JPS4944589A - - Google Patents

Info

Publication number
JPS4944589A
JPS4944589A JP48080779A JP8077973A JPS4944589A JP S4944589 A JPS4944589 A JP S4944589A JP 48080779 A JP48080779 A JP 48080779A JP 8077973 A JP8077973 A JP 8077973A JP S4944589 A JPS4944589 A JP S4944589A
Authority
JP
Japan
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
JP48080779A
Other languages
Japanese (ja)
Other versions
JPS5131475B2 (en
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 JPS4944589A publication Critical patent/JPS4944589A/ja
Publication of JPS5131475B2 publication Critical patent/JPS5131475B2/ja
Expired 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
    • 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
    • G—PHYSICS
    • G02—OPTICS
    • G02C—SPECTACLES; SUNGLASSES OR GOGGLES INSOFAR AS THEY HAVE THE SAME FEATURES AS SPECTACLES; CONTACT LENSES
    • G02C11/00—Non-optical adjuncts; Attachment thereof
    • G02C11/06—Hearing aids
    • 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
JP48080779A 1972-07-21 1973-07-20 Expired JPS5131475B2 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US27394372A 1972-07-21 1972-07-21

Publications (2)

Publication Number Publication Date
JPS4944589A true JPS4944589A (en) 1974-04-26
JPS5131475B2 JPS5131475B2 (en) 1976-09-07

Family

ID=23046079

Family Applications (1)

Application Number Title Priority Date Filing Date
JP48080779A Expired JPS5131475B2 (en) 1972-07-21 1973-07-20

Country Status (11)

Country Link
US (1) US3770911A (en)
JP (1) JPS5131475B2 (en)
AT (1) AT333865B (en)
AU (1) AU461867B2 (en)
CA (1) CA979816A (en)
CH (1) CH563097A5 (en)
DE (1) DE2337078C3 (en)
DK (1) DK150779C (en)
FR (1) FR2194101B1 (en)
GB (1) GB1430028A (en)
NL (1) NL168103C (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5312562B1 (en) * 1971-06-30 1978-05-02

Families Citing this family (50)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3836732A (en) * 1972-09-07 1974-09-17 Audivox Inc Hearing aid having selectable directional characteristics
US3876843A (en) * 1973-01-02 1975-04-08 Textron Inc Directional hearing aid with variable directivity
US3835263A (en) * 1973-02-05 1974-09-10 Industrial Research Prod Inc Microphone assembly operable in directional and non-directional modes
US3946168A (en) * 1974-09-16 1976-03-23 Maico Hearing Instruments Inc. Directional hearing aids
JPS5687800U (en) * 1979-12-11 1981-07-14
AT383428B (en) * 1984-03-22 1987-07-10 Goerike Rudolf EYEGLASSES TO IMPROVE NATURAL HEARING
US4819270A (en) * 1986-07-03 1989-04-04 Leonard Lombardo Stereo dimensional recording method and microphone apparatus
FI77347C (en) * 1987-04-23 1989-02-10 Uuden Teknologian Keskus Oy ANORDNING FOER ATT GOERA LAETTARE SAMTIDIGT TITTANDE OCH LYSSNANDE PAO ETT AVLAEGSET OBJEKT.
JP2935266B2 (en) * 1987-05-11 1999-08-16 ジャンポルスキー、アーサー Paradoxical hearing aids
US5524056A (en) * 1993-04-13 1996-06-04 Etymotic Research, Inc. Hearing aid having plural microphones and a microphone switching system
US5464448A (en) * 1994-05-02 1995-11-07 Empi, Inc. Electrode and method of making neuromuscular stimulator
US6987856B1 (en) * 1996-06-19 2006-01-17 Board Of Trustees Of The University Of Illinois Binaural signal processing techniques
DE19635229C2 (en) * 1996-08-30 2001-04-26 Siemens Audiologische Technik Direction sensitive hearing aid
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
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
NL1007321C2 (en) 1997-10-20 1999-04-21 Univ Delft Tech Hearing aid to improve audibility for the hearing impaired.
EP0847227B1 (en) * 1998-03-02 2003-08-27 Phonak Ag Hearing aid
US6700985B1 (en) * 1998-06-30 2004-03-02 Gn Resound North America Corporation Ear level noise rejection voice pickup method and apparatus
US6597793B1 (en) 1998-08-06 2003-07-22 Resistance Technology, Inc. Directional/omni-directional hearing aid microphone and housing
US6687187B2 (en) * 2000-08-11 2004-02-03 Phonak Ag Method for directional location and locating system
WO2002030156A1 (en) 2000-10-05 2002-04-11 Etymotic Research, Inc. Directional microphone assembly
US7369669B2 (en) * 2002-05-15 2008-05-06 Micro Ear Technology, Inc. Diotic presentation of second-order gradient directional hearing aid signals
US7072482B2 (en) 2002-09-06 2006-07-04 Sonion Nederland B.V. Microphone with improved sound inlet port
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
US7751579B2 (en) * 2003-06-13 2010-07-06 Etymotic Research, Inc. Acoustically transparent debris barrier for audio transducers
US20070116300A1 (en) * 2004-12-22 2007-05-24 Broadcom Corporation Channel decoding for wireless telephones with multiple microphones and multiple description transmission
US20060133621A1 (en) * 2004-12-22 2006-06-22 Broadcom Corporation Wireless telephone having multiple microphones
US7983720B2 (en) * 2004-12-22 2011-07-19 Broadcom Corporation Wireless telephone with adaptive microphone array
US20060135085A1 (en) * 2004-12-22 2006-06-22 Broadcom Corporation Wireless telephone with uni-directional and omni-directional microphones
US8509703B2 (en) * 2004-12-22 2013-08-13 Broadcom Corporation Wireless telephone with multiple microphones and multiple description transmission
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
EP1819196A1 (en) * 2006-02-10 2007-08-15 Phonak AG Method for manufacturing a hearing device and a use of the method
NL2000085C2 (en) * 2006-06-02 2007-12-04 Varibel B V Glasses with hearing aids that only use one omnidirectional microphone per ear bracket.
US8208642B2 (en) 2006-07-10 2012-06-26 Starkey Laboratories, Inc. Method and apparatus for a binaural hearing assistance system using monaural audio signals
US7832080B2 (en) * 2007-10-11 2010-11-16 Etymotic Research, Inc. Directional microphone assembly
US8428661B2 (en) * 2007-10-30 2013-04-23 Broadcom Corporation Speech intelligibility in telephones with multiple microphones
DK2107823T3 (en) * 2008-04-02 2013-09-30 Starkey Lab Inc METHOD AND APPARATUS FOR MICROPHONES SHARING A COMMON Acoustic VOLUME
JP5262859B2 (en) * 2009-03-09 2013-08-14 船井電機株式会社 Microphone unit
US8737653B2 (en) 2009-12-30 2014-05-27 Starkey Laboratories, Inc. Noise reduction system for hearing assistance devices
US9161113B1 (en) 2012-02-17 2015-10-13 Elvin Fenton Transparent lens microphone
US9980054B2 (en) 2012-02-17 2018-05-22 Acoustic Vision, Llc Stereophonic focused hearing
JP5808284B2 (en) * 2012-04-16 2015-11-10 株式会社オーディオテクニカ Unidirectional condenser microphone
US9247359B2 (en) * 2012-10-18 2016-01-26 Sonion Nederland Bv Transducer, a hearing aid comprising the transducer and a method of operating the transducer
JP2014155145A (en) * 2013-02-13 2014-08-25 Funai Electric Co Ltd Earphone microphone
US10003379B2 (en) 2014-05-06 2018-06-19 Starkey Laboratories, Inc. Wireless communication with probing bandwidth
US9426584B2 (en) 2014-10-03 2016-08-23 Umm Al-Qura University Direction indicative hearing apparatus and method

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB472056A (en) * 1935-04-04 1937-09-16 Braunmuehl Hans Joachim Von Improvements in or relating to microphones
DE721670C (en) * 1938-01-15 1942-06-12 Siemens Ag Electric hearing aid for the hearing impaired
US2305598A (en) * 1941-04-07 1942-12-22 S N Shure Conversion of wave motion into electrical energy
AT225767B (en) * 1961-05-17 1963-02-11 Akg Akustische Kino Geraete Sound receiver with directional effect
US3201528A (en) * 1962-07-20 1965-08-17 Audivox Inc Multi-directional hearing aid
US3193048A (en) * 1962-11-08 1965-07-06 Kohler Helmut Karl Acoustic resonance chamber
DE1437420C3 (en) * 1964-07-21 1978-06-22 Elly 1000 Berlin Neumann Geb. Kosak Directional condenser microphone capsule
NL6604014A (en) * 1966-03-26 1967-09-27
DE1487565B2 (en) * 1966-05-20 1972-10-12 Willco-Hörgeräte med. Apparatebau GmbH, 2000 Hamburg HEAD EQUIPMENT TO BE WEARED ON THE HEAD BEHIND THE EAR OR TRAINED AS EYE GLASSES
FR1532419A (en) * 1966-05-20 1968-07-12 Willco Horgerate Medizinische Hearing aid to wear on the head, for people with deafness
AT277339B (en) * 1966-08-19 1969-12-29 Akg Akustische Kino Geraete Microphone with directional characteristic and a device for changing this directional characteristic
US3458668A (en) * 1966-12-06 1969-07-29 Willco Horgerate Medizinische Directional hearing aid
US3491214A (en) * 1967-01-12 1970-01-20 Otarion Electronics Inc Hearing aid with adjustable sound inlet means
US3573400A (en) * 1968-08-14 1971-04-06 Bell Telephone Labor Inc Directional microphone

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5312562B1 (en) * 1971-06-30 1978-05-02

Also Published As

Publication number Publication date
US3770911A (en) 1973-11-06
FR2194101A1 (en) 1974-02-22
CA979816A (en) 1975-12-16
NL7310249A (en) 1974-01-23
AT333865B (en) 1976-12-10
DK150779C (en) 1987-11-02
JPS5131475B2 (en) 1976-09-07
AU461867B2 (en) 1975-06-05
AU5733973A (en) 1975-01-09
CH563097A5 (en) 1975-06-13
GB1430028A (en) 1976-03-31
NL168103B (en) 1981-09-16
DK150779B (en) 1987-06-15
DE2337078A1 (en) 1974-02-07
DE2337078C3 (en) 1981-11-19
DE2337078B2 (en) 1975-10-16
FR2194101B1 (en) 1977-05-13
ATA623973A (en) 1976-04-15
NL168103C (en) 1982-02-16

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