MXPA03002115A - DISPOSITIVO DE DECODIFICACION Y CODIFICACION DE SEnAL DE AUDIO. - Google Patents

DISPOSITIVO DE DECODIFICACION Y CODIFICACION DE SEnAL DE AUDIO.

Info

Publication number
MXPA03002115A
MXPA03002115A MXPA03002115A MXPA03002115A MXPA03002115A MX PA03002115 A MXPA03002115 A MX PA03002115A MX PA03002115 A MXPA03002115 A MX PA03002115A MX PA03002115 A MXPA03002115 A MX PA03002115A MX PA03002115 A MXPA03002115 A MX PA03002115A
Authority
MX
Mexico
Prior art keywords
audio signal
decoding device
encoding device
signal decoding
signal encoding
Prior art date
Application number
MXPA03002115A
Other languages
English (en)
Inventor
Norimatsu Takeshi
Original Assignee
Matsushita Electric Ind Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Matsushita Electric Ind Co Ltd filed Critical Matsushita Electric Ind Co Ltd
Publication of MXPA03002115A publication Critical patent/MXPA03002115A/es

Links

Classifications

    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; SPEECH OR AUDIO CODING OR DECODING
    • G10L21/00—Processing of the speech or voice signal 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
MXPA03002115A 2001-07-13 2002-07-11 DISPOSITIVO DE DECODIFICACION Y CODIFICACION DE SEnAL DE AUDIO. MXPA03002115A (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2001213378 2001-07-13
PCT/JP2002/007081 WO2003007480A1 (fr) 2001-07-13 2002-07-11 Dispositif de decodage de signaux audio et dispositif de codage de signaux audio

Publications (1)

Publication Number Publication Date
MXPA03002115A true MXPA03002115A (es) 2003-08-26

Family

ID=19048367

Family Applications (1)

Application Number Title Priority Date Filing Date
MXPA03002115A MXPA03002115A (es) 2001-07-13 2002-07-11 DISPOSITIVO DE DECODIFICACION Y CODIFICACION DE SEnAL DE AUDIO.

Country Status (7)

Country Link
US (1) US7260541B2 (es)
EP (1) EP1351401B1 (es)
CN (1) CN1272911C (es)
AU (1) AU2002318813B2 (es)
DE (1) DE60230856D1 (es)
MX (1) MXPA03002115A (es)
WO (1) WO2003007480A1 (es)

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BRPI0509113B8 (pt) * 2004-04-05 2018-10-30 Koninklijke Philips Nv codificador de multicanal, método para codificar sinais de entrada, conteúdo de dados codificados, portador de dados, e, decodificador operável para decodificar dados de saída codificados
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PL4231290T3 (pl) 2008-12-15 2024-04-02 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Dekoder powiększania szerokości pasma audio, powiązany sposób oraz program komputerowy
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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
CO6440537A2 (es) * 2009-04-09 2012-05-15 Fraunhofer Ges Forschung Aparato y metodo para generar una señal de audio de sintesis y para codificar una señal de audio
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JP5754899B2 (ja) 2009-10-07 2015-07-29 ソニー株式会社 復号装置および方法、並びにプログラム
CN102194458B (zh) * 2010-03-02 2013-02-27 中兴通讯股份有限公司 频带复制方法、装置及音频解码方法、系统
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CN102985970B (zh) 2010-03-09 2014-11-05 弗兰霍菲尔运输应用研究公司 在用于音频信号的基于相角声码器的带宽扩展中改善的幅值响应和时间对准
JP5609737B2 (ja) 2010-04-13 2014-10-22 ソニー株式会社 信号処理装置および方法、符号化装置および方法、復号装置および方法、並びにプログラム
JP5850216B2 (ja) 2010-04-13 2016-02-03 ソニー株式会社 信号処理装置および方法、符号化装置および方法、復号装置および方法、並びにプログラム
KR101773631B1 (ko) 2010-06-09 2017-08-31 파나소닉 인텔렉츄얼 프로퍼티 코포레이션 오브 아메리카 대역 확장 방법, 대역 확장 장치, 프로그램, 집적 회로 및 오디오 복호 장치
JP6075743B2 (ja) 2010-08-03 2017-02-08 ソニー株式会社 信号処理装置および方法、並びにプログラム
JP5707842B2 (ja) 2010-10-15 2015-04-30 ソニー株式会社 符号化装置および方法、復号装置および方法、並びにプログラム
RU2688247C2 (ru) * 2013-06-11 2019-05-21 Фраунхофер-Гезелльшафт Цур Фердерунг Дер Ангевандтен Форшунг Е.Ф. Устройство и способ для расширения диапазона частот для акустических сигналов
EP2830059A1 (en) 2013-07-22 2015-01-28 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Noise filling energy adjustment
KR20150032390A (ko) * 2013-09-16 2015-03-26 삼성전자주식회사 음성 명료도 향상을 위한 음성 신호 처리 장치 및 방법
CN105531762B (zh) 2013-09-19 2019-10-01 索尼公司 编码装置和方法、解码装置和方法以及程序
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Also Published As

Publication number Publication date
CN1272911C (zh) 2006-08-30
US7260541B2 (en) 2007-08-21
AU2002318813B2 (en) 2004-04-29
EP1351401A4 (en) 2004-11-17
CN1465137A (zh) 2003-12-31
EP1351401A1 (en) 2003-10-08
WO2003007480A1 (fr) 2003-01-23
US20040028244A1 (en) 2004-02-12
DE60230856D1 (de) 2009-03-05
EP1351401B1 (en) 2009-01-14

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