BR9602835B1 - processo e aparelho para reproduzir um sinal de voz, e, processo para transmitir o mesmo. - Google Patents

processo e aparelho para reproduzir um sinal de voz, e, processo para transmitir o mesmo.

Info

Publication number
BR9602835B1
BR9602835B1 BRPI9602835-1A BR9602835A BR9602835B1 BR 9602835 B1 BR9602835 B1 BR 9602835B1 BR 9602835 A BR9602835 A BR 9602835A BR 9602835 B1 BR9602835 B1 BR 9602835B1
Authority
BR
Brazil
Prior art keywords
encoding parameters
parameters
encoding
modified
pitch
Prior art date
Application number
BRPI9602835-1A
Other languages
English (en)
Other versions
BR9602835A (pt
Inventor
Masayuki Nishiguchi
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 filed Critical
Publication of BR9602835A publication Critical patent/BR9602835A/pt
Publication of BR9602835B1 publication Critical patent/BR9602835B1/pt

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/10—Digital recording or reproducing
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • 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
    • G10L19/02—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 using spectral analysis, e.g. transform vocoders or subband vocoders
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L21/00—Speech or voice signal processing techniques to produce another audible or non-audible signal, e.g. visual or tactile, in order to modify its quality or its intelligibility
    • G10L21/04—Time compression or expansion
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • 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
    • G10L19/04—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 using predictive techniques
    • G10L19/08—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters
    • G10L19/10—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters the excitation function being a multipulse excitation
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • 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
    • G10L2019/0001—Codebooks
    • G10L2019/0012—Smoothing of parameters of the decoder interpolation

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Signal Processing (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Computational Linguistics (AREA)
  • Quality & Reliability (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
  • Signal Processing Not Specific To The Method Of Recording And Reproducing (AREA)
  • Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
  • Telephone Function (AREA)
BRPI9602835-1A 1995-06-20 1996-06-19 processo e aparelho para reproduzir um sinal de voz, e, processo para transmitir o mesmo. BR9602835B1 (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15372395A JP3747492B2 (ja) 1995-06-20 1995-06-20 音声信号の再生方法及び再生装置

Publications (2)

Publication Number Publication Date
BR9602835A BR9602835A (pt) 1998-04-22
BR9602835B1 true BR9602835B1 (pt) 2009-05-05

Family

ID=15568696

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI9602835-1A BR9602835B1 (pt) 1995-06-20 1996-06-19 processo e aparelho para reproduzir um sinal de voz, e, processo para transmitir o mesmo.

Country Status (17)

Country Link
US (1) US5926788A (pt)
EP (1) EP0751493B1 (pt)
JP (1) JP3747492B2 (pt)
KR (1) KR100472585B1 (pt)
CN (1) CN1154976C (pt)
AT (1) ATE205011T1 (pt)
AU (1) AU721596B2 (pt)
BR (1) BR9602835B1 (pt)
CA (1) CA2179228C (pt)
DE (1) DE69614782T2 (pt)
ES (1) ES2159688T3 (pt)
MX (1) MX9602391A (pt)
MY (1) MY116532A (pt)
RU (1) RU2255380C2 (pt)
SG (1) SG54343A1 (pt)
TR (1) TR199600519A2 (pt)
TW (1) TW412719B (pt)

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US6188980B1 (en) 1998-08-24 2001-02-13 Conexant Systems, Inc. Synchronized encoder-decoder frame concealment using speech coding parameters including line spectral frequencies and filter coefficients
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US6260017B1 (en) * 1999-05-07 2001-07-10 Qualcomm Inc. Multipulse interpolative coding of transition speech frames
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JP4680429B2 (ja) * 2001-06-26 2011-05-11 Ｏｋｉセミコンダクタ株式会社 テキスト音声変換装置における高速読上げ制御方法
US7400651B2 (en) * 2001-06-29 2008-07-15 Kabushiki Kaisha Kenwood Device and method for interpolating frequency components of signal
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JP2007150737A (ja) * 2005-11-28 2007-06-14 Sony Corp 音声信号ノイズ低減装置及び方法
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JP5190445B2 (ja) * 2007-03-02 2013-04-24 パナソニック株式会社 符号化装置および符号化方法
WO2009010831A1 (en) * 2007-07-18 2009-01-22 Nokia Corporation Flexible parameter update in audio/speech coded signals
EP3288034B1 (en) * 2008-03-14 2019-02-20 Panasonic Intellectual Property Corporation of America Decoding device, and method thereof
JP4999757B2 (ja) * 2008-03-31 2012-08-15 日本電信電話株式会社 音声分析合成装置、音声分析合成方法、コンピュータプログラム、および記録媒体
CN101582263B (zh) * 2008-05-12 2012-02-01 华为技术有限公司 语音解码中噪音增强后处理的方法和装置
US20100191534A1 (en) * 2009-01-23 2010-07-29 Qualcomm Incorporated Method and apparatus for compression or decompression of digital signals
WO2010111841A1 (zh) * 2009-04-03 2010-10-07 华为技术有限公司 频域脉冲解码的预测方法和预测装置及解码器
DK2242045T3 (da) * 2009-04-16 2012-09-24 Univ Mons Talesyntese og kodningsfremgangsmåder
JP5316896B2 (ja) * 2010-03-17 2013-10-16 ソニー株式会社 符号化装置および符号化方法、復号装置および復号方法、並びにプログラム
EP2830054A1 (en) 2013-07-22 2015-01-28 Fraunhofer Gesellschaft zur Förderung der angewandten Forschung e.V. Audio encoder, audio decoder and related methods using two-channel processing within an intelligent gap filling framework
KR20160070147A (ko) 2013-10-18 2016-06-17 프라운호퍼 게젤샤프트 쭈르 푀르데룽 데어 안겐반텐 포르슝 에. 베. 결정론적 및 잡음 유사 정보를 사용하는 오디오 신호의 인코딩 및 오디오 신호의 디코딩을 위한 개념
JP6366706B2 (ja) 2013-10-18 2018-08-01 フラウンホーファー−ゲゼルシャフト・ツール・フェルデルング・デル・アンゲヴァンテン・フォルシュング・アインゲトラーゲネル・フェライン スピーチ関連のスペクトル整形情報を使用したオーディオ信号符号化と復号化の概念
CN107369455B (zh) 2014-03-21 2020-12-15 华为技术有限公司 语音频码流的解码方法及装置
CN106067996B (zh) * 2015-04-24 2019-09-17 松下知识产权经营株式会社 语音再现方法、语音对话装置
US10389994B2 (en) * 2016-11-28 2019-08-20 Sony Corporation Decoder-centric UV codec for free-viewpoint video streaming
JP6891662B2 (ja) * 2017-06-23 2021-06-18 富士通株式会社 音声評価プログラム、音声評価方法および音声評価装置
CN108899008B (zh) * 2018-06-13 2023-04-18 中国人民解放军91977部队 一种对空语音通信杂音模拟干扰方法和系统
KR101971478B1 (ko) 2018-09-27 2019-04-23 박기석 차량용 차광막 장치
KR102150192B1 (ko) 2019-04-04 2020-08-31 박기석 차량용 차광막 장치
KR20230114981A (ko) 2022-01-26 2023-08-02 주식회사 스마트름뱅이 차량용 태양광 차단 및 발전 수행 장치
CN114511474B (zh) * 2022-04-20 2022-07-05 天津恒宇医疗科技有限公司 血管内超声图像的降噪方法、系统、电子设备及存储介质

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Also Published As

Publication number Publication date
JPH096397A (ja) 1997-01-10
MY116532A (en) 2004-02-28
AU721596B2 (en) 2000-07-06
BR9602835A (pt) 1998-04-22
ES2159688T3 (es) 2001-10-16
EP0751493A3 (en) 1998-03-04
CN1145512A (zh) 1997-03-19
DE69614782T2 (de) 2002-05-02
CN1154976C (zh) 2004-06-23
US5926788A (en) 1999-07-20
AU5605496A (en) 1997-01-09
TW412719B (en) 2000-11-21
ATE205011T1 (de) 2001-09-15
EP0751493A2 (en) 1997-01-02
JP3747492B2 (ja) 2006-02-22
TR199600519A2 (tr) 1997-01-21
EP0751493B1 (en) 2001-08-29
CA2179228A1 (en) 1996-12-21
RU2255380C2 (ru) 2005-06-27
KR970003109A (ko) 1997-01-28
SG54343A1 (en) 1998-11-16
KR100472585B1 (ko) 2005-06-21
CA2179228C (en) 2004-10-12
DE69614782D1 (de) 2001-10-04
MX9602391A (es) 1997-02-28

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Legal Events

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FB34 Technical and formal requirements: requirement - article 34 of industrial property law
B15K Others concerning applications: alteration of classification

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Ipc: G10L 19/12 (2007.10)

B06A Patent application procedure suspended [chapter 6.1 patent gazette]
B06A Patent application procedure suspended [chapter 6.1 patent gazette]
B09A Decision: intention to grant [chapter 9.1 patent gazette]
B16A Patent or certificate of addition of invention granted [chapter 16.1 patent gazette]

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B21F Lapse acc. art. 78, item iv - on non-payment of the annual fees in time

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B24J Lapse because of non-payment of annual fees (definitively: art 78 iv lpi, resolution 113/2013 art. 12)

Free format text: EM VIRTUDE DA EXTINCAO PUBLICADA NA RPI 2385 DE 20-09-2016 E CONSIDERANDO AUSENCIA DE MANIFESTACAO DENTRO DOS PRAZOS LEGAIS, INFORMO QUE CABE SER MANTIDA A EXTINCAO DA PATENTE E SEUS CERTIFICADOS, CONFORME O DISPOSTO NO ARTIGO 12, DA RESOLUCAO 113/2013.