CN102292767A - 立体声音响信号编码装置、立体声音响信号解码装置及它们的编解码方法 - Google Patents
立体声音响信号编码装置、立体声音响信号解码装置及它们的编解码方法 Download PDFInfo
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- 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
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Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
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JP2009-012407 | 2009-01-22 | ||
JP2009012407 | 2009-01-22 | ||
JP2009-038646 | 2009-02-20 | ||
JP2009038646 | 2009-02-20 | ||
PCT/JP2010/000331 WO2010084756A1 (ja) | 2009-01-22 | 2010-01-21 | ステレオ音響信号符号化装置、ステレオ音響信号復号装置およびそれらの方法 |
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CN102292767A true CN102292767A (zh) | 2011-12-21 |
CN102292767B CN102292767B (zh) | 2013-05-08 |
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CN2010800049037A Expired - Fee Related CN102292767B (zh) | 2009-01-22 | 2010-01-21 | 立体声音响信号编码装置、立体声音响信号解码装置及它们的编解码方法 |
Country Status (5)
Country | Link |
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US (1) | US8504378B2 (zh) |
EP (1) | EP2381439B1 (zh) |
JP (1) | JP5269914B2 (zh) |
CN (1) | CN102292767B (zh) |
WO (1) | WO2010084756A1 (zh) |
Cited By (8)
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CN104614573A (zh) * | 2013-11-04 | 2015-05-13 | 德州仪器公司 | 数字无线电接收器中的agc环路的最优峰值检测器 |
CN108701464A (zh) * | 2016-02-12 | 2018-10-23 | 高通股份有限公司 | 多个音频信号的编码 |
CN108780648A (zh) * | 2016-03-18 | 2018-11-09 | 高通股份有限公司 | 用于在时间上失配的信号的音频处理 |
WO2019020045A1 (zh) * | 2017-07-25 | 2019-01-31 | 华为技术有限公司 | 立体声信号的编解码方法和编解码装置 |
CN109844858A (zh) * | 2016-10-31 | 2019-06-04 | 高通股份有限公司 | 多个音频信号的解码 |
CN111095403A (zh) * | 2017-09-12 | 2020-05-01 | 高通股份有限公司 | 选择用于帧间时间偏移变异的通道调整方法 |
CN111133509A (zh) * | 2017-05-16 | 2020-05-08 | 华为技术有限公司 | 一种立体声信号处理方法及装置 |
CN113724728A (zh) * | 2021-08-05 | 2021-11-30 | 北京信息职业技术学院 | 一种基于gmm模型的音频信号的处理方法 |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2010091555A1 (zh) * | 2009-02-13 | 2010-08-19 | 华为技术有限公司 | 一种立体声编码方法和装置 |
JP5511848B2 (ja) * | 2009-12-28 | 2014-06-04 | 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 |
MY194835A (en) * | 2010-04-13 | 2022-12-19 | Fraunhofer Ges Forschung | Audio or Video Encoder, Audio or Video Decoder and Related Methods for Processing Multi-Channel Audio of Video Signals Using a Variable Prediction Direction |
CN106409304B (zh) * | 2014-06-12 | 2020-08-25 | 华为技术有限公司 | 一种音频信号的时域包络处理方法及装置、编码器 |
CN104796370B (zh) * | 2015-03-20 | 2018-03-30 | 中国电子科技集团公司第三研究所 | 一种水声通信的信号同步方法、***及水声通信*** |
RU2729603C2 (ru) | 2015-09-25 | 2020-08-11 | Войсэйдж Корпорейшн | Способ и система для кодирования стереофонического звукового сигнала с использованием параметров кодирования первичного канала для кодирования вторичного канала |
US10074373B2 (en) | 2015-12-21 | 2018-09-11 | Qualcomm Incorporated | Channel adjustment for inter-frame temporal shift variations |
ES2727462T3 (es) * | 2016-01-22 | 2019-10-16 | Fraunhofer Ges Forschung | Aparatos y procedimientos para la codificación o decodificación de una señal multicanal de audio mediante el uso de repetición de muestreo de dominio espectral |
EP3427259B1 (en) * | 2016-03-09 | 2019-08-07 | Telefonaktiebolaget LM Ericsson (PUBL) | A method and apparatus for increasing stability of an inter-channel time difference parameter |
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 |
US10217468B2 (en) * | 2017-01-19 | 2019-02-26 | Qualcomm Incorporated | Coding of multiple audio signals |
CN112262433B (zh) * | 2018-04-05 | 2024-03-01 | 弗劳恩霍夫应用研究促进协会 | 用于估计通道间时间差的装置、方法或计算机程序 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0255431A (ja) * | 1988-08-19 | 1990-02-23 | Matsushita Electric Ind Co Ltd | 情報伝送装置 |
JPH07240722A (ja) * | 1994-02-28 | 1995-09-12 | Toshiba Corp | 音声符号復号化装置、音声符号化装置及び音声復号化装置 |
WO2007052612A1 (ja) * | 2005-10-31 | 2007-05-10 | Matsushita Electric Industrial Co., Ltd. | ステレオ符号化装置およびステレオ信号予測方法 |
Family Cites Families (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4581758A (en) * | 1983-11-04 | 1986-04-08 | At&T Bell Laboratories | Acoustic direction identification system |
JP2735413B2 (ja) * | 1991-08-30 | 1998-04-02 | 三菱電機エンジニアリング株式会社 | ピーク信号検出装置 |
FR2734389B1 (fr) * | 1995-05-17 | 1997-07-18 | Proust Stephane | Procede d'adaptation du niveau de masquage du bruit dans un codeur de parole a analyse par synthese utilisant un filtre de ponderation perceptuelle a court terme |
US5664055A (en) * | 1995-06-07 | 1997-09-02 | Lucent Technologies Inc. | CS-ACELP speech compression system with adaptive pitch prediction filter gain based on a measure of periodicity |
US5704003A (en) * | 1995-09-19 | 1997-12-30 | Lucent Technologies Inc. | RCELP coder |
DE69737012T2 (de) * | 1996-08-02 | 2007-06-06 | Matsushita Electric Industrial Co., Ltd., Kadoma | Sprachkodierer, sprachdekodierer und aufzeichnungsmedium dafür |
US6973184B1 (en) * | 2000-07-11 | 2005-12-06 | Cisco Technology, Inc. | System and method for stereo conferencing over low-bandwidth links |
US6980948B2 (en) * | 2000-09-15 | 2005-12-27 | Mindspeed Technologies, Inc. | System of dynamic pulse position tracks for pulse-like excitation in speech coding |
JP4108317B2 (ja) * | 2001-11-13 | 2008-06-25 | 日本電気株式会社 | 符号変換方法及び装置とプログラム並びに記憶媒体 |
AU2003281128A1 (en) | 2002-07-16 | 2004-02-02 | Koninklijke Philips Electronics N.V. | Audio coding |
ES2273216T3 (es) * | 2003-02-11 | 2007-05-01 | Koninklijke Philips Electronics N.V. | Codificacion de audio. |
RU2007107348A (ru) * | 2004-08-31 | 2008-09-10 | Мацусита Электрик Индастриал Ко., Лтд. (Jp) | Устройство и способ генерирования стереосигнала |
JP2006304125A (ja) * | 2005-04-25 | 2006-11-02 | V-Cube Inc | 音声信号補正装置および音声信号補正方法 |
KR101215937B1 (ko) * | 2006-02-07 | 2012-12-27 | 엘지전자 주식회사 | IOI 카운트(inter onset intervalcount) 기반 템포 추정 방법 및 이를 위한 템포 추정장치 |
JP4811046B2 (ja) * | 2006-02-17 | 2011-11-09 | ソニー株式会社 | コンテンツの再生装置、オーディオ再生機およびコンテンツの再生方法 |
JPWO2007116809A1 (ja) * | 2006-03-31 | 2009-08-20 | パナソニック株式会社 | ステレオ音声符号化装置、ステレオ音声復号装置、およびこれらの方法 |
TWI329435B (en) * | 2006-09-13 | 2010-08-21 | Sunplus Technology Co Ltd | Channel estimation apparatus with an optimal search and method thereof |
KR101453732B1 (ko) * | 2007-04-16 | 2014-10-24 | 삼성전자주식회사 | 스테레오 신호 및 멀티 채널 신호 부호화 및 복호화 방법및 장치 |
JP2009012407A (ja) | 2007-07-06 | 2009-01-22 | Tooa:Kk | 木材用認証タグの取付構造 |
JP4926877B2 (ja) | 2007-08-02 | 2012-05-09 | キヤノン株式会社 | 画像処理装置及び方法、並びにプログラム |
US8514972B2 (en) * | 2009-12-15 | 2013-08-20 | Electronics And Telecommunications Research Institute | Apparatus and method for compensating for delay mismatch between amplitude component signal and phase component signal |
-
2010
- 2010-01-21 JP JP2010547441A patent/JP5269914B2/ja not_active Expired - Fee Related
- 2010-01-21 CN CN2010800049037A patent/CN102292767B/zh not_active Expired - Fee Related
- 2010-01-21 WO PCT/JP2010/000331 patent/WO2010084756A1/ja active Application Filing
- 2010-01-21 EP EP10733364.3A patent/EP2381439B1/en not_active Not-in-force
- 2010-01-21 US US13/145,514 patent/US8504378B2/en active Active
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0255431A (ja) * | 1988-08-19 | 1990-02-23 | Matsushita Electric Ind Co Ltd | 情報伝送装置 |
JPH07240722A (ja) * | 1994-02-28 | 1995-09-12 | Toshiba Corp | 音声符号復号化装置、音声符号化装置及び音声復号化装置 |
WO2007052612A1 (ja) * | 2005-10-31 | 2007-05-10 | Matsushita Electric Industrial Co., Ltd. | ステレオ符号化装置およびステレオ信号予測方法 |
Cited By (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104614573A (zh) * | 2013-11-04 | 2015-05-13 | 德州仪器公司 | 数字无线电接收器中的agc环路的最优峰值检测器 |
CN108701464A (zh) * | 2016-02-12 | 2018-10-23 | 高通股份有限公司 | 多个音频信号的编码 |
CN108780648A (zh) * | 2016-03-18 | 2018-11-09 | 高通股份有限公司 | 用于在时间上失配的信号的音频处理 |
CN108780648B (zh) * | 2016-03-18 | 2023-07-14 | 高通股份有限公司 | 用于在时间上失配的信号的音频处理 |
CN109844858A (zh) * | 2016-10-31 | 2019-06-04 | 高通股份有限公司 | 多个音频信号的解码 |
CN109844858B (zh) * | 2016-10-31 | 2023-06-02 | 高通股份有限公司 | 多个音频信号的解码 |
CN111133509B (zh) * | 2017-05-16 | 2022-11-08 | 华为技术有限公司 | 一种立体声信号处理方法及装置 |
US11763825B2 (en) | 2017-05-16 | 2023-09-19 | Huawei Technologies Co., Ltd. | Stereo signal processing method and apparatus |
CN111133509A (zh) * | 2017-05-16 | 2020-05-08 | 华为技术有限公司 | 一种立体声信号处理方法及装置 |
CN109300480A (zh) * | 2017-07-25 | 2019-02-01 | 华为技术有限公司 | 立体声信号的编解码方法和编解码装置 |
US11238875B2 (en) | 2017-07-25 | 2022-02-01 | Huawei Technologies Co., Ltd. | Encoding and decoding methods, and encoding and decoding apparatuses for stereo signal |
CN109300480B (zh) * | 2017-07-25 | 2020-10-16 | 华为技术有限公司 | 立体声信号的编解码方法和编解码装置 |
US11741974B2 (en) | 2017-07-25 | 2023-08-29 | Huawei Technologies Co., Ltd. | Encoding and decoding methods, and encoding and decoding apparatuses for stereo signal |
WO2019020045A1 (zh) * | 2017-07-25 | 2019-01-31 | 华为技术有限公司 | 立体声信号的编解码方法和编解码装置 |
CN111095403A (zh) * | 2017-09-12 | 2020-05-01 | 高通股份有限公司 | 选择用于帧间时间偏移变异的通道调整方法 |
CN111095403B (zh) * | 2017-09-12 | 2023-11-03 | 高通股份有限公司 | 选择用于帧间时间偏移变异的通道调整方法 |
CN113724728A (zh) * | 2021-08-05 | 2021-11-30 | 北京信息职业技术学院 | 一种基于gmm模型的音频信号的处理方法 |
CN113724728B (zh) * | 2021-08-05 | 2024-01-26 | 北京信息职业技术学院 | 一种基于gmm模型的音频信号的处理方法 |
Also Published As
Publication number | Publication date |
---|---|
US20110288872A1 (en) | 2011-11-24 |
JP5269914B2 (ja) | 2013-08-21 |
US8504378B2 (en) | 2013-08-06 |
EP2381439A4 (en) | 2016-06-29 |
CN102292767B (zh) | 2013-05-08 |
EP2381439A1 (en) | 2011-10-26 |
JPWO2010084756A1 (ja) | 2012-07-19 |
EP2381439B1 (en) | 2017-11-08 |
WO2010084756A1 (ja) | 2010-07-29 |
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