EP0449043A3 - Method and apparatus for speech digitizing - Google Patents

Method and apparatus for speech digitizing Download PDF

Info

Publication number
EP0449043A3
EP0449043A3 EP19910103907 EP91103907A EP0449043A3 EP 0449043 A3 EP0449043 A3 EP 0449043A3 EP 19910103907 EP19910103907 EP 19910103907 EP 91103907 A EP91103907 A EP 91103907A EP 0449043 A3 EP0449043 A3 EP 0449043A3
Authority
EP
European Patent Office
Prior art keywords
digitizing
speech
speech digitizing
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.)
Ceased
Application number
EP19910103907
Other languages
German (de)
Other versions
EP0449043A2 (en
Inventor
Arthur Schaub
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.)
Ascom Zelcom AG
Original Assignee
Ascom Zelcom AG
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 Ascom Zelcom AG filed Critical Ascom Zelcom AG
Publication of EP0449043A2 publication Critical patent/EP0449043A2/en
Publication of EP0449043A3 publication Critical patent/EP0449043A3/en
Ceased legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; 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
    • G10L19/06—Determination or coding of the spectral characteristics, e.g. of the short-term prediction coefficients
EP19910103907 1990-03-22 1991-03-14 Method and apparatus for speech digitizing Ceased EP0449043A3 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CH95690A CH680030A5 (en) 1990-03-22 1990-03-22
CH956/90 1990-03-22

Publications (2)

Publication Number Publication Date
EP0449043A2 EP0449043A2 (en) 1991-10-02
EP0449043A3 true EP0449043A3 (en) 1992-04-29

Family

ID=4199089

Family Applications (1)

Application Number Title Priority Date Filing Date
EP19910103907 Ceased EP0449043A3 (en) 1990-03-22 1991-03-14 Method and apparatus for speech digitizing

Country Status (3)

Country Link
EP (1) EP0449043A3 (en)
CH (1) CH680030A5 (en)
FI (1) FI911010A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3432822B2 (en) * 1991-06-11 2003-08-04 クゥアルコム・インコーポレイテッド Variable speed vocoder
FI964975A (en) * 1996-12-12 1998-06-13 Nokia Mobile Phones Ltd Speech coding method and apparatus

Non-Patent Citations (3)

* Cited by examiner, † Cited by third party
Title
ICASSP '88, (1988 INTERNATIONAL CONFERENCE ON ACOUSTICS, SPEECH, AND SIGNAL PROCESSING, 11. - 14. April 1988), Band 1, Seiten 631-634, IEEE, New York, US; D.J. ZARKADIS et al.: "A 16kb/s APC system with adaptive postfilter and evaluation of its performence" *
ICASSP '89, (1989 INTERNATIONAL CONFERENCE ON ACOUSTICS, SPEE CH, AND SIGNAL PROCESSING, Glasgow, 23. - 26. Mai 1989), Band 1, Seiten 156-159, IEEE, New York, US; T. TANIGUCHI et al.: "Multimode coding: Application to CELP" *
ICC '87, (IEEE INTERNATIONAL CONFERENCE ON COMMUNICATIONS '87, Seattle, Washington, 7. - 10. Juni 1987), Band 1, Seiten 418-424, IEEE, New York, US; Y. YATSUZUKA et al.: "Hardware implementation of 9.6/16 kbit/s APC-MLQ speech codec and its applications for mobile satellite communications" *

Also Published As

Publication number Publication date
EP0449043A2 (en) 1991-10-02
CH680030A5 (en) 1992-05-29
FI911010A (en) 1991-09-23
FI911010A0 (en) 1991-02-28

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