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NO994405D0 - FremgangsmÕte og apparat for talekoding, dekoding, og talekoding/dekoding - Google Patents

FremgangsmÕte og apparat for talekoding, dekoding, og talekoding/dekoding

Info

Publication number
NO994405D0
NO994405D0 NO994405A NO994405A NO994405D0 NO 994405 D0 NO994405 D0 NO 994405D0 NO 994405 A NO994405 A NO 994405A NO 994405 A NO994405 A NO 994405A NO 994405 D0 NO994405 D0 NO 994405D0
Authority
NO
Norway
Prior art keywords
decoding
speech encoding
speech
encoding
Prior art date
Application number
NO994405A
Other languages
English (en)
Other versions
NO994405L (no
Inventor
Hirohisa Tasaki
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
Application filed by Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Publication of NO994405D0 publication Critical patent/NO994405D0/no
Publication of NO994405L publication Critical patent/NO994405L/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
    • G10L19/083—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
    • G10L13/00—Speech synthesis; Text to speech systems
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computational Linguistics (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
NO994405A 1997-03-12 1999-09-10 FremgangsmÕte og apparat for talekoding, dekoding, og talekoding/dekoding NO994405L (no)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP5721497 1997-03-12
PCT/JP1997/003366 WO1998040877A1 (en) 1997-03-12 1997-09-24 Voice encoder, voice decoder, voice encoder/decoder, voice encoding method, voice decoding method and voice encoding/decoding method

Publications (2)

Publication Number Publication Date
NO994405D0 true NO994405D0 (no) 1999-09-10
NO994405L NO994405L (no) 1999-09-13

Family

ID=13049285

Family Applications (1)

Application Number Title Priority Date Filing Date
NO994405A NO994405L (no) 1997-03-12 1999-09-10 FremgangsmÕte og apparat for talekoding, dekoding, og talekoding/dekoding

Country Status (10)

Country Link
US (1) US6408268B1 (no)
EP (1) EP1008982B1 (no)
JP (1) JP3523649B2 (no)
KR (1) KR100350340B1 (no)
CN (1) CN1252679C (no)
AU (1) AU733052B2 (no)
CA (1) CA2283187A1 (no)
DE (1) DE69734837T2 (no)
NO (1) NO994405L (no)
WO (1) WO1998040877A1 (no)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3824810B2 (ja) * 1998-09-01 2006-09-20 富士通株式会社 音声符号化方法、音声符号化装置、及び音声復号装置
JP3594854B2 (ja) 1999-11-08 2004-12-02 三菱電機株式会社 音声符号化装置及び音声復号化装置
USRE43209E1 (en) 1999-11-08 2012-02-21 Mitsubishi Denki Kabushiki Kaisha Speech coding apparatus and speech decoding apparatus
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
JP3582589B2 (ja) * 2001-03-07 2004-10-27 日本電気株式会社 音声符号化装置及び音声復号化装置
FI119955B (fi) * 2001-06-21 2009-05-15 Nokia Corp Menetelmä, kooderi ja laite puheenkoodaukseen synteesi-analyysi puhekoodereissa
JP4304360B2 (ja) * 2002-05-22 2009-07-29 日本電気株式会社 音声符号化復号方式間の符号変換方法および装置とその記憶媒体
KR100651712B1 (ko) * 2003-07-10 2006-11-30 학교법인연세대학교 광대역 음성 부호화기 및 그 방법과 광대역 음성 복호화기및 그 방법
WO2005020210A2 (en) * 2003-08-26 2005-03-03 Sarnoff Corporation Method and apparatus for adaptive variable bit rate audio encoding
KR100589446B1 (ko) * 2004-06-29 2006-06-14 학교법인연세대학교 음원의 위치정보를 포함하는 오디오 부호화/복호화 방법및 장치
US20100049508A1 (en) * 2006-12-14 2010-02-25 Panasonic Corporation Audio encoding device and audio encoding method
EP2118888A4 (en) * 2007-01-05 2010-04-21 Lg Electronics Inc METHOD AND DEVICE FOR PROCESSING AN AUDIO SIGNAL
JP4660496B2 (ja) * 2007-02-23 2011-03-30 三菱電機株式会社 音声符号化装置及び音声符号化方法
ES2404408T3 (es) * 2007-03-02 2013-05-27 Panasonic Corporation Dispositivo de codificación y método de codificación
GB2466671B (en) * 2009-01-06 2013-03-27 Skype Speech encoding
GB2466672B (en) * 2009-01-06 2013-03-13 Skype Speech coding
GB2466675B (en) 2009-01-06 2013-03-06 Skype Speech coding
GB2466674B (en) * 2009-01-06 2013-11-13 Skype Speech coding
GB2466673B (en) 2009-01-06 2012-11-07 Skype Quantization
GB2466670B (en) * 2009-01-06 2012-11-14 Skype Speech encoding
GB2466669B (en) * 2009-01-06 2013-03-06 Skype Speech coding
JP4907677B2 (ja) * 2009-01-29 2012-04-04 三菱電機株式会社 音声符号化装置及び音声符号化方法
US8452606B2 (en) * 2009-09-29 2013-05-28 Skype Speech encoding using multiple bit rates
CN111123272B (zh) * 2018-10-31 2022-02-22 无锡祥生医疗科技股份有限公司 单极系统的戈莱码编码激励方法和解码方法
US11777763B2 (en) * 2020-03-20 2023-10-03 Nantworks, LLC Selecting a signal phase in a communication system

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61134000A (ja) * 1984-12-05 1986-06-21 株式会社日立製作所 音声分析合成方式
JPH0782360B2 (ja) * 1989-10-02 1995-09-06 日本電信電話株式会社 音声分析合成方法
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
JP3074703B2 (ja) * 1990-06-27 2000-08-07 ソニー株式会社 マルチパルス符号化装置
JPH05273999A (ja) * 1992-03-30 1993-10-22 Hitachi Ltd 音声符号化方法
US5457783A (en) * 1992-08-07 1995-10-10 Pacific Communication Sciences, Inc. Adaptive speech coder having code excited linear prediction
JPH08123494A (ja) * 1994-10-28 1996-05-17 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これらに使用可能な位相振幅特性導出装置
JPH08179796A (ja) * 1994-12-21 1996-07-12 Sony Corp 音声符号化方法

Also Published As

Publication number Publication date
KR20000076153A (ko) 2000-12-26
DE69734837D1 (de) 2006-01-12
CN1249035A (zh) 2000-03-29
JP3523649B2 (ja) 2004-04-26
AU733052B2 (en) 2001-05-03
CN1252679C (zh) 2006-04-19
WO1998040877A1 (en) 1998-09-17
DE69734837T2 (de) 2006-08-24
EP1008982A1 (en) 2000-06-14
US6408268B1 (en) 2002-06-18
EP1008982B1 (en) 2005-12-07
EP1008982A4 (en) 2003-01-08
CA2283187A1 (en) 1998-09-17
AU4319697A (en) 1998-09-29
KR100350340B1 (ko) 2002-08-28
NO994405L (no) 1999-09-13

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