DK0676744T3 - Estimering af exciteringsparametre - Google Patents

Estimering af exciteringsparametre

Info

Publication number
DK0676744T3
DK0676744T3 DK95302290T DK95302290T DK0676744T3 DK 0676744 T3 DK0676744 T3 DK 0676744T3 DK 95302290 T DK95302290 T DK 95302290T DK 95302290 T DK95302290 T DK 95302290T DK 0676744 T3 DK0676744 T3 DK 0676744T3
Authority
DK
Denmark
Prior art keywords
estimation
excitation parameters
excitation
parameters
Prior art date
Application number
DK95302290T
Other languages
Danish (da)
English (en)
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
Application granted granted Critical
Publication of DK0676744T3 publication Critical patent/DK0676744T3/da

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)
DK95302290T 1994-04-04 1995-04-04 Estimering af exciteringsparametre DK0676744T3 (da)

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 (1)

Publication Number Publication Date
DK0676744T3 true DK0676744T3 (da) 2000-12-18

Family

ID=22830914

Family Applications (1)

Application Number Title Priority Date Filing Date
DK95302290T DK0676744T3 (da) 1994-04-04 1995-04-04 Estimering af exciteringsparametre

Country Status (9)

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

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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
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
GB2466201B (en) * 2008-12-10 2012-07-11 Skype Ltd 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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Also Published As

Publication number Publication date
NO308635B1 (no) 2000-10-02
NO951287L (no) 1995-10-05
KR950034055A (ko) 1995-12-26
KR100367202B1 (ko) 2003-03-04
JPH0844394A (ja) 1996-02-16
CN1113333C (zh) 2003-07-02
EP0676744B1 (fr) 2000-08-23
CN1118914A (zh) 1996-03-20
JP4100721B2 (ja) 2008-06-11
EP0676744A1 (fr) 1995-10-11
CA2144823A1 (fr) 1995-10-05
US5715365A (en) 1998-02-03
DE69518454D1 (de) 2000-09-28
DE69518454T2 (de) 2001-04-12
CA2144823C (fr) 2006-01-17
NO951287D0 (no) 1995-04-03

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