DE4115009A1 - Benutzung des radiosignals beim kalibrierzyklus eines aktiven geraeuschminderungssystems - Google Patents
Benutzung des radiosignals beim kalibrierzyklus eines aktiven geraeuschminderungssystemsInfo
- Publication number
- DE4115009A1 DE4115009A1 DE4115009A DE4115009A DE4115009A1 DE 4115009 A1 DE4115009 A1 DE 4115009A1 DE 4115009 A DE4115009 A DE 4115009A DE 4115009 A DE4115009 A DE 4115009A DE 4115009 A1 DE4115009 A1 DE 4115009A1
- Authority
- DE
- Germany
- Prior art keywords
- signal
- calibration
- calibration cycle
- cycle according
- entertainment
- 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.)
- Withdrawn
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
- G10K11/1787—General system configurations
- G10K11/17885—General system configurations additionally using a desired external signal, e.g. pass-through audio such as music or speech
-
- 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
- G10K11/1785—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
- G10K11/17875—General system configurations using an error signal without a reference signal, e.g. pure feedback
-
- 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
- G10K2210/3023—Estimation of noise, e.g. on error signals
- G10K2210/30232—Transfer functions, e.g. impulse response
-
- 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
- G10K2210/3045—Multiple acoustic inputs, single acoustic output
-
- 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
- G10K2210/3225—Radio or other sources used in ANC for transfer function estimation; Means to avoid interference between desired signals, e.g. from a car stereo, and the ANC 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
- G10K2210/50—Miscellaneous
- G10K2210/504—Calibration
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Health & Medical Sciences (AREA)
- Audiology, Speech & Language Pathology (AREA)
- General Health & Medical Sciences (AREA)
- Fittings On The Vehicle Exterior For Carrying Loads, And Devices For Holding Or Mounting Articles (AREA)
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE4115009A DE4115009A1 (de) | 1991-05-08 | 1991-05-08 | Benutzung des radiosignals beim kalibrierzyklus eines aktiven geraeuschminderungssystems |
EP92107482A EP0512445B1 (fr) | 1991-05-08 | 1992-05-02 | Dispositif actif d'atténuation du bruit utilisant des signaux radio pour le cycle de calibration |
DE59209279T DE59209279D1 (de) | 1991-05-08 | 1992-05-02 | Benutzung des Radiosignals beim Kalibrierzyklus eines aktiven Geräuschminderungssystems |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE4115009A DE4115009A1 (de) | 1991-05-08 | 1991-05-08 | Benutzung des radiosignals beim kalibrierzyklus eines aktiven geraeuschminderungssystems |
Publications (1)
Publication Number | Publication Date |
---|---|
DE4115009A1 true DE4115009A1 (de) | 1992-11-12 |
Family
ID=6431233
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE4115009A Withdrawn DE4115009A1 (de) | 1991-05-08 | 1991-05-08 | Benutzung des radiosignals beim kalibrierzyklus eines aktiven geraeuschminderungssystems |
DE59209279T Expired - Lifetime DE59209279D1 (de) | 1991-05-08 | 1992-05-02 | Benutzung des Radiosignals beim Kalibrierzyklus eines aktiven Geräuschminderungssystems |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE59209279T Expired - Lifetime DE59209279D1 (de) | 1991-05-08 | 1992-05-02 | Benutzung des Radiosignals beim Kalibrierzyklus eines aktiven Geräuschminderungssystems |
Country Status (2)
Country | Link |
---|---|
EP (1) | EP0512445B1 (fr) |
DE (2) | DE4115009A1 (fr) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4344302A1 (de) * | 1992-12-25 | 1994-06-30 | Fuji Heavy Ind Ltd | Innengeräuschminderungssystem für Fahrzeuge |
DE4315000A1 (de) * | 1993-05-06 | 1994-11-10 | Opel Adam Ag | Geräuschkompensierte Freisprechanlage in Kraftfahrzeugen |
DE19639216A1 (de) * | 1996-09-25 | 1998-03-26 | Thomson Brandt Gmbh | Wiedergabe- oder Aufzeichnungsgerät zum Lesen oder Bespielen eines optischen Aufzeichnungsträgers mit einer Schaltung zum Unterdrücken von Jaulgeräuschen sowie Verfahren dazu |
US5914924A (en) * | 1996-09-25 | 1999-06-22 | Deutsche Thomson-Brandt Gmbh | Reproducing or recording device for reproducing, or recording on, an optical recording medium |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2274757A (en) * | 1993-01-28 | 1994-08-03 | Secr Defence | Ear defenders employing active noise control |
WO1994024662A1 (fr) * | 1993-04-21 | 1994-10-27 | Sri International | Methode de calcul de la ponderation de filtres pour systemes de neutralisation des ondes de pression |
AU6786394A (en) * | 1993-06-11 | 1995-01-03 | Caterpillar Inc. | Error path transfer function modelling in active noise cancellation |
FR2771541B1 (fr) * | 1997-11-21 | 2000-10-20 | Jean Claude Decaux | Procede et dispositif d'insonorisation active |
US7139400B2 (en) * | 2002-04-22 | 2006-11-21 | Siemens Vdo Automotive, Inc. | Microphone calibration for active noise control system |
EP1770685A1 (fr) | 2005-10-03 | 2007-04-04 | Maysound ApS | Système de réduction de la perception audible du bruit de fond pour un être-humain. |
DE102015214134A1 (de) * | 2015-07-27 | 2017-02-02 | Bayerische Motoren Werke Aktiengesellschaft | Verfahren und Regelungsvorrichtung zur aktiven Schallunterdrückung in einem Kraftfahrzeug |
DE102016001593A1 (de) * | 2016-02-11 | 2017-08-17 | Audi Ag | Verfahren zum Erzeugen eines Gegenschalls für eine Geräuschminderung in einem Kraftfahrzeug |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4677676A (en) * | 1986-02-11 | 1987-06-30 | Nelson Industries, Inc. | Active attenuation system with on-line modeling of speaker, error path and feedback pack |
GB8820922D0 (en) * | 1988-09-06 | 1988-10-05 | Topexpress Ltd | Noise reduction in vehicles cabins |
GB8903201D0 (en) * | 1989-02-13 | 1989-03-30 | Lotus Group Plc | Noise suppression in vehicles |
GB8908980D0 (en) * | 1989-04-20 | 1989-06-07 | Lotus Group Plc | Treatment of noise in vehicles |
JPH0834647B2 (ja) * | 1990-06-11 | 1996-03-29 | 松下電器産業株式会社 | 消音装置 |
-
1991
- 1991-05-08 DE DE4115009A patent/DE4115009A1/de not_active Withdrawn
-
1992
- 1992-05-02 DE DE59209279T patent/DE59209279D1/de not_active Expired - Lifetime
- 1992-05-02 EP EP92107482A patent/EP0512445B1/fr not_active Expired - Lifetime
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4344302A1 (de) * | 1992-12-25 | 1994-06-30 | Fuji Heavy Ind Ltd | Innengeräuschminderungssystem für Fahrzeuge |
DE4344302C2 (de) * | 1992-12-25 | 1998-01-29 | Fuji Heavy Ind Ltd | Aktives Innengeräuschminderungssystem für Fahrzeuge |
DE4315000A1 (de) * | 1993-05-06 | 1994-11-10 | Opel Adam Ag | Geräuschkompensierte Freisprechanlage in Kraftfahrzeugen |
DE19639216A1 (de) * | 1996-09-25 | 1998-03-26 | Thomson Brandt Gmbh | Wiedergabe- oder Aufzeichnungsgerät zum Lesen oder Bespielen eines optischen Aufzeichnungsträgers mit einer Schaltung zum Unterdrücken von Jaulgeräuschen sowie Verfahren dazu |
US5914924A (en) * | 1996-09-25 | 1999-06-22 | Deutsche Thomson-Brandt Gmbh | Reproducing or recording device for reproducing, or recording on, an optical recording medium |
Also Published As
Publication number | Publication date |
---|---|
EP0512445A3 (en) | 1993-09-01 |
EP0512445B1 (fr) | 1998-04-15 |
EP0512445A2 (fr) | 1992-11-11 |
DE59209279D1 (de) | 1998-05-20 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8141 | Disposal/no request for examination |