EP1931172B1 - Prothèse auditive avec suppression du bruit et procédé correspondant - Google Patents

Prothèse auditive avec suppression du bruit et procédé correspondant Download PDF

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Publication number
EP1931172B1
EP1931172B1 EP06024958A EP06024958A EP1931172B1 EP 1931172 B1 EP1931172 B1 EP 1931172B1 EP 06024958 A EP06024958 A EP 06024958A EP 06024958 A EP06024958 A EP 06024958A EP 1931172 B1 EP1931172 B1 EP 1931172B1
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EP
European Patent Office
Prior art keywords
vent
sound
signal
microphone
hearing device
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.)
Revoked
Application number
EP06024958A
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German (de)
English (en)
Other versions
EP1931172A1 (fr
Inventor
Georg-Erwin Arndt
Frank Koch
Thomas Lotter
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sivantos GmbH
Original Assignee
Siemens Audiologische Technik GmbH
Priority date (The priority date 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 date listed.)
Filing date
Publication date
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Application filed by Siemens Audiologische Technik GmbH filed Critical Siemens Audiologische Technik GmbH
Priority to AT06024958T priority Critical patent/ATE435572T1/de
Priority to EP06024958A priority patent/EP1931172B1/fr
Priority to DK06024958T priority patent/DK1931172T3/da
Priority to DE502006004146T priority patent/DE502006004146D1/de
Priority to US11/998,376 priority patent/US20080130929A1/en
Publication of EP1931172A1 publication Critical patent/EP1931172A1/fr
Application granted granted Critical
Publication of EP1931172B1 publication Critical patent/EP1931172B1/fr
Revoked legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R25/00—Electric hearing aids
    • H04R25/45—Prevention of acoustic reaction, i.e. acoustic oscillatory feedback
    • H04R25/453—Prevention of acoustic reaction, i.e. acoustic oscillatory feedback electronically
    • 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
    • G10K11/17815—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 reference signals and the error signals, i.e. primary 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
    • 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
    • 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
    • G10K11/17873—General system configurations using a reference signal without an error signal, e.g. pure 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
    • 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
    • G10K2210/00—Details of active noise control [ANC] covered by G10K11/178 but not provided for in any of its subgroups
    • G10K2210/10—Applications
    • G10K2210/108—Communication systems, e.g. where useful sound is kept and noise is cancelled
    • G10K2210/1081—Earphones, e.g. for telephones, ear protectors or headsets
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R2460/00—Details of hearing devices, i.e. of ear- or headphones covered by H04R1/10 or H04R5/033 but not provided for in any of their subgroups, or of hearing aids covered by H04R25/00 but not provided for in any of its subgroups
    • H04R2460/11—Aspects relating to vents, e.g. shape, orientation, acoustic properties in ear tips of hearing devices to prevent occlusion

Definitions

  • the present invention relates to a hearing aid having a useful signal interface for receiving an electrical or electromagnetic useful signal, a microphone for receiving a noise signal and a receiver for outputting a processed useful signal, wherein when wearing the hearing aid in or on the ear a Vent is formed, through which a sound transmission function from the microphone to the eardrum of the hearing aid wearer. Moreover, the present invention relates to a corresponding method for reducing noise when wearing a hearing aid.
  • Hearing aids are portable hearing aids that are used to care for the hearing impaired.
  • different types of hearing aids such as behind-the-ear hearing aids (BTE), in-the-ear hearing aids (IDO) and Concha hearing aids are provided.
  • BTE behind-the-ear hearing aids
  • IDO in-the-ear hearing aids
  • Concha hearing aids are provided.
  • the hearing aids listed by way of example are worn on the outer ear or in the ear canal.
  • bone conduction hearing aids, implantable or vibrotactile hearing aids are also available on the market. The stimulation of the damaged hearing takes place either mechanically or electrically.
  • Hearing aids have in principle as essential components an input transducer, an amplifier and an output transducer.
  • the input transducer is usually a sound receiver, z. As a microphone, and / or an electromagnetic receiver, for. B. an induction coil.
  • the output transducer is usually used as an electroacoustic transducer, z. As miniature speaker, or as an electromechanical transducer, z. B. bone conduction, realized.
  • the amplifier is usually integrated in a signal processing unit. This basic structure is in FIG. 1 using the example of a behind-the-ear hearing aid shown. In a hearing aid housing 1 for carrying behind the ear, one or more microphones 2 for receiving the sound from the environment are installed.
  • a signal processing unit 3 which is also integrated in the hearing aid housing 1, processes the microphone signals and amplifies them.
  • the output signal of the signal processing unit 3 is transmitted to a loudspeaker or earpiece 4, which outputs an acoustic signal.
  • the sound is optionally transmitted via a sound tube, which is fixed with an earmold in the ear canal, to the eardrum of the device carrier.
  • the power supply of the hearing device and in particular of the signal processing unit 3 is carried out by a likewise integrated into the hearing aid housing 1 battery. 5
  • vent ventilation channel
  • in-the-ear hearing device or in the earmold for a behind-the-ear hearing device.
  • it is intended to be used for an imaginary circular opening equivalent to one or more actual openings such as those found in open-circuited appliances.
  • Noise suppression techniques are well known for hearing aids. As a rule, the interference in the microphone signal is suppressed and reproduced in a reduced manner. Low-frequency direct sound, which passes the hearing aid over to the eardrum, can not be suppressed in this way. Rather, this is further intensified by the increased playback of the hearing aid.
  • Patent US 5 182 774 A a headphone with noise canceling.
  • a directional microphone picks up the sound pressure inside the headphone housing.
  • a generator generates an anti-noise signal from the microphone signal which is output via the loudspeaker of the headphone.
  • ANC Active Noise Cancellation
  • a hearing device with ear-earmould comprising a signal processing device with an input transducer or first microphone, a signal processor and an output transducer or listener, wherein the signal processor is adapted to produce a compensation signal which at least partially attenuates the acoustic signals enter the ear canal through ventilation holes of the hearing aid.
  • a second microphone is provided in the ear canal from which emanates a signal which is fed back into the signal processing device.
  • a noise-suppressing hearing device known.
  • a positionable in the ear ear canal tube is provided with a microphone for receiving the sound in the ear canal and a speaker, the microphone and the speaker either at the outer end and / or on the inner, the eardrum facing, end of the ear canal tube are to be arranged.
  • the recorded sound signal from the microphone in the ear canal is fed to a data processing unit, wherein the noise contained in the sound is filtered out and fed to the speaker in opposite phase.
  • the object of the present invention is therefore to propose a hearing aid which receives an electrical or electromagnetic useful signal and is better prevented in the disturbing direct sound. Furthermore, a corresponding Störschallunterd Wegungs vide should be presented.
  • this object is achieved by a hearing device with a useful signal interface for receiving an electrical or electromagnetic useful signal, a microphone for receiving a noise outside the ear and a handset for outputting a processed useful signal, wherein when wearing the hearing aid in or on the ear a vent is formed , is given by a sound transmission function of the microphone to the eardrum of the hearing aid wearer, and a filter which is connected between the microphone and the listener and whose transfer function is formed depending on the sound transmission function of the vents such that a passing through the vent to the eardrum Noise by a compensating sound, which is generated on the basis of a single sound signal, namely a resulting from the noise signal of the microphone by the listener, is reduced in an effect on the eardrum.
  • the invention provides a method for reducing background noise when wearing a hearing aid by receiving an electrical or electromagnetic useful signal by the hearing aid, recording a noise outside the ear by a microphone of the hearing aid and outputting a processed useful signal from a handset of the hearing aid, wherein the Carrying the hearing aid in or on the ear a Vent is formed, through which a sound transmission function is given by the microphone to the eardrum of the hearing aid wearer, and by filtering the noise signal of the microphone depending on the sound transmission function of the vents such that a through the vent to the eardrum passing noise by a compensating sound, which is generated on the basis of a single sound signal, namely one of the noise resulting from the background noise of the microphone by the listener, in its effect on the eardrum red is made.
  • a significant reduction of low-frequency direct sound when wearing hearing aids can be achieved by the hearing aid according to the invention and the inventive method.
  • the extent of the reduction depends on the parameters of the respective hearing aid, z. B. Vent diameter, hearing aid type, etc., from.
  • Another advantage of the proposed solution is that no additional hardware components are needed on the hearing aid, since the already existing on a hearing aid external microphone is used to record the noise.
  • the signal processing effort to run the hearing aid is very low, since the determination of the filter (digital filter) is made in advance based on the parameters of the hearing aid configuration.
  • the hearing aid improved according to the invention can be designed for open supply. This is especially the case with a high-frequency supply.
  • the direct sound can reach the eardrum almost unhindered, but according to the invention it is effectively suppressed as far as necessary by the compensating sound.
  • a hearing aid may have an earmold that has a vent for ventilation. Also, the direct sound penetrating through the vent can be effectively reduced according to the invention.
  • the transfer function of the above-mentioned filter may have a vent diameter as a variable parameter. With an open supply, this vent diameter can be an equivalent diameter. This parameter makes it relatively easy to set an effective noise reduction for the individual case.
  • a level limiting circuit is connected between the filter and the listener. This can be prevented that occurs at high signal levels overdriving.
  • the direct sound reaching a tympanic membrane of a hearing aid wearer is reduced by means of out-of-phase cancellation.
  • the hearing aid receives an electrical or electromagnetic signal wirelessly or by cable.
  • a hearing aid signal processor SP processes the useful signal and supplies an output signal to a handset H.
  • the handset H is arranged in the ear or in the auditory canal in the present example, while the remaining part of the hearing aid is outside the ear.
  • the processed useful signal is converted in the receiver H into a useful sound and transmitted acoustically within the auditory canal to the eardrum TF of the hearing aid wearer.
  • the interference signal or ambient signal is recorded with the hearing aid microphone MI, and the resulting interference sound signal is amplified and digitized in an amplifier and A / D converter AD.
  • the digital interference signal is subjected in a filter F for active interference suppression to filtering with the transfer function H_anc. After filtering, the signal is subtracted from the processed payload signal of the signal processor SP in a subtracter SU, i. H. added in antiphase, and in this form also reproduced on the listener H.
  • the hearing aid shell or the otoplastic of the hearing aid has a vent for ventilation, or there is directly open supply. Therefore, the noise can also go directly through the vent or the opening in the ear to the eardrum TF.
  • H_vent For direct sound through the vent results in a transfer function H_vent, which leads to that in the first Low-frequency sound passes through this direct path to the tympanic membrane TF.
  • the transfer function H_anc is set in the filter F in such a way that the reproduced signal is canceled out of phase in phase with the signal which has been passed acoustically through the (equivalent) vent to the eardrum TF.
  • the transfer function H_anc an acoustoelectric conversion in the microphone MI, the processing in the amplifier and converter AD and a model of the vents are taken into account.
  • the transfer function H_imohr represents the e-electro-acoustic transmission of the electrical signal from the speaker to the acoustic signal at the eardrum TF.
  • a hearing aid according to FIG. 3 provided in order to prevent overdriving. This corresponds essentially to that of FIG. 2 .
  • a level limiter PB is inserted in the Störsignalpfad.
  • the digital ANC filter F has to be designed considering hearing aid conditions, since these determine the (electro) acoustic transfer functions H_vent and H_imohr.
  • this hearing aid specific design of the ANC filter F is pre-determined, e.g. As in the hearing aid fitting, designed parametrically.
  • input variables are accordingly FIG. 4 only known parameters such as (equivalent) vent diameter and vent length and hearing aid speaker type.
  • a dashed arrow is in FIG. 4 indicated that other specific parameters can be used as input variables.
  • the analog transfer function H_vent can be determined.
  • the digital filter F can be found by standard methods of signal processing. This is characterized by the corresponding filter coefficients.
  • the hearing aid system specific parameters are also used to determine a threshold from which the override of the loudspeaker H is expected. Accordingly, according to FIG. 4 in the filter design FD also obtained from the input variables, an overdrive threshold. This overdrive threshold is then stored in the level limiter PB (cf. FIG. 3 ) is used to limit the filter output signal.
  • the useful signal is coupled by radio into the hearing aid.
  • the ambient sound is mainly disturbing.
  • any acoustic signal is annoying when a telephone signal is transmitted inductively to the hearing aid.
  • acoustically received noises are disturbing when a piece of music is transmitted via radio interface to the hearing aid.
  • the hearing aid according to the invention or the method according to the invention can also advantageously be used for active ear plugs and, for example, during playback for wireline transmitted music (eg via an audio shoe).

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  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • General Health & Medical Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Neurosurgery (AREA)
  • Otolaryngology (AREA)
  • Signal Processing (AREA)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
  • Headphones And Earphones (AREA)
  • Noise Elimination (AREA)
  • Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
  • Circuit For Audible Band Transducer (AREA)

Claims (9)

  1. Prothèse auditive comprenant :
    - une interface de signal désiré pour l'enregistrement d'un signal désiré électrique ou électromagnétique,
    - un microphone (MI) pour l'enregistrement d'un bruit parasite au-dessus de l'oreille et
    - un écouteur (H) pour la délivrance d'un signal désiré traité,
    - un évent étant formé lors du port de la prothèse auditive dans ou sur l'oreille, par lequel on a une fonction de transmission de bruit (H_vent) du microphone (MI) vers le tympan (TF) de la prothèse auditive,
    caractérisée par
    - un filtre (F), qui est branché entre le microphone (MI) et l'écouteur (H) et dont la fonction de transmission (H_anc) est formée en fonction de la fonction de transmission de bruit (H_vent) de l'évent de telle sorte qu'un bruit parasite arrivant par l'évent au tympan (TF) est réduit dans son effet sur le tympan (TF) par un bruit de compensation qui est généré sur la base d'un unique signal sonore, à savoir d'un signal sonore parasite résultant du bruit parasite, du microphone (MI) par l'écouteur (H).
  2. Prothèse auditive selon la revendication 1, qui est conçue pour les appareillages ouverts.
  3. Prothèse auditive selon la revendication 1, qui présente une otoplastie avec un évent.
  4. Prothèse auditive selon l'une quelconque des revendications précédentes, la fonction de transmission (H_anc) présentant un diamètre d'évent comme diamètre variable.
  5. Prothèse auditive selon la revendication 4, le diamètre d'évent étant un diamètre équivalent pour des appareillages ouverts.
  6. Prothèse auditive selon l'une quelconque des revendications précédentes, un circuit de limitation de niveau (PB) étant branché entre le filtre (F) et l'écouteur (H).
  7. Procédé pour réduire un bruit parasite lors du port d'une prothèse auditive par
    - enregistrement d'un signal désiré électronique ou électromagnétique par la prothèse auditive,
    - enregistrement d'un bruit parasite à l'extérieur de l'oreille par un microphone (MI) de la prothèse auditive et
    - délivrance d'un signal désiré traité provenant d'un écouteur (H) de la prothèse auditive,
    - un évent étant formé lors du port de la prothèse auditive dans ou sur l'oreille, par lequel on a une fonction de transmission de bruit (H_vent) du microphone (MI) au tympan (TF) de la prothèse auditive,
    caractérisé par
    - filtrage du signal de bruit parasite du microphone (MI) en fonction de la fonction de transmission de bruit (H_vent) de l'évent de telle sorte qu'un bruit parasite parvenant par l'évent au tympan (TF) est réduit dans son effet sur le tympan (TF) par un bruit de compensation qui est généré sur la base d'un signal sonore unique, à savoir d'un signal sonore parasite, résultant du bruit parasite, du microphone (MI) par l'écouteur (H).
  8. Procédé selon la revendication 7, la fonction de transmission de filtre (H_anc) du filtre (F) étant adaptée auparavant par le fait qu'un diamètre d'évent est introduit en conséquence comme paramètre.
  9. Procédé selon la revendication 7 ou 8, le signal étant soumis après le filtrage à une limitation de niveau.
EP06024958A 2006-12-01 2006-12-01 Prothèse auditive avec suppression du bruit et procédé correspondant Revoked EP1931172B1 (fr)

Priority Applications (5)

Application Number Priority Date Filing Date Title
AT06024958T ATE435572T1 (de) 2006-12-01 2006-12-01 Hörgerät mit störschallunterdrückung und entsprechendes verfahren
EP06024958A EP1931172B1 (fr) 2006-12-01 2006-12-01 Prothèse auditive avec suppression du bruit et procédé correspondant
DK06024958T DK1931172T3 (da) 2006-12-01 2006-12-01 Höreapparat med undertrykkelse af stöjlyde og en tilsvarende fremgangsmåde
DE502006004146T DE502006004146D1 (de) 2006-12-01 2006-12-01 Hörgerät mit Störschallunterdrückung und entsprechendes Verfahren
US11/998,376 US20080130929A1 (en) 2006-12-01 2007-11-29 Hearing device with interference sound suppression and corresponding method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP06024958A EP1931172B1 (fr) 2006-12-01 2006-12-01 Prothèse auditive avec suppression du bruit et procédé correspondant

Publications (2)

Publication Number Publication Date
EP1931172A1 EP1931172A1 (fr) 2008-06-11
EP1931172B1 true EP1931172B1 (fr) 2009-07-01

Family

ID=37946512

Family Applications (1)

Application Number Title Priority Date Filing Date
EP06024958A Revoked EP1931172B1 (fr) 2006-12-01 2006-12-01 Prothèse auditive avec suppression du bruit et procédé correspondant

Country Status (5)

Country Link
US (1) US20080130929A1 (fr)
EP (1) EP1931172B1 (fr)
AT (1) ATE435572T1 (fr)
DE (1) DE502006004146D1 (fr)
DK (1) DK1931172T3 (fr)

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US8831936B2 (en) * 2008-05-29 2014-09-09 Qualcomm Incorporated Systems, methods, apparatus, and computer program products for speech signal processing using spectral contrast enhancement
US8630685B2 (en) * 2008-07-16 2014-01-14 Qualcomm Incorporated Method and apparatus for providing sidetone feedback notification to a user of a communication device with multiple microphones
US8538749B2 (en) * 2008-07-18 2013-09-17 Qualcomm Incorporated Systems, methods, apparatus, and computer program products for enhanced intelligibility
US9202455B2 (en) * 2008-11-24 2015-12-01 Qualcomm Incorporated Systems, methods, apparatus, and computer program products for enhanced active noise cancellation
DE102009012745A1 (de) * 2009-03-12 2010-09-23 Siemens Medical Instruments Pte. Ltd. Verfahren zum Kompensieren eines Störschalls bei einer Hörvorrichtung, Hörvorrichtung und Verfahren zum Anpassen derselben
US9202456B2 (en) * 2009-04-23 2015-12-01 Qualcomm Incorporated Systems, methods, apparatus, and computer-readable media for automatic control of active noise cancellation
DE102009034826B4 (de) * 2009-07-27 2011-04-28 Siemens Medical Instruments Pte. Ltd. Hörvorrichtung und Verfahren
US9053697B2 (en) 2010-06-01 2015-06-09 Qualcomm Incorporated Systems, methods, devices, apparatus, and computer program products for audio equalization
CN108574898B (zh) * 2018-04-13 2020-12-04 会听声学科技（北京）有限公司 主动降噪系统优化方法及系统
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EP3694227B1 (fr) * 2019-02-07 2024-10-30 Oticon A/s Dispositif auditif comprenant un évent réglable
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DE502006004146D1 (de) 2009-08-13
US20080130929A1 (en) 2008-06-05
DK1931172T3 (da) 2009-10-12
EP1931172A1 (fr) 2008-06-11

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