EP2053876B1 - Dispositif auditif doté d'un raccordement commun pour le blindage et l'identification d'un récepteur - Google Patents
Dispositif auditif doté d'un raccordement commun pour le blindage et l'identification d'un récepteur Download PDFInfo
- Publication number
- EP2053876B1 EP2053876B1 EP07020433A EP07020433A EP2053876B1 EP 2053876 B1 EP2053876 B1 EP 2053876B1 EP 07020433 A EP07020433 A EP 07020433A EP 07020433 A EP07020433 A EP 07020433A EP 2053876 B1 EP2053876 B1 EP 2053876B1
- Authority
- EP
- European Patent Office
- Prior art keywords
- housing
- receiver
- hearing
- identification element
- identification
- 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.)
- Active
Links
- 239000003990 capacitor Substances 0.000 claims description 8
- 239000000463 material Substances 0.000 claims 1
- 238000001514 detection method Methods 0.000 description 4
- 210000000613 ear canal Anatomy 0.000 description 3
- 101100356020 Haemophilus influenzae (strain ATCC 51907 / DSM 11121 / KW20 / Rd) recA gene Proteins 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 210000000988 bone and bone Anatomy 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000002452 interceptive effect Effects 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 101100412102 Haemophilus influenzae (strain ATCC 51907 / DSM 11121 / KW20 / Rd) rec2 gene Proteins 0.000 description 1
- 208000032041 Hearing impaired Diseases 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000006735 deficit Effects 0.000 description 1
- 210000000883 ear external Anatomy 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 230000010370 hearing loss Effects 0.000 description 1
- 231100000888 hearing loss Toxicity 0.000 description 1
- 208000016354 hearing loss disease Diseases 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 238000010079 rubber tapping Methods 0.000 description 1
- 230000005236 sound signal Effects 0.000 description 1
- 230000000638 stimulation Effects 0.000 description 1
- 210000003454 tympanic membrane Anatomy 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R25/00—Deaf-aid sets, i.e. electro-acoustic or electro-mechanical hearing aids; Electric tinnitus maskers providing an auditory perception
- H04R25/30—Monitoring or testing of hearing aids, e.g. functioning, settings, battery power
- H04R25/305—Self-monitoring or self-testing
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R2225/00—Details of deaf aids covered by H04R25/00, not provided for in any of its subgroups
- H04R2225/021—Behind the ear [BTE] hearing aids
- H04R2225/0216—BTE hearing aids having a receiver in the ear mould
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R2225/00—Details of deaf aids covered by H04R25/00, not provided for in any of its subgroups
- H04R2225/49—Reducing the effects of electromagnetic noise on the functioning of hearing aids, by, e.g. shielding, signal processing adaptation, selective (de)activation of electronic parts in hearing aid
Definitions
- the present invention relates to a hearing device comprising a housing and a receiver device which is electrically coupled to the housing having an electronic identification element and which has a receiver connected to an electrical cable with a shielding line.
- hearing device is understood here to mean any sound-emitting device which can be worn in or on the ear, in particular a hearing device, a headset, headphones and the like.
- 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), hearing aid with external receiver (RIC: receiver in the canal) and in-the-ear hearing aids (IDO), e.g. Concha hearing aids or canal hearing aids (ITE, CIC).
- BTE behind-the-ear hearing aids
- RIC hearing aid with external receiver
- IDO in-the-ear hearing aids
- ITE canal hearing aids
- 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
- the loudspeaker In the case of BTE RIC hearing aids, the loudspeaker is outsourced, as mentioned above, from the housing carried behind the ear and is located directly in the ear canal when worn.
- the loudspeaker also referred to as a receiver, is connected by electrical lines to the housing or the hearing device. It is possible to connect different high-performance loudspeakers to the hearing aid in order to be able to compensate different hearing losses.
- signals are generally transmitted to the loudspeaker via two electrical lines in the case of hearing aids.
- a resistance in the hearing aid can be measured.
- the resistance value indicates the speaker type and provides a corresponding identification information.
- the signal lines to the loudspeaker and the loudspeaker itself radiate electrical and magnetic energy.
- This energy or the corresponding fields disturb the operation of the hearing device.
- the reception range for signals and data to be received externally decreases considerably during these disturbances. This affects in particular remote control commands, wireless transmission of audio signals and wireless programming.
- the emissions from the signal lines or from the speaker itself also increase the risk of feedback especially in telecoil operation.
- a simple solution to this radiation problem would be to shield the interfering fields by means of a shielding line.
- a shielding line Such is for example from the publication WO 2005/020549 A1 a BTE RIC hearing aid known in which the radiation problem with respect to the speaker to be solved by a surrounding this screen housing.
- the shielding housing is connected to a zero potential or ground of the hearing aid by means of a shielding line.
- another, fourth line between hearing aid housing and speakers is necessary. This not only leads to a thicker speaker cable, but also to the need for a larger cable connector or a larger speaker jack on the hearing aid. For reasons of space, however, the jack for the speaker cable on the hearing aid should be as small as possible.
- the object of the present invention is therefore to reduce the size of a hearing device with replaceable handset and shielded cables.
- a hearing device with a housing and a receiver device which is electrically coupled to the housing, which has an electronic identification element, and which has a connected to an electrical cable with Schirmungs effet handset, wherein the Schirmungs effet and the electronic identification element is guided via a common, single-pole connection in the housing.
- the receiver device preferably has a three-pole plug with two poles for controlling the receiver and a pole for the shielding line and the identification element together. This can be used in the hearing aid housing for the usual control of the handset, a very small three-pin plug or a three-pin socket.
- the identification element may be an ohmic resistor. This represents a very cost-effective, easily integrable into a plug component for identification.
- the unipolar connection for the shielding line and the identification element is grounded in the interior of the housing via a capacitor.
- This high-frequency interference components can flow to ground and the identification element can be evaluated on a DC basis.
- the single-pole connection can be guided in the interior of the housing to an electrical resistance, so that with the identification element results in a voltage divider, which is evaluated for identification of the receiver device.
- a voltage divider is a safe and robust means of identification.
- the single-pole connection can be placed inside the housing to a multiplexer for receiving further input signals.
- the multiplexer can also serve as an input for a volume control.
- signal processing components can be used for several different input channels.
- the Schirmungs endeavor comprises a Schirmungsgewebe. This can be an effective electrical shielding achieve.
- BTE RIC device Behind The Ear - Receiver In The Canal
- a hearing aid housing 10 for carrying behind the ear.
- a socket 11 is integrated to connect an external handset 12 can.
- the handset 12 is part of a receiver device 13, which is designed here in the form of a loudspeaker or receiver module, which can be inserted into the socket 11.
- the receiver device 13 has a plug 14 with three pins 141, 142 and 143, each corresponding to a pole.
- the socket 11 has corresponding terminals 111, 112 and 113 for the pins 141, 142 and 143.
- the handset 12 is controlled via two lines 132 and 133. These lead into the pins 142 and 143 of the plug 14.
- the over the two lines 132 and 133 from the hearing aid to the handset 12 to be transmitted loudspeaker signals are generated within the hearing aid housing 10 by an output stage 15.
- the output stage has two Amplifier 152 and 153. They provide in normal operation, the output signals via the terminals 112, 113, the pins 142, 143 and the lines 132, 133 to the handset 12.
- These control signals are in FIG. 2 labeled rec1 and rec2.
- a resistor R2 is integrated in the plug 14. Electrically it is connected to the pins 141 and 142. For identification of the receiver device 13, a corresponding input circuit 16 is therefore provided in the interior of the hearing aid housing 10.
- the input circuit 16 here has a multiplexer 161, to whose one input the terminal 111 of the socket 11 is connected. At the multiplexer 161 but also other encoders can be connected, an unillustrated volume control, a program button and the like.
- the output of the multiplexer 161 is fed to an AD converter, not shown. Furthermore, the output of the multiplexer 161 is connected to a voltage source 163 via a resistor R1 and a switch 162.
- the output stage 15 has a switch 151 with which the one output line 154, which in the operating case the loudspeaker signal rec1 leads, can be disconnected from the amplifier 152 and grounded, so that it leads the potential grd.
- This switching state is used for the identification procedure.
- the switch 162 is also brought in the input circuit 16 in the ON position.
- the multiplexer 161 will automatically scan the identification terminal 111 cyclically.
- the resistors R1 and R2 constitute a voltage divider whose output voltage includes identification information relating to the receiver device 13. After identification, the switch 151 is folded over again and the switch 162 is opened.
- a shielding line 131 is wound around them. It is connected at one end to the housing of the handset 12 and at the other end to the pin 141 of the handset identification pole. If appropriate, the shielding line 131 can also be realized as screen fabric around a two-core cable. So that high-frequency interference can be derived via the shielding line 131, the pin 141 and the identification terminal 111, the latter is connected to ground via a capacitor C. Since this is not DC but AC effective, it plays no role in the identification.
- the identification or detection line is thus simultaneously used to determine the type of earphone as the shielding line.
- the shield line is connected to the voltage divider potential and not to ground.
- the detection line as mentioned, connected via the capacitor C with a suitable reference potential (preferably ground). This can be done within the hearing aid housing with a small capacitor component. For example, with a capacitance value of 10 nF, the same shielding effects are achieved as with a fourth, separate and grounded short shield line.
- FIG. 3 shows an alternative embodiment of the present invention.
- the integrated into the plug identification element is not an ohmic resistor but a capacitor C1. Therefore, the detection or identification of the receiver type is not done via a DC measurement, but via an AC measurement. Consequently, the identification terminal 111 is connected to an AC measuring circuit 17.
- the high-frequency disturbances which are conducted via the shielding line 131 into the hearing aid are also derived here via a capacitor, which is designated here by C2.
- C2 a capacitor
- This exemplary embodiment is intended to indicate that the receiver device 13 can also be identified via alternating current components such as capacitors or coils.
Landscapes
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Otolaryngology (AREA)
- Neurosurgery (AREA)
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Headphones And Earphones (AREA)
- Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
- Measurement And Recording Of Electrical Phenomena And Electrical Characteristics Of The Living Body (AREA)
- Details Of Connecting Devices For Male And Female Coupling (AREA)
Claims (7)
- Prothèse auditive comprenant- un boîtier ( 10 ) et- un dispositif ( 13 ) d'écouteur, qui est couplé, de manière amovible, électriquement au boîtier ( 10 ), qui a un élément ( R2, C1 ) électronique d'identification et qui possède un écouteur ( 12 ) raccordé à un câble électrique ayant une ligne ( 131 ) de blindage,caractérisée en ce que- la ligne ( 131 ) de blindage et l'élément ( R2, C1 ) électronique d'identification sont guidés dans le boîtier ( 10 ) par une borne unipolaire commune.
- Prothèse auditive suivant la revendication 1, dans laquelle le dispositif ( 13 ) d'écouteur a une fiche ( 14 ) tripolaire ayant deux pôles pour une commande de l'écouteur ( 12 ) et un pôle pour la ligne ( 131 ) de blindage et l'élément ( R2, C1 ) d'identification.
- Prothèse auditive suivant la revendication 1 ou 2, dans laquelle l'élément ( R2, C1 ) d'identification est une résistance ohmique.
- Prothèse auditive suivant l'une des revendications précédentes, dans laquelle la borne unipolaire pour la ligne ( 131 ) de blindage et pour l'élément ( R2, C1 ) d'identification est mise à la masse à l'intérieur du boîtier ( 10 ) par un condensateur ( C, C2 ).
- Prothèse auditive suivant l'une des revendications précédentes, dans laquelle la borne unipolaire est guidée à l'intérieur du boîtier ( 10 ) vers une résistance ( R1 ) électrique de manière à obtenir avec l'élément ( R2, C1 ) d'identification un diviseur de tension, qui est exploité pour l'identification du dispositif ( 13 ) d'écouteur.
- Prothèse auditive suivant l'une des revendications précédentes, dans laquelle la borne unipolaire est mise à l'intérieur du boîtier ( 10 ) sur un multiplexeur ( 161 ) pour la réception d'autres signaux d'entrée.
- Prothèse auditive suivant l'une des revendications précédentes, dans laquelle la ligne ( 131 ) de blindage comprend un tissu de blindage.
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AT07020433T ATE469515T1 (de) | 2007-10-18 | 2007-10-18 | Hörvorrichtung mit gemeinsamem anschluss für schirmung und identifikation eines hörers |
EP07020433A EP2053876B1 (fr) | 2007-10-18 | 2007-10-18 | Dispositif auditif doté d'un raccordement commun pour le blindage et l'identification d'un récepteur |
DK07020433.4T DK2053876T3 (da) | 2007-10-18 | 2007-10-18 | Høreapparat med fælles tilslutning til afskærmning og identifikation af en bruger |
DE502007003960T DE502007003960D1 (de) | 2007-10-18 | 2007-10-18 | Hörvorrichtung mit gemeinsamem Anschluss für Schirmung und Identifikation eines Hörers |
AU2008207442A AU2008207442B2 (en) | 2007-10-18 | 2008-08-21 | Hearing apparatus with a common connection for shielding and identification of a receiver |
US12/287,185 US8295517B2 (en) | 2007-10-18 | 2008-10-07 | Hearing apparatus with a common connection for shielding and identification of a receiver |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP07020433A EP2053876B1 (fr) | 2007-10-18 | 2007-10-18 | Dispositif auditif doté d'un raccordement commun pour le blindage et l'identification d'un récepteur |
Publications (2)
Publication Number | Publication Date |
---|---|
EP2053876A1 EP2053876A1 (fr) | 2009-04-29 |
EP2053876B1 true EP2053876B1 (fr) | 2010-05-26 |
Family
ID=39199979
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP07020433A Active EP2053876B1 (fr) | 2007-10-18 | 2007-10-18 | Dispositif auditif doté d'un raccordement commun pour le blindage et l'identification d'un récepteur |
Country Status (6)
Country | Link |
---|---|
US (1) | US8295517B2 (fr) |
EP (1) | EP2053876B1 (fr) |
AT (1) | ATE469515T1 (fr) |
AU (1) | AU2008207442B2 (fr) |
DE (1) | DE502007003960D1 (fr) |
DK (1) | DK2053876T3 (fr) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102021205083A1 (de) | 2021-05-19 | 2022-11-24 | Sonova Ag | Verfahren zur detektion des vorhandenseins eines aktiven ventils in einem hörgerät |
Families Citing this family (23)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8189829B2 (en) * | 2007-07-26 | 2012-05-29 | Phonak Ag | Resistance-based identification |
US8385573B2 (en) | 2007-09-19 | 2013-02-26 | Starkey Laboratories, Inc. | System for hearing assistance device including receiver in the canal |
EP2061274A1 (fr) * | 2007-11-19 | 2009-05-20 | Oticon A/S | Instrument d'aide auditive utilisant des récepteurs dotés de propriétés de performance différents |
CA2639555A1 (fr) | 2008-08-11 | 2008-12-15 | Hyman Ngo | Applique et emblemes lithographiques haute definition |
US8781141B2 (en) | 2008-08-27 | 2014-07-15 | Starkey Laboratories, Inc. | Modular connection assembly for a hearing assistance device |
US8798299B1 (en) | 2008-12-31 | 2014-08-05 | Starkey Laboratories, Inc. | Magnetic shielding for communication device applications |
EP2280560B1 (fr) | 2009-07-03 | 2015-09-09 | Bernafon AG | Système d'assistance auditive comportant un récepteur dans l'oreille et système d'identification du type de récepteur |
TWI426788B (zh) * | 2009-12-31 | 2014-02-11 | Inventec Appliances Corp | 聲音收發器及其偵測方法 |
US8638965B2 (en) | 2010-07-14 | 2014-01-28 | Starkey Laboratories, Inc. | Receiver-in-canal hearing device cable connections |
US9049526B2 (en) | 2011-03-19 | 2015-06-02 | Starkey Laboratories, Inc. | Compact programming block connector for hearing assistance devices |
US9008341B2 (en) | 2011-10-03 | 2015-04-14 | Semiconductor Components Industries, Llc | System and method for identification of a peripheral device |
EP2637423A1 (fr) | 2012-03-06 | 2013-09-11 | Oticon A/S | Dispositif de test pour module de haut-parleur d'un dispositif d'écoute |
DK2744225T3 (en) * | 2012-12-17 | 2015-11-09 | Bernafon Ag | Hearing device and method for identifying an output transducer for a hearing aid |
WO2014179613A1 (fr) * | 2013-05-01 | 2014-11-06 | Starkey Laboratories, Inc. | Amélioration de performances d'antenne pour dispositifs d'assistance auditive sans fil |
US20140328507A1 (en) * | 2013-05-01 | 2014-11-06 | Jay Rabel | Increasing antenna performance for wireless hearing assistance devices |
US9913052B2 (en) | 2013-11-27 | 2018-03-06 | Starkey Laboratories, Inc. | Solderless hearing assistance device assembly and method |
US9906879B2 (en) | 2013-11-27 | 2018-02-27 | Starkey Laboratories, Inc. | Solderless module connector for a hearing assistance device assembly |
KR101876363B1 (ko) | 2014-08-29 | 2018-07-09 | 후아웨이 테크놀러지 컴퍼니 리미티드 | 스피커 성능을 향상시키기 위한 방법 및 단말 장치 |
DK3101917T3 (en) | 2015-06-03 | 2018-01-02 | Gn Resound As | Detection of hearing aid configuration |
EP3314913B1 (fr) * | 2015-06-29 | 2022-03-02 | Hear-Wear Technologies, Llc | Modules de transducteur pour des dispositifs de communication auditifs et dispositifs de communication auditifs |
EP3116240B2 (fr) | 2015-07-09 | 2023-02-08 | Oticon A/s | Dispositif d'aide auditive avec unité de haut-parleur amovible |
US9473861B1 (en) | 2015-09-16 | 2016-10-18 | Semiconductor Components Industries, Llc | Method of forming a semiconductor device and structure therefor |
US9445204B1 (en) | 2015-09-16 | 2016-09-13 | Semiconductor Components Industries, Llc | Method of forming a semiconductor device and structure therefor |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3493695A (en) * | 1967-03-10 | 1970-02-03 | Fredrick J Stork | Hearing aid |
AT379928B (de) * | 1984-05-24 | 1986-03-10 | Viennatone Gmbh | Regelschaltung fuer verstaerker, insbesondere fuer hoergeraete |
EP0280907B1 (fr) * | 1987-02-17 | 1991-10-09 | Siemens Audiologische Technik GmbH | Montage pour la suppression d'oscillations |
US5532649A (en) * | 1995-01-03 | 1996-07-02 | Sahyoun; Youssef Y. | Speaker resistance sensing and power limit setting circuit |
US6809649B1 (en) | 1999-01-26 | 2004-10-26 | Telefonaktiebolaget Lm Ericsson(Publ) | Method and apparatus for communication between an electronic device and a connected battery |
US7099481B2 (en) | 2001-05-15 | 2006-08-29 | Lenovo (Singapore) Pte. Ltd. | Method and system for automatically detecting and powering PC speakers |
US7110562B1 (en) * | 2001-08-10 | 2006-09-19 | Hear-Wear Technologies, Llc | BTE/CIC auditory device and modular connector system therefor |
US20030179896A1 (en) * | 2002-03-19 | 2003-09-25 | Putvinski Todd Michael | Hearing instrument adjustment system |
ES2321093T3 (es) | 2002-09-10 | 2009-06-02 | Hear-Wear Technologies, Llc | Un dispositivo auditivo bte/cic y el sistema conector modular para ello. |
DK1661373T6 (da) * | 2003-08-26 | 2019-10-21 | Oticon As | Digital kommunikationsanordning |
EP1617706B1 (fr) * | 2004-07-15 | 2010-02-10 | Siemens Audiologische Technik GmbH | Ecouteur électromagnétique sans radiation |
US7639829B2 (en) | 2004-07-15 | 2009-12-29 | Siemens Audiologische Technik Gmbh | Low-radiation electromagnetic earpiece |
DK1854333T3 (en) | 2005-10-17 | 2017-08-21 | Widex As | AN EXCHANGEABLE Acoustic System For A Hearing Aid, And A Hearing Aid |
-
2007
- 2007-10-18 AT AT07020433T patent/ATE469515T1/de active
- 2007-10-18 DE DE502007003960T patent/DE502007003960D1/de active Active
- 2007-10-18 DK DK07020433.4T patent/DK2053876T3/da active
- 2007-10-18 EP EP07020433A patent/EP2053876B1/fr active Active
-
2008
- 2008-08-21 AU AU2008207442A patent/AU2008207442B2/en not_active Ceased
- 2008-10-07 US US12/287,185 patent/US8295517B2/en active Active
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102021205083A1 (de) | 2021-05-19 | 2022-11-24 | Sonova Ag | Verfahren zur detektion des vorhandenseins eines aktiven ventils in einem hörgerät |
Also Published As
Publication number | Publication date |
---|---|
DE502007003960D1 (de) | 2010-07-08 |
US8295517B2 (en) | 2012-10-23 |
EP2053876A1 (fr) | 2009-04-29 |
AU2008207442B2 (en) | 2010-03-04 |
US20090103754A1 (en) | 2009-04-23 |
DK2053876T3 (da) | 2010-09-27 |
ATE469515T1 (de) | 2010-06-15 |
AU2008207442A1 (en) | 2009-05-07 |
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