NO20003321D0 - FremgangsmÕte for talekoding, fremgangsmÕte for laledekoding, samt deres apparater - Google Patents

FremgangsmÕte for talekoding, fremgangsmÕte for laledekoding, samt deres apparater

Info

Publication number
NO20003321D0
NO20003321D0 NO20003321A NO20003321A NO20003321D0 NO 20003321 D0 NO20003321 D0 NO 20003321D0 NO 20003321 A NO20003321 A NO 20003321A NO 20003321 A NO20003321 A NO 20003321A NO 20003321 D0 NO20003321 D0 NO 20003321D0
Authority
NO
Norway
Prior art keywords
speech
decoding method
coding method
speech coding
speech decoding
Prior art date
Application number
NO20003321A
Other languages
English (en)
Norwegian (no)
Other versions
NO20003321L (no
Inventor
Tadashi Yamaura
Original Assignee
Mitsubishi Electric 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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=18439687&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=NO20003321(D0) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Publication of NO20003321L publication Critical patent/NO20003321L/no
Publication of NO20003321D0 publication Critical patent/NO20003321D0/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
    • G10L19/135—Vector sum excited linear prediction [VSELP]
    • 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
    • G10L13/00—Speech synthesis; Text to speech systems
    • G10L13/02—Methods for producing synthetic speech; Speech synthesisers
    • 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
    • G10L19/012—Comfort noise or silence coding
    • 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
    • G10L19/06—Determination or coding of the spectral characteristics, e.g. of the short-term prediction coefficients
    • 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
    • G10L19/083—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters the excitation function being an excitation gain
    • 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
    • G10L19/09—Long term prediction, i.e. removing periodical redundancies, e.g. by using adaptive codebook or pitch predictor
    • 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
    • G10L19/107—Sparse pulse excitation, e.g. by using algebraic codebook
    • 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
    • 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
    • G10L19/125—Pitch excitation, e.g. pitch synchronous innovation CELP [PSI-CELP]
    • 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
    • G10L19/16—Vocoder architecture
    • G10L19/18—Vocoders using multiple modes
    • 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
    • G10L21/0208—Noise filtering
    • G10L21/0264—Noise filtering characterised by the type of parameter measurement, e.g. correlation techniques, zero crossing techniques or predictive 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
    • G10L2019/0001—Codebooks
    • G10L2019/0002—Codebook adaptations
    • 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
    • G10L2019/0004—Design or structure of the codebook
    • G10L2019/0005—Multi-stage vector quantisation
    • 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
    • G10L2019/0007—Codebook element generation
    • 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
    • G10L2019/0011—Long term prediction filters, i.e. pitch estimation
    • 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
    • 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
    • G10L2019/0016—Codebook for LPC parameters
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Computational Linguistics (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • General Physics & Mathematics (AREA)
  • Algebra (AREA)
  • Mathematical Analysis (AREA)
  • Mathematical Optimization (AREA)
  • Mathematical Physics (AREA)
  • Pure & Applied Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Quality & Reliability (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
  • Analogue/Digital Conversion (AREA)
  • Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
NO20003321A 1997-12-24 2000-06-23 FremgangsmÕte for talekoding, fremgangsmÕte for laledekoding, samt deres apparater NO20003321D0 (no)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP35475497 1997-12-24
PCT/JP1998/005513 WO1999034354A1 (fr) 1997-12-24 1998-12-07 Procede de codage et de decodage sonore et dispositif de codage et de decodage correspondant

Publications (2)

Publication Number Publication Date
NO20003321L NO20003321L (no) 2000-06-23
NO20003321D0 true NO20003321D0 (no) 2000-06-23

Family

ID=18439687

Family Applications (3)

Application Number Title Priority Date Filing Date
NO20003321A NO20003321D0 (no) 1997-12-24 2000-06-23 FremgangsmÕte for talekoding, fremgangsmÕte for laledekoding, samt deres apparater
NO20035109A NO323734B1 (no) 1997-12-24 2003-11-17 Fremgangsmate for talekoding, fremgangsmate for taledekoding, samt deres apparater
NO20040046A NO20040046L (no) 1997-12-24 2004-01-06 Fremgangsmate for talekoding, fremgangsmate for taledekoding, samt deres apparater

Family Applications After (2)

Application Number Title Priority Date Filing Date
NO20035109A NO323734B1 (no) 1997-12-24 2003-11-17 Fremgangsmate for talekoding, fremgangsmate for taledekoding, samt deres apparater
NO20040046A NO20040046L (no) 1997-12-24 2004-01-06 Fremgangsmate for talekoding, fremgangsmate for taledekoding, samt deres apparater

Country Status (11)

Country Link
US (18) US7092885B1 (enExample)
EP (8) EP1596368B1 (enExample)
JP (2) JP3346765B2 (enExample)
KR (1) KR100373614B1 (enExample)
CN (5) CN1658282A (enExample)
AU (1) AU732401B2 (enExample)
CA (4) CA2636552C (enExample)
DE (3) DE69736446T2 (enExample)
IL (1) IL136722A0 (enExample)
NO (3) NO20003321D0 (enExample)
WO (1) WO1999034354A1 (enExample)

Families Citing this family (38)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1596368B1 (en) 1997-12-24 2007-05-23 Mitsubishi Denki Kabushiki Kaisha Method and apparatus for speech decoding
US6865531B1 (en) * 1999-07-01 2005-03-08 Koninklijke Philips Electronics N.V. Speech processing system for processing a degraded speech signal
JP2003503760A (ja) * 1999-07-02 2003-01-28 テラブス オペレーションズ，インコーポレイティド 圧縮音声の符号領域適応レベル制御
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
JP4619549B2 (ja) * 2000-01-11 2011-01-26 パナソニック株式会社 マルチモード音声復号化装置及びマルチモード音声復号化方法
JP4510977B2 (ja) * 2000-02-10 2010-07-28 三菱電機株式会社 音声符号化方法および音声復号化方法とその装置
FR2813722B1 (fr) * 2000-09-05 2003-01-24 France Telecom Procede et dispositif de dissimulation d'erreurs et systeme de transmission comportant un tel dispositif
JP3404016B2 (ja) * 2000-12-26 2003-05-06 三菱電機株式会社 音声符号化装置及び音声符号化方法
JP3404024B2 (ja) * 2001-02-27 2003-05-06 三菱電機株式会社 音声符号化方法および音声符号化装置
JP3566220B2 (ja) 2001-03-09 2004-09-15 三菱電機株式会社 音声符号化装置、音声符号化方法、音声復号化装置及び音声復号化方法
KR100467326B1 (ko) * 2002-12-09 2005-01-24 학교법인연세대학교 추가 비트 할당 기법을 이용한 음성 부호화 및 복호화를위한 송수신기
US20040244310A1 (en) * 2003-03-28 2004-12-09 Blumberg Marvin R. Data center
CN101176147B (zh) * 2005-05-13 2011-05-18 松下电器产业株式会社 语音编码装置以及频谱变形方法
JPWO2007129726A1 (ja) * 2006-05-10 2009-09-17 パナソニック株式会社 音声符号化装置及び音声符号化方法
US8712766B2 (en) * 2006-05-16 2014-04-29 Motorola Mobility Llc Method and system for coding an information signal using closed loop adaptive bit allocation
RU2462769C2 (ru) * 2006-10-24 2012-09-27 Войсэйдж Корпорейшн Способ и устройство кодирования кадров перехода в речевых сигналах
SG166095A1 (en) * 2006-11-10 2010-11-29 Panasonic Corp Parameter decoding device, parameter encoding device, and parameter decoding method
EP2099025A4 (en) * 2006-12-14 2010-12-22 Panasonic Corp AUDIOCODING DEVICE AND AUDIOCODING METHOD
US8160872B2 (en) * 2007-04-05 2012-04-17 Texas Instruments Incorporated Method and apparatus for layered code-excited linear prediction speech utilizing linear prediction excitation corresponding to optimal gains
WO2009114656A1 (en) * 2008-03-14 2009-09-17 Dolby Laboratories Licensing Corporation Multimode coding of speech-like and non-speech-like signals
US9056697B2 (en) * 2008-12-15 2015-06-16 Exopack, Llc Multi-layered bags and methods of manufacturing the same
US8649456B2 (en) 2009-03-12 2014-02-11 Futurewei Technologies, Inc. System and method for channel information feedback in a wireless communications system
US8675627B2 (en) * 2009-03-23 2014-03-18 Futurewei Technologies, Inc. Adaptive precoding codebooks for wireless communications
US9070356B2 (en) * 2012-04-04 2015-06-30 Google Technology Holdings LLC Method and apparatus for generating a candidate code-vector to code an informational signal
US9208798B2 (en) 2012-04-09 2015-12-08 Board Of Regents, The University Of Texas System Dynamic control of voice codec data rate
CA3210225A1 (en) 2012-11-15 2014-05-22 Ntt Docomo, Inc. Audio coding device, audio coding method, audio coding program, audio decoding device, audio decoding method, and audio decoding program
PL3008726T3 (pl) 2013-06-10 2018-01-31 Fraunhofer Ges Forschung Urządzenie i sposób kodowania obwiedni sygnału audio, przetwarzania i dekodowania przez modelowanie reprezentacji sumy skumulowanej z zastosowaniem kwantyzacji i kodowania rozkładu
EP3779982B1 (en) 2013-10-18 2025-07-16 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Concept of encoding an audio signal and decoding an audio signal using deterministic and noise like information
KR101849613B1 (ko) 2013-10-18 2018-04-18 프라운호퍼 게젤샤프트 쭈르 푀르데룽 데어 안겐반텐 포르슝 에. 베. 스피치 관련 스펙트럼 정형 정보를 사용하는 오디오 신호의 인코딩 및 오디오 신호의 디코딩을 위한 개념
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
KR101870947B1 (ko) 2014-05-01 2018-06-25 니폰 덴신 덴와 가부시끼가이샤 부호화 장치, 복호 장치 및 그 방법, 프로그램, 기록 매체
US9934790B2 (en) * 2015-07-31 2018-04-03 Apple Inc. Encoded audio metadata-based equalization
JP6759927B2 (ja) * 2016-09-23 2020-09-23 富士通株式会社 発話評価装置、発話評価方法、および発話評価プログラム
JP6791258B2 (ja) * 2016-11-07 2020-11-25 ヤマハ株式会社 音声合成方法、音声合成装置およびプログラム
US10878831B2 (en) 2017-01-12 2020-12-29 Qualcomm Incorporated Characteristic-based speech codebook selection
JP6514262B2 (ja) * 2017-04-18 2019-05-15 ローランドディー．ジー．株式会社 インクジェットプリンタおよび印刷方法
CN112201270B (zh) * 2020-10-26 2023-05-23 平安科技（深圳）有限公司 语音噪声的处理方法、装置、计算机设备及存储介质
EP4053750A1 (en) * 2021-03-04 2022-09-07 Tata Consultancy Services Limited Method and system for time series data prediction based on seasonal lags

Family Cites Families (63)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0197294A (ja) 1987-10-06 1989-04-14 Piran Mirton 木材パルプ等の精製機
CA2019801C (en) 1989-06-28 1994-05-31 Tomohiko Taniguchi System for speech coding and an apparatus for the same
JPH0333900A (ja) * 1989-06-30 1991-02-14 Fujitsu Ltd 音声符号化方式
US5261027A (en) * 1989-06-28 1993-11-09 Fujitsu Limited Code excited linear prediction speech coding system
JP2940005B2 (ja) * 1989-07-20 1999-08-25 日本電気株式会社 音声符号化装置
CA2021514C (en) * 1989-09-01 1998-12-15 Yair Shoham Constrained-stochastic-excitation coding
US5754976A (en) * 1990-02-23 1998-05-19 Universite De Sherbrooke Algebraic codebook with signal-selected pulse amplitude/position combinations for fast coding of speech
JPH0451200A (ja) * 1990-06-18 1992-02-19 Fujitsu Ltd 音声符号化方式
US5293449A (en) * 1990-11-23 1994-03-08 Comsat Corporation Analysis-by-synthesis 2,4 kbps linear predictive speech codec
JP2776050B2 (ja) 1991-02-26 1998-07-16 日本電気株式会社 音声符号化方式
US5680508A (en) * 1991-05-03 1997-10-21 Itt Corporation Enhancement of speech coding in background noise for low-rate speech coder
US5396576A (en) * 1991-05-22 1995-03-07 Nippon Telegraph And Telephone Corporation Speech coding and decoding methods using adaptive and random code books
JPH05232994A (ja) 1992-02-25 1993-09-10 Oki Electric Ind Co Ltd 統計コードブック
JP3297749B2 (ja) 1992-03-18 2002-07-02 ソニー株式会社 符号化方法
JPH05265496A (ja) * 1992-03-18 1993-10-15 Hitachi Ltd 複数のコードブックを有する音声符号化方法
US5495555A (en) * 1992-06-01 1996-02-27 Hughes Aircraft Company High quality low bit rate celp-based speech codec
DE69328399T2 (de) * 1992-09-30 2000-10-19 Hudson Soft Co. Ltd., Sapporo Sprachdaten-Verarbeitung
CA2108623A1 (en) * 1992-11-02 1994-05-03 Yi-Sheng Wang Adaptive pitch pulse enhancer and method for use in a codebook excited linear prediction (celp) search loop
JP2746033B2 (ja) * 1992-12-24 1998-04-28 日本電気株式会社 音声復号化装置
SG43128A1 (en) * 1993-06-10 1997-10-17 Oki Electric Ind Co Ltd Code excitation linear predictive (celp) encoder and decoder
JP2624130B2 (ja) 1993-07-29 1997-06-25 日本電気株式会社 音声符号化方式
JPH0749700A (ja) 1993-08-09 1995-02-21 Fujitsu Ltd Ｃｅｌｐ型音声復号器
CA2154911C (en) * 1994-08-02 2001-01-02 Kazunori Ozawa Speech coding device
JPH0869298A (ja) 1994-08-29 1996-03-12 Olympus Optical Co Ltd 再生装置
JP3557662B2 (ja) * 1994-08-30 2004-08-25 ソニー株式会社 音声符号化方法及び音声復号化方法、並びに音声符号化装置及び音声復号化装置
JPH08102687A (ja) * 1994-09-29 1996-04-16 Yamaha Corp 音声送受信方式
JPH08110800A (ja) 1994-10-12 1996-04-30 Fujitsu Ltd Ａ−ｂ−Ｓ法による高能率音声符号化方式
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
JPH08179796A (ja) * 1994-12-21 1996-07-12 Sony Corp 音声符号化方法
JP3292227B2 (ja) 1994-12-28 2002-06-17 日本電信電話株式会社 符号励振線形予測音声符号化方法及びその復号化方法
EP0944038B1 (en) * 1995-01-17 2001-09-12 Nec Corporation Speech encoder with features extracted from current and previous frames
KR0181028B1 (ko) 1995-03-20 1999-05-01 배순훈 분류 디바이스를 갖는 개선된 비디오 신호 부호화 시스템
JPH08328598A (ja) 1995-05-26 1996-12-13 Sanyo Electric Co Ltd 音声符号化・復号化装置
US5864797A (en) 1995-05-30 1999-01-26 Sanyo Electric Co., Ltd. Pitch-synchronous speech coding by applying multiple analysis to select and align a plurality of types of code vectors
JP3515216B2 (ja) 1995-05-30 2004-04-05 三洋電機株式会社 音声符号化装置
JPH0922299A (ja) * 1995-07-07 1997-01-21 Kokusai Electric Co Ltd 音声符号化通信方式
US5819215A (en) * 1995-10-13 1998-10-06 Dobson; Kurt Method and apparatus for wavelet based data compression having adaptive bit rate control for compression of digital audio or other sensory data
JP3680380B2 (ja) * 1995-10-26 2005-08-10 ソニー株式会社 音声符号化方法及び装置
EP0773533B1 (en) 1995-11-09 2000-04-26 Nokia Mobile Phones Ltd. Method of synthesizing a block of a speech signal in a CELP-type coder
FI100840B (fi) * 1995-12-12 1998-02-27 Nokia Mobile Phones Ltd Kohinanvaimennin ja menetelmä taustakohinan vaimentamiseksi kohinaises ta puheesta sekä matkaviestin
JP4063911B2 (ja) 1996-02-21 2008-03-19 松下電器産業株式会社 音声符号化装置
JPH09281997A (ja) * 1996-04-12 1997-10-31 Olympus Optical Co Ltd 音声符号化装置
GB2312360B (en) 1996-04-12 2001-01-24 Olympus Optical Co Voice signal coding apparatus
JP3094908B2 (ja) 1996-04-17 2000-10-03 日本電気株式会社 音声符号化装置
KR100389895B1 (ko) * 1996-05-25 2003-11-28 삼성전자주식회사 음성 부호화 및 복호화방법 및 그 장치
JP3364825B2 (ja) 1996-05-29 2003-01-08 三菱電機株式会社 音声符号化装置および音声符号化復号化装置
JPH1020891A (ja) * 1996-07-09 1998-01-23 Sony Corp 音声符号化方法及び装置
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
JP3174742B2 (ja) 1997-02-19 2001-06-11 松下電器産業株式会社 Ｃｅｌｐ型音声復号化装置及びｃｅｌｐ型音声復号化方法
EP0992981B1 (en) 1996-11-07 2001-11-28 Matsushita Electric Industrial Co., Ltd Excitation Method Generator and Excitation Vector Generating Method
US5867289A (en) * 1996-12-24 1999-02-02 International Business Machines Corporation Fault detection for all-optical add-drop multiplexer
SE9700772D0 (sv) * 1997-03-03 1997-03-03 Ericsson Telefon Ab L M A high resolution post processing method for a speech decoder
US6167375A (en) * 1997-03-17 2000-12-26 Kabushiki Kaisha Toshiba Method for encoding and decoding a speech signal including background noise
CA2202025C (en) 1997-04-07 2003-02-11 Tero Honkanen Instability eradicating method and device for analysis-by-synthesis speeech codecs
US6029125A (en) 1997-09-02 2000-02-22 Telefonaktiebolaget L M Ericsson, (Publ) Reducing sparseness in coded speech signals
US6058359A (en) * 1998-03-04 2000-05-02 Telefonaktiebolaget L M Ericsson Speech coding including soft adaptability feature
JPH11119800A (ja) 1997-10-20 1999-04-30 Fujitsu Ltd 音声符号化復号化方法及び音声符号化復号化装置
EP1596368B1 (en) * 1997-12-24 2007-05-23 Mitsubishi Denki Kabushiki Kaisha Method and apparatus for speech decoding
US6415252B1 (en) * 1998-05-28 2002-07-02 Motorola, Inc. Method and apparatus for coding and decoding speech
US6453289B1 (en) * 1998-07-24 2002-09-17 Hughes Electronics Corporation Method of noise reduction for speech codecs
US6104992A (en) * 1998-08-24 2000-08-15 Conexant Systems, Inc. Adaptive gain reduction to produce fixed codebook target signal
US6385573B1 (en) * 1998-08-24 2002-05-07 Conexant Systems, Inc. Adaptive tilt compensation for synthesized speech residual
ITMI20011454A1 (it) 2001-07-09 2003-01-09 Cadif Srl Procedimento impianto e nastro a base di bitume polimero per il riscaldamento superficiale ed ambiantale delle strutture e delle infrastrutt

Also Published As

Publication number Publication date
KR20010033539A (ko) 2001-04-25
EP2154681A2 (en) 2010-02-17
KR100373614B1 (ko) 2003-02-26
EP2154680B1 (en) 2017-06-28
US7937267B2 (en) 2011-05-03
US20050171770A1 (en) 2005-08-04
CN1494055A (zh) 2004-05-05
CA2722196A1 (en) 1999-07-08
US20120150535A1 (en) 2012-06-14
US7092885B1 (en) 2006-08-15
US9852740B2 (en) 2017-12-26
EP2154680A2 (en) 2010-02-17
US8447593B2 (en) 2013-05-21
EP2154679B1 (en) 2016-09-14
JP2009134303A (ja) 2009-06-18
CA2315699A1 (en) 1999-07-08
US7747441B2 (en) 2010-06-29
CA2636552C (en) 2011-03-01
US20110172995A1 (en) 2011-07-14
CN1658282A (zh) 2005-08-24
EP2154679A3 (en) 2011-12-21
JP3346765B2 (ja) 2002-11-18
EP1052620A4 (en) 2002-08-21
EP1596368A2 (en) 2005-11-16
US20160163325A1 (en) 2016-06-09
US8688439B2 (en) 2014-04-01
NO323734B1 (no) 2007-07-02
US8190428B2 (en) 2012-05-29
CN1143268C (zh) 2004-03-24
US20080065394A1 (en) 2008-03-13
NO20003321L (no) 2000-06-23
US20140180696A1 (en) 2014-06-26
EP1686563A2 (en) 2006-08-02
CA2636552A1 (en) 1999-07-08
EP1686563A3 (en) 2007-02-07
US20080065385A1 (en) 2008-03-13
CA2315699C (en) 2004-11-02
US20070118379A1 (en) 2007-05-24
US20080071524A1 (en) 2008-03-20
EP1596368B1 (en) 2007-05-23
NO20035109D0 (no) 2003-11-17
EP1426925A1 (en) 2004-06-09
DE69837822D1 (de) 2007-07-05
US9263025B2 (en) 2016-02-16
US8352255B2 (en) 2013-01-08
US7383177B2 (en) 2008-06-03
EP1596367A2 (en) 2005-11-16
CA2636684A1 (en) 1999-07-08
NO20040046L (no) 2000-06-23
EP2154680A3 (en) 2011-12-21
US20130204615A1 (en) 2013-08-08
CN1283298A (zh) 2001-02-07
EP1596368A3 (en) 2006-03-15
DE69736446D1 (de) 2006-09-14
US7747432B2 (en) 2010-06-29
US20090094025A1 (en) 2009-04-09
DE69825180D1 (de) 2004-08-26
JP4916521B2 (ja) 2012-04-11
DE69736446T2 (de) 2007-03-29
AU732401B2 (en) 2001-04-26
US7363220B2 (en) 2008-04-22
US20080071527A1 (en) 2008-03-20
IL136722A0 (en) 2001-06-14
US7747433B2 (en) 2010-06-29
DE69825180T2 (de) 2005-08-11
US20050256704A1 (en) 2005-11-17
EP1052620B1 (en) 2004-07-21
EP1426925B1 (en) 2006-08-02
US20080071526A1 (en) 2008-03-20
CA2636684C (en) 2009-08-18
DE69837822T2 (de) 2008-01-31
US20080071525A1 (en) 2008-03-20
EP2154681A3 (en) 2011-12-21
AU1352699A (en) 1999-07-19
EP1596367A3 (en) 2006-02-15
CN100583242C (zh) 2010-01-20
EP2154679A2 (en) 2010-02-17
US20080065375A1 (en) 2008-03-13
NO20035109L (no) 2000-06-23
EP1052620A1 (en) 2000-11-15
CA2722196C (en) 2014-10-21
CN1737903A (zh) 2006-02-22
WO1999034354A1 (fr) 1999-07-08
CN1790485A (zh) 2006-06-21
US20130024198A1 (en) 2013-01-24
US7742917B2 (en) 2010-06-22

Similar Documents

Publication Publication Date Title
NO20040046L (no) Fremgangsmate for talekoding, fremgangsmate for taledekoding, samt deres apparater
DE69828725D1 (de) Einrichtung zur Sprachkodierung und -dekodierung
DE69734837D1 (de) Sprachkodierer, sprachdekodierer, sprachkodierungsmethode und sprachdekodierungsmethode
SG101517A1 (en) Multimode speech coding apparatus and decoding apparatus
DE69841897D1 (de) Bearbeitungsanlage, bearbeitungsverfahren, spleissungsanlage, spleissungsverfahren, kodieranlage und kodierverfahren
DE60045676D1 (de) Kodierungsvorrichtung und -Verfahren
DK0894040T3 (da) Barberingssystem og fremgangsmåde
DE69814517D1 (de) Sprachkodierung
BR9907665B1 (pt) Método e aparelho para codificar e decodificar o sinal de voz
DE69515461D1 (de) Simplifiziertes strichkodedekodierverfahren
TR199800315A3 (tr) Bilgi kodlama ve bilgi kodu çözme yöntemi/cihazi.
DE69932958D1 (de) Verlustfreies Dekodierungsverfahren
DE69712383D1 (de) Dekodierungsvorrichtung
FI980298A7 (fi) Dekoodausmenetelmä, puheen koodauksen käsittely-yksikkö ja verkkoeleme ntti
DE69832358D1 (de) Verfahren zur Sprachkodierung und -dekodierung
DK33698A (da) Adaptiv kodningsfremgangsmåde
DE69918898D1 (de) Vorrichtung zur Sprachkodierung und -dekodierung
DE69712234D1 (de) Kodierungsverfahren und -gerät
DE69708365D1 (de) Zeichenerkennungsmethode
DE69720855D1 (de) Vorrichtung zur Kodierung und Dekodierung von Sprache
DE69521191D1 (de) Kodier- und Dekodiervorrichtung und -verfahren
FI971373L (fi) Vektorikoodausmenetelmä, sitä käyttävä kooderi ja dekooderi
SG86996A1 (en) Buffer control method, and decoding apparatus performing buffer control
DE69916726D1 (de) Kodierungsvorrichtung und -Verfahren
DE69702261D1 (de) Sprachkodierung

Legal Events

Date Code Title Description
FC2A Withdrawal, rejection or dismissal of laid open patent application