DE69333046D1 - Hocheffizientes Kodierverfahren - Google Patents

Hocheffizientes Kodierverfahren

Info

Publication number
DE69333046D1
DE69333046D1 DE69333046T DE69333046T DE69333046D1 DE 69333046 D1 DE69333046 D1 DE 69333046D1 DE 69333046 T DE69333046 T DE 69333046T DE 69333046 T DE69333046 T DE 69333046T DE 69333046 D1 DE69333046 D1 DE 69333046D1
Authority
DE
Germany
Prior art keywords
highly efficient
coding process
efficient coding
highly
efficient
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Lifetime
Application number
DE69333046T
Other languages
English (en)
Other versions
DE69333046T2 (de
Inventor
Masayuki Nishiguchi
Jun Matsumoto
Shinobu Ono
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sony Corp
Original Assignee
Sony Corp
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
Priority claimed from JP09142292A external-priority patent/JP3237178B2/ja
Priority claimed from JP09225992A external-priority patent/JP3297750B2/ja
Application filed by Sony Corp filed Critical Sony Corp
Publication of DE69333046D1 publication Critical patent/DE69333046D1/de
Application granted granted Critical
Publication of DE69333046T2 publication Critical patent/DE69333046T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • G10L25/00—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00
    • G10L25/90—Pitch determination of speech signals
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; 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
    • G10L19/0212—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 using orthogonal transformation
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; 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
    • G10L19/032—Quantisation or dequantisation of spectral components
    • G10L19/038—Vector quantisation, e.g. TwinVQ audio
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; 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
    • G10L19/12—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters the excitation function being a code excitation, e.g. in code excited linear prediction [CELP] vocoders
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; 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
    • G10L19/16—Vocoder architecture
    • G10L19/18—Vocoders using multiple modes
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; SPEECH OR AUDIO CODING OR DECODING
    • G10L25/00—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00
    • G10L25/93—Discriminating between voiced and unvoiced parts of speech signals
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; 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
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; 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 OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; 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
    • G10L2019/0004—Design or structure of the codebook
    • G10L2019/0005—Multi-stage vector quantisation
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; SPEECH OR AUDIO CODING OR DECODING
    • G10L25/00—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00
    • G10L25/93—Discriminating between voiced and unvoiced parts of speech signals
    • G10L2025/937—Signal energy in various frequency bands
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; SPEECH OR AUDIO CODING OR DECODING
    • G10L25/00—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00
    • G10L25/27—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 characterised by the analysis technique
DE69333046T 1992-03-18 1993-03-18 Hocheffizientes Kodierverfahren Expired - Lifetime DE69333046T2 (de)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP9225992 1992-03-18
JP9142292 1992-03-18
JP09142292A JP3237178B2 (ja) 1992-03-18 1992-03-18 符号化方法及び復号化方法
JP09225992A JP3297750B2 (ja) 1992-03-18 1992-03-18 符号化方法

Publications (2)

Publication Number Publication Date
DE69333046D1 true DE69333046D1 (de) 2003-07-17
DE69333046T2 DE69333046T2 (de) 2004-05-06

Family

ID=26432860

Family Applications (8)

Application Number Title Priority Date Filing Date
DE69332991T Expired - Lifetime DE69332991T2 (de) 1992-03-18 1993-03-18 Verfahren zur Grundfrequenz-Extraktion
DE69332994T Expired - Lifetime DE69332994T2 (de) 1992-03-18 1993-03-18 Hocheffizientes Kodierverfahren
DE69331425T Expired - Lifetime DE69331425T2 (de) 1992-03-18 1993-03-18 Hochwirksames kodierungsverfahren
DE69332989T Expired - Lifetime DE69332989T2 (de) 1992-03-18 1993-03-18 Hocheffizientes Kodierverfahren
DE69333046T Expired - Lifetime DE69333046T2 (de) 1992-03-18 1993-03-18 Hocheffizientes Kodierverfahren
DE69332993T Expired - Lifetime DE69332993T2 (de) 1992-03-18 1993-03-18 Hocheffizientes Kodierverfahren
DE69332990T Expired - Lifetime DE69332990T2 (de) 1992-03-18 1993-03-18 Verfahren zur Sprachanalyse und - Synthese
DE69332992T Expired - Lifetime DE69332992T2 (de) 1992-03-18 1993-03-18 Hocheffizientes Kodierverfahren

Family Applications Before (4)

Application Number Title Priority Date Filing Date
DE69332991T Expired - Lifetime DE69332991T2 (de) 1992-03-18 1993-03-18 Verfahren zur Grundfrequenz-Extraktion
DE69332994T Expired - Lifetime DE69332994T2 (de) 1992-03-18 1993-03-18 Hocheffizientes Kodierverfahren
DE69331425T Expired - Lifetime DE69331425T2 (de) 1992-03-18 1993-03-18 Hochwirksames kodierungsverfahren
DE69332989T Expired - Lifetime DE69332989T2 (de) 1992-03-18 1993-03-18 Hocheffizientes Kodierverfahren

Family Applications After (3)

Application Number Title Priority Date Filing Date
DE69332993T Expired - Lifetime DE69332993T2 (de) 1992-03-18 1993-03-18 Hocheffizientes Kodierverfahren
DE69332990T Expired - Lifetime DE69332990T2 (de) 1992-03-18 1993-03-18 Verfahren zur Sprachanalyse und - Synthese
DE69332992T Expired - Lifetime DE69332992T2 (de) 1992-03-18 1993-03-18 Hocheffizientes Kodierverfahren

Country Status (4)

Country Link
US (3) US5765127A (de)
EP (8) EP1061505B1 (de)
DE (8) DE69332991T2 (de)
WO (1) WO1993019459A1 (de)

Families Citing this family (128)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5495552A (en) * 1992-04-20 1996-02-27 Mitsubishi Denki Kabushiki Kaisha Methods of efficiently recording an audio signal in semiconductor memory
JP3475446B2 (ja) * 1993-07-27 2003-12-08 ソニー株式会社 符号化方法
CA2121667A1 (en) * 1994-04-19 1995-10-20 Jean-Pierre Adoul Differential-transform-coded excitation for speech and audio coding
JP3528258B2 (ja) * 1994-08-23 2004-05-17 ソニー株式会社 符号化音声信号の復号化方法及び装置
JP3328080B2 (ja) * 1994-11-22 2002-09-24 沖電気工業株式会社 コード励振線形予測復号器
FR2729247A1 (fr) * 1995-01-06 1996-07-12 Matra Communication Procede de codage de parole a analyse par synthese
FR2739482B1 (fr) * 1995-10-03 1997-10-31 Thomson Csf Procede et dispositif pour l'evaluation du voisement du signal de parole par sous bandes dans des vocodeurs
US5937381A (en) * 1996-04-10 1999-08-10 Itt Defense, Inc. System for voice verification of telephone transactions
JP3707154B2 (ja) * 1996-09-24 2005-10-19 ソニー株式会社 音声符号化方法及び装置
CA2242610C (en) * 1996-11-11 2003-01-28 Matsushita Electric Industrial Co., Ltd. Sound reproducing speed converter
US6167375A (en) * 1997-03-17 2000-12-26 Kabushiki Kaisha Toshiba Method for encoding and decoding a speech signal including background noise
US6363175B1 (en) * 1997-04-02 2002-03-26 Sonyx, Inc. Spectral encoding of information
CA2233896C (en) * 1997-04-09 2002-11-19 Kazunori Ozawa Signal coding system
US6336092B1 (en) * 1997-04-28 2002-01-01 Ivl Technologies Ltd Targeted vocal transformation
IL120788A (en) * 1997-05-06 2000-07-16 Audiocodes Ltd Systems and methods for encoding and decoding speech for lossy transmission networks
EP0878790A1 (de) * 1997-05-15 1998-11-18 Hewlett-Packard Company Sprachkodiersystem und Verfahren
JP3134817B2 (ja) * 1997-07-11 2001-02-13 日本電気株式会社 音声符号化復号装置
SE514792C2 (sv) * 1997-12-22 2001-04-23 Ericsson Telefon Ab L M Förfarande och anordning för avkodning vid kanaloptimerad vektorkvantisering
US6799159B2 (en) 1998-02-02 2004-09-28 Motorola, Inc. Method and apparatus employing a vocoder for speech processing
JP3273599B2 (ja) * 1998-06-19 2002-04-08 沖電気工業株式会社 音声符号化レート選択器と音声符号化装置
US6810377B1 (en) * 1998-06-19 2004-10-26 Comsat Corporation Lost frame recovery techniques for parametric, LPC-based speech coding systems
US6253165B1 (en) * 1998-06-30 2001-06-26 Microsoft Corporation System and method for modeling probability distribution functions of transform coefficients of encoded signal
US6507814B1 (en) * 1998-08-24 2003-01-14 Conexant Systems, Inc. Pitch determination using speech classification and prior pitch estimation
US7072832B1 (en) 1998-08-24 2006-07-04 Mindspeed Technologies, Inc. System for speech encoding having an adaptive encoding arrangement
US7272556B1 (en) * 1998-09-23 2007-09-18 Lucent Technologies Inc. Scalable and embedded codec for speech and audio signals
FR2786908B1 (fr) * 1998-12-04 2001-06-08 Thomson Csf Procede et dispositif pour le traitement des sons pour correction auditive des malentendants
SE9903553D0 (sv) 1999-01-27 1999-10-01 Lars Liljeryd Enhancing percepptual performance of SBR and related coding methods by adaptive noise addition (ANA) and noise substitution limiting (NSL)
US6449592B1 (en) 1999-02-26 2002-09-10 Qualcomm Incorporated Method and apparatus for tracking the phase of a quasi-periodic signal
KR100319557B1 (ko) * 1999-04-16 2002-01-09 윤종용 블럭 단위로 부호화된 영상의 블럭 경계 잡음 성분 제거 방법
JP2000305599A (ja) * 1999-04-22 2000-11-02 Sony Corp 音声合成装置及び方法、電話装置並びにプログラム提供媒体
JP2001006291A (ja) * 1999-06-21 2001-01-12 Fuji Film Microdevices Co Ltd オーディオ信号の符号化方式判定装置、及びオーディオ信号の符号化方式判定方法
FR2796194B1 (fr) * 1999-07-05 2002-05-03 Matra Nortel Communications Procedes et dispositifs d'analyse et de synthese audio
FI116992B (fi) * 1999-07-05 2006-04-28 Nokia Corp Menetelmät, järjestelmä ja laitteet audiosignaalin koodauksen ja siirron tehostamiseksi
US7092881B1 (en) * 1999-07-26 2006-08-15 Lucent Technologies Inc. Parametric speech codec for representing synthetic speech in the presence of background noise
JP2001075600A (ja) * 1999-09-07 2001-03-23 Mitsubishi Electric Corp 音声符号化装置および音声復号化装置
US6782360B1 (en) * 1999-09-22 2004-08-24 Mindspeed Technologies, Inc. Gain quantization for a CELP speech coder
US6952671B1 (en) * 1999-10-04 2005-10-04 Xvd Corporation Vector quantization with a non-structured codebook for audio compression
US6980950B1 (en) * 1999-10-22 2005-12-27 Texas Instruments Incorporated Automatic utterance detector with high noise immunity
US6377916B1 (en) * 1999-11-29 2002-04-23 Digital Voice Systems, Inc. Multiband harmonic transform coder
EP1259955B1 (de) * 2000-02-29 2006-01-11 QUALCOMM Incorporated Verfahren und vorrichtung zum nachführen der phase eines fast periodischen signals
US6901362B1 (en) * 2000-04-19 2005-05-31 Microsoft Corporation Audio segmentation and classification
SE0001926D0 (sv) 2000-05-23 2000-05-23 Lars Liljeryd Improved spectral translation/folding in the subband domain
US6789070B1 (en) * 2000-06-14 2004-09-07 The United States Of America As Represented By The Secretary Of The Navy Automatic feature selection system for data containing missing values
EP1203369B1 (de) 2000-06-20 2005-08-31 Koninklijke Philips Electronics N.V. Sinusoidale kodierung
US7487083B1 (en) * 2000-07-13 2009-02-03 Alcatel-Lucent Usa Inc. Method and apparatus for discriminating speech from voice-band data in a communication network
US7277766B1 (en) * 2000-10-24 2007-10-02 Moodlogic, Inc. Method and system for analyzing digital audio files
US7039716B1 (en) * 2000-10-30 2006-05-02 Cisco Systems, Inc. Devices, software and methods for encoding abbreviated voice data for redundant transmission through VoIP network
JP2002312000A (ja) * 2001-04-16 2002-10-25 Sakai Yasue 圧縮方法及び装置、伸長方法及び装置、圧縮伸長システム、ピーク検出方法、プログラム、記録媒体
GB2375028B (en) * 2001-04-24 2003-05-28 Motorola Inc Processing speech signals
JP3901475B2 (ja) * 2001-07-02 2007-04-04 株式会社ケンウッド 信号結合装置、信号結合方法及びプログラム
SE0202159D0 (sv) 2001-07-10 2002-07-09 Coding Technologies Sweden Ab Efficientand scalable parametric stereo coding for low bitrate applications
US8605911B2 (en) 2001-07-10 2013-12-10 Dolby International Ab Efficient and scalable parametric stereo coding for low bitrate audio coding applications
US6941516B2 (en) * 2001-08-06 2005-09-06 Apple Computer, Inc. Object movie exporter
US6985857B2 (en) * 2001-09-27 2006-01-10 Motorola, Inc. Method and apparatus for speech coding using training and quantizing
JP3870193B2 (ja) 2001-11-29 2007-01-17 コーディング テクノロジーズ アクチボラゲット 高周波再構成に用いる符号器、復号器、方法及びコンピュータプログラム
TW589618B (en) * 2001-12-14 2004-06-01 Ind Tech Res Inst Method for determining the pitch mark of speech
ATE328395T1 (de) * 2002-02-27 2006-06-15 Sonyx Inc Vorrichtung und verfahren zur kodierung von information und vorrichtung und verfahren zur dekodierung von kodierten information
JP3861770B2 (ja) * 2002-08-21 2006-12-20 ソニー株式会社 信号符号化装置及び方法、信号復号装置及び方法、並びにプログラム及び記録媒体
SE0202770D0 (sv) 2002-09-18 2002-09-18 Coding Technologies Sweden Ab Method for reduction of aliasing introduces by spectral envelope adjustment in real-valued filterbanks
KR100527002B1 (ko) * 2003-02-26 2005-11-08 한국전자통신연구원 음성 신호의 에너지 분포 특성을 고려한 쉐이핑 장치 및 방법
US7571097B2 (en) * 2003-03-13 2009-08-04 Microsoft Corporation Method for training of subspace coded gaussian models
US7024358B2 (en) * 2003-03-15 2006-04-04 Mindspeed Technologies, Inc. Recovering an erased voice frame with time warping
KR100516678B1 (ko) * 2003-07-05 2005-09-22 삼성전자주식회사 음성 코덱의 음성신호의 피치검출 장치 및 방법
US7337108B2 (en) * 2003-09-10 2008-02-26 Microsoft Corporation System and method for providing high-quality stretching and compression of a digital audio signal
US6944577B1 (en) * 2003-12-03 2005-09-13 Altera Corporation Method and apparatus for extracting data from an oversampled bit stream
EP1709743A1 (de) * 2004-01-30 2006-10-11 France Telecom S.A. Vektorquantifizierung mit variabler auflösung und variabler dimension
KR101008022B1 (ko) * 2004-02-10 2011-01-14 삼성전자주식회사 유성음 및 무성음 검출방법 및 장치
EP2228936A1 (de) 2004-03-03 2010-09-15 Aware, Inc. Adaptive Vorwärts-Fehlerkorrektur für DSL-Systeme, basierend auf gemessenen Impulsstörungen
KR20070012832A (ko) 2004-05-19 2007-01-29 마츠시타 덴끼 산교 가부시키가이샤 부호화 장치, 복호화 장치 및 이들의 방법
US8938390B2 (en) * 2007-01-23 2015-01-20 Lena Foundation System and method for expressive language and developmental disorder assessment
US10223934B2 (en) 2004-09-16 2019-03-05 Lena Foundation Systems and methods for expressive language, developmental disorder, and emotion assessment, and contextual feedback
US9355651B2 (en) 2004-09-16 2016-05-31 Lena Foundation System and method for expressive language, developmental disorder, and emotion assessment
US9240188B2 (en) * 2004-09-16 2016-01-19 Lena Foundation System and method for expressive language, developmental disorder, and emotion assessment
DE602005009221D1 (de) * 2004-09-20 2008-10-02 Tno Frequenzkompensation für die wahrnehmungsbezogene sprachanalyse
WO2006046587A1 (ja) * 2004-10-28 2006-05-04 Matsushita Electric Industrial Co., Ltd. スケーラブル符号化装置、スケーラブル復号化装置、およびこれらの方法
US7567899B2 (en) * 2004-12-30 2009-07-28 All Media Guide, Llc Methods and apparatus for audio recognition
CN101061638B (zh) * 2005-07-07 2010-05-19 日本电信电话株式会社 信号编码器、信号解码器、信号编码方法、信号解码方法和信号编解码方法
WO2007114290A1 (ja) * 2006-03-31 2007-10-11 Matsushita Electric Industrial Co., Ltd. ベクトル量子化装置、ベクトル逆量子化装置、ベクトル量子化方法及びベクトル逆量子化方法
WO2007114291A1 (ja) * 2006-03-31 2007-10-11 Matsushita Electric Industrial Co., Ltd. 音声符号化装置、音声復号化装置、およびこれらの方法
KR100900438B1 (ko) * 2006-04-25 2009-06-01 삼성전자주식회사 음성 패킷 복구 장치 및 방법
US7684516B2 (en) * 2006-04-28 2010-03-23 Motorola, Inc. Method and apparatus for improving signal reception in a receiver
JP4823001B2 (ja) * 2006-09-27 2011-11-24 富士通セミコンダクター株式会社 オーディオ符号化装置
KR100924172B1 (ko) * 2006-12-08 2009-10-28 한국전자통신연구원 가변 대역폭 무선채널 측정 방법 및 이를 위한 송수신장치
WO2008084688A1 (ja) * 2006-12-27 2008-07-17 Panasonic Corporation 符号化装置、復号装置及びこれらの方法
CA2676380C (en) * 2007-01-23 2015-11-24 Infoture, Inc. System and method for detection and analysis of speech
KR101414341B1 (ko) * 2007-03-02 2014-07-22 파나소닉 인텔렉츄얼 프로퍼티 코포레이션 오브 아메리카 부호화 장치 및 부호화 방법
JP5088050B2 (ja) * 2007-08-29 2012-12-05 ヤマハ株式会社 音声処理装置およびプログラム
US8688441B2 (en) * 2007-11-29 2014-04-01 Motorola Mobility Llc Method and apparatus to facilitate provision and use of an energy value to determine a spectral envelope shape for out-of-signal bandwidth content
US8433582B2 (en) * 2008-02-01 2013-04-30 Motorola Mobility Llc Method and apparatus for estimating high-band energy in a bandwidth extension system
US20090201983A1 (en) * 2008-02-07 2009-08-13 Motorola, Inc. Method and apparatus for estimating high-band energy in a bandwidth extension system
US20090276221A1 (en) * 2008-05-05 2009-11-05 Arie Heiman Method and System for Processing Channel B Data for AMR and/or WAMR
US8768690B2 (en) * 2008-06-20 2014-07-01 Qualcomm Incorporated Coding scheme selection for low-bit-rate applications
US20090319263A1 (en) * 2008-06-20 2009-12-24 Qualcomm Incorporated Coding of transitional speech frames for low-bit-rate applications
US20090319261A1 (en) * 2008-06-20 2009-12-24 Qualcomm Incorporated Coding of transitional speech frames for low-bit-rate applications
US8463412B2 (en) * 2008-08-21 2013-06-11 Motorola Mobility Llc Method and apparatus to facilitate determining signal bounding frequencies
US8463599B2 (en) * 2009-02-04 2013-06-11 Motorola Mobility Llc Bandwidth extension method and apparatus for a modified discrete cosine transform audio coder
WO2010092827A1 (ja) * 2009-02-13 2010-08-19 パナソニック株式会社 ベクトル量子化装置、ベクトル逆量子化装置、およびこれらの方法
US8620967B2 (en) * 2009-06-11 2013-12-31 Rovi Technologies Corporation Managing metadata for occurrences of a recording
JP5433696B2 (ja) * 2009-07-31 2014-03-05 株式会社東芝 音声処理装置
US8677400B2 (en) 2009-09-30 2014-03-18 United Video Properties, Inc. Systems and methods for identifying audio content using an interactive media guidance application
US8161071B2 (en) 2009-09-30 2012-04-17 United Video Properties, Inc. Systems and methods for audio asset storage and management
JP5260479B2 (ja) * 2009-11-24 2013-08-14 ルネサスエレクトロニクス株式会社 プリアンブル検出装置、方法及びプログラム
WO2011076284A1 (en) * 2009-12-23 2011-06-30 Nokia Corporation An apparatus
US8886531B2 (en) 2010-01-13 2014-11-11 Rovi Technologies Corporation Apparatus and method for generating an audio fingerprint and using a two-stage query
US20110173185A1 (en) * 2010-01-13 2011-07-14 Rovi Technologies Corporation Multi-stage lookup for rolling audio recognition
WO2012037515A1 (en) 2010-09-17 2012-03-22 Xiph. Org. Methods and systems for adaptive time-frequency resolution in digital data coding
US8761545B2 (en) * 2010-11-19 2014-06-24 Rovi Technologies Corporation Method and apparatus for identifying video program material or content via differential signals
JP5637379B2 (ja) * 2010-11-26 2014-12-10 ソニー株式会社 復号装置、復号方法、およびプログラム
CN103329199B (zh) * 2011-01-25 2015-04-08 日本电信电话株式会社 编码方法、编码装置、周期性特征量决定方法、周期性特征量决定装置、程序、记录介质
WO2012105386A1 (ja) * 2011-02-01 2012-08-09 日本電気株式会社 有音区間検出装置、有音区間検出方法、及び有音区間検出プログラム
US9009036B2 (en) * 2011-03-07 2015-04-14 Xiph.org Foundation Methods and systems for bit allocation and partitioning in gain-shape vector quantization for audio coding
US9015042B2 (en) 2011-03-07 2015-04-21 Xiph.org Foundation Methods and systems for avoiding partial collapse in multi-block audio coding
WO2012122303A1 (en) 2011-03-07 2012-09-13 Xiph. Org Method and system for two-step spreading for tonal artifact avoidance in audio coding
US8620646B2 (en) * 2011-08-08 2013-12-31 The Intellisis Corporation System and method for tracking sound pitch across an audio signal using harmonic envelope
KR101594480B1 (ko) * 2011-12-15 2016-02-26 프라운호퍼 게젤샤프트 쭈르 푀르데룽 데어 안겐반텐 포르슝 에. 베. 클립핑 아티팩트를 피하기 위한 장치, 방법 및 컴퓨터 프로그램
JP5998603B2 (ja) * 2012-04-18 2016-09-28 ソニー株式会社 音検出装置、音検出方法、音特徴量検出装置、音特徴量検出方法、音区間検出装置、音区間検出方法およびプログラム
US20130307524A1 (en) * 2012-05-02 2013-11-21 Ramot At Tel-Aviv University Ltd. Inferring the periodicity of discrete signals
RU2625945C2 (ru) 2013-01-29 2017-07-19 Фраунхофер-Гезелльшафт Цур Фердерунг Дер Ангевандтен Форшунг Е.Ф. Устройство и способ для генерирования сигнала с улучшенным спектром, используя операцию ограничения энергии
US9236058B2 (en) * 2013-02-21 2016-01-12 Qualcomm Incorporated Systems and methods for quantizing and dequantizing phase information
US10008198B2 (en) * 2013-03-28 2018-06-26 Korea Advanced Institute Of Science And Technology Nested segmentation method for speech recognition based on sound processing of brain
SG11201510164RA (en) 2013-06-10 2016-01-28 Fraunhofer Ges Forschung Apparatus and method for audio signal envelope encoding, processing and decoding by splitting the audio signal envelope employing distribution quantization and coding
EP3008726B1 (de) 2013-06-10 2017-08-23 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Vorrichtung und verfahren zur audiosignalhüllkurvencodierung, verarbeitung und decodierung durch modellierung einer repräsentation einer kumulativen summe unter verwendung von verteilungsquantisierung und -codierung
US9570093B2 (en) * 2013-09-09 2017-02-14 Huawei Technologies Co., Ltd. Unvoiced/voiced decision for speech processing
CN105206278A (zh) * 2014-06-23 2015-12-30 张军 一种基于流水线的三维音频编码加速方法
WO2019113477A1 (en) 2017-12-07 2019-06-13 Lena Foundation Systems and methods for automatic determination of infant cry and discrimination of cry from fussiness
CN111602197B (zh) * 2018-01-17 2023-09-05 日本电信电话株式会社 解码装置、编码装置、它们的方法以及计算机可读记录介质
US11256869B2 (en) * 2018-09-06 2022-02-22 Lg Electronics Inc. Word vector correction method
CN115116456A (zh) * 2022-06-15 2022-09-27 腾讯科技（深圳）有限公司 音频处理方法、装置、设备、存储介质及计算机程序产品

Family Cites Families (41)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3617636A (en) * 1968-09-24 1971-11-02 Nippon Electric Co Pitch detection apparatus
JPS592033B2 (ja) * 1979-12-18 1984-01-17 三洋電機株式会社 音声分析合成装置
JPS5853357B2 (ja) * 1980-03-28 1983-11-29 郵政省電波研究所長 音声分析合成方式
JPS5853357A (ja) * 1981-09-24 1983-03-29 Nippon Steel Corp 連続鋳造用タンデツシユ
JPS592033A (ja) * 1982-06-28 1984-01-07 Hitachi Ltd 背面投写スクリ−ン
EP0632656A3 (de) * 1985-02-28 1995-03-08 Mitsubishi Electric Corp Zwischenbildkodierereinrichtung zur adaptiven Vektorquantifizierung.
IT1184023B (it) * 1985-12-17 1987-10-22 Cselt Centro Studi Lab Telecom Procedimento e dispositivo per la codifica e decodifica del segnale vocale mediante analisi a sottobande e quantizzazione vettorariale con allocazione dinamica dei bit di codifica
US4935963A (en) * 1986-01-24 1990-06-19 Racal Data Communications Inc. Method and apparatus for processing speech signals
JPS62271000A (ja) * 1986-05-20 1987-11-25 株式会社日立国際電気 音声の符号化方法
JPH0833746B2 (ja) * 1987-02-17 1996-03-29 シャープ株式会社 音声・楽音の帯域分割符号化装置
DE3783905T2 (de) * 1987-03-05 1993-08-19 Ibm Verfahren zur grundfrequenzbestimmung und sprachkodierer unter verwendung dieses verfahrens.
US4868867A (en) * 1987-04-06 1989-09-19 Voicecraft Inc. Vector excitation speech or audio coder for transmission or storage
JP2744618B2 (ja) * 1988-06-27 1998-04-28 富士通株式会社 音声符号化伝送装置、並びに音声符号化装置及び音声復号化装置
US5384891A (en) * 1988-09-28 1995-01-24 Hitachi, Ltd. Vector quantizing apparatus and speech analysis-synthesis system using the apparatus
JPH02287399A (ja) * 1989-04-28 1990-11-27 Fujitsu Ltd ベクトル量子化制御方式
US5010574A (en) * 1989-06-13 1991-04-23 At&T Bell Laboratories Vector quantizer search arrangement
JP2844695B2 (ja) * 1989-07-19 1999-01-06 ソニー株式会社 信号符号化装置
US5115240A (en) * 1989-09-26 1992-05-19 Sony Corporation Method and apparatus for encoding voice signals divided into a plurality of frequency bands
JPH03117919A (ja) * 1989-09-30 1991-05-20 Sony Corp ディジタル信号符号化装置
JP2861238B2 (ja) * 1990-04-20 1999-02-24 ソニー株式会社 ディジタル信号符号化方法
JP3012994B2 (ja) * 1990-09-13 2000-02-28 沖電気工業株式会社 音韻識別方法
US5226108A (en) * 1990-09-20 1993-07-06 Digital Voice Systems, Inc. Processing a speech signal with estimated pitch
US5216747A (en) * 1990-09-20 1993-06-01 Digital Voice Systems, Inc. Voiced/unvoiced estimation of an acoustic signal
JP3077943B2 (ja) * 1990-11-29 2000-08-21 シャープ株式会社 信号符号化装置
US5247579A (en) * 1990-12-05 1993-09-21 Digital Voice Systems, Inc. Methods for speech transmission
US5226084A (en) * 1990-12-05 1993-07-06 Digital Voice Systems, Inc. Methods for speech quantization and error correction
ZA921988B (en) * 1991-03-29 1993-02-24 Sony Corp High efficiency digital data encoding and decoding apparatus
JP3178026B2 (ja) * 1991-08-23 2001-06-18 ソニー株式会社 ディジタル信号符号化装置及び復号化装置
US5272698A (en) * 1991-09-12 1993-12-21 The United States Of America As Represented By The Secretary Of The Air Force Multi-speaker conferencing over narrowband channels
US5317567A (en) * 1991-09-12 1994-05-31 The United States Of America As Represented By The Secretary Of The Air Force Multi-speaker conferencing over narrowband channels
DE69231369T2 (de) * 1991-09-30 2001-03-29 Sony Corp Verfahren und Einrichtung zur Audiodatenkompression
JP3141450B2 (ja) * 1991-09-30 2001-03-05 ソニー株式会社 オーディオ信号処理方法
US5272529A (en) * 1992-03-20 1993-12-21 Northwest Starscan Limited Partnership Adaptive hierarchical subband vector quantization encoder
JP3277398B2 (ja) * 1992-04-15 2002-04-22 ソニー株式会社 有声音判別方法
JP3104400B2 (ja) * 1992-04-27 2000-10-30 ソニー株式会社 オーディオ信号符号化装置及び方法
JPH05335967A (ja) * 1992-05-29 1993-12-17 Takeo Miyazawa 音情報圧縮方法及び音情報再生装置
KR0134871B1 (ko) * 1992-07-17 1998-04-22 사또오 후미오 고능률 부호화 복호화 시스템
JP3343965B2 (ja) * 1992-10-31 2002-11-11 ソニー株式会社 音声符号化方法及び復号化方法
JP3186292B2 (ja) * 1993-02-02 2001-07-11 ソニー株式会社 高能率符号化方法及び装置
JP3475446B2 (ja) * 1993-07-27 2003-12-08 ソニー株式会社 符号化方法
JP3277692B2 (ja) * 1994-06-13 2002-04-22 ソニー株式会社 情報符号化方法、情報復号化方法及び情報記録媒体

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DE69332994T2 (de) 2004-05-13
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US5878388A (en) 1999-03-02
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DE69332989T2 (de) 2004-05-19
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EP1065655A1 (de) 2001-01-03
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DE69332992D1 (de) 2003-06-18
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US5960388A (en) 1999-09-28
US5765127A (en) 1998-06-09
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DE69332989D1 (de) 2003-06-18
DE69332990D1 (de) 2003-06-18
EP1061502A1 (de) 2000-12-20
DE69332990T2 (de) 2004-05-19
EP1065654A1 (de) 2001-01-03
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WO1993019459A1 (en) 1993-09-30
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