EP1330939B1 - Method for controlling the dynamic range of a hearing aid, method for manufacturing different types of hearing aids and such a hearing aid - Google Patents
Method for controlling the dynamic range of a hearing aid, method for manufacturing different types of hearing aids and such a hearing aid Download PDFInfo
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- EP1330939B1 EP1330939B1 EP00971195A EP00971195A EP1330939B1 EP 1330939 B1 EP1330939 B1 EP 1330939B1 EP 00971195 A EP00971195 A EP 00971195A EP 00971195 A EP00971195 A EP 00971195A EP 1330939 B1 EP1330939 B1 EP 1330939B1
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- input
- electrical
- hearing device
- transducer
- impedance
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- 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
- H04R25/50—Customised settings for obtaining desired overall acoustical characteristics
Definitions
- the present invention relates to a method for Control of the dynamic range according to the preamble of Claim 1, a method for manufacturing hearing aid types with different transmission characteristics after the The preamble of claim 6, further comprising a hearing aid at least one acoustic / electrical input transducer according to the preamble of claim 7 and a Electromechanical transducer according to that of claim 12 and is based on US-A-5'321'758.
- Hearing aids usually include at least one acoustic / electrical input transducer, this downstream of a signal processor unit, which on the output side to an electrical / mechanical converter acts.
- the Signal processor unit formed as a digital unit, with input-side analog / digital converter and if necessary output-side digital / analog converter. This is true for both in-ear and outer-ear devices, where the output side electrical / mechanical converter Usually formed by a speaker assembly with driver coil, but also for implantable hearing aids (Cochlear implant), where the output side electrical / mechanical converter a mechanical Having excitation element.
- the invention therefore continues to be based on the knowledge that that installed on a hearing aid of the type mentioned Dynamic range u.a. also significantly from the Input impedance to the electrical / mechanical converter depends.
- the mentioned dynamic range can continue to be highest. easy to be selected.
- On a hearing aid can implement the dynamic range according to the corrective hearing impairment or also situational, depending on be changed perceived acoustic environment, or for headphones, for example, for the current ones Needs.
- different Hearing aid types by a single type of hearing aid to provide and by the inventive switching the input impedance on formed as a module electrical / mechanical converter each Type-specific, required dynamic range to choose.
- the inventive Method is in the adaptation of the hearing aid, thereby in particular the hearing aid device, for example when Audiologists, a selective activation of the Input impedance made to a desired Dynamic range to obtain.
- Signal processor unit i. adaptive to the adapted to the respective acoustic environment.
- the present invention made Input impedance switching automatically, as mentioned signal processor controlled, and / or externally from the hearing aid triggered by manual intervention on Hearing aid itself, especially in a headphone or an external ear hearing aid, be it by a Remote control, if necessary, and preferably in combination with a remote control for controlling the Signal processor unit.
- the proposed inventive concept gives the Ability to use different types of hearing aids significantly less expensive to manufacture than if each Type-specific dynamic range hard- and / or by software on each of the individual device types for themselves to implement, or as disclosed in US 5,321,758 previously known, the impedance switching network in the To integrate hearing aid electronics.
- the Manufacturing process of the type mentioned this is namely It achieves that by the different hearing aid types and the type-specific dynamic range by selectively connecting the input impedance to the as a module provided electrical / mechanical converter established. This makes it possible to manufacture different types of hearing aids those of a single type of hearing aid and, after that, by the inventive switching the respective required dynamic range.
- an electromechanical Transducers for a hearing aid proposed, what, at it integrated, the arrangements for the implementation of the implemented method according to the invention.
- a converter module is created which, Easy to manufacture, directly installed and adapted can.
- a hearing device be it for example a Headphones or, in particular, an outer ear or in-ear hearing aid, but also possibly a cochlear implant, a input side acoustic / electrical converter 1, which a Signal processor unit 3 is connected downstream, in a digital Hearing A digital processor unit.
- a Signal processor unit 3 On the output side the signal processor unit 3 is an inventive electrical / mechanical Converter unit 5 is provided.
- the converter unit 5 comprises the actual mechanical / electrical converter 5 a , which with respect to the input E 5 to the converter unit 5, has an input impedance Z e has.
- the input impedance is now Z e of the converter 5a switchable to different impedances Z e1 , Z e2 , formed as schematically in Fig. 1 with the controllable via a control input S for switching switching unit 7 is schematized.
- switching devices are provided which permit the input impedance via a control input S.
- Z e of the output side electrical / mechanical transducer switch to pre-selected, given impedances.
- the input impedance switching can in principle be controlled manually, either by local direct intervention - Loc - on a switching element, be it by a remote control - Rem -, in particular via a possibly Any remote control provided for the control of the signal processor unit anyway.
- the respective selective control of the input impedance Z may, if necessary combined with the manual control, also be triggered automatically by the signal processor unit 3, as shown in FIG.
- the switching unit 7 can continue, depending on the design of the mechanical / electrical Converter, especially his discrete, the input impedance determining impedance elements as separate, between the output of the signal processor unit 3 and input the built converter, built-in independent switching unit be educated.
- the input impedance determining impedance elements as separate, between the output of the signal processor unit 3 and input the built converter, built-in independent switching unit be educated.
- Fig. 2 is presented in a modular electrical / mechanical Transducer 15 integrated.
- Fig. 2 is in such a converter module 15 schematically a shown in hearing aids conventional electrical / mechanical converter 17, in the form of a loudspeaker with inductive driver 19.
- the driver 19 includes, for example, two coils 19a and 19b.
- these coils 19a, 19b either in series or in parallel, causing the through these coils at least certain input impedance of the Module 15 is switched.
- more than two input impedance states selectively alsschaltbar and, by means of selective parallel and / or series connection of the provided discrete impedances, to realize the respective desired input impedance switching.
- a hearing aid which in any case an adaptation in particular the transmission characteristic of the signal processor unit at the audiologist to the respective needs of a Individual, there is the first selective input impedance choice made by appropriate connection.
- This connection can be up to a demand-dependent Change - again by a specialist, for example the audiologist - be maintained, or be done, starting from this fitting preset, either automatically or placed manually by the individual while using the hearing aid Switching of the input impedance.
- a specialist for example the audiologist - be maintained, or be done, starting from this fitting preset, either automatically or placed manually by the individual while using the hearing aid Switching of the input impedance.
- the inventive approach allows on the one hand, with very simple means to switch the dynamic range of the hearing aid,
- different types of hearing aid which are essentially differ only by the dynamic range, in common to produce the same and the type assignment of the produced Devices only after the actual production by selective Choice of the mentioned input impedance and thus of the dynamic range determine, if necessary, only by the one expert Adapting expert, such as the mentioned audiologist.
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- Otolaryngology (AREA)
- Physics & Mathematics (AREA)
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- Acoustics & Sound (AREA)
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Abstract
Description
Die vorliegende Erfindung betrifft ein Verfahren zur
Steuerung des Dynamikbereiches nach dem Oberbegriff von
Anspruch 1, ein Verfahren zur Fertigung von Hörgerätetypen
mit unterschiedlichen Übertragungscharakteristiken nach dem
Oberbegriff von Anspruch 6, weiter ein Hörgerät mit
mindestens einem akustisch/elektrischen Eingangswandler
nach dem Oberbegriff von Anspruch 7 sowie einen
elektromechanischen Wandler nach demjenigen von Anspruch
12 und geht aus von der US-A-5'321'758.The present invention relates to a method for
Control of the dynamic range according to the preamble of
Claim 1, a method for manufacturing hearing aid types
with different transmission characteristics after the
The preamble of claim 6, further comprising a hearing aid
at least one acoustic / electrical input transducer
according to the preamble of
Hörgeräte umfassen üblicherweise mindestens einen akustisch/elektrischen Eingangswandler, diesem nachgeschaltet eine Signalprozessoreinheit, welche ausgangsseitig auf einen elektrisch/mechanischen Wandler wirkt. Bei digitalen Hörgeräten ist, entsprechend, die Signalprozessoreinheit als digitale Einheit ausgebildet, mit eingangsseitigem Analog-/digital-Wandler und ggf. ausgangsseitigem Digital-/analog-Wandler. Dies trifft sowohl für Im-Ohr-Geräte wie auch für Aussenohr-Geräte zu, bei denen der ausgangsseitge elektrisch/mechanische Wandler üblicherweise durch eine Lautsprecheranordnung gebildet ist mit Treiberspule, aber auch für implantierbare Hörgeräte (Cochlea Implant), bei denen der ausgangsseitige elektrisch/mechanische Wandler ein mechanisches Anregungselement aufweist. Hearing aids usually include at least one acoustic / electrical input transducer, this downstream of a signal processor unit, which on the output side to an electrical / mechanical converter acts. In digital hearing aids, accordingly, the Signal processor unit formed as a digital unit, with input-side analog / digital converter and if necessary output-side digital / analog converter. This is true for both in-ear and outer-ear devices, where the output side electrical / mechanical converter Usually formed by a speaker assembly with driver coil, but also for implantable hearing aids (Cochlear implant), where the output side electrical / mechanical converter a mechanical Having excitation element.
Aus der US 5 861 779 ist eine Impedanz-Anpassschaltung bekannt für den Einsatz zwischen Mikrofon, dem akustisch/elektrischen Wandler und Verstärkerstufe an einem Miniaturhörhilfegerät.From US 5 861 779 an impedance matching circuit is provided known for use between microphone, the acoustic / electrical transducer and amplifier stage on one Miniaturhörhilfegerät.
Aus der US 5 321 758 ist es bekannt, zur Steuerung des Dynamikbereiches, die Eingangsimpedanz hin zum elektrisch/mechanischen Wandler mittels eines Impedanz-Schaltnetzwerkes einzustellen. Damit ist eine Dynamikänderung von 0 bis 40 dB möglich. Das Schaltnetzwerk ist auf einem IC des Hörhilfegerätes integriert.From US 5,321,758 it is known to control the Dynamic range, the input impedance towards the electrical / mechanical converter by means of an impedance switching network adjust. This is one Dynamic change from 0 to 40 dB possible. The switching network is integrated on an IC of the hearing aid.
Es ist Aufgabe der vorliegenden Erfindung ausgehend vom Vorgehen letztgenannter Art die Umschaltbarkeit der Eingangsimpedanz zum elektrisch/mechanischen Wandler in erweitertem Masse auszunützen.It is an object of the present invention starting from Procedure of the latter type, the switchability of Input impedance to the electrical / mechanical converter in take advantage of extended mass.
Zu diesem Zwecke zeichnet sich das eingangs erwähnte Steuerungsverfahren nach dem Kennzeichen von Anspruch 1 aus.For this purpose draws the aforementioned control method according to the Indicator of claim 1.
Die Erfindung geht mithin weiterhin von der Erkenntnis aus, dass der an einem Hörgerät der genannten Art installierte Dynamikbereich u.a. auch massgeblich von der Eingangsimpedanz zum elektrisch/mechanischen Wandler abhängt. Durch einfache Umschaltung dieser Eingangsimpedanz an einem Wandler-Modul auf unterschiedliche Impedanzwerte kann mithin der erwähnte Dynamikbereich weiterhin höchst. einfach ausgewählt werden. An einem Hörhilfegerät implementiert kann der Dynamikbereich gemäss der zu behebenden Hörschädigung oder auch situativ, je nach wahrgenommener akustischer Umgebung geändert werden, oder bei Kopfhörern beispielsweise nach den momentanen Bedürfnissen. Zudem ist es aber möglich, verschiedene Hörgerätetypen durch einen einzigen Hörgerätegrundtyp bereitzustellen und durch die erfindungsgemässe Umschaltung der Eingangsimpedanz am als Modul ausgebildeten elektrisch/mechanischen Wandler den jeweils typspezifischen, erforderlichen Dynamikbereich zu wählen.The invention therefore continues to be based on the knowledge that that installed on a hearing aid of the type mentioned Dynamic range u.a. also significantly from the Input impedance to the electrical / mechanical converter depends. By simply switching this input impedance on a transducer module to different impedance values Therefore, the mentioned dynamic range can continue to be highest. easy to be selected. On a hearing aid can implement the dynamic range according to the corrective hearing impairment or also situational, depending on be changed perceived acoustic environment, or for headphones, for example, for the current ones Needs. In addition, it is possible, different Hearing aid types by a single type of hearing aid to provide and by the inventive switching the input impedance on formed as a module electrical / mechanical converter each Type-specific, required dynamic range to choose.
In einer bevorzugten Ausführungsform des erfindungsgemässen Verfahrens wird bei der Anpassung des Hörgerätes, dabei insbesondere des Hörhilfegerätes, beispielsweise beim Audiologen, eine selektive Aufschaltung der Eingangsimpedanz vorgenommen, um einen erwünschten Dynamikbereich zu erwirken.In a preferred embodiment of the inventive Method is in the adaptation of the hearing aid, thereby in particular the hearing aid device, for example when Audiologists, a selective activation of the Input impedance made to a desired Dynamic range to obtain.
Hinzukommend oder anstatt der selektiven Eingangsimpedanzaufschaltung bei der Hörgeräteanpassung wird vorgeschlagen, die Umschaltung durch die Signalprozessoreinheit vorzunehmen, d.h. adaptiv an die jeweilige akustische Umgebung angepasst.Coming in or out of the selective Input impedance connection in the hearing aid adaptation It is suggested switching over by Signal processor unit, i. adaptive to the adapted to the respective acoustic environment.
Im weiteren kann die erfindungsgemäss vorgenommene Eingangsimpedanzumschaltung automatisch, wie erwähnt signalprozessorgesteuert, und/oder extern vom Hörgerät ausgelöst erfolgen, sei dies durch manuellen Eingriff am Hörgerät selbst, insbesondere bei einem Kopfhörer oder einem Aussenohr-Hörhilfegerät, sei dies durch eine Fernsteuerung, ggf. und bevorzugterweise in Kombination mit einer Fernsteuerung für die Ansteuerung der Signalprozessoreinheit.Furthermore, the present invention made Input impedance switching automatically, as mentioned signal processor controlled, and / or externally from the hearing aid triggered by manual intervention on Hearing aid itself, especially in a headphone or an external ear hearing aid, be it by a Remote control, if necessary, and preferably in combination with a remote control for controlling the Signal processor unit.
Das vorgeschlagene erfindungsgemässe Konzept ergibt die Möglichkeit, verschiedene Hörgerätetypen wesentlich kostengünstiger zu fertigen, als wenn der jeweils typenspezifische Dynamikbereich hard- und/oder softwaremässig an jedem der einzelnen Gerätetypen für sich zu implementieren ist, oder, wie aus der US-5 321 758 vorbekannt, das Impedanz-Schaltnetz in der Hörgeräteelektronik zu integrieren. Gemäss dem Fertigungsverfahren obgenannter Art wird dies nämlich dadurch erreicht, dass man die verschiedenen Hörgerätetypen gleich aufbaut und den typenspezifischen Dynamikbereich durch selektive Aufschaltung der Eingangsimpedanz an dem als Modul bereitgestellten elektrisch/mechanischen Wandler einstellt. Damit wird es möglich, die Fertigung verschiedener Hörgerätetypen zu konzentrieren auf diejenigen eines einzigen Hörgeräte-Grundtypes und, danach, durch die erfindungsgemässe Umschaltung den jeweils erforderlichen Dynamikbereich zu wählen.The proposed inventive concept gives the Ability to use different types of hearing aids significantly less expensive to manufacture than if each Type-specific dynamic range hard- and / or by software on each of the individual device types for themselves to implement, or as disclosed in US 5,321,758 previously known, the impedance switching network in the To integrate hearing aid electronics. According to the Manufacturing process of the type mentioned this is namely It achieves that by the different hearing aid types and the type-specific dynamic range by selectively connecting the input impedance to the as a module provided electrical / mechanical converter established. This makes it possible to manufacture different types of hearing aids those of a single type of hearing aid and, after that, by the inventive switching the respective required dynamic range.
Zur Lösung der obgenannten Aufgabe zeichnet sich im
weiteren ein erfindungsgemässes Hörgerät nach dem
Kennzeichen des Anspruchs 7 aus mit bevorzugten
Ausführungsvarianten gemäss den Ansprüchen 8 bis 11.To solve the above object is apparent in
further a hearing aid according to the invention according to
Mark of
Im weiteren wird gemäss Anspruch 12 ein elektromechanischer Wandler für ein Hörgerät vorgeschlagen, woran, daran integriert, die Vorkehrungen zur Durchführung des erfindungsgemässen Verfahrens implementiert sind. Damit wird ein Wandlermodul geschaffen, welches, fertigungsfreundlich, direkt eingebaut und angepasst werden kann.Furthermore, according to claim 12, an electromechanical Transducers for a hearing aid proposed, what, at it integrated, the arrangements for the implementation of the implemented method according to the invention. In order to a converter module is created which, Easy to manufacture, directly installed and adapted can.
Die Erfindung wird anschliessend beispielsweise anhand von Figuren erläutert. Darin zeigen:
- Fig. 1
- anhand eines vereinfachten Funktionsblock/Signalflussdiagrammes, das Prinzip des erfindungsgemässen Verfahrens bzw. eines erfindungsgemässen Hörgerätes, daran integriert eines erfindungsgemässen Wandlers;
- Fig. 2
- schematisch, eine erfindungsgemässe elektrisch/mechanische Wandlereinheit, als Lautsprechermodul aufgebaut, mit induktivem Erreger zur Ausführung des erfindungsgemässen Steuerungsverfahrens, als Resultat, und
- Fig. 3
- schematisch, verschiedene Möglichkeiten, die erfindungsgemäss vorgesehene Eingangsimpedanz-Ansteuerung zu realisieren.
- Fig. 1
- Based on a simplified functional block / signal flow diagram, the principle of the inventive method or a hearing aid according to the invention, integrated therewith of a converter according to the invention;
- Fig. 2
- schematically, an inventive electrical / mechanical transducer unit, constructed as a loudspeaker module, with inductive exciter for carrying out the inventive control method, as a result, and
- Fig. 3
- schematically, various ways to realize the inventively provided input impedance control.
Gemäss Fig. 1 umfasst ein Hörgerät, sei dies beispielsweise ein
Kopfhörer oder - und insbesondere - ein Aussenohr- oder Im-Ohr-Hörhilfegerät,
aber auch ggf. ein kochleares Implantat, einen
eingangsseitigen akustisch/elektrischen Wandler 1, welcher einer
Signalprozessoreinheit 3 nachgeschaltet ist, bei einem digitalen
Hörgerät eine digitale Prozessoreinheit. Ausgangsseitig
der Signalprozessoreinheit 3 ist eine erfindungsgemässe elektrisch/mechanische
Wandlereinheit 5 vorgesehen.According to FIG. 1, a hearing device, be it for example a
Headphones or, in particular, an outer ear or in-ear hearing aid,
but also possibly a cochlear implant, a
input side acoustic / electrical converter 1, which a
Signal processor unit 3 is connected downstream, in a digital
Hearing A digital processor unit. On the output side
the signal processor unit 3 is an inventive electrical /
Wie in Fig. 1 schematisiert, umfasst die Wandlereinheit 5 den
eigentlichen mechanisch/elektrischen Wandler 5a, welcher bezüglich
des Einganges E5 zur Wandlereinheit 5, eine Eingangsimpedanz
Wie in Fig. 3 schematisiert, kann dabei grundsätzlich die Ansteuerung
der Eingangsimpedanz-Umschaltung manuell - man - erfolgen,
sei dies durch lokalen unmittelbaren Eingriff - Loc -
auf ein Schaltorgan, sei dies durch eine Remote-Ansteuerung -
Rem -, insbesondere über eine ggf. ohnehin für die Ansteuerung
der Signalprozessoreinheit vorgesehene Fernsteuerung. Die jeweilige
selektive Ansteuerung der Eingangsimpedanz
Die Umschalteinheit 7 kann weiter, je nach Konzeption des mechanisch/elektrischen
Wandlers, insbesondere seiner diskreten,
die Eingangsimpedanz bestimmenden Impedanzelemente, als separate,
zwischen Ausgang der Signalprozessoreinheit 3 und Eingang
des erwähnten Wandlers eingebaute, eigenständige Schalteinheit
ausgebildet sein. Bevorzugterweise, und wie dies auch in Fig. 2
dargestellt ist, wird sie in einem modularen elektrisch/mechanischen
Wandler 15 integriert.The
In Fig. 2 ist in einem solchen Wandlermodul 15 schematisch ein
bei Hörgeräten üblicher elektrisch/mechanischer Wandler 17 dargestellt,
in Form eines Lautsprechers mit induktivem Treiber
19. Der Treiber 19 umfasst beispielsweise zwei Spulen 19a und
19b. Mittels der Umschalteinheit 17 werden diese Spulen 19a,
19b entweder in Serie oder parallelgeschaltet, wodurch die
durch diese Spulen mindestens mitbestimmte Eingangsimpedanz des
Moduls 15 umgeschaltet wird. Selbstverständlich ist es durchaus
möglich, mehr als zwei Eingangsimpedanz-Zustände selektiv aufschaltbar
vorzusehen und dabei, durch selektive Parallel-
und/oder Serieschaltung der vorgesehenen diskreten Impedanzen,
die jeweils erwünschte Eingangsimpedanz schaltend zu realisieren.In Fig. 2 is in such a
Bei einem Hörhilfegerät, bei welchem ohnehin eine Anpassung insbesondere der Übertragungscharakteristik der Signalprozessoreinheit beim Audiologen an die jeweiligen Bedürfnisse eines Individuums erfolgt, wird dort die erstmalige selektive Eingangsimpedanz-Wahl durch entsprechende Aufschaltung vorgenommen. Diese Aufschaltung kann dabei bis zu einer bedarfsabhängigen Änderung - wiederum durch eine Fachperson, beispielsweise den Audiologen - beibehalten werden, oder es erfolgen, ausgehend von dieser Anpassgrundeinstellung, entweder automatisch oder durch das Individuum manuell gestellt, während der Hörgerätbenutzung Umschaltungen der Eingangsimpedanz. Durch Vorsehen einer Reset-Möglichkeit, beispielsweise durch manuellen Eingriff an der Signalprozessoreinheit, wird dann aber bevorzugt die Möglichkeit gegeben, jederzeit auf die durch die Fachperson vorgenommene Grundeinstellung der erwähnten Eingangsimpedanz ruckzüschalten.In a hearing aid, which in any case an adaptation in particular the transmission characteristic of the signal processor unit at the audiologist to the respective needs of a Individual, there is the first selective input impedance choice made by appropriate connection. This connection can be up to a demand-dependent Change - again by a specialist, for example the audiologist - be maintained, or be done, starting from this fitting preset, either automatically or placed manually by the individual while using the hearing aid Switching of the input impedance. By providing a reset possibility, for example by manual intervention at the signal processor unit, but is then preferred given the opportunity at any time by the specialist made default setting of the mentioned input impedance ruckzüschalten.
Das erfindungsgemässe Vorgehen ermöglicht einerseits, mit höchst einfachen Mitteln den Dynamikbereich des Hörgerätes umzuschalten, ermöglicht es aber weiter, mit Blick auf die Hörgerätefertigung, verschiedene Hörgerätetypen, die sich im wesentlichen lediglich durch den Dynamikbereich unterscheiden, gemeinsam gleich zu fertigen und die Typenzuordnung der produzierten Geräte erst nach der eigentlichen Produktion durch selektive Wahl der erwähnten Eingangsimpedanz und damit des Dynamikbereiches festzulegen, ggf. gar erst durch die eine fachmännische Anpassung vornehmende Fachperson, wie den erwähnten Audiologen.The inventive approach allows on the one hand, with very simple means to switch the dynamic range of the hearing aid, However, with regard to the production of hearing aids, different types of hearing aid, which are essentially differ only by the dynamic range, in common to produce the same and the type assignment of the produced Devices only after the actual production by selective Choice of the mentioned input impedance and thus of the dynamic range determine, if necessary, only by the one expert Adapting expert, such as the mentioned audiologist.
Claims (12)
- A method for controlling the dynamic range of a hearing device with at least one acoustic/electrical input transducer, downstream of the latter a signal processor unit, which for its part is operatively connected to at least one electrical/mechanical transducer, on which the input impedance is selectively switched over from the signal processor unit to the acoustic/mechanical transducer, characterized in that the switching of the input impedance takes place at the electrical/acoustic transducer in form of a modular element.
- The method as claimed in claim 1, characterized in that, when the hearing device is being adapted to an individual, a selective switching is performed.
- The method as claimed in either of claims 1 and 2, characterized in that the switching is controlled by the signal processor unit.
- The method as claimed in one of claims 1 to 3, characterized in that the switching takes place automatically and/or initiated externally from the hearing device.
- The method as claimed in one of claims 1 to 4, characterized in that the input impedance is switched over by selective series and/or parallel connection of impedance elements.
- A method for manufacturing types of hearing device with different transmission characteristics between acoustic/electrical transducers on the input side and at least one electrical/mechanical transducer on the output side, characterized in that the types of hearing device are of an identical construction and their impedance-specific dynamic range is set by selective activation of an input impedance at the electrical/mechanical transducer constructed as a modular element.
- A hearing device with at least one acoustic/electrical input transducer, the output of which is operatively connected to the input of a signal processor unit, the output of which is operatively connected to the input of at least one electrical/mechanical transducer, an input impedance being switchable over to the electrical/mechanical transducer by means of a control input, characterized in that the input impedance can be switched over at the electrical/mechanical transducer constructed as a modular element.
- The hearing device as claimed in claim 7, characterized in that the control input is operatively connected to an output of the signal processor unit.
- The hearing device as claimed in either of claims 7 and 8, characterized in that the control input is operatively connected to a manually operable control unit.
- The hearing device as claimed in either of claims 7 and 8, characterized in that the input impedance comprises at least two impedance elements which are selectively connectable in series or in parallel.
- The hearing device as claimed in claim 10, characterized in that the impedance elements are at least partly coils.
- An electromechanical transducer for a hearing device with at least two impedance elements, characterized in that a switching unit is provided in the transducer, with a control input which establishes the input impedance that is respectively effective on the transducer constructed as a modular element by different activation of the impedance elements.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DK00971195T DK1330939T3 (en) | 2000-11-03 | 2000-11-03 | Method of controlling the dynamic range of a hearing aid, method of producing various types of hearing aids and such a hearing aid |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/CH2000/000588 WO2001015494A2 (en) | 2000-11-03 | 2000-11-03 | Method for controlling the dynamic range of a hearing aid, method for manufacturing different types of hearing aids and such a hearing aid |
Publications (2)
Publication Number | Publication Date |
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EP1330939A2 EP1330939A2 (en) | 2003-07-30 |
EP1330939B1 true EP1330939B1 (en) | 2005-04-06 |
Family
ID=4358147
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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EP00971195A Expired - Lifetime EP1330939B1 (en) | 2000-11-03 | 2000-11-03 | Method for controlling the dynamic range of a hearing aid, method for manufacturing different types of hearing aids and such a hearing aid |
Country Status (6)
Country | Link |
---|---|
EP (1) | EP1330939B1 (en) |
JP (1) | JP2004502322A (en) |
AU (1) | AU2001210147A1 (en) |
CA (1) | CA2422408A1 (en) |
DE (1) | DE50010020D1 (en) |
WO (1) | WO2001015494A2 (en) |
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KR100718384B1 (en) * | 2005-02-25 | 2007-05-14 | 주식회사 팬택앤큐리텔 | IC chip type hearing aid circuit for a mobile phone and Mobile phone with a built-in hearing aid circuit |
US8031878B2 (en) * | 2005-07-28 | 2011-10-04 | Bose Corporation | Electronic interfacing with a head-mounted device |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5321758A (en) * | 1989-03-02 | 1994-06-14 | Ensoniq Corporation | Power efficient hearing aid |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3036417A1 (en) * | 1980-09-26 | 1982-05-06 | Oticon Electronics A/S, Skovlunde | Input circuit for hearing-aid amplifier - has changeover switch short-circuiting either microphone or induction coil |
US5446413A (en) * | 1994-05-20 | 1995-08-29 | Knowles Electronics, Inc. | Impedance circuit for a miniature hearing aid |
-
2000
- 2000-11-03 JP JP2001519085A patent/JP2004502322A/en active Pending
- 2000-11-03 EP EP00971195A patent/EP1330939B1/en not_active Expired - Lifetime
- 2000-11-03 CA CA002422408A patent/CA2422408A1/en not_active Abandoned
- 2000-11-03 AU AU2001210147A patent/AU2001210147A1/en not_active Abandoned
- 2000-11-03 DE DE50010020T patent/DE50010020D1/en not_active Expired - Lifetime
- 2000-11-03 WO PCT/CH2000/000588 patent/WO2001015494A2/en active IP Right Grant
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5321758A (en) * | 1989-03-02 | 1994-06-14 | Ensoniq Corporation | Power efficient hearing aid |
Also Published As
Publication number | Publication date |
---|---|
EP1330939A2 (en) | 2003-07-30 |
WO2001015494A2 (en) | 2001-03-01 |
JP2004502322A (en) | 2004-01-22 |
AU2001210147A1 (en) | 2001-03-19 |
CA2422408A1 (en) | 2003-03-03 |
WO2001015494A3 (en) | 2001-12-20 |
DE50010020D1 (en) | 2005-05-12 |
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