JP2013033189A5 - - Google Patents

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Publication number
JP2013033189A5
JP2013033189A5 JP2011230330A JP2011230330A JP2013033189A5 JP 2013033189 A5 JP2013033189 A5 JP 2013033189A5 JP 2011230330 A JP2011230330 A JP 2011230330A JP 2011230330 A JP2011230330 A JP 2011230330A JP 2013033189 A5 JP2013033189 A5 JP 2013033189A5
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JP
Japan
Prior art keywords
mixing
channels
frequency spectrum
ratio
frequency
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JP2011230330A
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English (en)
Japanese (ja)
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JP6061121B2 (ja
JP2013033189A (ja
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Priority to JP2011230330A priority Critical patent/JP6061121B2/ja
Priority claimed from JP2011230330A external-priority patent/JP6061121B2/ja
Priority to US13/493,850 priority patent/US9672832B2/en
Priority to CN201210212498.9A priority patent/CN102855876B/zh
Publication of JP2013033189A publication Critical patent/JP2013033189A/ja
Publication of JP2013033189A5 publication Critical patent/JP2013033189A5/ja
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Publication of JP6061121B2 publication Critical patent/JP6061121B2/ja
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JP2011230330A 2011-07-01 2011-10-20 オーディオ符号化装置、オーディオ符号化方法、およびプログラム Active JP6061121B2 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP2011230330A JP6061121B2 (ja) 2011-07-01 2011-10-20 オーディオ符号化装置、オーディオ符号化方法、およびプログラム
US13/493,850 US9672832B2 (en) 2011-07-01 2012-06-11 Audio encoder, audio encoding method and program
CN201210212498.9A CN102855876B (zh) 2011-07-01 2012-06-21 音频编码器和音频编码方法

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2011147421 2011-07-01
JP2011147421 2011-07-01
JP2011230330A JP6061121B2 (ja) 2011-07-01 2011-10-20 オーディオ符号化装置、オーディオ符号化方法、およびプログラム

Publications (3)

Publication Number Publication Date
JP2013033189A JP2013033189A (ja) 2013-02-14
JP2013033189A5 true JP2013033189A5 (https=) 2014-11-20
JP6061121B2 JP6061121B2 (ja) 2017-01-18

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JP2011230330A Active JP6061121B2 (ja) 2011-07-01 2011-10-20 オーディオ符号化装置、オーディオ符号化方法、およびプログラム

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Country Link
US (1) US9672832B2 (https=)
JP (1) JP6061121B2 (https=)
CN (1) CN102855876B (https=)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2013149671A1 (en) 2012-04-05 2013-10-10 Huawei Technologies Co., Ltd. Multi-channel audio encoder and method for encoding a multi-channel audio signal
CN105321521B (zh) * 2014-06-30 2019-06-04 美的集团股份有限公司 基于终端运行环境的音频信号编码方法和系统
WO2016184958A1 (en) * 2015-05-20 2016-11-24 Telefonaktiebolaget Lm Ericsson (Publ) Coding of multi-channel audio signals
CN108269577B (zh) 2016-12-30 2019-10-22 华为技术有限公司 立体声编码方法及立体声编码器
US10904690B1 (en) * 2019-12-15 2021-01-26 Nuvoton Technology Corporation Energy and phase correlated audio channels mixer
JP7380837B2 (ja) * 2020-03-09 2023-11-15 日本電信電話株式会社 音信号符号化方法、音信号復号方法、音信号符号化装置、音信号復号装置、プログラム及び記録媒体
EP4211683B1 (en) 2020-09-09 2026-04-01 VoiceAge Corporation Method and device for classification of uncorrelated stereo content, cross-talk detection, and stereo mode selection in a sound codec
WO2024142359A1 (ja) * 2022-12-28 2024-07-04 日本電信電話株式会社 音信号処理装置、音信号処理方法、プログラム
WO2024142360A1 (ja) * 2022-12-28 2024-07-04 日本電信電話株式会社 音信号処理装置、音信号処理方法、プログラム
WO2024142357A1 (ja) * 2022-12-28 2024-07-04 日本電信電話株式会社 音信号処理装置、音信号処理方法、プログラム
WO2024142358A1 (ja) * 2022-12-28 2024-07-04 日本電信電話株式会社 音信号処理装置、音信号処理方法、プログラム

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2612214B2 (ja) * 1990-11-21 1997-05-21 日本電気システム建設 株式会社 ８ｃｈオートミキサ
DE4136825C1 (https=) 1991-11-08 1993-03-18 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung Ev, 8000 Muenchen, De
DE19628292B4 (de) 1996-07-12 2007-08-02 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Verfahren zum Codieren und Decodieren von Stereoaudiospektralwerten
JPH1132399A (ja) * 1997-05-13 1999-02-02 Sony Corp 符号化方法及び装置、並びに記録媒体
JP3951690B2 (ja) * 2000-12-14 2007-08-01 ソニー株式会社 符号化装置および方法、並びに記録媒体
JP3598993B2 (ja) * 2001-05-18 2004-12-08 ソニー株式会社 符号化装置及び方法
JP2004325633A (ja) * 2003-04-23 2004-11-18 Matsushita Electric Ind Co Ltd 信号符号化方法、信号符号化プログラム及びその記録媒体
US7848932B2 (en) * 2004-11-30 2010-12-07 Panasonic Corporation Stereo encoding apparatus, stereo decoding apparatus, and their methods
JP2006287716A (ja) * 2005-04-01 2006-10-19 Tamura Seisakusho Co Ltd 音声調整装置
WO2007010771A1 (ja) * 2005-07-15 2007-01-25 Matsushita Electric Industrial Co., Ltd. 信号処理装置
JP4997781B2 (ja) * 2006-02-14 2012-08-08 沖電気工業株式会社 ミックスダウン方法およびミックスダウン装置
US8295494B2 (en) * 2007-08-13 2012-10-23 Lg Electronics Inc. Enhancing audio with remixing capability

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