EP3529799A1 - Verfahren und vorrichtung zur unterdrückung von aus dem betrieb eines kraftfahrzeugseitigen antriebsaggregats resultierenden akustischen störsignalen - Google Patents
Verfahren und vorrichtung zur unterdrückung von aus dem betrieb eines kraftfahrzeugseitigen antriebsaggregats resultierenden akustischen störsignalenInfo
- Publication number
- EP3529799A1 EP3529799A1 EP17794692.8A EP17794692A EP3529799A1 EP 3529799 A1 EP3529799 A1 EP 3529799A1 EP 17794692 A EP17794692 A EP 17794692A EP 3529799 A1 EP3529799 A1 EP 3529799A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- counter signal
- acoustic
- motor vehicle
- passenger compartment
- physical
- 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.)
- Granted
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
-
- 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
- G10K2210/10—Applications
- G10K2210/128—Vehicles
- G10K2210/1282—Automobiles
Definitions
- the invention relates to a method for suppressing resulting from the operation of a motor vehicle-side drive unit, introduced into a passenger compartment of the motor vehicle acoustic interference signals by means of at least one artificially generated, defined by at least one Jacobsignalparameter, acoustic counter signal.
- Corresponding methods are basically known as "engine order cancellations" in the field of motor vehicle audio engineering.
- the objective of corresponding methods is always the most complete possible suppression of resulting from the operation of a motor vehicle-side drive unit, introduced into a passenger compartment of the motor vehicle acoustic interference signals
- the principle of corresponding methods is typically based on detecting an acoustic interference signal by means of suitable sensors and on the basis of the detected acoustic interference signal artificially generating an acoustic counter signal and by means of a suitable output device in the passenger compartment
- the acoustic counter signal causes, in particular due to an opposite to the phase of the acoustic interference signal phase, a, possibly complete, Unterdrüc kung of the acoustic interference signal.
- the possible suppression by means of appropriate methods suppression of corresponding acoustic interference signals is sometimes significantly dependent on the prevailing in the passenger compartment physical conditions.
- the prevailing in the passenger compartment physical conditions may, for. B. significant influence on the sound distribution speed, which has a negative effect on the detection of acoustic Störsingale or the generation impact acoustic counterparts and therefore may not result in optimal suppression of the acoustic noise.
- the invention is based on the object, on the other hand, in particular with regard to the suppression of acoustic interference signals under different physical conditions in a passenger compartment, improved method for suppressing resulting from the operation of a motor vehicle-side drive unit, introduced into a passenger compartment of the vehicle acoustic interference signals by means of at least one artificially generated, defined by at least one counter signal parameter to specify acoustic counter signal.
- the object is achieved by a method according to claim 1.
- the dependent claims relate to possible embodiments of the method.
- the object is further achieved by a device according to claim 10.
- the dependent claims relate to possible embodiments of the device.
- the method described herein serves to suppress acoustic interference signals resulting from the operation of a motor vehicle-side drive unit and introduced into a passenger compartment of the motor vehicle, ie, in particular vibrations, by means of at least one artificially generated acoustic counter signal defined by at least one counter signal parameter.
- the method thus enables an acoustic suppression or attenuation of corresponding acoustic interference signals, hereinafter referred to as interference signals by the generation of artificial acoustic counterparts, in the following short speech of counter-signals is mentioned.
- interfering signals are detected by means of a suitable sensor system in the context of the method and artificially generated on the basis of the detected interference signals counter-signals and output to the passenger compartment.
- the counter-signals cause, in particular due to a phase opposite to the phase of the respective interference signals, an optionally complete suppression of the interference signals.
- the method comprises the steps explained in more detail below:
- At least one physical quantity of which, of course, also a value or value range of a specific physical variable, i. H. z.
- a pressure, humidity or temperature value is to be understood, detected in the passenger compartment of the motor vehicle.
- the physical size may be z.
- the pressure, humidity or temperature in or within the passenger compartment can be detected.
- several (different) physical quantities can be detected. In all cases, the detection of respective physical quantities allows, depending on the number of detected physical quantities, more or less complete image of the physical, possibly climatic, conditions in the passenger compartment.
- the detection of respective physical variables takes place by means of a suitable motor vehicle-side detection device, which is equipped with suitable, in particular within the passenger compartment arranged or trained, detection elements with respect to the respective physical quantities to be detected.
- a suitable motor vehicle-side detection device which is equipped with suitable, in particular within the passenger compartment arranged or trained, detection elements with respect to the respective physical quantities to be detected.
- detection elements it may, for. B. to pressure, humidity or temperature sensors.
- a detection information describing the at least one detected physical variable in the passenger compartment of the motor vehicle is generated.
- the detected physical quantity (s) or values are thus mapped in a data acquisition (further) processable information.
- the generation of the detection information can take place in the detection device.
- At least one acoustic counter signal parameter influencing the counter signal is selected.
- the selection typically takes place from a memory device which contains a plurality of counter signal parameters or in which several Counter signal parameters are stored in the data.
- counter-signal parameters assigned in each case to at least one specific physical variable or a specific value or value range of a specific physical variable are stored in the memory device; respective counter signal parameters are thus in particular linked to a specific physical quantity or a specific value or value range of a specific physical quantity.
- the selection of a corresponding counter signal parameter takes place on the basis of the physical quantity described by the detection information, a counter signal parameter whose associated physical variable corresponds to the physical variable described by the detection information being selected.
- suitable selection algorithms can be used.
- the memory device can be configured as a look-up table.
- the assignment of respective counter signal parameters to respective physical quantities can be made on the basis of corresponding preliminary investigations, in which the influence of different physical parameters in the passenger compartment on the suppression of corresponding interference signals in the passenger compartment was investigated, obtained assignment criteria.
- transfer functions as examples of corresponding counter signal parameters z. B. have been measured for different temperatures and then stored linked to the respective temperature in the storage device.
- At least one counter signal influencing the counter signal, in particular preselected counter signal parameters is adjusted or changed as a function of the physical variable described by the acquisition information.
- the adaptation of the, in particular preselected, counter-signal parameter can be effected by means of an adaptation function or regulation selected in dependence on the physical variable described by the detection information, ie in general an adaptation algorithm.
- the adaptation function can, for. B. include an interpolation or extrapolation of a respective Schwarzsignalparameters with respect to a specific target size.
- the selection of an adaptation function typically takes place from a memory device which contains a plurality of adaptation functions and which contains a plurality of adaptation functions or in which a plurality of counter-signal parameters are stored in data.
- a memory device which contains a plurality of adaptation functions and which contains a plurality of adaptation functions or in which a plurality of counter-signal parameters are stored in data.
- at least one specific physical variable or a specific value or value range of a specific physical variable associated adaptation functions are stored in the memory device; respective adaptation functions are thus stored, in particular, linked to a specific physical quantity or a specific value or value range of a specific physical quantity.
- the selection of a corresponding matching function is made on the basis of the physical quantity described by the detection information, selecting an adaptation function whose associated physical quantity or value corresponds to the physical quantity described by the detection information. For this purpose, again suitable selection algorithms can be used.
- the memory device can in turn be configured as a look-up table.
- the assignment of respective adaptation functions to respective physical quantities can in turn be carried out on the basis of corresponding preliminary investigations, in which the influence of different physical parameters in the passenger compartment on the suppression of corresponding interference signals in the passenger compartment was investigated, assigned assignment criteria.
- An adaptation function can also be used to adjust EOC parameters or EOC tuning parameters, such as EOC parameters.
- EOC parameters or EOC tuning parameters can take place by means of an adaptation function selected as a function of the physical variable described by the detection information.
- the EOC parameters or EOC tuning parameters influence corresponding counter signal parameters, therefore An adaptation of counter signal parameters can take place via an adaptation of EOC parameters or EOC tuning parameters.
- the phase of the counter signal or the frequency of the counter signal or a transfer function (English, "transfer path") describing the phase and the frequency of the counter signal, or the intensity of the counter signal can thus be the phase of the counter signal or the frequency of the counter signal or a transfer function describing the phase and the frequency of the counter signal, which typically refers to a specific spatial arrangement of a sensor system for detecting a corresponding interference signal relative to an output device for outputting a corresponding counter signal, or vice versa, or the intensity of the counter signal
- the third step of the method can accordingly be used to select or adapt a corresponding transfer function depending on the physical quantity described by the acquisition information, for example.
- a counter signal is generated on the basis of the at least one selected counter signal parameter and / or on the basis of the at least one adapted counter signal parameter.
- the generation of the counter signal or its acoustic properties is based or on the one hand on the one hand on the interference signal to be suppressed and on the other hand - due to a corresponding selection or adaptation of at least one Jacobsignalparameters - on the physically detected by respective physical quantities detected physical conditions in the passenger compartment.
- the generated counter signal is output to the passenger compartment of the motor vehicle for suppressing resulting from the operation of the motor vehicle-side drive unit, introduced into the passenger compartment of the motor vehicle noise.
- the output takes place by means of a suitable, in particular arranged in the passenger compartment or trained, output device.
- the output device can, for. B. be configured as a speaker device or at least include such.
- the at least one physical quantity is continuous or discontinuous, ie. H. z. B. at certain regular or irregular (time) intervals, is recorded.
- a counter signal can be defined or defined by a plurality of counter signal parameters.
- selecting the at least one counter signal parameter influencing the counter signal it is of course also possible to select all counter signal parameters influencing the counter signal parameter, so that a completely new counter signal is selected.
- all the counter signal parameters influencing the counter signal parameter can be adapted so that a complete counter signal is adjusted.
- the invention also relates to a device for suppressing resulting from the operation of a motor vehicle-side drive unit, introduced in a passenger compartment of the motor vehicle interference signals by means of at least one artificially generated, defined by at least one counter signal parameter counter signal, in particular according to a method as described above.
- the device comprises a detection device, a control device, a memory device and an output device.
- the detection device is designed to detect at least one physical quantity, ie, for example, the pressure or the humidity or the temperature, in the passenger compartment of a motor vehicle.
- the control device is for generating at least one detection information describing the at least one detected physical variable in the passenger compartment of the motor vehicle and for selecting at least one counter signal parameter influencing the counter signal depending on the physical quantity described by the detection information from the memory device and / or for adapting at least one of the acoustic ones Counter signal influencing counter signal parameter, ie, for example, the phase of the counter signal or the frequency of the counter signal or a phase and the frequency of the counter signal descriptive transfer function or the intensity of the counter signal, depending on the physical size described by the detection information from a memory device and for generating a Counter signal based on the at least one selected counter signal parameter and / or based on the at least one matched counter signal parameter set up.
- the output device is set up for outputting the generated counter signal into the passenger compartment of the motor vehicle for the purpose of suppressing interference signals resulting from the operation of the motor vehicle-side drive unit and introduced into the passenger compartment of the motor vehicle.
- the device can be developed as follows:
- the memory device may include a plurality of acoustic counter signal parameters.
- acoustic counter signal parameters assigned in each case to at least one specific physical variable can be stored in data.
- the control device can be set up to perform the adaptation of the, in particular preselected, acoustic counter signal parameter by means of an adaptation function selected as a function of the physical variable described by the detection information.
- the storage device may include multiple adjustment functions.
- matching functions assigned to at least one specific physical variable can be stored in data.
- the detection device can be set up to record a course of the at least one physical variable that is time-dependent over a specific period of time.
- the detection device can also be set up to detect the at least one physical variable continuously or discontinuously.
- the control device can be set up to select all the counter signal parameters influencing the counter signal parameter in the context of selecting the at least one counter signal parameter influencing the counter signal parameter, so that a completely new acoustic counter signal is selected and / or, in the course of adapting the at least one counter signal parameter influencing the acoustic counter signal influencing the counter signal parameter Adjust counter signal parameters so that a complete acoustic counter signal is adjusted.
- the invention relates to a motor vehicle, d. H. in particular a passenger car.
- the motor vehicle comprises at least one drive unit, d. H. in particular an electric motor and / or an internal combustion engine, resulting from the operation of the drive unit in a passenger compartment of the motor vehicle introduced acoustic interference signal.
- the motor vehicle comprises a device as described. Consequently, all embodiments in connection with the device and the method also apply analogously to the motor vehicle.
- FIGURE shows a schematic diagram of a device according to an embodiment.
- the device 1 shown in the figure is arranged or formed in a purely schematically indicated motor vehicle 2 and for suppressing from the operation of the motor vehicle side drive unit 3, ie typically an electric and / or an internal combustion engine, resulting in the passenger compartment 4 of the motor vehicle 2 introduced interference signals 5, ie in particular vibrations, by means of at least one artificially generated, defined by at least one counter signal parameter counter 6 set.
- corresponding interference signals 5 can be detected and based on the detected interference signals 5 artificially generate counter signals 6 and output to the passenger compartment 4.
- the device 1 comprises for this purpose as a functional components a sensor 7, z. B. in the form of one or more microphone device (s), for detecting corresponding interference signals 5 and an output device 8, z. B. in the form of one or more speaker devices, for outputting corresponding counter signals 6 in the passenger compartment 4.
- the sensor 7 and the output device 8 are (in terms of data) with a central hardware and / or software implemented Control device 9 connected as a further functional component of the device 1.
- the detection device 10 and the memory device 1 1 are also (in terms of data) connected to the control device 9.
- the detector 10 is for detecting at least one physical quantity, i. H. z. As the pressure or the humidity or the temperature, in the passenger compartment 4 and includes suitable detection elements (not shown), d. H. z. B. pressure, humidity or temperature sensors.
- the storage device 1 optionally configured as a look-up table, is set up to store data or information and for this purpose comprises suitable data storage elements (not shown).
- a method for suppressing (damping) resulting from the operation of the drive unit 3, introduced into the passenger compartment 4 interference signals 5 by means of artificially generated, defined by at least one Jacobsignalparameter counterparts 6 implement.
- the method thus enables the acoustic suppression or attenuation of corresponding interference signals 5 by the targeted generation of artificial counterparts 6.
- the counterparts 6 cause, in particular due to a phase opposite to the phase of the respective interference signal 5, an optionally complete suppression of the interference signals 5.
- At least one physical variable which naturally also includes a value or value range of the respective specific physical variable, ie, a pressure, humidity or temperature value, is understood in the passenger compartment 4 detected.
- the physical size may, as mentioned, for.
- the pressure, the humidity or the temperature in or within the passenger compartment 4 act.
- the detection of respective physical quantities allows, depending on the number of detected physical quantities, more or less complete image of the physical, possibly climatic, conditions in the passenger compartment 4.
- the detection of the physical variable (s) can be continuous or discontinuous and also a include a time-dependent history of a physical quantity.
- a second step of the method is, for.
- a the at least one detected physical quantity descriptive detection information generated.
- the physical quantity (s) or values detected by means of the detection device 10 are accordingly imaged in a detection data which can be further processed in terms of data.
- a third step of the method depending on the physical quantity (s) described by the detection information, at least one counter signal parameter influencing the counter signal 6 is selected from the memory device 11.
- a plurality of counter signal parameters are stored in terms of data.
- Respective counter signal parameters are stored linked to a specific physical quantity or a specific value or value range of a specific physical quantity.
- Respective counter signal parameters accordingly a certain physical quantity or a specific value or range of values of a certain physical size is assigned.
- the selection of a corresponding counter signal parameter takes place on the basis of the physical variable described by the detection information, a counter signal parameter whose associated physical variable or its assigned value corresponds to the physical quantity described by the detection information being selected.
- suitable selection algorithms can be used.
- the assignment of respective counter signal parameters to respective physical quantities can be based on preliminary investigations, in which the influence of different physical Parameter was examined on the suppression of corresponding interference signals 5 in the passenger compartment 4, obtained assignment criteria.
- An adaptation function can also be used to adjust EOC parameters or EOC tuning parameters, such as EOC parameters.
- EOC parameters or EOC tuning parameters can take place by means of an adaptation function selected as a function of the physical variable described by the detection information.
- the EOC parameters and / or EOC tuning parameters influence corresponding counter signal parameters, which means that adjustment of counter signal parameters can take place via adaptation of EOC parameters or EOC tuning parameters.
- At least one counter signal signal influencing the counter signal 6, in particular preselected counter signal parameter is adjusted or changed as a function of the physical variable described by the acquisition information.
- the adaptation of the counter signal parameter takes place by means of an adaptation function or regulation selected in dependence on the physical quantity described by the detection information, ie in general an adaptation algorithm.
- the adaptation function can, for. B. include an interpolation or extrapolation of a respective Jacobsignalparameters with respect to a specific target size.
- the selection of an adaptation function takes place as a function of the physical quantity described by the detection information.
- a plurality of counter signal parameters are stored in terms of data.
- Respective adjustment functions are stored linked to a specific physical quantity or a specific physical value or value range of a specific physical quantity. Respective customization functions are therefore assigned a specific physical quantity or a specific value or range of values of a specific physical quantity.
- the selection of a corresponding matching function is made on the basis of the physical quantity described by the detection information, wherein a Matching function whose associated physical size or their associated value corresponds to the physical size described by the detection information is selected. For this purpose, again suitable selection algorithms can be used.
- the assignment of respective adaptation functions to respective physical quantities can in turn be carried out on the basis of corresponding preliminary examinations in which the influence of different physical parameters on the suppression of corresponding interference signals in the passenger compartment 4 was investigated.
- corresponding Gegensignalparametern it may be z. B. to the phase of the counter signal 6 or the frequency of the counter signal 6 or a phase and the frequency of the counter signal 6 descriptive transfer function or the intensity of the counter signal 6 act.
- the transfer function typically refers to the specific spatial arrangement of the sensor system 7 indicated in the figure by the double arrow for detecting a corresponding interference signal 5 relative to the output device 8 for outputting a corresponding counter signal 6.
- the counter signal 6 is generated in the control device 9 on the basis of the selected counter signal parameter and / or on the basis of the adjusted counter signal parameter.
- the generation of the counter signal 6 or its acoustic properties is based or based on the one hand on the interference signal to be suppressed 5 and on the other hand on the physical conditions in the passenger compartment 4 represented by respective detected physical variables.
- the generated counter signal 6 is output by means of the output device 8 into the passenger compartment 4 for suppressing corresponding interference signals 5.
- the counter signal 6 typically has a phase opposite to the interference signal 5 to be suppressed.
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Fittings On The Vehicle Exterior For Carrying Loads, And Devices For Holding Or Mounting Articles (AREA)
- Soundproofing, Sound Blocking, And Sound Damping (AREA)
Abstract
Description
Claims
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102016120038.7A DE102016120038A1 (de) | 2016-10-20 | 2016-10-20 | Verfahren und Vorrichtung zur Unterdrückung von aus dem Betrieb eines kraftfahrzeugseitigen Antriebsaggregats resultierenden akustischen Störsignalen |
| PCT/EP2017/076890 WO2018073431A1 (de) | 2016-10-20 | 2017-10-20 | Verfahren und vorrichtung zur unterdrückung von aus dem betrieb eines kraftfahrzeugseitigen antriebsaggregats resultierenden akustischen störsignalen |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| EP3529799A1 true EP3529799A1 (de) | 2019-08-28 |
| EP3529799B1 EP3529799B1 (de) | 2024-12-04 |
Family
ID=60268354
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| EP17794692.8A Active EP3529799B1 (de) | 2016-10-20 | 2017-10-20 | Verfahren und vorrichtung zur unterdrückung von aus dem betrieb eines kraftfahrzeugseitigen antriebsaggregats resultierenden akustischen störsignalen |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US11024281B2 (de) |
| EP (1) | EP3529799B1 (de) |
| CN (1) | CN109844853A (de) |
| DE (1) | DE102016120038A1 (de) |
| WO (1) | WO2018073431A1 (de) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11341950B2 (en) * | 2018-09-12 | 2022-05-24 | Ask Industries Gmbh | Method and device for generating acoustic compensation signals |
| EP4049268A4 (de) * | 2019-10-27 | 2023-12-13 | Silentium Ltd. | Vorrichtung, system und verfahren zur aktiven geräuschsteuerung (anc) basierend auf heizungs-, lüftungs- und klimaanlagen (hlk)-konfiguration |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05124476A (ja) * | 1991-10-31 | 1993-05-21 | Isuzu Motors Ltd | 車室内騒音の低減装置 |
| US20090058633A1 (en) * | 2007-08-31 | 2009-03-05 | Matsushita Electric Industrial Co., Ltd. | Anc notch filter adaptation system and method for handling road noise peak shifts in a motor vehicle |
| US20130108067A1 (en) * | 2011-11-02 | 2013-05-02 | J. Eberspacher Gmbh & Co. Kg | Overload protection for loudspeakers in exhaust systems |
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| DE4236155C2 (de) * | 1992-10-20 | 1996-02-08 | Gsp Sprachtechnologie Ges Fuer | Verfahren und Anordnung zur aktiven Innengeräuschreduzierung bei Fahrzeugen |
| DE19531402C2 (de) * | 1995-08-26 | 1999-04-01 | Mannesmann Sachs Ag | Vorrichtung und Verfahren zum Beeinflussen von Schwingungen in einem Fahrgastraum eines Kraftfahrzeugs und Vorrichtung und Verfahren zum Erkennen von Defekten an einem Kraftfahrzeug |
| US20010046300A1 (en) * | 2000-04-17 | 2001-11-29 | Mclean Ian R. | Offline active control of automotive noise |
| US20030187527A1 (en) * | 2002-03-28 | 2003-10-02 | International Business Machines Corporation | Computer-based onboard noise suppression devices with remote web-based management features |
| US20070188308A1 (en) * | 2006-02-14 | 2007-08-16 | Lavoie Bruce S | Vehicular indicator audio controlling |
| JP2012186594A (ja) * | 2011-03-04 | 2012-09-27 | Sony Corp | 音響装置、音響調整方法およびプログラム |
| DE102011087765A1 (de) * | 2011-12-05 | 2013-06-06 | Robert Bosch Gmbh | Verfahren und Vorrichtung zum Dämpfen und/oder Verstärken eines in eine Fahrgastzelle eines Kraftfahrzeugs eingeleiteten Geräuschs |
| US20160167478A1 (en) * | 2013-05-27 | 2016-06-16 | Hallavisteon Climate Control Corp. | Air conditioning system for motor vehicles |
| KR101500150B1 (ko) * | 2013-09-25 | 2015-03-06 | 현대자동차주식회사 | 차량의 음향 제어 장치 및 방법 |
| JP6475503B2 (ja) * | 2014-02-12 | 2019-02-27 | 本田技研工業株式会社 | 車両用振動騒音低減装置 |
| US20150249886A1 (en) * | 2014-03-03 | 2015-09-03 | Cvg Management Corporation | Noise mitigation seating |
-
2016
- 2016-10-20 DE DE102016120038.7A patent/DE102016120038A1/de active Pending
-
2017
- 2017-10-20 CN CN201780064782.7A patent/CN109844853A/zh active Pending
- 2017-10-20 WO PCT/EP2017/076890 patent/WO2018073431A1/de not_active Ceased
- 2017-10-20 EP EP17794692.8A patent/EP3529799B1/de active Active
- 2017-10-20 US US16/343,944 patent/US11024281B2/en active Active
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|---|---|---|---|---|
| JPH05124476A (ja) * | 1991-10-31 | 1993-05-21 | Isuzu Motors Ltd | 車室内騒音の低減装置 |
| US20090058633A1 (en) * | 2007-08-31 | 2009-03-05 | Matsushita Electric Industrial Co., Ltd. | Anc notch filter adaptation system and method for handling road noise peak shifts in a motor vehicle |
| US20130108067A1 (en) * | 2011-11-02 | 2013-05-02 | J. Eberspacher Gmbh & Co. Kg | Overload protection for loudspeakers in exhaust systems |
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Also Published As
| Publication number | Publication date |
|---|---|
| US20190244599A1 (en) | 2019-08-08 |
| DE102016120038A1 (de) | 2018-04-26 |
| EP3529799B1 (de) | 2024-12-04 |
| US11024281B2 (en) | 2021-06-01 |
| CN109844853A (zh) | 2019-06-04 |
| WO2018073431A1 (de) | 2018-04-26 |
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