ambisonics encoding and decoding using singular value decomposition

Related Child Applications (1)

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JP2019041597A Division JP6707687B2 (ja) 2013-11-28 2019-03-07 特異値分解を用いる高次Ａｍｂｉｓｏｎｉｃｓ復号の方法と装置

Publications (3)

Publication Number Publication Date
JP2017501440A JP2017501440A (ja) 2017-01-12
JP2017501440A5 true JP2017501440A5 (enExample) 2017-11-30
JP6495910B2 JP6495910B2 (ja) 2019-04-03

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ID=49765434

Family Applications (3)

Application Number Title Priority Date Filing Date
JP2016534923A Active JP6495910B2 (ja) 2013-11-28 2014-11-18 特異値分解を用いる高次Ａｍｂｉｓｏｎｉｃｓ符号化と復号の方法と装置
JP2019041597A Active JP6707687B2 (ja) 2013-11-28 2019-03-07 特異値分解を用いる高次Ａｍｂｉｓｏｎｉｃｓ復号の方法と装置
JP2020087853A Active JP6980837B2 (ja) 2013-11-28 2020-05-20 特異値分解を用いる高次Ａｍｂｉｓｏｎｉｃｓ復号の方法と装置

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JP2019041597A Active JP6707687B2 (ja) 2013-11-28 2019-03-07 特異値分解を用いる高次Ａｍｂｉｓｏｎｉｃｓ復号の方法と装置
JP2020087853A Active JP6980837B2 (ja) 2013-11-28 2020-05-20 特異値分解を用いる高次Ａｍｂｉｓｏｎｉｃｓ復号の方法と装置

Country Status (7)

Country Link
US (3) US9736608B2 (enExample)
EP (3) EP2879408A1 (enExample)
JP (3) JP6495910B2 (enExample)
KR (2) KR102460817B1 (enExample)
CN (4) CN108093358A (enExample)
HK (3) HK1246554A1 (enExample)
WO (1) WO2015078732A1 (enExample)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101795015B1 (ko) 2010-03-26 2017-11-07 돌비 인터네셔널 에이비 오디오 재생을 위한 오디오 사운드필드 표현을 디코딩하는 방법 및 장치
US9881628B2 (en) * 2016-01-05 2018-01-30 Qualcomm Incorporated Mixed domain coding of audio
WO2019035622A1 (ko) * 2017-08-17 2019-02-21 가우디오디오랩 주식회사 앰비소닉 신호를 사용하는 오디오 신호 처리 방법 및 장치
JP6920144B2 (ja) * 2017-09-07 2021-08-18 日本放送協会 バイノーラル再生用の係数行列算出装置及びプログラム
US10264386B1 (en) * 2018-02-09 2019-04-16 Google Llc Directional emphasis in ambisonics
JP2023553664A (ja) * 2020-12-17 2023-12-25 ドルビー・インターナショナル・アーベー 事前設定されたジェネレータを用いたオーディオデータの処理の方法及び装置
CN113115157B (zh) * 2021-04-13 2024-05-03 北京安声科技有限公司 耳机的主动降噪方法及装置、半入耳式主动降噪耳机
CN115938388A (zh) * 2021-05-31 2023-04-07 华为技术有限公司 一种三维音频信号的处理方法和装置
JP7663427B2 (ja) * 2021-06-25 2025-04-16 日本放送協会 頭部伝達関数モデリング装置及びプログラム
CN115374397B (zh) * 2022-07-19 2025-10-03 广州大学 一种基于广义奇异值分解构造无线通信预编码器的方法
CN117250604B (zh) * 2023-11-17 2024-02-13 中国海洋大学 一种目标反射信号与浅海混响的分离方法

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06202700A (ja) * 1991-04-25 1994-07-22 Japan Radio Co Ltd 音声符号化装置
FR2858512A1 (fr) 2003-07-30 2005-02-04 France Telecom Procede et dispositif de traitement de donnees sonores en contexte ambiophonique
ATE406651T1 (de) * 2005-03-30 2008-09-15 Koninkl Philips Electronics Nv Audiokodierung und audiodekodierung
MX2007014570A (es) * 2005-05-25 2008-02-11 Koninkl Philips Electronics Nv Codificacion predictiva de una senal de canales multiples.
EP2137725B1 (en) * 2007-04-26 2014-01-08 Dolby International AB Apparatus and method for synthesizing an output signal
GB0817950D0 (en) 2008-10-01 2008-11-05 Univ Southampton Apparatus and method for sound reproduction
US8391500B2 (en) 2008-10-17 2013-03-05 University Of Kentucky Research Foundation Method and system for creating three-dimensional spatial audio
US9113281B2 (en) * 2009-10-07 2015-08-18 The University Of Sydney Reconstruction of a recorded sound field
KR101795015B1 (ko) * 2010-03-26 2017-11-07 돌비 인터네셔널 에이비 오디오 재생을 위한 오디오 사운드필드 표현을 디코딩하는 방법 및 장치
NZ587483A (en) 2010-08-20 2012-12-21 Ind Res Ltd Holophonic speaker system with filters that are pre-configured based on acoustic transfer functions
EP2450880A1 (en) * 2010-11-05 2012-05-09 Thomson Licensing Data structure for Higher Order Ambisonics audio data
EP2469741A1 (en) * 2010-12-21 2012-06-27 Thomson Licensing Method and apparatus for encoding and decoding successive frames of an ambisonics representation of a 2- or 3-dimensional sound field
EP2592846A1 (en) * 2011-11-11 2013-05-15 Thomson Licensing Method and apparatus for processing signals of a spherical microphone array on a rigid sphere used for generating an Ambisonics representation of the sound field
EP2637427A1 (en) * 2012-03-06 2013-09-11 Thomson Licensing Method and apparatus for playback of a higher-order ambisonics audio signal
EP2645748A1 (en) * 2012-03-28 2013-10-02 Thomson Licensing Method and apparatus for decoding stereo loudspeaker signals from a higher-order Ambisonics audio signal
EP2665208A1 (en) * 2012-05-14 2013-11-20 Thomson Licensing Method and apparatus for compressing and decompressing a Higher Order Ambisonics signal representation
EP2688066A1 (en) * 2012-07-16 2014-01-22 Thomson Licensing Method and apparatus for encoding multi-channel HOA audio signals for noise reduction, and method and apparatus for decoding multi-channel HOA audio signals for noise reduction
BR112015001128B1 (pt) * 2012-07-16 2021-09-08 Dolby International Ab Método e dispositivo para renderização de uma representação de um som ou campo sonoro e meio legível por computador
US9685163B2 (en) * 2013-03-01 2017-06-20 Qualcomm Incorporated Transforming spherical harmonic coefficients

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