FR2952263B1 - Procede et dispositif d'annulation d'echo acoustique par tatouage audio - Google Patents
Procede et dispositif d'annulation d'echo acoustique par tatouage audioInfo
- Publication number
- FR2952263B1 FR2952263B1 FR0957636A FR0957636A FR2952263B1 FR 2952263 B1 FR2952263 B1 FR 2952263B1 FR 0957636 A FR0957636 A FR 0957636A FR 0957636 A FR0957636 A FR 0957636A FR 2952263 B1 FR2952263 B1 FR 2952263B1
- Authority
- FR
- France
- Prior art keywords
- tatoo
- cancellation
- audio
- acoustic echo
- echo
- 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 - Fee Related
Links
- XEGGRYVFLWGFHI-UHFFFAOYSA-N bendiocarb Chemical compound CNC(=O)OC1=CC=CC2=C1OC(C)(C)O2 XEGGRYVFLWGFHI-UHFFFAOYSA-N 0.000 title 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M9/00—Arrangements for interconnection not involving centralised switching
- H04M9/08—Two-way loud-speaking telephone systems with means for conditioning the signal, e.g. for suppressing echoes for one or both directions of traffic
- H04M9/082—Two-way loud-speaking telephone systems with means for conditioning the signal, e.g. for suppressing echoes for one or both directions of traffic using echo cancellers
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
- Telephone Function (AREA)
Priority Applications (7)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR0957636A FR2952263B1 (fr) | 2009-10-29 | 2009-10-29 | Procede et dispositif d'annulation d'echo acoustique par tatouage audio |
EP10788106A EP2494772A1 (fr) | 2009-10-29 | 2010-10-27 | Procede et dispositif d'annulation d'echo acoustique par tatouage audio |
CA2779157A CA2779157A1 (fr) | 2009-10-29 | 2010-10-27 | Procede et dispositif d'annulation d'echo acoustique par tatouage audio |
PCT/FR2010/052309 WO2011051625A1 (fr) | 2009-10-29 | 2010-10-27 | Procede et dispositif d'annulation d'echo acoustique par tatouage audio |
US13/503,607 US20120213380A1 (en) | 2009-10-29 | 2010-10-27 | Method and Device for Cancelling Acoustic Echo by Audio Watermarking |
JP2012535905A JP5749275B2 (ja) | 2009-10-29 | 2010-10-27 | オーディオ透かしによって音響エコーをキャンセルするための方法および装置 |
TNP2012000193A TN2012000193A1 (fr) | 2009-10-29 | 2012-04-25 | Procede et dispositif d'annulation d'echo acoustique par tatouage audio |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR0957636A FR2952263B1 (fr) | 2009-10-29 | 2009-10-29 | Procede et dispositif d'annulation d'echo acoustique par tatouage audio |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2952263A1 FR2952263A1 (fr) | 2011-05-06 |
FR2952263B1 true FR2952263B1 (fr) | 2012-01-06 |
Family
ID=42106007
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR0957636A Expired - Fee Related FR2952263B1 (fr) | 2009-10-29 | 2009-10-29 | Procede et dispositif d'annulation d'echo acoustique par tatouage audio |
Country Status (7)
Country | Link |
---|---|
US (1) | US20120213380A1 (fr) |
EP (1) | EP2494772A1 (fr) |
JP (1) | JP5749275B2 (fr) |
CA (1) | CA2779157A1 (fr) |
FR (1) | FR2952263B1 (fr) |
TN (1) | TN2012000193A1 (fr) |
WO (1) | WO2011051625A1 (fr) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103179296B (zh) | 2011-12-26 | 2017-02-15 | 中兴通讯股份有限公司 | 一种回波抵消器及回波抵消方法 |
CN103516921A (zh) | 2012-06-28 | 2014-01-15 | 杜比实验室特许公司 | 通过隐藏音频信号的回声控制 |
US9210270B2 (en) | 2012-11-15 | 2015-12-08 | Qualcomm Incorporated | Echo cancellation for ultrasound |
US9065971B2 (en) * | 2012-12-19 | 2015-06-23 | Microsoft Technology Licensing, Llc | Video and audio tagging for active speaker detection |
CN108417199B (zh) * | 2013-01-18 | 2022-11-22 | 株式会社东芝 | 音频水印信息检测装置及音频水印信息检测方法 |
US20160293181A1 (en) * | 2014-01-17 | 2016-10-06 | Intel Corporation | Mechanism for facilitating watermarking-based management of echoes for content transmission at communication devices. |
US20160171988A1 (en) * | 2014-12-15 | 2016-06-16 | Wire Swiss Gmbh | Delay estimation for echo cancellation using ultrasonic markers |
HUP1500264A2 (en) * | 2015-06-01 | 2018-05-02 | Femtonics Kft | Layered structured acousto-optical deflector and method for optical beam deflection with deflectior |
US10122863B2 (en) * | 2016-09-13 | 2018-11-06 | Microsemi Semiconductor (U.S.) Inc. | Full duplex voice communication system and method |
TWI790718B (zh) * | 2021-08-19 | 2023-01-21 | 宏碁股份有限公司 | 會議終端及用於會議的回音消除方法 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3212796B2 (ja) * | 1994-05-07 | 2001-09-25 | 株式会社エヌ・ティ・ティ・ドコモ | エコーキャンセラ |
DE69734207T2 (de) * | 1996-07-16 | 2006-06-14 | Koninkl Philips Electronics Nv | Detektion eines eingebetteten wasserzeichens in einem informationssignal |
US6888945B2 (en) * | 1998-03-11 | 2005-05-03 | Acentech, Inc. | Personal sound masking system |
US7062039B1 (en) * | 1999-05-27 | 2006-06-13 | Telefonaktiebolaget Lm Ericsson | Methods and apparatus for improving adaptive filter performance by inclusion of inaudible information |
US6301364B1 (en) * | 1999-10-06 | 2001-10-09 | Acoustic Technologies, Inc. | Tagging echoes with low frequency noise |
US6771769B2 (en) * | 2000-12-28 | 2004-08-03 | Richard Henry Erving | Method and apparatus for active reduction of speakerphone singing |
JP4348924B2 (ja) * | 2002-10-02 | 2009-10-21 | 日本電気株式会社 | エコーキャンセラ装置及びそれに用いるエコーキャンセラ方法 |
US8396206B2 (en) * | 2007-02-15 | 2013-03-12 | Infineon Technologies Ag | Multi-channel communication device and methods for reducing echoes by inserting a training sequence under a spectral mask |
-
2009
- 2009-10-29 FR FR0957636A patent/FR2952263B1/fr not_active Expired - Fee Related
-
2010
- 2010-10-27 EP EP10788106A patent/EP2494772A1/fr not_active Withdrawn
- 2010-10-27 CA CA2779157A patent/CA2779157A1/fr not_active Abandoned
- 2010-10-27 US US13/503,607 patent/US20120213380A1/en not_active Abandoned
- 2010-10-27 WO PCT/FR2010/052309 patent/WO2011051625A1/fr active Application Filing
- 2010-10-27 JP JP2012535905A patent/JP5749275B2/ja not_active Expired - Fee Related
-
2012
- 2012-04-25 TN TNP2012000193A patent/TN2012000193A1/fr unknown
Also Published As
Publication number | Publication date |
---|---|
TN2012000193A1 (fr) | 2013-12-12 |
CA2779157A1 (fr) | 2011-05-05 |
US20120213380A1 (en) | 2012-08-23 |
EP2494772A1 (fr) | 2012-09-05 |
JP5749275B2 (ja) | 2015-07-15 |
JP2013509774A (ja) | 2013-03-14 |
WO2011051625A1 (fr) | 2011-05-05 |
FR2952263A1 (fr) | 2011-05-06 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
FR2952263B1 (fr) | Procede et dispositif d'annulation d'echo acoustique par tatouage audio | |
FR2963718B1 (fr) | Procede et dispositif d'amortissement actif d'un transducteur acoustique | |
FR2964551B1 (fr) | Procede d'echographie et sonde pour suppression du bruit electromagnetique | |
HK1199506A1 (en) | System and method of processing a sound signal including transforming the sound signal into a frequency-chirp domain | |
FR2947398B1 (fr) | Dispositif resonant a ondes acoustiques guidees et procede de realisation du dispositif | |
EP2485553A4 (fr) | Système et procédé permettant de signaler une configuration de signaux de référence sonore | |
FR2944598B1 (fr) | Procede et dispositif de pesage | |
EP2413622A4 (fr) | Procédé et dispositif permettant de transmettre un signal de référence de sondage | |
GB201102572D0 (en) | System and method for evaluation of structure-born sound | |
EP2427602A4 (fr) | Dispositif de protection acoustique destine a l'attenuation du bruit inconfortable du trafic | |
NO20100082L (no) | System og fremgangsmåte for akustisk dopplerstråleforming | |
DK3493205T3 (da) | Fremgangsmåde og indretning til adaptiv detektion af stemmeaktivitet i et lydindgangssignal | |
EP2215820A4 (fr) | Procédé et agencement pour une annulation d'écho dans des signaux vocaux | |
FR2979710B1 (fr) | Dispositif et procede acoustique de positionnement | |
FR2976748B1 (fr) | Procede de normalisation de la puissance d'un signal sonore et dispositif de traitement associe. | |
DK2395506T3 (da) | Fremgangsmåde og system til behandling af akustisk signal til undertrykkelse af interferens og støj i binaurale mikrofonkonfigurationer | |
GB201112676D0 (en) | Method of sound analysis and associated sound synthesis | |
FR2958410B1 (fr) | Procede de saisie d'une perturbation d'un transducteur d'ultrasons et dispositif de saisie pour un transducteur d'ultrasons | |
FR2966172B1 (fr) | Procede et dispositif pour la soudure aluminothermique de rails | |
HK1159391A1 (en) | Acoustic signal processing device and processing method thereof | |
EP2347712A4 (fr) | Dispositif échographique et procédé de traitement de signal du dispositif échographique | |
FR2952491B1 (fr) | Procede et systeme pour le brouillage de signaux gnss | |
FR2954030B1 (fr) | Procede et recepteur de reduction d'un signal de brouillage | |
FR2946202B1 (fr) | Annulation de glitche pour amplificateur audio | |
FR2937758B1 (fr) | Procede et dispositif de traitement de signaux |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PLFP | Fee payment |
Year of fee payment: 7 |
|
PLFP | Fee payment |
Year of fee payment: 8 |
|
ST | Notification of lapse |
Effective date: 20180629 |