FR2771541B1 - Procede et dispositif d'insonorisation active - Google Patents
Procede et dispositif d'insonorisation activeInfo
- Publication number
- FR2771541B1 FR2771541B1 FR9714653A FR9714653A FR2771541B1 FR 2771541 B1 FR2771541 B1 FR 2771541B1 FR 9714653 A FR9714653 A FR 9714653A FR 9714653 A FR9714653 A FR 9714653A FR 2771541 B1 FR2771541 B1 FR 2771541B1
- Authority
- FR
- France
- Prior art keywords
- soundproofing method
- active soundproofing
- active
- soundproofing
- 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
-
- 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
- G10K11/1781—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 characterised by the analysis of input or output signals, e.g. frequency range, modes, transfer functions
- G10K11/17813—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 characterised by the analysis of input or output signals, e.g. frequency range, modes, transfer functions characterised by the analysis of the acoustic paths, e.g. estimating, calibrating or testing of transfer functions or cross-terms
- G10K11/17817—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 characterised by the analysis of input or output signals, e.g. frequency range, modes, transfer functions characterised by the analysis of the acoustic paths, e.g. estimating, calibrating or testing of transfer functions or cross-terms between the output signals and the error signals, i.e. secondary path
-
- 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
- G10K11/1781—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 characterised by the analysis of input or output signals, e.g. frequency range, modes, transfer functions
- G10K11/17821—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 characterised by the analysis of input or output signals, e.g. frequency range, modes, transfer functions characterised by the analysis of the input signals only
- G10K11/17825—Error signals
-
- 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
- G10K11/17853—Methods, e.g. algorithms; Devices of the filter
- G10K11/17854—Methods, e.g. algorithms; Devices of the filter the filter being an adaptive filter
-
- 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
-
- 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
-
- 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
- G10K2210/30—Means
- G10K2210/301—Computational
- G10K2210/3053—Speeding up computation or convergence, or decreasing the computational load
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Soundproofing, Sound Blocking, And Sound Damping (AREA)
- Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
- Noise Elimination (AREA)
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR9714653A FR2771541B1 (fr) | 1997-11-21 | 1997-11-21 | Procede et dispositif d'insonorisation active |
PCT/FR1998/002468 WO1999027520A1 (fr) | 1997-11-21 | 1998-11-19 | Procede et dispositif d'insonorisation active |
JP2000522581A JP2001524701A (ja) | 1997-11-21 | 1998-11-19 | 能動的消音方法及び装置 |
AU12446/99A AU1244699A (en) | 1997-11-21 | 1998-11-19 | Active soundproofing method and device |
EP98955694A EP1032932A1 (fr) | 1997-11-21 | 1998-11-19 | Procede et dispositif d'insonorisation active |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR9714653A FR2771541B1 (fr) | 1997-11-21 | 1997-11-21 | Procede et dispositif d'insonorisation active |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2771541A1 FR2771541A1 (fr) | 1999-05-28 |
FR2771541B1 true FR2771541B1 (fr) | 2000-10-20 |
Family
ID=9513652
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR9714653A Expired - Fee Related FR2771541B1 (fr) | 1997-11-21 | 1997-11-21 | Procede et dispositif d'insonorisation active |
Country Status (5)
Country | Link |
---|---|
EP (1) | EP1032932A1 (fr) |
JP (1) | JP2001524701A (fr) |
AU (1) | AU1244699A (fr) |
FR (1) | FR2771541B1 (fr) |
WO (1) | WO1999027520A1 (fr) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20010036279A1 (en) * | 2000-05-08 | 2001-11-01 | Daly Paul D. | Active noise cancellation system |
GB2439766A (en) * | 2006-07-06 | 2008-01-09 | Daniel Peter Somers | Active noise cancellation with separate wirelessly linked units |
JP2014126617A (ja) * | 2012-12-25 | 2014-07-07 | Mitsubishi Heavy Ind Ltd | 騒音低減装置 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4115009A1 (de) * | 1991-05-08 | 1992-11-12 | Opel Adam Ag | Benutzung des radiosignals beim kalibrierzyklus eines aktiven geraeuschminderungssystems |
EP0557071B1 (fr) * | 1992-02-19 | 1999-05-12 | Hitachi, Ltd. | Dispositif de contrÔle actif du bruit pour un espace tri-dimensionel |
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. |
JPH07203596A (ja) * | 1993-12-28 | 1995-08-04 | Toto Ltd | 音響装置 |
-
1997
- 1997-11-21 FR FR9714653A patent/FR2771541B1/fr not_active Expired - Fee Related
-
1998
- 1998-11-19 EP EP98955694A patent/EP1032932A1/fr not_active Withdrawn
- 1998-11-19 AU AU12446/99A patent/AU1244699A/en not_active Abandoned
- 1998-11-19 WO PCT/FR1998/002468 patent/WO1999027520A1/fr not_active Application Discontinuation
- 1998-11-19 JP JP2000522581A patent/JP2001524701A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
JP2001524701A (ja) | 2001-12-04 |
WO1999027520A1 (fr) | 1999-06-03 |
AU1244699A (en) | 1999-06-15 |
EP1032932A1 (fr) | 2000-09-06 |
FR2771541A1 (fr) | 1999-05-28 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
FR2740598B1 (fr) | Dispositif d'affichage et procede d'excitation de celui-ci | |
FR2769775B1 (fr) | Dispositif et procede d'appel d'urgence | |
DE69620381D1 (de) | Spielvorrichtung und system dafür | |
FR2749636B1 (fr) | Dispositif d'actionnement | |
FR2733305B3 (fr) | Dispositif electrosolaire | |
FR2744072B1 (fr) | Dispositif d'actionnement | |
FR2773410B1 (fr) | Systeme et procede d'enseignement | |
FR2740324B1 (fr) | Dispositif d'ancrage ligamentaire | |
FR2738490B1 (fr) | Dispositif d'irradiation pivotant | |
FR2764074B1 (fr) | Procede et dispositif de radiogoniometrie cooperative en transmission | |
FR2767028B1 (fr) | Dispositif pesticide a ballon et procede pesticide l'utilisant | |
FR2734674B1 (fr) | Dispositif d'ecretage | |
FR2755165B1 (fr) | Dispositif d'ancrage | |
DE69815224D1 (de) | Dateneingabevorrichtung und -verfahren | |
FR2771541B1 (fr) | Procede et dispositif d'insonorisation active | |
FR2730974B1 (fr) | Dispositif d'entrainement | |
FR2748184B1 (fr) | Procede et dispositif d'annulation d'echo | |
FR2778411B1 (fr) | Dispositif d'assistance au pigeage et procede de pigeage | |
FR2757184B1 (fr) | Dispositif et procede de cristallogenese | |
FR2757297B1 (fr) | Procede et dispositif d'etiquetage de region | |
FR2741777B1 (fr) | Dispositif de distribution et de paillage | |
FR2761911B1 (fr) | Dispositif de couchage et procede de couchage | |
FR2767619B1 (fr) | Dispositif et procede de communication | |
FR2740806B1 (fr) | Procede et dispositif de construction de piscine | |
FR2768564B1 (fr) | Procede et dispositif d'interconnexion |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
TP | Transmission of property | ||
ST | Notification of lapse |