DE69724819D1 - Sprachkodier- und dekodiersystem - Google Patents

Sprachkodier- und dekodiersystem

Info

Publication number
DE69724819D1
DE69724819D1 DE69724819T DE69724819T DE69724819D1 DE 69724819 D1 DE69724819 D1 DE 69724819D1 DE 69724819 T DE69724819 T DE 69724819T DE 69724819 T DE69724819 T DE 69724819T DE 69724819 D1 DE69724819 D1 DE 69724819D1
Authority
DE
Germany
Prior art keywords
speech
series
frame
reference sample
peaks
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Lifetime
Application number
DE69724819T
Other languages
English (en)
Inventor
Costas Xydeas
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Victoria University of Manchester
University of Manchester
Original Assignee
Victoria University of Manchester
University of Manchester
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 GBGB9614209.6A external-priority patent/GB9614209D0/en
Application filed by Victoria University of Manchester, University of Manchester filed Critical Victoria University of Manchester
Application granted granted Critical
Publication of DE69724819D1 publication Critical patent/DE69724819D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • 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
    • G10L25/00—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00
    • G10L25/90—Pitch determination 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
    • G10L19/10—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters the excitation function being a multipulse excitation
    • 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
    • G10L2025/937—Signal energy in various frequency bands
    • 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
    • G10L25/27—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 characterised by the analysis technique

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Multimedia (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Computational Linguistics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
  • Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
  • Telephonic Communication Services (AREA)
  • Aerials With Secondary Devices (AREA)
  • Optical Communication System (AREA)
DE69724819T 1996-07-05 1997-07-07 Sprachkodier- und dekodiersystem Expired - Lifetime DE69724819D1 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GBGB9614209.6A GB9614209D0 (en) 1996-07-05 1996-07-05 Speech synthesis system
US2181596P 1996-07-16 1996-07-16
PCT/GB1997/001831 WO1998001848A1 (en) 1996-07-05 1997-07-07 Speech synthesis system

Publications (1)

Publication Number Publication Date
DE69724819D1 true DE69724819D1 (de) 2003-10-16

Family

ID=26309651

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69724819T Expired - Lifetime DE69724819D1 (de) 1996-07-05 1997-07-07 Sprachkodier- und dekodiersystem

Country Status (7)

Country Link
EP (1) EP0950238B1 (de)
JP (1) JP2000514207A (de)
AT (1) ATE249672T1 (de)
AU (1) AU3452397A (de)
CA (1) CA2259374A1 (de)
DE (1) DE69724819D1 (de)
WO (1) WO1998001848A1 (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2784218B1 (fr) * 1998-10-06 2000-12-08 Thomson Csf Procede de codage de la parole a bas debit
GB2357683A (en) * 1999-12-24 2001-06-27 Nokia Mobile Phones Ltd Voiced/unvoiced determination for speech coding
GB2398981B (en) * 2003-02-27 2005-09-14 Motorola Inc Speech communication unit and method for synthesising speech therein
DE102004007184B3 (de) 2004-02-13 2005-09-22 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Verfahren und Vorrichtung zum Quantisieren eines Informationssignals
DE102004007191B3 (de) 2004-02-13 2005-09-01 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Audiocodierung
DE102004007200B3 (de) 2004-02-13 2005-08-11 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Audiocodierung
CN114519996B (zh) * 2022-04-20 2022-07-08 北京远鉴信息技术有限公司 一种语音合成类型的确定方法、装置、设备以及存储介质

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2670313A1 (fr) * 1990-12-11 1992-06-12 Thomson Csf Procede et dispositif pour l'evaluation de la periodicite et du voisement du signal de parole dans les vocodeurs a tres bas debit.
JP3093113B2 (ja) * 1994-09-21 2000-10-03 日本アイ・ビー・エム株式会社 音声合成方法及びシステム
KR19980702608A (ko) * 1995-03-07 1998-08-05 에버쉐드마이클 음성 합성기

Also Published As

Publication number Publication date
AU3452397A (en) 1998-02-02
EP0950238A1 (de) 1999-10-20
JP2000514207A (ja) 2000-10-24
WO1998001848A1 (en) 1998-01-15
ATE249672T1 (de) 2003-09-15
CA2259374A1 (en) 1998-01-15
EP0950238B1 (de) 2003-09-10

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Legal Events

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