CA2741652A1 - Detection acoustique d'activite vocale (avad) pour systemes electroniques - Google Patents
Detection acoustique d'activite vocale (avad) pour systemes electroniques Download PDFInfo
- Publication number
- CA2741652A1 CA2741652A1 CA2741652A CA2741652A CA2741652A1 CA 2741652 A1 CA2741652 A1 CA 2741652A1 CA 2741652 A CA2741652 A CA 2741652A CA 2741652 A CA2741652 A CA 2741652A CA 2741652 A1 CA2741652 A1 CA 2741652A1
- Authority
- CA
- Canada
- Prior art keywords
- microphone
- signal
- speech
- filter
- physical
- 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.)
- Abandoned
Links
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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
- G10L25/78—Detection of presence or absence of voice 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
- G10L21/00—Speech or voice signal processing techniques to produce another audible or non-audible signal, e.g. visual or tactile, in order to modify its quality or its intelligibility
- G10L21/02—Speech enhancement, e.g. noise reduction or echo cancellation
- G10L21/0208—Noise filtering
- G10L21/0216—Noise filtering characterised by the method used for estimating noise
- G10L2021/02161—Number of inputs available containing the signal or the noise to be suppressed
- G10L2021/02165—Two microphones, one receiving mainly the noise signal and the other one mainly the speech signal
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R3/00—Circuits for transducers, loudspeakers or microphones
- H04R3/005—Circuits for transducers, loudspeakers or microphones for combining the signals of two or more microphones
Landscapes
- Engineering & Computer Science (AREA)
- Computational Linguistics (AREA)
- Signal Processing (AREA)
- Health & Medical Sciences (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Human Computer Interaction (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Circuit For Audible Band Transducer (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US10842608P | 2008-10-24 | 2008-10-24 | |
| US61/108,426 | 2008-10-24 | ||
| PCT/US2009/062129 WO2010048635A1 (fr) | 2008-10-24 | 2009-10-26 | Détection acoustique d’activité vocale (avad) pour systèmes électroniques |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA2741652A1 true CA2741652A1 (fr) | 2010-04-29 |
Family
ID=42119724
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA2741652A Abandoned CA2741652A1 (fr) | 2008-10-24 | 2009-10-26 | Detection acoustique d'activite vocale (avad) pour systemes electroniques |
Country Status (5)
| Country | Link |
|---|---|
| EP (1) | EP2353302A4 (fr) |
| CN (1) | CN102282865A (fr) |
| AU (2) | AU2009308442A1 (fr) |
| CA (1) | CA2741652A1 (fr) |
| WO (1) | WO2010048635A1 (fr) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8019091B2 (en) | 2000-07-19 | 2011-09-13 | Aliphcom, Inc. | Voice activity detector (VAD) -based multiple-microphone acoustic noise suppression |
| US9066186B2 (en) | 2003-01-30 | 2015-06-23 | Aliphcom | Light-based detection for acoustic applications |
| US9099094B2 (en) | 2003-03-27 | 2015-08-04 | Aliphcom | Microphone array with rear venting |
| AU2011248297A1 (en) * | 2010-05-03 | 2012-11-29 | Aliphcom, Inc. | Wind suppression/replacement component for use with electronic systems |
| GB2499781A (en) * | 2012-02-16 | 2013-09-04 | Ian Vince Mcloughlin | Acoustic information used to determine a user's mouth state which leads to operation of a voice activity detector |
| TWI474317B (zh) * | 2012-07-06 | 2015-02-21 | Realtek Semiconductor Corp | 訊號處理裝置以及訊號處理方法 |
| EP3291226B1 (fr) | 2016-09-05 | 2020-11-04 | Unify Patente GmbH & Co. KG | Procédé de traitement de données de parole, dispositif de gestion d'appels téléphoniques et appareil auditif |
| CN106454673B (zh) * | 2016-09-05 | 2019-01-22 | 广东顺德中山大学卡内基梅隆大学国际联合研究院 | 基于rls算法的麦克风阵列输出信号自适应校准方法 |
| CN107889002B (zh) * | 2017-10-30 | 2019-08-27 | 恒玄科技（上海）有限公司 | 颈环蓝牙耳机、颈环蓝牙耳机的降噪系统及降噪方法 |
| DE102019102414B4 (de) * | 2019-01-31 | 2022-01-20 | Harmann Becker Automotive Systems Gmbh | Verfahren und System zur Detektion von Reibelauten in Sprachsignalen |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7123727B2 (en) * | 2001-07-18 | 2006-10-17 | Agere Systems Inc. | Adaptive close-talking differential microphone array |
| US8098844B2 (en) * | 2002-02-05 | 2012-01-17 | Mh Acoustics, Llc | Dual-microphone spatial noise suppression |
| EP1497823A1 (fr) * | 2002-03-27 | 2005-01-19 | Aliphcom | Configurations pour detection de microphone et d'activite vocale (vad) s'utilisant avec des systemes de communication |
| DE10223544C1 (de) * | 2002-05-27 | 2003-07-24 | Siemens Audiologische Technik | Vorrichtung und Verfahren zur Feedbackreduktion bei Hörsystemen |
| EP1489596B1 (fr) * | 2003-06-17 | 2006-09-13 | Sony Ericsson Mobile Communications AB | Procédé et dispositif de détection de l'activité vocale |
| US7916849B2 (en) * | 2004-06-02 | 2011-03-29 | Clearone Communications, Inc. | Systems and methods for managing the gating of microphones in a multi-pod conference system |
| US7706549B2 (en) * | 2006-09-14 | 2010-04-27 | Fortemedia, Inc. | Broadside small array microphone beamforming apparatus |
| US8494177B2 (en) * | 2007-06-13 | 2013-07-23 | Aliphcom | Virtual microphone array systems using dual omindirectional microphone array (DOMA) |
-
2009
- 2009-10-26 CN CN2009801515125A patent/CN102282865A/zh active Pending
- 2009-10-26 EP EP09822855.4A patent/EP2353302A4/fr not_active Withdrawn
- 2009-10-26 CA CA2741652A patent/CA2741652A1/fr not_active Abandoned
- 2009-10-26 WO PCT/US2009/062129 patent/WO2010048635A1/fr active Application Filing
- 2009-10-26 AU AU2009308442A patent/AU2009308442A1/en not_active Abandoned
-
2016
- 2016-04-13 AU AU2016202314A patent/AU2016202314A1/en not_active Abandoned
Also Published As
| Publication number | Publication date |
|---|---|
| EP2353302A4 (fr) | 2016-06-08 |
| CN102282865A (zh) | 2011-12-14 |
| AU2016202314A1 (en) | 2016-05-05 |
| WO2010048635A1 (fr) | 2010-04-29 |
| EP2353302A1 (fr) | 2011-08-10 |
| AU2009308442A1 (en) | 2010-04-29 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EEER | Examination request |
Effective date: 20141024 |
|
| FZDE | Discontinued |
Effective date: 20170411 |