WO1999055131A2 - Unite de stockage d'energie, de preference pour un appareil auditif, procede pour charger cette unite de stockage d'energie et dispositif pour mettre en oeuvre ledit procede - Google Patents

Unite de stockage d'energie, de preference pour un appareil auditif, procede pour charger cette unite de stockage d'energie et dispositif pour mettre en oeuvre ledit procede Download PDF

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Publication number
WO1999055131A2
WO1999055131A2 PCT/CH1999/000421 CH9900421W WO9955131A2 WO 1999055131 A2 WO1999055131 A2 WO 1999055131A2 CH 9900421 W CH9900421 W CH 9900421W WO 9955131 A2 WO9955131 A2 WO 9955131A2
Authority
WO
WIPO (PCT)
Prior art keywords
energy storage
storage unit
hearing aid
coil
charging
Prior art date
Application number
PCT/CH1999/000421
Other languages
German (de)
English (en)
Other versions
WO1999055131A3 (fr
Inventor
Christoph Wuersch
Gerard Van Oerle
Original Assignee
Phonak Ag
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
Application filed by Phonak Ag filed Critical Phonak Ag
Priority to AU54054/99A priority Critical patent/AU5405499A/en
Priority to PCT/CH1999/000421 priority patent/WO1999055131A2/fr
Publication of WO1999055131A2 publication Critical patent/WO1999055131A2/fr
Publication of WO1999055131A3 publication Critical patent/WO1999055131A3/fr

Links

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
    • H04R25/60—Mounting or interconnection of hearing aid parts, e.g. inside tips, housings or to ossicles
    • H04R25/602—Mounting or interconnection of hearing aid parts, e.g. inside tips, housings or to ossicles of batteries
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
    • H01M50/247—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders specially adapted for portable devices, e.g. mobile phones, computers, hand tools or pacemakers
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
    • H01M10/46—Accumulators structurally combined with charging apparatus
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
    • H01M50/204—Racks, modules or packs for multiple batteries or multiple cells
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
    • H01M50/204—Racks, modules or packs for multiple batteries or multiple cells
    • H01M50/207—Racks, modules or packs for multiple batteries or multiple cells characterised by their shape
    • H01M50/213—Racks, modules or packs for multiple batteries or multiple cells characterised by their shape adapted for cells having curved cross-section, e.g. round or elliptic
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
    • H01M50/218—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders characterised by the material
    • H01M50/22—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders characterised by the material of the casings or racks
    • H01M50/222—Inorganic material
    • H01M50/224—Metals
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
    • H01M50/271—Lids or covers for the racks or secondary casings
    • H01M50/273—Lids or covers for the racks or secondary casings characterised by the material
    • H01M50/278—Organic material
    • 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
    • H04R2225/31—Aspects of the use of accumulators in hearing aids, e.g. rechargeable batteries or fuel cells
    • 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
    • H04R25/55—Deaf-aid sets, i.e. electro-acoustic or electro-mechanical hearing aids; Electric tinnitus maskers providing an auditory perception using an external connection, either wireless or wired
    • H04R25/558—Remote control, e.g. of amplification, frequency
    • 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
    • H04R25/70—Adaptation of deaf aid to hearing loss, e.g. initial electronic fitting
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10—Energy storage using batteries

Definitions

  • Energy storage unit preferably for a hearing aid, method for charging the energy storage unit and a device for carrying out the method
  • the present invention relates to an energy storage unit according to the preamble of claim 1, a hearing aid with the
  • Energy storage unit a method for charging a rechargeable energy storage unit present in the hearing aid and a device for carrying out the method.
  • Hearing aids serve to improve the hearing performance of hearing-impaired patients, whereby a fundamental distinction is made between BTE (behind-the-ear) and ITE (in-the-ear) hearing aids.
  • the second type of hearing aid includes the so-called CIC (Completely-in-t e-Canal) hearing aids, which are completely absorbed into the patient's auditory canal.
  • An ITE hearing aid is known from the German utility model with the number G 87 13 369.5, but because of the expansion due to the battery compartment, it cannot be completely inserted into the hearing passage.
  • EP-0 831 674-A2 discloses a hearing aid that can be completely implanted, a portable charger and a portable wireless remote control being provided in order to charge an accumulator in the hearing aid on the one hand and to program the hearing aid as desired on the other hand .
  • a transmission coil connected to the charger via a line.
  • a disadvantage of this known hearing aid is that one or more of the conventional nickel, cadmium, nickel-metal hybrid, lithium or lithium-ion cells are used as accumulators, which require a relatively large amount of space or, in the case of a small version, one have low loading capacity.
  • WO 97/34443 discloses a hearing aid which is constructed in the form of a cylinder and is completely sealed off from the outside, a conventional, non-rechargeable battery being provided as an energy store which is located in the interior of the cylindrical hearing device.
  • a conventional, non-rechargeable battery being provided as an energy store which is located in the interior of the cylindrical hearing device.
  • WO 95/28817 Yet another known embodiment of a hearing aid is disclosed in WO 95/28817.
  • the known hearing device has an energy store in the form of a capacitor which is coupled to a coil.
  • a further coil is provided outside the hearing aid and is connected to an AC voltage source. According to the Operation of a transformer induces a voltage in the coil of the hearing aid.
  • a rectifier circuit in the hearing device connected between the coil and the capacitor ensures the rectification of the induced alternating voltage.
  • EP-0 909 113-A2 discloses a hearing aid which has a hearing aid charging circuit which consists of a rectifier, a conventional rechargeable battery and a secondary coil which is inductively coupled to a primary coil connected to the charging circuit in the charging container when the hearing aid is inserted , wherein the secondary coil is listed as a coreless coil surrounding the accumulator.
  • the present invention is therefore based on the object of creating an energy storage unit or a small hearing device with such an energy storage unit which does not have the disadvantages mentioned above. This object is achieved by the measures specified in the characterizing part of patent claim 1.
  • Advantageous refinements of the invention, a hearing aid with the energy storage unit, a method for charging the energy storage unit and a device for carrying out the method are specified in further claims.
  • the invention has the following advantages: Because the energy storage unit consists of a film which is constructed or wound in the form of a hollow cylinder, an extremely high energy density is achieved. This is of the greatest importance, especially for the smallest systems with their own energy supply.
  • a coil is provided according to the invention, which surrounds the hollow cylinder-shaped film.
  • a voltage is induced in the coil to charge the energy storage unit, the voltage being induced in a known manner due to an alternating field.
  • the circuits necessary for voltage rectification and regulation as well as the signal processing units also required for a hearing aid can be accommodated in the hollow cylinder according to the invention.
  • the coil according to the invention is also advantageously suitable for communication with the hearing aid.
  • the hearing aid can be used without contact points for Programming lines are provided on the hearing aid are programmed, that is to say that various parameters and algorithms that characterize a specific hearing loss of a patient are transmitted via the coil in the hearing aid - and thus into a memory in one
  • Signal processing unit - can be transmitted.
  • the hearing aid can thus be completely encapsulated and set up without contact points.
  • the energy storage unit and in particular also the coil can be designed to be space-saving, an embodiment as a hollow cylinder in which all hearing aid components are contained is particularly advantageous.
  • the outer surface of the hollow cylinder also serves as a hearing aid housing.
  • FIG. 1 shows an embodiment of a hearing aid according to the invention in a schematic representation
  • FIG. 2 shows a further embodiment of a hearing aid according to the invention, likewise in a schematic illustration
  • FIG. 3 shows yet another embodiment of a hearing aid according to the invention, likewise in a schematic illustration, 4 shows an embodiment of a circuit arrangement for charging an energy storage unit present in the hearing aid or for programming a signal processing unit present in the hearing aid,
  • Fig. 5 shows another embodiment of the
  • FIG. 6 shows yet another embodiment of the circuit arrangement according to FIG. 3.
  • FIG. 1 shows a first embodiment of a hearing aid according to the invention, consisting of two electro-acoustic transducers, namely a microphone 1 and a loudspeaker 2, a signal processing unit 6 and an energy storage unit 3, in a schematic, partially cut-away representation.
  • a coil 4 is provided, via which the energy storage unit 3 can be charged.
  • the rod-shaped hearing aid according to FIG. 1 is inserted completely into the ear canal of a patient, the end provided with the microphone 1 being directed outwards and the end provided with the loudspeaker 2 being directed inside the ear.
  • the rod-shaped module containing the hearing aid components can be specifically adapted to the patient's auditory canal in various ways. In this regard, reference is made, for example, to publications EP-0 855 847-A2 and WO 97/34443.
  • Electrode 1 and 2 Between the electro-acoustic transducers 1 and 2 and connected to them is a preferably hollow cylinder-shaped body, which by the energy storage unit 3 and
  • Coil 4 is formed and in which the signal processing unit 6 fastened on a carrier element 7 is contained.
  • the carrier unit 7 is preferably an electrical conductor substrate on which the signal processing unit 6 is attached as an electrical component - for example using hybrid technology.
  • the loudspeaker 2 or the microphone 1 are connected to the carrier element 7 or to the conductor tracks provided thereon via contact points 8 or 11.
  • the signal recorded by the microphone 1 is processed or processed in the signal processing unit 6 so that it can be applied to the loudspeaker 2 in the desired form.
  • the aforementioned coil 4 is provided for charging the energy storage unit 3 and preferably has a hollow cylindrical shape.
  • An AC voltage induced in this coil 4 due to an external electromagnetic alternating field is corresponding with the aid of a conventional rectifier Smoothing circuits and, if necessary, a voltage regulator prepared and applied to the energy storage unit 3, whereby the energy storage unit 3 is supplied with energy.
  • Fig. 2 shows - again in a schematic representation - a further embodiment of the invention.
  • the energy storage unit 3 extends over the entire length of the hearing aid and thus simultaneously forms its housing.
  • the coil 4 also extends over a larger area of the hollow cylinder surface of the energy storage unit 3, with which a greater electromagnetic coupling can be achieved when the energy storage unit 3 is being charged.
  • the charging process can either be accelerated considerably or the alternating field required for charging can be significantly weaker.
  • the hollow-cylinder-shaped hearing aid has covers 9 and 10 made of an acoustically transparent material at the two ends, which preferably keeps splash water and dirt (cerumen, dust, grease, etc.) away. Basically, fine-pored filters, etched grids or sintered polyethylene parts are therefore suitable for the covers 9 and 10.
  • An improvement in the possibility of protection is achieved in that a water- and fat-repellent material is selected for the covers 9 and 10 or in that the material used is treated in such a way that water and / or fat parts are repelled.
  • the preferred embodiment of the hearing aid according to the invention has the further advantage that the electronic components arranged in the interior, in particular those in the signal processing unit 6, are shielded from electromagnetic influences by the energy storage unit 3. The susceptibility to interference of the hearing aids has thus been reduced at the same time compared to known embodiments.
  • the arrangement of the energy storage unit 3 and the coil 4 increases the overall rigidity of the hearing aid.
  • Energy storage unit 3 to laminate a thin sheet of a highly permeable material (e.g. metallic spin glasses, Vitrovac or Permalloy-like alloys), which at the same time further improves the mechanical shape of the hearing aid as a metallic sheathing.
  • a highly permeable material e.g. metallic spin glasses, Vitrovac or Permalloy-like alloys
  • the speaker coil 5, which is present in the loudspeaker 2 anyway, is used instead of the coil 4 for charging the energy storage unit 3.
  • the coil 4 is therefore not necessary.
  • a digital / analog converter is not required in digital hearing aids, in which the receiver, ie the loudspeaker, is controlled with a pulse-width-modulated voltage (reference is made to the publication of the international patent application WO 97/40644), because the existing circuit is used simultaneously as an active and passive rectifier.
  • the hearing aid and thus also the coil 4 are exposed to an alternating magnetic field during charging.
  • a voltage U ind induced in the coil 4 exceeds a threshold value U min , which results from the sum of the instantaneous voltage U E across the energy storage unit 3 and a threshold voltage U th determined by the charging electronics, the charging process of the energy storage unit 3 begins.
  • the size of the induced voltage U ind depends in a known manner on the following conditions:
  • Amplitude of the alternating magnetic field Frequency of the alternating magnetic field; Distance between the source of the alternating magnetic field and the coil 4; Geometry and design of coil 4 (inductance, DC resistance, cross-sectional area, number of turns);
  • Energy storage unit 3 is switched.
  • the criterion of the switchover arises from whether the instantaneous voltage U E of the energy storage unit 3 is sufficient to operate a charge controller present in the signal processing unit 6 or not.
  • FIG. 4 an output stage of a hearing aid is shown schematically, which according to normal hearing aid mode with a digital pulse-width-modulated signal already cited laid-open publication WO 97/40644 is driven.
  • the coil 5 is connected to the energy storage unit 3 via four low-loss switches 20 to 23 - shown as field-effect transistors in FIG. 3.
  • the circuit arrangement corresponds to the known bridge circuit.
  • switches 20 to 23 are actuated alternately with the pulse width modulated signal. If this signal is low (low level), switches 20 and 23 are closed, for example, while switches 21 and 22 are open. If the signal is high, switches 20 and 23 are open accordingly, while switches 21 and 22 are closed.
  • This circuit arrangement makes it possible in the simplest way to couple the coil 5 to the energy storage unit 3 with a very low resistance with a maximum voltage swing.
  • the circuit arrangement according to FIG. 4 simultaneously allows the energy storage unit 3 to be charged via the coil 5.
  • this can be done by actively switching the switches 20 and 23 or 21 and 22 such that the voltage U ind induced in the coil 5 leads to a unipolar voltage across the energy storage unit 3 .
  • a known comparator circuit not shown in FIG. 4 Detect, with positive voltage U ind switches 20 and 23 open and switches 21 and 22 closed. If the voltage U ind is negative, the switching states of the switches 20 to 23 are reversed, ie the switches 20 and 23 are closed and the switches 21 and 22 are open.
  • FIG. 5 shows a further embodiment of a circuit arrangement for charging the energy storage unit 3, a passive charging process also being possible in this embodiment.
  • the switches 20 to 23 are again provided, which are controlled in accordance with the statements relating to FIG. 4.
  • a diode D1 or D2 or D3 or D4 is now provided in parallel for each of the switches 20 to 23.
  • the circuit arrangement according to FIG. 5 corresponds to the known classic bridge circuit, which is used in particular when the residual charge of the energy storage unit 3 is not sufficient to feed the charge controller.
  • Energy storage unit 3 must then take place passively at least until there is sufficient energy to supply the charge controller and thus to actuate switches 20 to 23.
  • the switches 20 to 23 are in the open state, even if the voltage U E across the energy storage unit 3 is small and the charging controller is at best in an undefined state Condition.
  • FIG. 6 An embodiment of the circuit according to FIG. 5 with field effect transistors as switches 20 to 23 is shown in FIG. 6.
  • the switches 20 and 23 are p-channel field effect transistors and the switches 21 and 22 are n-channel field effect transistors. Furthermore, the gate connections of the switches 20 to 23 are led to the respective base connection potential via high-resistance resistors 30 to 33. The switch positions of the switches 20 to 23 are thus defined even with a low supply voltage U E of the charge controller.
  • the diodes D1 to D4 shown in FIG. 5 are in the embodiment according to FIG. 6 between the base connection and the drain or. Source connection of the respective field effect transistors available.
  • Accumulators (secondary cells), such as lead accumulators, NiCd accumulators, Ni-metal hydride accumulators or lithium systems (Li-ion, Li-metal hydride, Li-polymer) as well as super and ultracapacitors can be used as energy storage unit 3.
  • Accumulator systems are preferably used, which as Hollow cylinders can be realized, that is to say in particular energy storage units wound from foils, which do not require any further sheathing and thus enable an optimal energy density to be achieved and the available volume to be utilized.
  • the energy storage unit can consist of one or more energy storage cells which are connected together in series and / or in parallel.
  • the energy storage unit has been explained in connection with hearing aids, their applicability is in no way limited to hearing aids. Rather, the energy storage unit according to the invention is particularly suitable for a number of other applications, in particular for those in which space is limited and in which a network-independent energy supply is required at the same time.

Abstract

L'invention concerne une unité de stockage d'énergie (3) servant à recevoir, stocker et délivrer de l'énergie électrique, comprenant au moins partiellement une feuille enroulée ou disposée sous la forme d'un cylindre creux. Cette unité de stockage d'énergie (3) permet d'obtenir des densités énergétiques extrêmement élevées. L'invention concerne également un appareil auditif comportant au moins un transducteur électroacoustique fonctionnant comme un microphone (1) et au moins un transducteur électroacoustique fonctionnant comme un haut-parleur (2), une unité de traitement de signaux (6) raccordée aux transducteurs électroacoustiques (1, 2) et une unité de stockage d'énergie (3) pour alimenter en énergie électrique l'unité de traitement de signaux (6).
PCT/CH1999/000421 1999-09-08 1999-09-08 Unite de stockage d'energie, de preference pour un appareil auditif, procede pour charger cette unite de stockage d'energie et dispositif pour mettre en oeuvre ledit procede WO1999055131A2 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
AU54054/99A AU5405499A (en) 1999-09-08 1999-09-08 Energy storage unit, preferably for a hearing aid, method for charging said energy storage unit, and a device for carrying out the method
PCT/CH1999/000421 WO1999055131A2 (fr) 1999-09-08 1999-09-08 Unite de stockage d'energie, de preference pour un appareil auditif, procede pour charger cette unite de stockage d'energie et dispositif pour mettre en oeuvre ledit procede

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CH1999/000421 WO1999055131A2 (fr) 1999-09-08 1999-09-08 Unite de stockage d'energie, de preference pour un appareil auditif, procede pour charger cette unite de stockage d'energie et dispositif pour mettre en oeuvre ledit procede

Publications (2)

Publication Number Publication Date
WO1999055131A2 true WO1999055131A2 (fr) 1999-11-04
WO1999055131A3 WO1999055131A3 (fr) 2000-10-19

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WO (1) WO1999055131A2 (fr)

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2003032682A1 (fr) 2001-10-12 2003-04-17 Oticon A/S Appareil de correction auditive, casque d'ecoute ou dispositif analogue, conçus pour diffuser un signal sonore a proximite de la membrane tympanique
WO2007072366A1 (fr) * 2005-12-21 2007-06-28 Koninklijke Philips Electronics, N.V. Bobine de charge inductive et haut-parleur audio combines pour une utilisation dans un appareil de soins personnels
EP1874084A2 (fr) 2006-06-26 2008-01-02 Siemens Audiologische Technik GmbH Appareils auditifs avec source de courant spéciale
WO2008010716A2 (fr) * 2006-07-21 2008-01-24 Exsilent Research B.V. Prothèse auditive, module d'extension et procédé de fabrication d'une prothèse auditive
WO2011000974A2 (fr) 2010-10-19 2011-01-06 Phonak Ag Instrument auditif comprenant une source d'énergie rechargeable
WO2011009966A2 (fr) 2010-11-03 2011-01-27 Phonak Ag Batterie à couches minces
WO2018080924A1 (fr) * 2016-10-27 2018-05-03 Starkey Laboratories, Inc. Coque de gestion de puissance pour dispositif électronique porté à l'oreille

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1989008370A1 (fr) * 1988-02-29 1989-09-08 Almasi Istvan Appareil de correction auditive
EP0424916A2 (fr) * 1989-10-26 1991-05-02 Knowles Electronics, Inc. Transducteur acoustique électromagnétique protégé magnétiquement
DE4241255A1 (en) * 1992-12-08 1993-04-15 Guenther Dipl Ing Schultze Miniaturised hearing aid current source - uses rechargeable battery cells incorporated in hearing aid housing
WO1997004619A1 (fr) * 1995-07-24 1997-02-06 Oticon A/S Prothese auditive et batterie destinee a etre utilisee dans cette prothese auditive
EP0909113A2 (fr) * 1997-10-11 1999-04-14 Acousticon Hörsysteme GmbH Prothèse auditive intra-auriculaire

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1989008370A1 (fr) * 1988-02-29 1989-09-08 Almasi Istvan Appareil de correction auditive
EP0424916A2 (fr) * 1989-10-26 1991-05-02 Knowles Electronics, Inc. Transducteur acoustique électromagnétique protégé magnétiquement
DE4241255A1 (en) * 1992-12-08 1993-04-15 Guenther Dipl Ing Schultze Miniaturised hearing aid current source - uses rechargeable battery cells incorporated in hearing aid housing
WO1997004619A1 (fr) * 1995-07-24 1997-02-06 Oticon A/S Prothese auditive et batterie destinee a etre utilisee dans cette prothese auditive
EP0909113A2 (fr) * 1997-10-11 1999-04-14 Acousticon Hörsysteme GmbH Prothèse auditive intra-auriculaire

Cited By (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2003032682A1 (fr) 2001-10-12 2003-04-17 Oticon A/S Appareil de correction auditive, casque d'ecoute ou dispositif analogue, conçus pour diffuser un signal sonore a proximite de la membrane tympanique
US7454027B2 (en) 2001-10-12 2008-11-18 Oticon A/S Hearing aid, headset or similar device for delivering a sound signal at the vicinity of the tympanic membrane
WO2007072366A1 (fr) * 2005-12-21 2007-06-28 Koninklijke Philips Electronics, N.V. Bobine de charge inductive et haut-parleur audio combines pour une utilisation dans un appareil de soins personnels
EP1874084A3 (fr) * 2006-06-26 2011-04-27 Siemens Audiologische Technik GmbH Appareils auditifs avec source de courant spéciale
EP1874084A2 (fr) 2006-06-26 2008-01-02 Siemens Audiologische Technik GmbH Appareils auditifs avec source de courant spéciale
US8098860B2 (en) 2006-06-26 2012-01-17 Siemens Audiologische Technik Gmbh Hearing apparatus with special power source
WO2008010716A2 (fr) * 2006-07-21 2008-01-24 Exsilent Research B.V. Prothèse auditive, module d'extension et procédé de fabrication d'une prothèse auditive
WO2008010716A3 (fr) * 2006-07-21 2009-01-29 Exsilent Res Bv Prothèse auditive, module d'extension et procédé de fabrication d'une prothèse auditive
US8798294B2 (en) 2006-07-21 2014-08-05 Exsilent Research B.V. Hearing aid, expansion unit and method for manufacturing a hearing aid
WO2011000974A2 (fr) 2010-10-19 2011-01-06 Phonak Ag Instrument auditif comprenant une source d'énergie rechargeable
US9647462B2 (en) 2010-10-19 2017-05-09 Sonova Ag Hearing instrument comprising a rechargeable power source
WO2011009966A2 (fr) 2010-11-03 2011-01-27 Phonak Ag Batterie à couches minces
WO2018080924A1 (fr) * 2016-10-27 2018-05-03 Starkey Laboratories, Inc. Coque de gestion de puissance pour dispositif électronique porté à l'oreille
US10244301B2 (en) 2016-10-27 2019-03-26 Starkey Laboratories, Inc. Power management shell for ear-worn electronic device

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WO1999055131A3 (fr) 2000-10-19
AU5405499A (en) 1999-11-16

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