NO308635B1 - Estimering av eksitasjonsparametere - Google Patents

Estimering av eksitasjonsparametere

Info

Publication number
NO308635B1
NO308635B1 NO951287A NO951287A NO308635B1 NO 308635 B1 NO308635 B1 NO 308635B1 NO 951287 A NO951287 A NO 951287A NO 951287 A NO951287 A NO 951287A NO 308635 B1 NO308635 B1 NO 308635B1
Authority
NO
Norway
Prior art keywords
estimation
excitation parameters
excitation
parameters
Prior art date
Application number
NO951287A
Other languages
English (en)
Norwegian (no)
Other versions
NO951287D0 (no
NO951287L (no
Inventor
Daniel Wayne Griffin
Jae S Lim
Original Assignee
Digital Voice Systems Inc
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 Digital Voice Systems Inc filed Critical Digital Voice Systems Inc
Publication of NO951287D0 publication Critical patent/NO951287D0/no
Publication of NO951287L publication Critical patent/NO951287L/no
Publication of NO308635B1 publication Critical patent/NO308635B1/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
    • 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
    • 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 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
    • G10L19/087—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters using mixed excitation models, e.g. MELP, MBE, split band LPC or HVXC
    • 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
    • G10L25/03—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 characterised by the type of extracted parameters
    • G10L25/18—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 characterised by the type of extracted parameters the extracted parameters being spectral information of each sub-band
    • 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
    • G10L25/03—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 characterised by the type of extracted parameters
    • G10L25/21—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 characterised by the type of extracted parameters the extracted parameters being power information

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)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
NO951287A 1994-04-04 1995-04-03 Estimering av eksitasjonsparametere NO308635B1 (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/222,119 US5715365A (en) 1994-04-04 1994-04-04 Estimation of excitation parameters

Publications (3)

Publication Number Publication Date
NO951287D0 NO951287D0 (no) 1995-04-03
NO951287L NO951287L (no) 1995-10-05
NO308635B1 true NO308635B1 (no) 2000-10-02

Family

ID=22830914

Family Applications (1)

Application Number Title Priority Date Filing Date
NO951287A NO308635B1 (no) 1994-04-04 1995-04-03 Estimering av eksitasjonsparametere

Country Status (9)

Country Link
US (1) US5715365A (de)
EP (1) EP0676744B1 (de)
JP (1) JP4100721B2 (de)
KR (1) KR100367202B1 (de)
CN (1) CN1113333C (de)
CA (1) CA2144823C (de)
DE (1) DE69518454T2 (de)
DK (1) DK0676744T3 (de)
NO (1) NO308635B1 (de)

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US5774837A (en) * 1995-09-13 1998-06-30 Voxware, Inc. Speech coding system and method using voicing probability determination
JP3266819B2 (ja) * 1996-07-30 2002-03-18 株式会社エイ・ティ・アール人間情報通信研究所 周期信号変換方法、音変換方法および信号分析方法
JP4121578B2 (ja) * 1996-10-18 2008-07-23 ソニー株式会社 音声分析方法、音声符号化方法および装置
US5839098A (en) 1996-12-19 1998-11-17 Lucent Technologies Inc. Speech coder methods and systems
US6070137A (en) * 1998-01-07 2000-05-30 Ericsson Inc. Integrated frequency-domain voice coding using an adaptive spectral enhancement filter
US6192335B1 (en) * 1998-09-01 2001-02-20 Telefonaktieboiaget Lm Ericsson (Publ) Adaptive combining of multi-mode coding for voiced speech and noise-like signals
US6604071B1 (en) * 1999-02-09 2003-08-05 At&T Corp. Speech enhancement with gain limitations based on speech activity
US6253171B1 (en) * 1999-02-23 2001-06-26 Comsat Corporation Method of determining the voicing probability of speech signals
US6975984B2 (en) * 2000-02-08 2005-12-13 Speech Technology And Applied Research Corporation Electrolaryngeal speech enhancement for telephony
US20030135374A1 (en) * 2002-01-16 2003-07-17 Hardwick John C. Speech synthesizer
US7970606B2 (en) 2002-11-13 2011-06-28 Digital Voice Systems, Inc. Interoperable vocoder
US7634399B2 (en) * 2003-01-30 2009-12-15 Digital Voice Systems, Inc. Voice transcoder
US8359197B2 (en) * 2003-04-01 2013-01-22 Digital Voice Systems, Inc. Half-rate vocoder
US7698949B2 (en) * 2005-09-09 2010-04-20 The Boeing Company Active washers for monitoring bolted joints
KR100735343B1 (ko) * 2006-04-11 2007-07-04 삼성전자주식회사 음성신호의 피치 정보 추출장치 및 방법
US8036886B2 (en) * 2006-12-22 2011-10-11 Digital Voice Systems, Inc. Estimation of pulsed speech model parameters
GB2466201B (en) * 2008-12-10 2012-07-11 Skype Ltd Regeneration of wideband speech
GB0822537D0 (en) * 2008-12-10 2009-01-14 Skype Ltd Regeneration of wideband speech
US9947340B2 (en) 2008-12-10 2018-04-17 Skype Regeneration of wideband speech
US8600737B2 (en) 2010-06-01 2013-12-03 Qualcomm Incorporated Systems, methods, apparatus, and computer program products for wideband speech coding
JP5552988B2 (ja) * 2010-09-27 2014-07-16 富士通株式会社 音声帯域拡張装置および音声帯域拡張方法
US11295751B2 (en) * 2019-09-20 2022-04-05 Tencent America LLC Multi-band synchronized neural vocoder
US11270714B2 (en) 2020-01-08 2022-03-08 Digital Voice Systems, Inc. Speech coding using time-varying interpolation
US11990144B2 (en) 2021-07-28 2024-05-21 Digital Voice Systems, Inc. Reducing perceived effects of non-voice data in digital speech

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US3982070A (en) * 1974-06-05 1976-09-21 Bell Telephone Laboratories, Incorporated Phase vocoder speech synthesis system
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US3995116A (en) * 1974-11-18 1976-11-30 Bell Telephone Laboratories, Incorporated Emphasis controlled speech synthesizer
US4004096A (en) * 1975-02-18 1977-01-18 The United States Of America As Represented By The Secretary Of The Army Process for extracting pitch information
JPS6051720B2 (ja) * 1975-08-22 1985-11-15 日本電信電話株式会社 音声の基本周期抽出装置
US4091237A (en) * 1975-10-06 1978-05-23 Lockheed Missiles & Space Company, Inc. Bi-Phase harmonic histogram pitch extractor
US4015088A (en) * 1975-10-31 1977-03-29 Bell Telephone Laboratories, Incorporated Real-time speech analyzer
JPS597120B2 (ja) * 1978-11-24 1984-02-16 日本電気株式会社 音声分析装置
FR2494017B1 (fr) * 1980-11-07 1985-10-25 Thomson Csf Procede de detection de la frequence de melodie dans un signal de parole et dispositif destine a la mise en oeuvre de ce procede
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FR2544901B1 (fr) * 1983-04-20 1986-02-21 Zurcher Jean Frederic Vocodeur a canaux muni de moyens de compensation des modulations parasites du signal de parole synthetise
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Also Published As

Publication number Publication date
JPH0844394A (ja) 1996-02-16
EP0676744B1 (de) 2000-08-23
DE69518454T2 (de) 2001-04-12
JP4100721B2 (ja) 2008-06-11
CA2144823C (en) 2006-01-17
NO951287D0 (no) 1995-04-03
KR950034055A (ko) 1995-12-26
US5715365A (en) 1998-02-03
DE69518454D1 (de) 2000-09-28
EP0676744A1 (de) 1995-10-11
CA2144823A1 (en) 1995-10-05
CN1118914A (zh) 1996-03-20
KR100367202B1 (ko) 2003-03-04
NO951287L (no) 1995-10-05
DK0676744T3 (da) 2000-12-18
CN1113333C (zh) 2003-07-02

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