DE69228854D1 - Vielkanal-aktive Dampfungsanordnung mit Eingabe von Fehlersignalen - Google Patents
Vielkanal-aktive Dampfungsanordnung mit Eingabe von FehlersignalenInfo
- Publication number
- DE69228854D1 DE69228854D1 DE69228854T DE69228854T DE69228854D1 DE 69228854 D1 DE69228854 D1 DE 69228854D1 DE 69228854 T DE69228854 T DE 69228854T DE 69228854 T DE69228854 T DE 69228854T DE 69228854 D1 DE69228854 D1 DE 69228854D1
- Authority
- DE
- Germany
- Prior art keywords
- input
- error signals
- active damping
- damping arrangement
- channel active
- 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 - Lifetime
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
- G10K11/17879—General system configurations using both a reference signal and an error signal
- G10K11/17883—General system configurations using both a reference signal and an error signal the reference signal being derived from a machine operating condition, e.g. engine RPM or vehicle speed
-
- 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
- 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
- G10K2210/103—Three dimensional
-
- 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
- G10K2210/3011—Single acoustic input
-
- 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
- G10K2210/3019—Cross-terms between multiple in's and out's
-
- 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
- G10K2210/3046—Multiple acoustic inputs, multiple acoustic outputs
-
- 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
- G10K2210/3049—Random noise used, e.g. in model identification
-
- 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
- G10K2210/3214—Architectures, e.g. special constructional features or arrangements of features
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/794,115 US5216722A (en) | 1991-11-15 | 1991-11-15 | Multi-channel active attenuation system with error signal inputs |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69228854D1 true DE69228854D1 (de) | 1999-05-12 |
DE69228854T2 DE69228854T2 (de) | 2000-01-05 |
Family
ID=25161758
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69228854T Expired - Lifetime DE69228854T2 (de) | 1991-11-15 | 1992-10-30 | Vielkanal-aktive Dampfungsanordnung mit Eingabe von Fehlersignalen |
Country Status (4)
Country | Link |
---|---|
US (1) | US5216722A (de) |
EP (1) | EP0542457B1 (de) |
CA (1) | CA2082890C (de) |
DE (1) | DE69228854T2 (de) |
Families Citing this family (41)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5457749A (en) * | 1990-04-09 | 1995-10-10 | Noise Cancellation Technologies, Inc. | Electronic muffler |
EP0557071B1 (de) * | 1992-02-19 | 1999-05-12 | Hitachi, Ltd. | Aktives Lärmminderungsgerät für einen dreidimensionalen Raum |
JP2882170B2 (ja) * | 1992-03-19 | 1999-04-12 | 日産自動車株式会社 | 能動型騒音制御装置 |
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. |
US5420932A (en) * | 1993-08-23 | 1995-05-30 | Digisonix, Inc. | Active acoustic attenuation system that decouples wave modes propagating in a waveguide |
US5586189A (en) * | 1993-12-14 | 1996-12-17 | Digisonix, Inc. | Active adaptive control system with spectral leak |
CA2148962C (en) * | 1994-05-23 | 2000-03-28 | Douglas G. Pedersen | Coherence optimized active adaptive control system |
US5551650A (en) * | 1994-06-16 | 1996-09-03 | Lord Corporation | Active mounts for aircraft engines |
US5627896A (en) * | 1994-06-18 | 1997-05-06 | Lord Corporation | Active control of noise and vibration |
US5586190A (en) * | 1994-06-23 | 1996-12-17 | Digisonix, Inc. | Active adaptive control system with weight update selective leakage |
US5557682A (en) * | 1994-07-12 | 1996-09-17 | Digisonix | Multi-filter-set active adaptive control system |
US5590205A (en) * | 1994-08-25 | 1996-12-31 | Digisonix, Inc. | Adaptive control system with a corrected-phase filtered error update |
US5621803A (en) * | 1994-09-02 | 1997-04-15 | Digisonix, Inc. | Active attenuation system with on-line modeling of feedback path |
JP3434830B2 (ja) * | 1994-10-13 | 2003-08-11 | ザ・ボーイング・カンパニー | ジェットエンジンのための騒音低減システムおよび騒音制御方法 |
US5745580A (en) * | 1994-11-04 | 1998-04-28 | Lord Corporation | Reduction of computational burden of adaptively updating control filter(s) in active systems |
US5570425A (en) * | 1994-11-07 | 1996-10-29 | Digisonix, Inc. | Transducer daisy chain |
US5561598A (en) * | 1994-11-16 | 1996-10-01 | Digisonix, Inc. | Adaptive control system with selectively constrained ouput and adaptation |
US5754662A (en) * | 1994-11-30 | 1998-05-19 | Lord Corporation | Frequency-focused actuators for active vibrational energy control systems |
US5526292A (en) * | 1994-11-30 | 1996-06-11 | Lord Corporation | Broadband noise and vibration reduction |
US5602928A (en) * | 1995-01-05 | 1997-02-11 | Digisonix, Inc. | Multi-channel communication system |
US5664019A (en) * | 1995-02-08 | 1997-09-02 | Interval Research Corporation | Systems for feedback cancellation in an audio interface garment |
JPH11509008A (ja) * | 1995-07-05 | 1999-08-03 | アルマックス インコーポレイテッド | ダクトのハイオーダーモードのアクティブノイズ制御方法及び装置 |
US5715320A (en) * | 1995-08-21 | 1998-02-03 | Digisonix, Inc. | Active adaptive selective control system |
US5699437A (en) * | 1995-08-29 | 1997-12-16 | United Technologies Corporation | Active noise control system using phased-array sensors |
US5710822A (en) * | 1995-11-07 | 1998-01-20 | Digisonix, Inc. | Frequency selective active adaptive control system |
US5706344A (en) * | 1996-03-29 | 1998-01-06 | Digisonix, Inc. | Acoustic echo cancellation in an integrated audio and telecommunication system |
CA2179794A1 (en) * | 1996-06-24 | 1997-12-25 | Radamis Botros | Invisible acoustic screen for open-plan offices and the like |
US5930371A (en) * | 1997-01-07 | 1999-07-27 | Nelson Industries, Inc. | Tunable acoustic system |
US6295363B1 (en) | 1997-03-20 | 2001-09-25 | Digisonix, Inc. | Adaptive passive acoustic attenuation system |
US5978489A (en) * | 1997-05-05 | 1999-11-02 | Oregon Graduate Institute Of Science And Technology | Multi-actuator system for active sound and vibration cancellation |
US6496581B1 (en) * | 1997-09-11 | 2002-12-17 | Digisonix, Inc. | Coupled acoustic echo cancellation system |
ATE343915T1 (de) * | 1999-12-09 | 2006-11-15 | Azoteq Pty Ltd | Sprachverteilungssystem |
JP4409755B2 (ja) * | 2000-12-15 | 2010-02-03 | パナソニック株式会社 | 能動騒音制御装置 |
US6549629B2 (en) | 2001-02-21 | 2003-04-15 | Digisonix Llc | DVE system with normalized selection |
US20060039569A1 (en) * | 2004-08-19 | 2006-02-23 | Antaki Patrick R | Noise canceling toilet |
WO2008090544A2 (en) * | 2007-01-22 | 2008-07-31 | Silentium Ltd. | Quiet fan incorporating active noise control (anc) |
US20090136052A1 (en) * | 2007-11-27 | 2009-05-28 | David Clark Company Incorporated | Active Noise Cancellation Using a Predictive Approach |
ES2834442T3 (es) | 2011-05-11 | 2021-06-17 | Silentium Ltd | Sistema y método de control del ruido |
US9928824B2 (en) | 2011-05-11 | 2018-03-27 | Silentium Ltd. | Apparatus, system and method of controlling noise within a noise-controlled volume |
US20190251948A1 (en) * | 2016-04-05 | 2019-08-15 | Sony Corporation | Signal processing device, signal processing method, and program |
JP7123492B2 (ja) * | 2018-12-26 | 2022-08-23 | アルパイン株式会社 | 能動型騒音制御システム、能動型騒音制御システムの設定方法及びオーディオシステム |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4677677A (en) * | 1985-09-19 | 1987-06-30 | Nelson Industries Inc. | Active sound attenuation system with on-line adaptive feedback cancellation |
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 |
US4736431A (en) * | 1986-10-23 | 1988-04-05 | Nelson Industries, Inc. | Active attenuation system with increased dynamic range |
US4815139A (en) * | 1988-03-16 | 1989-03-21 | Nelson Industries, Inc. | Active acoustic attenuation system for higher order mode non-uniform sound field in a duct |
US4837834A (en) * | 1988-05-04 | 1989-06-06 | Nelson Industries, Inc. | Active acoustic attenuation system with differential filtering |
US5105377A (en) * | 1990-02-09 | 1992-04-14 | Noise Cancellation Technologies, Inc. | Digital virtual earth active cancellation system |
US4987598A (en) * | 1990-05-03 | 1991-01-22 | Nelson Industries | Active acoustic attenuation system with overall modeling |
US5140640A (en) * | 1990-08-14 | 1992-08-18 | The Board Of Trustees Of The University Of Illinois | Noise cancellation system |
US5216721A (en) * | 1991-04-25 | 1993-06-01 | Nelson Industries, Inc. | Multi-channel active acoustic attenuation system |
-
1991
- 1991-11-15 US US07/794,115 patent/US5216722A/en not_active Expired - Lifetime
-
1992
- 1992-10-30 EP EP92309995A patent/EP0542457B1/de not_active Expired - Lifetime
- 1992-10-30 DE DE69228854T patent/DE69228854T2/de not_active Expired - Lifetime
- 1992-11-13 CA CA002082890A patent/CA2082890C/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
US5216722A (en) | 1993-06-01 |
CA2082890A1 (en) | 1993-05-16 |
EP0542457A3 (en) | 1994-06-29 |
CA2082890C (en) | 1998-07-14 |
EP0542457B1 (de) | 1999-04-07 |
DE69228854T2 (de) | 2000-01-05 |
EP0542457A2 (de) | 1993-05-19 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8328 | Change in the person/name/address of the agent |
Representative=s name: BONGEN, RENAUD & PARTNER, 70173 STUTTGART |