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DE1277347B - Mikrophon fuer Hoergeraete - Google Patents

Mikrophon fuer Hoergeraete

Info

Publication number
DE1277347B
DE1277347B DEW44116A DEW0044116A DE1277347B DE 1277347 B DE1277347 B DE 1277347B DE W44116 A DEW44116 A DE W44116A DE W0044116 A DEW0044116 A DE W0044116A DE 1277347 B DE1277347 B DE 1277347B
Authority
DE
Germany
Prior art keywords
microphone
membrane
hearing aids
sound
small
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.)
Pending
Application number
DEW44116A
Other languages
German (de)
English (en)
Inventor
Otto Hassler
Johannes Wittkowski
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.)
WILLCO GmbH
Original Assignee
WILLCO 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 WILLCO GmbH filed Critical WILLCO GmbH
Priority to DEW44116A priority Critical patent/DE1277347B/de
Priority to AT371068A priority patent/AT309551B/de
Priority to GB20205/68A priority patent/GB1180865A/en
Priority to CH671468A priority patent/CH491575A/de
Priority to ES353937A priority patent/ES353937A1/es
Priority to NL6807102A priority patent/NL6807102A/xx
Priority to FR1568515D priority patent/FR1568515A/fr
Priority to BE716073D priority patent/BE716073A/xx
Publication of DE1277347B publication Critical patent/DE1277347B/de
Priority to US75548A priority patent/US3662124A/en
Pending legal-status Critical Current

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
    • 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

Landscapes

  • Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
  • Piezo-Electric Transducers For Audible Bands (AREA)
  • Details Of Audible-Bandwidth Transducers (AREA)
  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
DEW44116A 1967-06-05 1967-06-05 Mikrophon fuer Hoergeraete Pending DE1277347B (de)

Priority Applications (9)

Application Number Priority Date Filing Date Title
DEW44116A DE1277347B (de) 1967-06-05 1967-06-05 Mikrophon fuer Hoergeraete
AT371068A AT309551B (de) 1967-06-05 1968-04-16 Mikrophon für Hörgeräte
GB20205/68A GB1180865A (en) 1967-06-05 1968-04-29 Improvements in Directional Microphones for use in Hearing Aids.
CH671468A CH491575A (de) 1967-06-05 1968-05-06 Mikrophon für Hörgeräte
ES353937A ES353937A1 (es) 1967-06-05 1968-05-16 Microfono para aparatos acusticos.
NL6807102A NL6807102A (es) 1967-06-05 1968-05-20
FR1568515D FR1568515A (es) 1967-06-05 1968-05-31
BE716073D BE716073A (es) 1967-06-05 1968-06-04
US75548A US3662124A (en) 1967-06-05 1970-09-25 Directional microphone for hearing aid

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEW44116A DE1277347B (de) 1967-06-05 1967-06-05 Mikrophon fuer Hoergeraete

Publications (1)

Publication Number Publication Date
DE1277347B true DE1277347B (de) 1968-09-12

Family

ID=7603933

Family Applications (1)

Application Number Title Priority Date Filing Date
DEW44116A Pending DE1277347B (de) 1967-06-05 1967-06-05 Mikrophon fuer Hoergeraete

Country Status (9)

Country Link
US (1) US3662124A (es)
AT (1) AT309551B (es)
BE (1) BE716073A (es)
CH (1) CH491575A (es)
DE (1) DE1277347B (es)
ES (1) ES353937A1 (es)
FR (1) FR1568515A (es)
GB (1) GB1180865A (es)
NL (1) NL6807102A (es)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1278009A (en) * 1970-10-22 1972-06-14 Standard Telephones Cables Ltd Microphone
US3749853A (en) * 1972-05-18 1973-07-31 Zenith Radio Corp Hearing aid with directional microphone system
NL7306005A (es) * 1973-05-01 1974-11-05
US3963881A (en) * 1973-05-29 1976-06-15 Thermo Electron Corporation Unidirectional condenser microphone
US4903249A (en) * 1988-03-24 1990-02-20 Nelson Industries Rigid foraminous microphone probe for acoustic measurement in turbulent flow
US6031922A (en) * 1995-12-27 2000-02-29 Tibbetts Industries, Inc. Microphone systems of reduced in situ acceleration sensitivity
US7881486B1 (en) * 1996-12-31 2011-02-01 Etymotic Research, Inc. Directional microphone assembly
US5878147A (en) 1996-12-31 1999-03-02 Etymotic Research, Inc. Directional microphone assembly
US6151399A (en) 1996-12-31 2000-11-21 Etymotic Research, Inc. Directional microphone system providing for ease of assembly and disassembly
ATE548862T1 (de) 2000-10-05 2012-03-15 Etymotic Res Inc Richtmikrofonbaugruppe
US7894618B2 (en) * 2006-07-28 2011-02-22 Symphony Acoustics, Inc. Apparatus comprising a directionality-enhanced acoustic sensor
US7832080B2 (en) * 2007-10-11 2010-11-16 Etymotic Research, Inc. Directional microphone assembly
US8630435B2 (en) * 2008-08-08 2014-01-14 Nokia Corporation Apparatus incorporating an adsorbent material, and methods of making same
KR101786434B1 (ko) 2014-07-31 2017-10-17 쓰리엠 이노베이티브 프로퍼티즈 캄파니 귀 장착형 청력 장치 내의 내수성 음향 포트

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL67077C (es) * 1945-12-03

Also Published As

Publication number Publication date
US3662124A (en) 1972-05-09
CH491575A (de) 1970-05-31
ES353937A1 (es) 1969-10-16
FR1568515A (es) 1969-05-23
GB1180865A (en) 1970-02-11
AT309551B (de) 1973-08-27
BE716073A (es) 1968-11-04
NL6807102A (es) 1968-12-06

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