DE69522708D1 - Frequenzfokussierte schwinggeber für aktive systeme zur schwingungsenergie-minderung - Google Patents
Frequenzfokussierte schwinggeber für aktive systeme zur schwingungsenergie-minderungInfo
- Publication number
- DE69522708D1 DE69522708D1 DE69522708T DE69522708T DE69522708D1 DE 69522708 D1 DE69522708 D1 DE 69522708D1 DE 69522708 T DE69522708 T DE 69522708T DE 69522708 T DE69522708 T DE 69522708T DE 69522708 D1 DE69522708 D1 DE 69522708D1
- Authority
- DE
- Germany
- Prior art keywords
- vibrators
- focused
- frequency
- vibration energy
- reduce vibration
- 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
- G10K11/17821—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
- G10K11/17823—Reference signals, e.g. ambient acoustic environment
-
- 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
- G10K11/1785—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
- G10K2210/128—Vehicles
-
- 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
- G10K2210/3027—Feedforward
-
- 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
- G10K2210/3028—Filtering, e.g. Kalman filters or special analogue or digital filters
-
- 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
- G10K2210/50—Miscellaneous
- G10K2210/509—Hybrid, i.e. combining different technologies, e.g. passive and active
-
- 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
- G10K2210/51—Improving tonal quality, e.g. mimicking sports cars
-
- 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
- G10K2210/512—Wide band, e.g. non-recurring signals
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/347,521 US5754662A (en) | 1994-11-30 | 1994-11-30 | Frequency-focused actuators for active vibrational energy control systems |
PCT/US1995/014852 WO1996017340A1 (en) | 1994-11-30 | 1995-11-14 | Frequency-focused actuators for active vibrational energy control systems |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69522708D1 true DE69522708D1 (de) | 2001-10-18 |
DE69522708T2 DE69522708T2 (de) | 2002-07-11 |
Family
ID=23364056
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69522708T Expired - Fee Related DE69522708T2 (de) | 1994-11-30 | 1995-11-14 | Frequenzfokussierte schwinggeber für aktive systeme zur schwingungsenergie-minderung |
Country Status (4)
Country | Link |
---|---|
US (1) | US5754662A (de) |
EP (1) | EP0795169B1 (de) |
DE (1) | DE69522708T2 (de) |
WO (1) | WO1996017340A1 (de) |
Families Citing this family (36)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FI973455A (fi) * | 1997-08-22 | 1999-02-23 | Nokia Mobile Phones Ltd | Menetelmä ja järjestely melun vaimentamiseksi tilassa muodostamalla vastamelua |
US5954169A (en) * | 1997-10-24 | 1999-09-21 | Lord Corporation | Adaptive tuned vibration absorber, system utilizing same and method of controlling vibration therewith |
US7062049B1 (en) * | 1999-03-09 | 2006-06-13 | Honda Giken Kogyo Kabushiki Kaisha | Active noise control system |
US6529073B1 (en) | 1999-05-06 | 2003-03-04 | Lord Corporation | Active control system and amplifiers including damping loops and power supplies with over-voltage protection pre-regulators |
US6865466B2 (en) * | 2000-04-27 | 2005-03-08 | American Axle & Manufacturing, Inc. | Active vibration cancellation of gear mesh vibration |
US20030169888A1 (en) * | 2002-03-08 | 2003-09-11 | Nikolas Subotic | Frequency dependent acoustic beam forming and nulling |
US6957516B2 (en) * | 2002-12-03 | 2005-10-25 | Smart Skin, Inc. | Acoustically intelligent windows |
US7556597B2 (en) * | 2003-11-07 | 2009-07-07 | Otologics, Llc | Active vibration attenuation for implantable microphone |
US7213099B2 (en) * | 2003-12-30 | 2007-05-01 | Intel Corporation | Method and apparatus utilizing non-uniformly distributed DRAM configurations and to detect in-range memory address matches |
US7840020B1 (en) | 2004-04-01 | 2010-11-23 | Otologics, Llc | Low acceleration sensitivity microphone |
US7529845B2 (en) * | 2004-09-15 | 2009-05-05 | Nokia Corporation | Compressing, filtering, and transmitting of protocol messages via a protocol-aware intermediary node |
WO2006076531A2 (en) * | 2005-01-11 | 2006-07-20 | Otologics, Llc | Active vibration attenuation for implantable microphone |
US8096937B2 (en) | 2005-01-11 | 2012-01-17 | Otologics, Llc | Adaptive cancellation system for implantable hearing instruments |
FR2899011B1 (fr) * | 2006-03-24 | 2008-07-18 | Eurocopter France | Procede et dispositif de traitement du bruit a bord d'un aeronef |
US9558732B2 (en) * | 2007-08-15 | 2017-01-31 | Iowa State University Research Foundation, Inc. | Active noise control system |
EP2051543B1 (de) * | 2007-09-27 | 2011-07-27 | Harman Becker Automotive Systems GmbH | Automatische Bassregelung |
US8472654B2 (en) * | 2007-10-30 | 2013-06-25 | Cochlear Limited | Observer-based cancellation system for implantable hearing instruments |
JP5707663B2 (ja) * | 2008-04-18 | 2015-04-30 | 富士通株式会社 | 能動消音装置 |
EP2241502B1 (de) * | 2009-04-13 | 2017-03-08 | Sikorsky Aircraft Corporation | Aktive Schwingungsunterdrückung durch Leistungsminimierung |
FR2997219B1 (fr) | 2012-10-23 | 2014-12-05 | Eurocopter France | Procede et dispositif actif de traitement de bruit a bord d'un vehicule, et vehicule muni d'un tel dispositif |
US9482644B2 (en) * | 2013-09-17 | 2016-11-01 | Ata Engineering, Inc. | Methods and apparatus for high-resolution continuous scan imaging using vold-kalman filtering |
CN103500575B (zh) * | 2013-09-24 | 2016-04-20 | 同济大学 | 一种预测主动噪声控制系统降噪效果的方法 |
US9489937B1 (en) * | 2014-03-07 | 2016-11-08 | Trace Live Network Inc. | Real-time noise reduction system for dynamic motor frequencies aboard an unmanned aerial vehicle (UAV) |
US10284968B2 (en) | 2015-05-21 | 2019-05-07 | Cochlear Limited | Advanced management of an implantable sound management system |
US10354638B2 (en) * | 2016-03-01 | 2019-07-16 | Guardian Glass, LLC | Acoustic wall assembly having active noise-disruptive properties, and/or method of making and/or using the same |
US10134379B2 (en) | 2016-03-01 | 2018-11-20 | Guardian Glass, LLC | Acoustic wall assembly having double-wall configuration and passive noise-disruptive properties, and/or method of making and/or using the same |
US11335312B2 (en) | 2016-11-08 | 2022-05-17 | Andersen Corporation | Active noise cancellation systems and methods |
US10304473B2 (en) | 2017-03-15 | 2019-05-28 | Guardian Glass, LLC | Speech privacy system and/or associated method |
US10726855B2 (en) | 2017-03-15 | 2020-07-28 | Guardian Glass, Llc. | Speech privacy system and/or associated method |
US10373626B2 (en) | 2017-03-15 | 2019-08-06 | Guardian Glass, LLC | Speech privacy system and/or associated method |
US10276145B2 (en) * | 2017-04-24 | 2019-04-30 | Cirrus Logic, Inc. | Frequency-domain adaptive noise cancellation system |
WO2019213503A1 (en) | 2018-05-04 | 2019-11-07 | Andersen Corporation | Multiband frequency targeting for noise attenuation |
US11168612B2 (en) | 2018-09-21 | 2021-11-09 | Pratt & Whitney Canada Corp. | Signal processing for variable geometry mechanism control |
US10777184B2 (en) | 2018-09-28 | 2020-09-15 | The Boeing Company | Correction of a control signal in an active noise control headrest |
US10672377B2 (en) | 2018-09-28 | 2020-06-02 | The Boeing Company | Feedback-based correction of a control signal in an active noise control system |
US10636408B2 (en) * | 2018-09-28 | 2020-04-28 | The Boeing Company | Headrest-integrated active noise control |
Family Cites Families (26)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3936606A (en) * | 1971-12-07 | 1976-02-03 | Wanke Ronald L | Acoustic abatement method and apparatus |
JPS599699A (ja) * | 1982-07-07 | 1984-01-19 | 日産自動車株式会社 | 自動車の車室内音場制御装置 |
US4689821A (en) * | 1985-09-23 | 1987-08-25 | Lockheed Corporation | Active noise control system |
US4715559A (en) * | 1986-05-15 | 1987-12-29 | Fuller Christopher R | Apparatus and method for global noise reduction |
JP2890196B2 (ja) * | 1986-10-07 | 1999-05-10 | アダプティブ コントロール リミテッド | 能動的振動制御装置もしくはそれに関連する改良 |
US5170433A (en) * | 1986-10-07 | 1992-12-08 | Adaptive Control Limited | Active vibration control |
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 |
JPH0778680B2 (ja) * | 1989-07-24 | 1995-08-23 | 日産自動車株式会社 | 車室内騒音の低減装置 |
JP2748626B2 (ja) * | 1989-12-29 | 1998-05-13 | 日産自動車株式会社 | 能動型騒音制御装置 |
US5133017A (en) * | 1990-04-09 | 1992-07-21 | Active Noise And Vibration Technologies, Inc. | Noise suppression system |
US5272286A (en) * | 1990-04-09 | 1993-12-21 | Active Noise And Vibration Technologies, Inc. | Single cavity automobile muffler |
US5229556A (en) * | 1990-04-25 | 1993-07-20 | Ford Motor Company | Internal ported band pass enclosure for sound cancellation |
US5060271A (en) * | 1990-05-04 | 1991-10-22 | Ford Motor Company | Active muffler with dynamic tuning |
DE4015313A1 (de) * | 1990-05-12 | 1991-11-14 | Opel Adam Ag | Aktives geraeuschminderungssystem fuer den innenraum von kraftfahrzeugen |
JPH0834647B2 (ja) * | 1990-06-11 | 1996-03-29 | 松下電器産業株式会社 | 消音装置 |
EP0465174B1 (de) * | 1990-06-29 | 1996-10-23 | Kabushiki Kaisha Toshiba | Adaptive aktive Lärmunterdrückungseinrichtung |
US5146505A (en) * | 1990-10-04 | 1992-09-08 | General Motors Corporation | Method for actively attenuating engine generated noise |
US5245552A (en) * | 1990-10-31 | 1993-09-14 | The Boeing Company | Method and apparatus for actively reducing multiple-source repetitive vibrations |
US5267320A (en) * | 1991-03-12 | 1993-11-30 | Ricoh Company, Ltd. | Noise controller which noise-controls movable point |
JP3471370B2 (ja) * | 1991-07-05 | 2003-12-02 | 本田技研工業株式会社 | 能動振動制御装置 |
FR2680848B1 (fr) * | 1991-08-29 | 1995-03-17 | Aerospatiale Ste Nat Indle | Procede et dispositif pour filtrer les excitations vibratoires transmises entre deux pieces, notamment entre le rotor et le fuselage d'un helicoptere. |
US5216722A (en) * | 1991-11-15 | 1993-06-01 | Nelson Industries, Inc. | Multi-channel active attenuation system with error signal inputs |
US5267321A (en) * | 1991-11-19 | 1993-11-30 | Edwin Langberg | Active sound absorber |
US5386372A (en) * | 1992-03-12 | 1995-01-31 | Honda Giken Kogyo Kabushiki Kaisha | Vibration/noise control system for vehicles |
WO1995007530A1 (en) * | 1993-09-09 | 1995-03-16 | Noise Cancellation Technologies, Inc. | Global quieting system for stationary induction apparatus |
US5526292A (en) * | 1994-11-30 | 1996-06-11 | Lord Corporation | Broadband noise and vibration reduction |
-
1994
- 1994-11-30 US US08/347,521 patent/US5754662A/en not_active Expired - Lifetime
-
1995
- 1995-11-14 EP EP95939973A patent/EP0795169B1/de not_active Expired - Lifetime
- 1995-11-14 WO PCT/US1995/014852 patent/WO1996017340A1/en active IP Right Grant
- 1995-11-14 DE DE69522708T patent/DE69522708T2/de not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
EP0795169A1 (de) | 1997-09-17 |
WO1996017340A1 (en) | 1996-06-06 |
EP0795169B1 (de) | 2001-09-12 |
US5754662A (en) | 1998-05-19 |
DE69522708T2 (de) | 2002-07-11 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |