NO326880B1 - Fremgangsmate og anordning for taledata - Google Patents

Fremgangsmate og anordning for taledata Download PDF

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Publication number
NO326880B1
NO326880B1 NO20021631A NO20021631A NO326880B1 NO 326880 B1 NO326880 B1 NO 326880B1 NO 20021631 A NO20021631 A NO 20021631A NO 20021631 A NO20021631 A NO 20021631A NO 326880 B1 NO326880 B1 NO 326880B1
Authority
NO
Norway
Prior art keywords
prediction
speech
class
coefficients
code
Prior art date
Application number
NO20021631A
Other languages
English (en)
Norwegian (no)
Other versions
NO20021631L (no
NO20021631D0 (no
Inventor
Tetsujiro Kondo
Tsutomu Watanabe
Hiroto Kimura
Masaaki Hattori
Yasuhiro Fujimori
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 JP2000251969A external-priority patent/JP2002062899A/ja
Priority claimed from JP2000346675A external-priority patent/JP4517262B2/ja
Application filed by Sony Corp filed Critical Sony Corp
Publication of NO20021631D0 publication Critical patent/NO20021631D0/no
Publication of NO20021631L publication Critical patent/NO20021631L/no
Publication of NO326880B1 publication Critical patent/NO326880B1/no

Links

Classifications

    • 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
    • G10L19/12—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 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
    • G10L21/02—Speech enhancement, e.g. noise reduction or echo cancellation
    • G10L21/038—Speech enhancement, e.g. noise reduction or echo cancellation using band spreading techniques
    • 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
    • G10L19/26—Pre-filtering or post-filtering

Landscapes

  • Engineering & Computer Science (AREA)
  • Computational Linguistics (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Quality & Reliability (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
NO20021631A 2000-08-09 2002-04-05 Fremgangsmate og anordning for taledata NO326880B1 (no)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP2000241062 2000-08-09
JP2000251969A JP2002062899A (ja) 2000-08-23 2000-08-23 データ処理装置およびデータ処理方法、学習装置および学習方法、並びに記録媒体
JP2000346675A JP4517262B2 (ja) 2000-11-14 2000-11-14 音声処理装置および音声処理方法、学習装置および学習方法、並びに記録媒体
PCT/JP2001/006708 WO2002013183A1 (fr) 2000-08-09 2001-08-03 Procede et dispositif de traitement de donnees vocales

Publications (3)

Publication Number Publication Date
NO20021631D0 NO20021631D0 (no) 2002-04-05
NO20021631L NO20021631L (no) 2002-06-07
NO326880B1 true NO326880B1 (no) 2009-03-09

Family

ID=27344301

Family Applications (3)

Application Number Title Priority Date Filing Date
NO20021631A NO326880B1 (no) 2000-08-09 2002-04-05 Fremgangsmate og anordning for taledata
NO20082403A NO20082403L (no) 2000-08-09 2008-05-26 Fremgangsmate og anordning for taledata
NO20082401A NO20082401L (no) 2000-08-09 2008-05-26 Fremgangsmate og anordning for taledata

Family Applications After (2)

Application Number Title Priority Date Filing Date
NO20082403A NO20082403L (no) 2000-08-09 2008-05-26 Fremgangsmate og anordning for taledata
NO20082401A NO20082401L (no) 2000-08-09 2008-05-26 Fremgangsmate og anordning for taledata

Country Status (7)

Country Link
US (1) US7912711B2 (de)
EP (3) EP1944760B1 (de)
KR (1) KR100819623B1 (de)
DE (3) DE60134861D1 (de)
NO (3) NO326880B1 (de)
TW (1) TW564398B (de)
WO (1) WO2002013183A1 (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4857468B2 (ja) * 2001-01-25 2012-01-18 ソニー株式会社 データ処理装置およびデータ処理方法、並びにプログラムおよび記録媒体
JP4857467B2 (ja) 2001-01-25 2012-01-18 ソニー株式会社 データ処理装置およびデータ処理方法、並びにプログラムおよび記録媒体
JP4711099B2 (ja) 2001-06-26 2011-06-29 ソニー株式会社 送信装置および送信方法、送受信装置および送受信方法、並びにプログラムおよび記録媒体
DE102006022346B4 (de) 2006-05-12 2008-02-28 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Informationssignalcodierung
US8504090B2 (en) * 2010-03-29 2013-08-06 Motorola Solutions, Inc. Enhanced public safety communication system
RU2012102842A (ru) 2012-01-27 2013-08-10 ЭлЭсАй Корпорейшн Инкрементное обнаружение преамбулы
EP2772031A4 (de) * 2011-10-27 2015-07-29 Lsi Corp Direkte digitale synthese von signalen mit maximum-likelihood-bitstrom-kodierung
ES2549953T3 (es) * 2012-08-27 2015-11-03 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Aparato y método para la reproducción de una señal de audio, aparato y método para la generación de una señal de audio codificada, programa de ordenador y señal de audio codificada
US9813223B2 (en) 2013-04-17 2017-11-07 Intel Corporation Non-linear modeling of a physical system using direct optimization of look-up table values
US9923595B2 (en) 2013-04-17 2018-03-20 Intel Corporation Digital predistortion for dual-band power amplifiers

Family Cites Families (45)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6011360B2 (ja) 1981-12-15 1985-03-25 ケイディディ株式会社 音声符号化方式
JP2797348B2 (ja) 1988-11-28 1998-09-17 松下電器産業株式会社 音声符号化・復号化装置
US5293448A (en) * 1989-10-02 1994-03-08 Nippon Telegraph And Telephone Corporation Speech analysis-synthesis method and apparatus therefor
US5261027A (en) * 1989-06-28 1993-11-09 Fujitsu Limited Code excited linear prediction speech coding system
CA2031965A1 (en) 1990-01-02 1991-07-03 Paul A. Rosenstrach Sound synthesizer
JP2736157B2 (ja) 1990-07-17 1998-04-02 シャープ株式会社 符号化装置
JPH05158495A (ja) 1991-05-07 1993-06-25 Fujitsu Ltd 音声符号化伝送装置
CA2483322C (en) * 1991-06-11 2008-09-23 Qualcomm Incorporated Error masking in a variable rate vocoder
JP3076086B2 (ja) * 1991-06-28 2000-08-14 シャープ株式会社 音声合成装置用ポストフィルタ
US5233660A (en) * 1991-09-10 1993-08-03 At&T Bell Laboratories Method and apparatus for low-delay celp speech coding and decoding
US5371853A (en) * 1991-10-28 1994-12-06 University Of Maryland At College Park Method and system for CELP speech coding and codebook for use therewith
US5327520A (en) * 1992-06-04 1994-07-05 At&T Bell Laboratories Method of use of voice message coder/decoder
JP2779886B2 (ja) * 1992-10-05 1998-07-23 日本電信電話株式会社 広帯域音声信号復元方法
US5455888A (en) * 1992-12-04 1995-10-03 Northern Telecom Limited Speech bandwidth extension method and apparatus
US5491771A (en) * 1993-03-26 1996-02-13 Hughes Aircraft Company Real-time implementation of a 8Kbps CELP coder on a DSP pair
JP3043920B2 (ja) * 1993-06-14 2000-05-22 富士写真フイルム株式会社 ネガクリップ
US5717823A (en) * 1994-04-14 1998-02-10 Lucent Technologies Inc. Speech-rate modification for linear-prediction based analysis-by-synthesis speech coders
JPH08202399A (ja) 1995-01-27 1996-08-09 Kyocera Corp 復号音声の後処理方法
SE504010C2 (sv) * 1995-02-08 1996-10-14 Ericsson Telefon Ab L M Förfarande och anordning för prediktiv kodning av tal- och datasignaler
JP3235703B2 (ja) * 1995-03-10 2001-12-04 日本電信電話株式会社 ディジタルフィルタのフィルタ係数決定方法
EP0732687B2 (de) * 1995-03-13 2005-10-12 Matsushita Electric Industrial Co., Ltd. Vorrichtung zur Erweiterung der Sprachbandbreite
JP2993396B2 (ja) * 1995-05-12 1999-12-20 三菱電機株式会社 音声加工フィルタ及び音声合成装置
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
GB9512284D0 (en) * 1995-06-16 1995-08-16 Nokia Mobile Phones Ltd Speech Synthesiser
JPH0990997A (ja) * 1995-09-26 1997-04-04 Mitsubishi Electric Corp 音声符号化装置、音声復号化装置、音声符号化復号化方法および複合ディジタルフィルタ
JP3248668B2 (ja) * 1996-03-25 2002-01-21 日本電信電話株式会社 ディジタルフィルタおよび音響符号化／復号化装置
US6014622A (en) * 1996-09-26 2000-01-11 Rockwell Semiconductor Systems, Inc. Low bit rate speech coder using adaptive open-loop subframe pitch lag estimation and vector quantization
JP3095133B2 (ja) * 1997-02-25 2000-10-03 日本電信電話株式会社 音響信号符号化方法
JP3946812B2 (ja) * 1997-05-12 2007-07-18 ソニー株式会社 オーディオ信号変換装置及びオーディオ信号変換方法
US5995923A (en) 1997-06-26 1999-11-30 Nortel Networks Corporation Method and apparatus for improving the voice quality of tandemed vocoders
JP4132154B2 (ja) * 1997-10-23 2008-08-13 ソニー株式会社 音声合成方法及び装置、並びに帯域幅拡張方法及び装置
US6014618A (en) * 1998-08-06 2000-01-11 Dsp Software Engineering, Inc. LPAS speech coder using vector quantized, multi-codebook, multi-tap pitch predictor and optimized ternary source excitation codebook derivation
JP2000066700A (ja) * 1998-08-17 2000-03-03 Oki Electric Ind Co Ltd 音声信号符号器、音声信号復号器
JP4099879B2 (ja) 1998-10-26 2008-06-11 ソニー株式会社 帯域幅拡張方法及び装置
US6539355B1 (en) 1998-10-15 2003-03-25 Sony Corporation Signal band expanding method and apparatus and signal synthesis method and apparatus
US6260009B1 (en) 1999-02-12 2001-07-10 Qualcomm Incorporated CELP-based to CELP-based vocoder packet translation
US6434519B1 (en) * 1999-07-19 2002-08-13 Qualcomm Incorporated Method and apparatus for identifying frequency bands to compute linear phase shifts between frame prototypes in a speech coder
JP4517448B2 (ja) 2000-05-09 2010-08-04 ソニー株式会社 データ処理装置およびデータ処理方法、並びに記録媒体
JP4752088B2 (ja) 2000-05-09 2011-08-17 ソニー株式会社 データ処理装置およびデータ処理方法、並びに記録媒体
CN1578159B (zh) * 2000-05-09 2010-05-26 索尼公司 数据处理装置和方法
US7283961B2 (en) * 2000-08-09 2007-10-16 Sony Corporation High-quality speech synthesis device and method by classification and prediction processing of synthesized sound
JP4857467B2 (ja) * 2001-01-25 2012-01-18 ソニー株式会社 データ処理装置およびデータ処理方法、並びにプログラムおよび記録媒体
JP4857468B2 (ja) * 2001-01-25 2012-01-18 ソニー株式会社 データ処理装置およびデータ処理方法、並びにプログラムおよび記録媒体
JP3876781B2 (ja) * 2002-07-16 2007-02-07 ソニー株式会社 受信装置および受信方法、記録媒体、並びにプログラム
JP4554561B2 (ja) * 2006-06-20 2010-09-29 株式会社シマノ 釣り用グローブ

Also Published As

Publication number Publication date
EP1308927A4 (de) 2005-09-28
DE60143327D1 (de) 2010-12-02
EP1308927A1 (de) 2003-05-07
EP1944760B1 (de) 2009-09-23
EP1944760A2 (de) 2008-07-16
EP1308927B9 (de) 2009-02-25
DE60134861D1 (de) 2008-08-28
DE60140020D1 (de) 2009-11-05
NO20082401L (no) 2002-06-07
NO20082403L (no) 2002-06-07
US7912711B2 (en) 2011-03-22
WO2002013183A1 (fr) 2002-02-14
EP1944759A3 (de) 2008-07-30
US20080027720A1 (en) 2008-01-31
NO20021631L (no) 2002-06-07
EP1944759A2 (de) 2008-07-16
NO20021631D0 (no) 2002-04-05
EP1944759B1 (de) 2010-10-20
KR20020040846A (ko) 2002-05-30
KR100819623B1 (ko) 2008-04-04
TW564398B (en) 2003-12-01
EP1944760A3 (de) 2008-07-30
EP1308927B1 (de) 2008-07-16

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