FR2799873B1 - Dispositif actif d'attenuation de l'intensite sonore - Google Patents
Dispositif actif d'attenuation de l'intensite sonoreInfo
- Publication number
- FR2799873B1 FR2799873B1 FR9913164A FR9913164A FR2799873B1 FR 2799873 B1 FR2799873 B1 FR 2799873B1 FR 9913164 A FR9913164 A FR 9913164A FR 9913164 A FR9913164 A FR 9913164A FR 2799873 B1 FR2799873 B1 FR 2799873B1
- Authority
- FR
- France
- Prior art keywords
- sound intensity
- mitigation device
- active sound
- cancellation
- noise
- 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
Classifications
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01F—ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
- E01F8/00—Arrangements for absorbing or reflecting air-transmitted noise from road or railway traffic
- E01F8/0094—Arrangements for absorbing or reflecting air-transmitted noise from road or railway traffic constructions for generation of phase shifting
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
- G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
- G10K11/16—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
- G10K11/175—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound
- G10K11/178—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound by electro-acoustically regenerating the original acoustic waves in anti-phase
- G10K11/1785—Methods, e.g. algorithms; Devices
- G10K11/17857—Geometric disposition, e.g. placement of microphones
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
- G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
- G10K11/16—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
- G10K11/175—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound
- G10K11/178—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound by electro-acoustically regenerating the original acoustic waves in anti-phase
- G10K11/1787—General system configurations
- G10K11/17879—General system configurations using both a reference signal and an error signal
- G10K11/17881—General system configurations using both a reference signal and an error signal the reference signal being an acoustic signal, e.g. recorded with a microphone
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
- G10K2210/00—Details of active noise control [ANC] covered by G10K11/178 but not provided for in any of its subgroups
- G10K2210/10—Applications
- G10K2210/12—Rooms, e.g. ANC inside a room, office, concert hall or automobile cabin
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
- G10K2210/00—Details of active noise control [ANC] covered by G10K11/178 but not provided for in any of its subgroups
- G10K2210/10—Applications
- G10K2210/124—Traffic
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
- G10K2210/00—Details of active noise control [ANC] covered by G10K11/178 but not provided for in any of its subgroups
- G10K2210/30—Means
- G10K2210/321—Physical
- G10K2210/3212—Actuator details, e.g. composition or microstructure
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
- G10K2210/00—Details of active noise control [ANC] covered by G10K11/178 but not provided for in any of its subgroups
- G10K2210/30—Means
- G10K2210/321—Physical
- G10K2210/3215—Arrays, e.g. for beamforming
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Structural Engineering (AREA)
- Civil Engineering (AREA)
- Architecture (AREA)
- Soundproofing, Sound Blocking, And Sound Damping (AREA)
- Fittings On The Vehicle Exterior For Carrying Loads, And Devices For Holding Or Mounting Articles (AREA)
- Electrophonic Musical Instruments (AREA)
- Amplifiers (AREA)
- Diaphragms For Electromechanical Transducers (AREA)
- Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR9913164A FR2799873B1 (fr) | 1999-10-18 | 1999-10-18 | Dispositif actif d'attenuation de l'intensite sonore |
DE60015902T DE60015902T2 (de) | 1999-10-18 | 2000-10-10 | Aktive Vorrichtung zur Abschwächung der Schallintensität |
AT00420204T ATE282878T1 (de) | 1999-10-18 | 2000-10-10 | Aktive vorrichtung zur abschwächung der schallintensität |
EP00420204A EP1094444B1 (fr) | 1999-10-18 | 2000-10-10 | Dispositif actif d'atténuation de l'intensité sonore |
US09/687,441 US6463156B1 (en) | 1999-10-18 | 2000-10-13 | Active device for attenuating the intensity of sound |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR9913164A FR2799873B1 (fr) | 1999-10-18 | 1999-10-18 | Dispositif actif d'attenuation de l'intensite sonore |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2799873A1 FR2799873A1 (fr) | 2001-04-20 |
FR2799873B1 true FR2799873B1 (fr) | 2002-02-08 |
Family
ID=9551206
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR9913164A Expired - Fee Related FR2799873B1 (fr) | 1999-10-18 | 1999-10-18 | Dispositif actif d'attenuation de l'intensite sonore |
Country Status (5)
Country | Link |
---|---|
US (1) | US6463156B1 (fr) |
EP (1) | EP1094444B1 (fr) |
AT (1) | ATE282878T1 (fr) |
DE (1) | DE60015902T2 (fr) |
FR (1) | FR2799873B1 (fr) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100521823B1 (ko) * | 2002-03-29 | 2005-10-17 | 가부시끼가이샤 도시바 | 액티브 음 머플러 및 액티브 음 머플링 방법 |
JP2004177419A (ja) * | 2002-11-22 | 2004-06-24 | Toshiba Corp | 能動回折音制御装置 |
JP2004361938A (ja) * | 2003-05-15 | 2004-12-24 | Takenaka Komuten Co Ltd | 騒音低減装置 |
JP2008213547A (ja) * | 2007-02-28 | 2008-09-18 | Nissan Motor Co Ltd | 騒音制御装置 |
JP4311487B2 (ja) * | 2007-10-23 | 2009-08-12 | トヨタ自動車株式会社 | 車室内構造 |
FR2945890B1 (fr) * | 2009-05-20 | 2011-06-10 | Didson | Dispositif de generation d'ondes acoustiques, et installation incluant plusieurs de ces dispositifs |
US8737634B2 (en) * | 2011-03-18 | 2014-05-27 | The United States Of America As Represented By The Secretary Of The Navy | Wide area noise cancellation system and method |
DE102012005814B4 (de) | 2011-03-19 | 2014-11-20 | Hochschule Mittweida (Fh) | Aktive Lärmminderungseinrichtung für sich bewegende Lärmquellen |
CN106469551A (zh) * | 2015-08-19 | 2017-03-01 | 中兴通讯股份有限公司 | 一种管道降噪系统及方法 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2139941A1 (de) * | 1971-08-10 | 1973-03-01 | Messerschmitt Boelkow Blohm | Laermabschirmung durch schallgitter |
JPS60150399A (ja) * | 1984-01-18 | 1985-08-08 | Matsushita Electric Ind Co Ltd | パラメトリツクアレイスピ−カ |
DE3922185A1 (de) * | 1989-07-06 | 1991-01-17 | Telefonbau & Normalzeit Gmbh | Anordnung einer lautsprechergruppe fuer fernsprechkonferenzen |
US5315661A (en) * | 1992-08-12 | 1994-05-24 | Noise Cancellation Technologies, Inc. | Active high transmission loss panel |
FR2699205B1 (fr) * | 1992-12-11 | 1995-03-10 | Decaux Jean Claude | Perfectionnements aux procédés et dispositifs pour protéger des bruits extérieurs un volume donné, de préférence disposé à l'intérieur d'un local. |
FR2726115B1 (fr) * | 1994-10-20 | 1996-12-06 | Comptoir De La Technologie | Dispositif actif d'attenuation de l'intensite sonore |
-
1999
- 1999-10-18 FR FR9913164A patent/FR2799873B1/fr not_active Expired - Fee Related
-
2000
- 2000-10-10 EP EP00420204A patent/EP1094444B1/fr not_active Expired - Lifetime
- 2000-10-10 AT AT00420204T patent/ATE282878T1/de not_active IP Right Cessation
- 2000-10-10 DE DE60015902T patent/DE60015902T2/de not_active Expired - Fee Related
- 2000-10-13 US US09/687,441 patent/US6463156B1/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
US6463156B1 (en) | 2002-10-08 |
ATE282878T1 (de) | 2004-12-15 |
FR2799873A1 (fr) | 2001-04-20 |
DE60015902T2 (de) | 2005-11-24 |
EP1094444A1 (fr) | 2001-04-25 |
EP1094444B1 (fr) | 2004-11-17 |
DE60015902D1 (de) | 2004-12-23 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |
Effective date: 20070629 |