NL7301138A - - Google Patents

Info

Publication number
NL7301138A
NL7301138A NL7301138A NL7301138A NL7301138A NL 7301138 A NL7301138 A NL 7301138A NL 7301138 A NL7301138 A NL 7301138A NL 7301138 A NL7301138 A NL 7301138A NL 7301138 A NL7301138 A NL 7301138A
Authority
NL
Netherlands
Application number
NL7301138A
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 filed Critical
Publication of NL7301138A publication Critical patent/NL7301138A/xx

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
    • H04R25/40—Arrangements for obtaining a desired directivity characteristic
    • H04R25/402—Arrangements for obtaining a desired directivity characteristic using contructional means
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/181—Low frequency amplifiers, e.g. audio preamplifiers
    • H03F3/183—Low frequency amplifiers, e.g. audio preamplifiers with semiconductor devices only
    • 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
    • H04R25/45—Prevention of acoustic reaction, i.e. acoustic oscillatory feedback
    • H04R25/456—Prevention of acoustic reaction, i.e. acoustic oscillatory feedback mechanically
NL7301138A 1972-02-02 1973-01-26 NL7301138A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH154772A CH533408A (en) 1972-02-02 1972-02-02 Hearing aid

Publications (1)

Publication Number Publication Date
NL7301138A true NL7301138A (en) 1973-08-06

Family

ID=4212963

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7301138A NL7301138A (en) 1972-02-02 1973-01-26

Country Status (10)

Country Link
US (1) US3875349A (en)
JP (1) JPS4888803A (en)
AT (1) AT324459B (en)
AU (1) AU5101773A (en)
CH (1) CH533408A (en)
DE (1) DE2259290A1 (en)
ES (1) ES410250A1 (en)
GB (1) GB1383473A (en)
IT (1) IT971692B (en)
NL (1) NL7301138A (en)

Families Citing this family (48)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57134740A (en) * 1981-02-13 1982-08-20 Toshiba Corp Keyboard input device
US4489442A (en) * 1982-09-30 1984-12-18 Shure Brothers, Inc. Sound actuated microphone system
US4622440A (en) * 1984-04-11 1986-11-11 In Tech Systems Corp. Differential hearing aid with programmable frequency response
US4920570A (en) * 1987-12-18 1990-04-24 West Henry L Modular assistive listening system
NL8802516A (en) * 1988-10-13 1990-05-01 Philips Nv HEARING AID WITH CIRCULAR SUPPRESSION.
AT407815B (en) * 1990-07-13 2001-06-25 Viennatone Gmbh HEARING AID
CH681411A5 (en) * 1991-02-20 1993-03-15 Phonak Ag
US5524056A (en) * 1993-04-13 1996-06-04 Etymotic Research, Inc. Hearing aid having plural microphones and a microphone switching system
AU2935595A (en) * 1995-07-18 1997-02-18 Comento Ab Personal listening device
US5757933A (en) 1996-12-11 1998-05-26 Micro Ear Technology, Inc. In-the-ear hearing aid with directional microphone system
US7881486B1 (en) * 1996-12-31 2011-02-01 Etymotic Research, Inc. Directional microphone assembly
US6876749B1 (en) * 1999-07-12 2005-04-05 Etymotic Research, Inc. Microphone for hearing aid and communications applications having switchable polar and frequency response characteristics
DE19948907A1 (en) * 1999-10-11 2001-02-01 Siemens Audiologische Technik Signal processing in hearing aid
JP4448616B2 (en) * 1999-10-14 2010-04-14 フォーナック アーゲー Hearing aid, adjustment method and manufacturing method thereof
AU2001250970A1 (en) * 2000-04-07 2001-10-23 Microtronic Nederland B.V. Microphone with range switching
US7561700B1 (en) * 2000-05-11 2009-07-14 Plantronics, Inc. Auto-adjust noise canceling microphone with position sensor
US7346176B1 (en) * 2000-05-11 2008-03-18 Plantronics, Inc. Auto-adjust noise canceling microphone with position sensor
DE60128808T2 (en) * 2000-06-30 2008-02-07 Sonion Nederland B.V. A MICROPHONE ASSEMBLY
CA2424828C (en) 2000-10-05 2009-11-24 Etymotic Research, Inc. Directional microphone assembly
US20030091197A1 (en) * 2001-11-09 2003-05-15 Hans-Ueli Roeck Method for operating a hearing device as well as a hearing device
US7369669B2 (en) * 2002-05-15 2008-05-06 Micro Ear Technology, Inc. Diotic presentation of second-order gradient directional hearing aid signals
US7369671B2 (en) 2002-09-16 2008-05-06 Starkey, Laboratories, Inc. Switching structures for hearing aid
US8284970B2 (en) 2002-09-16 2012-10-09 Starkey Laboratories Inc. Switching structures for hearing aid
DE60318912T2 (en) 2003-05-19 2009-01-29 Widex A/S A HEARING DEVICE
US20050069158A1 (en) * 2003-09-25 2005-03-31 Lu Yao Tsun Packaged piezoelectric exciter module
US7233679B2 (en) * 2003-09-30 2007-06-19 Motorola, Inc. Microphone system for a communication device
KR100677554B1 (en) * 2005-01-14 2007-02-02 삼성전자주식회사 Method and apparatus for recording signal using beamforming algorithm
TW200706052A (en) * 2005-05-20 2007-02-01 Fortemedia Inc Multi-microphone capsule
US8041066B2 (en) 2007-01-03 2011-10-18 Starkey Laboratories, Inc. Wireless system for hearing communication devices providing wireless stereo reception modes
US9774961B2 (en) 2005-06-05 2017-09-26 Starkey Laboratories, Inc. Hearing assistance device ear-to-ear communication using an intermediate device
JP5069696B2 (en) 2006-03-03 2012-11-07 ジーエヌ リザウンド エー／エス Automatic switching between omnidirectional and directional microphone modes of hearing aids
US8208642B2 (en) 2006-07-10 2012-06-26 Starkey Laboratories, Inc. Method and apparatus for a binaural hearing assistance system using monaural audio signals
US7558396B2 (en) * 2006-09-15 2009-07-07 Fortemedia, Inc. Microphone module at corner or edge of electronic device
US7832080B2 (en) * 2007-10-11 2010-11-16 Etymotic Research, Inc. Directional microphone assembly
US20090259091A1 (en) * 2008-03-31 2009-10-15 Cochlear Limited Bone conduction device having a plurality of sound input devices
DE102008058787B4 (en) * 2008-11-24 2017-06-08 Sennheiser Electronic Gmbh & Co. Kg microphone
US8771166B2 (en) 2009-05-29 2014-07-08 Cochlear Limited Implantable auditory stimulation system and method with offset implanted microphones
JP5434798B2 (en) * 2009-12-25 2014-03-05 船井電機株式会社 Microphone unit and voice input device including the same
US8737653B2 (en) 2009-12-30 2014-05-27 Starkey Laboratories, Inc. Noise reduction system for hearing assistance devices
JP5691181B2 (en) * 2010-01-27 2015-04-01 船井電機株式会社 Microphone unit and voice input device including the same
US9380380B2 (en) 2011-01-07 2016-06-28 Stmicroelectronics S.R.L. Acoustic transducer and interface circuit
JP5872163B2 (en) 2011-01-07 2016-03-01 オムロン株式会社 Acoustic transducer and microphone using the acoustic transducer
EP2697983A1 (en) * 2011-04-14 2014-02-19 Phonak AG Hearing instrument
US9744000B2 (en) 2011-09-15 2017-08-29 Lanfried Ortho Technology, Llc Intra-oral appliance and methods of using same
US10003379B2 (en) 2014-05-06 2018-06-19 Starkey Laboratories, Inc. Wireless communication with probing bandwidth
DK3148218T3 (en) * 2015-09-18 2020-02-24 Sonion Nederland Bv ACOUSTIC MODULE WITH ACOUSTIC FILTER
US9668065B2 (en) 2015-09-18 2017-05-30 Sonion Nederland B.V. Acoustical module with acoustical filter
US11071869B2 (en) 2016-02-24 2021-07-27 Cochlear Limited Implantable device having removable portion

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2112569A (en) * 1936-06-16 1938-03-29 E A Myers & Sons Method and apparatus for selecting and prescribing audiphones
US2783312A (en) * 1952-08-06 1957-02-26 James C Monzon Binaural hearing apparatus and method
US2787671A (en) * 1952-10-06 1957-04-02 Schall Technik Dr Ing Karl Sch Microphone arrangement
US2989597A (en) * 1955-06-30 1961-06-20 John A Victoreen High fidelity sound translating apparatus
US3458668A (en) * 1966-12-06 1969-07-29 Willco Horgerate Medizinische Directional hearing aid

Also Published As

Publication number Publication date
CH533408A (en) 1973-01-31
JPS4888803A (en) 1973-11-21
US3875349A (en) 1975-04-01
ES410250A1 (en) 1975-12-01
DE2259290A1 (en) 1973-08-09
GB1383473A (en) 1974-02-12
IT971692B (en) 1974-05-10
AU5101773A (en) 1974-07-11
AT324459B (en) 1975-09-10

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