EP1272002A2 - Dispositif microphone pour prothèse auditive à placer derrière l'oreille - Google Patents

Dispositif microphone pour prothèse auditive à placer derrière l'oreille Download PDF

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Publication number
EP1272002A2
EP1272002A2 EP02013819A EP02013819A EP1272002A2 EP 1272002 A2 EP1272002 A2 EP 1272002A2 EP 02013819 A EP02013819 A EP 02013819A EP 02013819 A EP02013819 A EP 02013819A EP 1272002 A2 EP1272002 A2 EP 1272002A2
Authority
EP
European Patent Office
Prior art keywords
microphone
hearing aid
sound
housing
sound inlet
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
EP02013819A
Other languages
German (de)
English (en)
Other versions
EP1272002B1 (fr
EP1272002A3 (fr
Inventor
Torsten Dr. Niederdränk
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
Application filed by Siemens Audiologische Technik GmbH filed Critical Siemens Audiologische Technik GmbH
Publication of EP1272002A2 publication Critical patent/EP1272002A2/fr
Publication of EP1272002A3 publication Critical patent/EP1272002A3/fr
Application granted granted Critical
Publication of EP1272002B1 publication Critical patent/EP1272002B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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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
    • H04R25/40—Arrangements for obtaining a desired directivity characteristic
    • H04R25/402—Arrangements for obtaining a desired directivity characteristic using contructional means
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R1/00—Details of transducers, loudspeakers or microphones
    • H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
    • H04R1/32—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only
    • H04R1/34—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by using a single transducer with sound reflecting, diffracting, directing or guiding means
    • H04R1/342—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by using a single transducer with sound reflecting, diffracting, directing or guiding means for microphones
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R1/00—Details of transducers, loudspeakers or microphones
    • H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
    • H04R1/32—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only
    • H04R1/34—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by using a single transducer with sound reflecting, diffracting, directing or guiding means
    • H04R1/38—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by using a single transducer with sound reflecting, diffracting, directing or guiding means in which sound waves act upon both sides of a diaphragm and incorporating acoustic phase-shifting means, e.g. pressure-gradient microphone
    • 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
    • H04R25/60—Mounting or interconnection of hearing aid parts, e.g. inside tips, housings or to ossicles
    • H04R25/604—Mounting or interconnection of hearing aid parts, e.g. inside tips, housings or to ossicles of acoustic or vibrational transducers

Definitions

  • the invention relates to a hearing aid that can be worn behind the ear with a hearing aid housing and one in the hearing aid housing arranged microphone with a microphone housing.
  • Known microphones provide a microphone body, which with a nozzle-shaped microphone inlet is connected. This Sound inlet connection is in a corresponding recording in the Hearing aid housing introduced, the sound inlet connector for acoustic and mechanical reasons mostly immediately through the housing surface to the sound inlet opening in the Hearing aid housing leads.
  • the hearing aid has a first Microphone on another microphone that is only for near-sound sensitive and coupled to a second input of the amplifier is, both microphones with the assigned Inputs of the amplifier are coupled that when fed the output signals of the two microphones to the respective Inputs of the amplifier the amplifier almost no output signal provides, provided the output signals of the two Microphones are caused by near-sound.
  • From DE 198 52 758 C2 is a wearable behind the ear Hearing aid with one connected to an amplifier circuit Microphone system known. Through one to the vertical can be swiveled and / or rotated horizontally in or Carrier for the microphone system arranged on the hearing aid device, that at least one microphone and two sound inlet openings is the recording characteristic of the microphone system variable.
  • WO 00/49836 describes a microphone for arrangement in known a hearing aid, the microphone three sound inlet openings has, all in a common level are arranged.
  • the object of the present invention is the arrangement of a Microphones with a microphone housing in one behind the Improve ear portable hearing aid.
  • This task is performed with a hearing aid that can be worn behind the ear with a hearing aid housing and one in the hearing aid housing arranged microphone with a microphone housing thereby solved that the hearing aid housing in opposite sides each has a sound inlet opening and two opposite ones A sound inlet connector on each side of the microphone housing arranged with a sound inlet opening is, the sound inlet connection in the sound inlet openings of the hearing aid housing protrude and being worn Hearing aid at least approximately the sound entry opening of a sound inlet connector distal and the sound inlet opening of the other sound inlet connection is arranged proximal to the head of a hearing aid wearer.
  • the hearing aid designed according to the invention enables on simple arrangement of lateral sound inlet openings in the hearing aid housing. Due to the small design of the microphone as well as the elimination of additional sound conduction channels between the microphone and the sound inlet opening in the hearing aid housing is the placement of the microphone in both the middle as well as at one end within the hearing aid housing possible.
  • the one-sided inlet of the acoustic Signals in the directly on the microphone membrane front microphone volume has the proposed Arrangement of a microphone with two sound inlets. This are arranged on two opposite microphone sides and also give the incident sound signals access to the front microphone volume.
  • Microphones with opposing sound inlets can be easily integrated into the hearing aid housing and allow both sides with minimal space requirements Sound entry.
  • the one required for physical reasons Cross-section of the sound entry surface is thus on the two Sound inlet nozzle distributed, which makes them proportional can be made small.
  • the sound channels between the side sound entry openings in the hearing aid housing and the microphone membrane are according to the microphone the invention very short and simple, which is advantageous affects the acoustic properties.
  • Farther can the sound inlet connection according to a microphone the invention in an advantageous manner as Means for attaching the microphone in the hearing aid. Further Fasteners can be omitted. So will through the microphone according to the invention both acoustic and design specifications also taken into account.
  • the Sound inlet connection of the microphone as well as the sound inlet openings in opposite sides of the hearing aid housing arranged on a common axis of symmetry.
  • a directional microphone system By arranging several microphones in the hearing aid and one A directional microphone system can provide suitable electrical wiring will be realized. All microphones are preferred designed according to the invention.
  • the simple space-saving Housing a microphone according to the invention in the housing
  • the hearing aid facilitates the placement of several of these Microphones inside a hearing aid housing.
  • the microphone comprises several pairs of sound inlet connectors, where the sound inlet connection of each Pair on two opposite sides of the microphone housing are arranged and in a chamber on one side of a microphone membrane lead.
  • the sound inlets are here of a pair in one sound entry opening in opposite Sides of the hearing aid housing introduced, with worn hearing aid at least approximately the sound entry opening of a sound inlet connector distal and the sound inlet opening of the other sound inlet connection a pair is located proximal to the head.
  • a microphone according to the invention at least two pairs of sound inlet connectors a differential microphone form, which has a directional characteristic.
  • Figures 4 and 5 show side views of one behind the Ear portable hearing aid according to the arrangement of a microphone the invention.
  • FIG. 6 shows a hearing aid that can be worn behind the ear Section with a microphone arranged according to the invention.
  • Figure 7 shows a microphone in cross section.
  • Figure 1 shows a microphone 1 in plan view.
  • the microphone 1 has a microphone housing 2, on the two opposite A sound inlet connection 3 or 4 is arranged on each side is.
  • the sound inlet connection 3 and 4 form on their free end each a sound entry opening 3A or 4A and lead through the other end to a microphone chamber inside of the microphone 1.
  • the microphone 1 comprises three Contacts 5, 6 and 7.
  • Figure 2 shows the microphone 1 in a side view.
  • the housing 2 To the Housing 2 is the one pointing out from the drawing level Sound inlet connection 3 with the sound inlet opening 3A arranged. Furthermore, the drawing is the electrical connection contact 5 removable.
  • FIG. 1 An end face of the microphone 1 is shown in FIG. This is also the case 2 with the two, on opposite Sound inlet ports 3 and 4 arranged on the sides seen.
  • FIG. 4 and 5 is a side view of one behind wearable hearing aid 8 shown.
  • the hearing aid 8 comprises a hearing aid housing 9, at its upper end Support hook 10 is integrally formed.
  • On two opposite sides of the housing the hearing aid housing 9 each has a sound inlet opening 11 or 12, in which the sound inlet connection introduced for recording the microphone according to the invention are. Due to the space-saving arrangement of the microphone of the invention in the hearing aid housing 9, the sound entry openings 11 and 12 almost arbitrarily on two opposite Sides of the hearing aid housing 9 are positioned.
  • the sound inlet openings 11 and 12 are preferably located and thus the sound inlet connection of the microphone in question on a common axis.
  • FIG. 6 shows a section in a simplified representation through the hearing aid housing 9.
  • Two opposite housing shells 9A and 9B each have a sound inlet opening 11 or 12 on the two housing bushings 11A or 12A are formed.
  • the microphone 1 is on both sides of the sound inlet connection 3 and 4 worn, the form-fitting in the two Housing bushings 11A and 12A are used.
  • the microphone 1 also has the electrical Contacts 5, 6 and 7 open. From Figure 6 very space-saving accommodation of the microphone 1 inside of the hearing aid housing can be seen.
  • the microphone holder takes place by means of the two sound inlet connections 3 and 4. This enables quick and easy assembly.
  • Farther 6 are the very short sound transmission paths from the sound inlet openings 11 and 12 to the inside the microphone 1 can be removed. This has a positive effect on the acoustic properties of the hearing aid microphone unit out.
  • FIG. 7 shows a microphone 13 in a schematic representation Cross-section.
  • the Sound inlet stubs 15 to 18 form sound inlet openings 19 to 22.
  • the sound inlet stubs 15 and 16 on one side of a microphone membrane 23 and the Sound inlet connection 17 and 18 on the opposite Side of the microphone membrane 23.
  • the sound inlet connection 15 and 16 or 17 and 18 along a pair of sound inlets a common line of symmetry 24A and 24B arranged. So it is possible that through a sound inlet 19, 20, 21, 22 entering moisture or Soiling on the other side or can be blown out.
  • a microphone with a microphone housing for placement in a hearing aid worn behind the ear with a hearing aid housing on two opposite On the sides of the microphone housing with a sound inlet connection arranged a sound inlet.
  • the sound inlet connection open into a chamber on one side of the microphone membrane, where the sound inlet connection in one recording inserted in opposite sides of the hearing aid housing are and at least approximately when the hearing aid is worn the sound inlet opening of a sound inlet nozzle distal and the other's sound inlet Sound inlet connector is arranged proximal to the head.

Landscapes

  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Neurosurgery (AREA)
  • Otolaryngology (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Headphones And Earphones (AREA)
  • Circuit For Audible Band Transducer (AREA)
  • Details Of Audible-Bandwidth Transducers (AREA)
EP02013819A 2001-06-28 2002-06-21 Dispositif microphone pour prothèse auditive à placer derrière l'oreille Expired - Lifetime EP1272002B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE10131214 2001-06-28
DE10131214A DE10131214C1 (de) 2001-06-28 2001-06-28 Mikrofonanordnung in einem hinter dem Ohr tragbaren Hörgerät

Publications (3)

Publication Number Publication Date
EP1272002A2 true EP1272002A2 (fr) 2003-01-02
EP1272002A3 EP1272002A3 (fr) 2009-04-15
EP1272002B1 EP1272002B1 (fr) 2009-12-02

Family

ID=7689785

Family Applications (1)

Application Number Title Priority Date Filing Date
EP02013819A Expired - Lifetime EP1272002B1 (fr) 2001-06-28 2002-06-21 Dispositif microphone pour prothèse auditive à placer derrière l'oreille

Country Status (5)

Country Link
US (1) US6724903B2 (fr)
EP (1) EP1272002B1 (fr)
AT (1) ATE450984T1 (fr)
DE (2) DE10131214C1 (fr)
DK (1) DK1272002T3 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2323422A4 (fr) * 2008-07-30 2013-03-20 Funai Electric Co Microphone différentiel

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1692918B1 (fr) * 2003-12-05 2018-08-15 Oticon A/S Dispositif de communication comportant un micro
US7542580B2 (en) * 2005-02-25 2009-06-02 Starkey Laboratories, Inc. Microphone placement in hearing assistance devices to provide controlled directivity
US8121320B2 (en) * 2008-01-11 2012-02-21 Songbird Hearing, Inc. Hearing aid
USD605769S1 (en) 2008-06-26 2009-12-08 Songbird Hearing, Inc. Hearing aid part
USD605292S1 (en) 2008-06-26 2009-12-01 Songbird Hearing, Inc. Hearing aid earpiece
USD620926S1 (en) 2008-10-04 2010-08-03 Victor Kingsun Wai Sound amplification ear device
US20110085685A1 (en) * 2009-10-08 2011-04-14 Victor Kingsun Wai Sound Amp Ear Device with Ear Phone Jack
USD650080S1 (en) 2009-11-03 2011-12-06 Songbird Hearing, Inc. Hearing aid part
KR102008374B1 (ko) * 2012-08-03 2019-10-23 삼성전자주식회사 휴대용 단말기의 입력장치
KR102721891B1 (ko) 2015-12-15 2024-10-24 메르크 파텐트 게엠베하 유기 전자 제형을 위한 용매로서의 방향족기를 함유하는 에스테르

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL8802516A (nl) * 1988-10-13 1990-05-01 Philips Nv Hoorapparaat met rondzing onderdrukking.
DE29621611U1 (de) * 1996-12-12 1997-02-27 Siemens Audiologische Technik Gmbh, 91058 Erlangen Mikrofon, insbesondere für elektrische Hörhilfegeräte
US6151399A (en) * 1996-12-31 2000-11-21 Etymotic Research, Inc. Directional microphone system providing for ease of assembly and disassembly
DE19852758C2 (de) * 1998-11-16 2001-05-23 Siemens Audiologische Technik Hinter dem Ohr tragbares Hörhilfegerät

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2323422A4 (fr) * 2008-07-30 2013-03-20 Funai Electric Co Microphone différentiel
US8457342B2 (en) 2008-07-30 2013-06-04 Funai Electric Co., Ltd. Differential microphone

Also Published As

Publication number Publication date
EP1272002B1 (fr) 2009-12-02
DK1272002T3 (da) 2010-03-29
US20030002701A1 (en) 2003-01-02
US6724903B2 (en) 2004-04-20
ATE450984T1 (de) 2009-12-15
DE10131214C1 (de) 2003-01-09
EP1272002A3 (fr) 2009-04-15
DE50214032D1 (de) 2010-01-14

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