WO1997009712A3 - Procede et systeme de traitement de signaux auditifs - Google Patents
Procede et systeme de traitement de signaux auditifs Download PDFInfo
- Publication number
- WO1997009712A3 WO1997009712A3 PCT/DK1996/000370 DK9600370W WO9709712A3 WO 1997009712 A3 WO1997009712 A3 WO 1997009712A3 DK 9600370 W DK9600370 W DK 9600370W WO 9709712 A3 WO9709712 A3 WO 9709712A3
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- signal
- transient
- pulses
- energy changes
- abrupt energy
- Prior art date
Links
- 238000000034 method Methods 0.000 title abstract 3
- 230000001052 transient effect Effects 0.000 abstract 7
- 210000003477 cochlea Anatomy 0.000 abstract 1
- 238000012544 monitoring process Methods 0.000 abstract 1
- 210000005036 nerve Anatomy 0.000 abstract 1
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
- G10L15/00—Speech recognition
- G10L15/02—Feature extraction for speech recognition; Selection of recognition unit
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Computer Vision & Pattern Recognition (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)
- Measurement And Recording Of Electrical Phenomena And Electrical Characteristics Of The Living Body (AREA)
- Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
Abstract
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AU67856/96A AU6785696A (en) | 1995-09-05 | 1996-09-04 | Method and system for processing auditory signals |
EP96928357A EP0850472A2 (fr) | 1995-09-05 | 1996-09-04 | Procede et systeme de traitement de signaux auditifs |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DK97495 | 1995-09-05 | ||
DK0974/95 | 1995-09-05 |
Publications (3)
Publication Number | Publication Date |
---|---|
WO1997009712A2 WO1997009712A2 (fr) | 1997-03-13 |
WO1997009712A3 true WO1997009712A3 (fr) | 1997-04-10 |
WO1997009712B1 WO1997009712B1 (fr) | 1997-05-22 |
Family
ID=8099600
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/DK1996/000370 WO1997009712A2 (fr) | 1995-09-05 | 1996-09-04 | Procede et systeme de traitement de signaux auditifs |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP0850472A2 (fr) |
AU (1) | AU6785696A (fr) |
WO (1) | WO1997009712A2 (fr) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE69904453T2 (de) * | 1998-03-13 | 2003-09-25 | Frank Uldall Leonhard | Signalverarbeitungsverfahren zur analyse von sprachsignal-transienten |
WO2002025998A1 (fr) * | 2000-09-20 | 2002-03-28 | Leonhard Research A/S | Procede de mesure de la capacite de reponse impulsionnelle d'un systeme |
WO2002080618A1 (fr) * | 2001-03-30 | 2002-10-10 | Leonhard Research A/S | Suppression du bruit dans la mesure d'un signal repetitif |
EP2214165A3 (fr) | 2009-01-30 | 2010-09-15 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Appareil, procédé et programme informatique pour manipuler un signal audio comportant un événement transitoire |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3564142A (en) * | 1967-08-03 | 1971-02-16 | Ibm | Method of multiplex speech synthesis |
FR2274101A1 (fr) * | 1974-06-04 | 1976-01-02 | Fuji Xerox Co Ltd | Procede de reconnaissance de la voix et dispositif mettant en application ce procede |
US4382164A (en) * | 1980-01-25 | 1983-05-03 | Bell Telephone Laboratories, Incorporated | Signal stretcher for envelope generator |
WO1994025958A2 (fr) * | 1993-04-22 | 1994-11-10 | Frank Uldall Leonhard | Procede et systeme de detection et de production de phenomenes transitoire dans des signaux sonores |
-
1996
- 1996-09-04 AU AU67856/96A patent/AU6785696A/en not_active Abandoned
- 1996-09-04 WO PCT/DK1996/000370 patent/WO1997009712A2/fr not_active Application Discontinuation
- 1996-09-04 EP EP96928357A patent/EP0850472A2/fr not_active Withdrawn
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3564142A (en) * | 1967-08-03 | 1971-02-16 | Ibm | Method of multiplex speech synthesis |
FR2274101A1 (fr) * | 1974-06-04 | 1976-01-02 | Fuji Xerox Co Ltd | Procede de reconnaissance de la voix et dispositif mettant en application ce procede |
US4382164A (en) * | 1980-01-25 | 1983-05-03 | Bell Telephone Laboratories, Incorporated | Signal stretcher for envelope generator |
WO1994025958A2 (fr) * | 1993-04-22 | 1994-11-10 | Frank Uldall Leonhard | Procede et systeme de detection et de production de phenomenes transitoire dans des signaux sonores |
Non-Patent Citations (6)
Title |
---|
AHN ET AL.: "Cochlear modeling using a general purpose digital signal processor", PROCEEDINGS OF THE NATIONAL AEROSPACE AND ELECTRONICS CONFERENCE (NAECON), vol. 1, 21 May 1990 (1990-05-21) - 25 May 1990 (1990-05-25), DAYTON, OH, US, pages 57 - 63, XP000301963 * |
ANONYMOUS: "Speech Recognition System Using Formant Transient Detection. December 1963.", IBM TECHNICAL DISCLOSURE BULLETIN, vol. 6, no. 7, December 1963 (1963-12-01), NEW YORK, US, pages 83 - 84, XP002021407 * |
DATABASE INSPEC INSTITUTE OF ELECTRICAL ENGINEERS, STEVENAGE, GB; KUMAR ET AL.: "Level crossing time interval circuit for micro-power analog VLSI auditory processing", XP002021408 * |
DATABASE INSPEC INSTITUTE OF ELECTRICAL ENGINEERS, STEVENAGE, GB; VILLA ET AL.: "New perspectives in auditory coding: bases for a new cochlear behavioural model", XP002021409 * |
INTERNATIONAL WORKSHOP ON ARTIFICIAL NEURAL NETWORKS, PROCEEDINGS OF IWANN 95, 7 June 1996 (1996-06-07) - 9 June 1995 (1995-06-09), MALAGA-TORREMOLINOS, ES, pages 121 - 129 * |
PROCEEDINGS OF 1995 IEEE WORKSHOP ON NEURAL NETWORKS FOR SIGNAL PROCESSING, 1 August 1995 (1995-08-01) - 2 September 1995 (1995-09-02), CAMBRIDGE, MA, US, pages 581 - 590 * |
Also Published As
Publication number | Publication date |
---|---|
EP0850472A2 (fr) | 1998-07-01 |
AU6785696A (en) | 1997-03-27 |
WO1997009712A2 (fr) | 1997-03-13 |
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