DE3467946D1 - Method of generating an excitation signal for a channel or linear prediction vocoder, and excitation signal generator therefor - Google Patents

Method of generating an excitation signal for a channel or linear prediction vocoder, and excitation signal generator therefor

Info

Publication number
DE3467946D1
DE3467946D1 DE8484400915T DE3467946T DE3467946D1 DE 3467946 D1 DE3467946 D1 DE 3467946D1 DE 8484400915 T DE8484400915 T DE 8484400915T DE 3467946 T DE3467946 T DE 3467946T DE 3467946 D1 DE3467946 D1 DE 3467946D1
Authority
DE
Germany
Prior art keywords
excitation signal
linear prediction
channel
generating
signal generator
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
Application number
DE8484400915T
Other languages
English (en)
Inventor
Jean-Frederic Zurcher
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.)
ZURCHER JEAN FREDERIC
Original Assignee
ZURCHER JEAN FREDERIC
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 ZURCHER JEAN FREDERIC filed Critical ZURCHER JEAN FREDERIC
Application granted granted Critical
Publication of DE3467946D1 publication Critical patent/DE3467946D1/de
Expired 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
    • 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
    • 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
    • G10L19/02—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 spectral analysis, e.g. transform vocoders or subband vocoders

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Signal Processing (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Computational Linguistics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
  • Measuring Or Testing Involving Enzymes Or Micro-Organisms (AREA)
DE8484400915T 1983-05-09 1984-05-04 Method of generating an excitation signal for a channel or linear prediction vocoder, and excitation signal generator therefor Expired DE3467946D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8307712A FR2545966B1 (fr) 1983-05-09 1983-05-09 Procede d'elaboration d'un signal d'excitation pour synthetiseur de parole a canaux ou a prediction lineaire et generateur de signal d'excitation pour un tel synthetiseur

Publications (1)

Publication Number Publication Date
DE3467946D1 true DE3467946D1 (en) 1988-01-14

Family

ID=9288713

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8484400915T Expired DE3467946D1 (en) 1983-05-09 1984-05-04 Method of generating an excitation signal for a channel or linear prediction vocoder, and excitation signal generator therefor

Country Status (3)

Country Link
EP (1) EP0128065B1 (de)
DE (1) DE3467946D1 (de)
FR (1) FR2545966B1 (de)

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1079118B (de) * 1958-04-11 1960-04-07 Siemens Ag Verfahren zur elektrischen Nachrichtenuebertragung unter Frequenzbandpressung
FR1602217A (de) * 1968-12-16 1970-10-26
DE2062680A1 (de) * 1970-12-19 1972-06-29 Licentia Gmbh Synthetisator für Sprachsignale
DE2435057B2 (de) * 1973-10-18 1975-09-11 Hewlett-Packard Ltd., South Queensferry, West Lothian (Grossbritannien) Schaltungsanordnung zum Synchronisieren und/oder erneuten Auslösen eines Generators zum Erzeugen einer Folge von pseudozufälligen Binärsignalen
FR2252799A5 (en) * 1973-11-26 1975-06-20 Commissariat Energie Atomique Automatic recording and synthesis of speech - uses time interval sectioner for speech amplitude signals with analogue-digital-analogue conversion

Also Published As

Publication number Publication date
FR2545966A1 (fr) 1984-11-16
EP0128065B1 (de) 1987-12-02
EP0128065A1 (de) 1984-12-12
FR2545966B1 (fr) 1986-02-21

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee