JPS55109100A - Directional microphone - Google Patents

Directional microphone

Info

Publication number
JPS55109100A
JPS55109100A JP15081979A JP15081979A JPS55109100A JP S55109100 A JPS55109100 A JP S55109100A JP 15081979 A JP15081979 A JP 15081979A JP 15081979 A JP15081979 A JP 15081979A JP S55109100 A JPS55109100 A JP S55109100A
Authority
JP
Japan
Prior art keywords
directional microphone
microphone
directional
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
JP15081979A
Other languages
English (en)
Inventor
Tsurebuaa Arufureeto
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.)
AKG Acoustics GmbH
Original Assignee
AKG Akustische und Kino Geraete 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 AKG Akustische und Kino Geraete GmbH filed Critical AKG Akustische und Kino Geraete GmbH
Publication of JPS55109100A publication Critical patent/JPS55109100A/ja
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
    • H04R1/342—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

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)
JP15081979A 1978-11-23 1979-11-22 Directional microphone Pending JPS55109100A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT837578A AT358113B (de) 1978-11-23 1978-11-23 Richtmikrophon nach dem interferenzprinzip

Publications (1)

Publication Number Publication Date
JPS55109100A true JPS55109100A (en) 1980-08-21

Family

ID=3604921

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15081979A Pending JPS55109100A (en) 1978-11-23 1979-11-22 Directional microphone

Country Status (8)

Country Link
US (1) US4264790A (ja)
EP (1) EP0011817B1 (ja)
JP (1) JPS55109100A (ja)
AT (1) AT358113B (ja)
AU (1) AU5285279A (ja)
CA (1) CA1126388A (ja)
DE (2) DE2963451D1 (ja)
ES (1) ES486136A1 (ja)

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4555598A (en) * 1983-09-21 1985-11-26 At&T Bell Laboratories Teleconferencing acoustic transducer
JP2562295B2 (ja) * 1985-11-19 1996-12-11 株式会社 オ−デイオテクニカ 狭指向性マイクロホン
JPH0681352B2 (ja) * 1985-11-19 1994-10-12 株式会社オ−デイオテクニカ 狭指向性マイクロホン
US4862507A (en) * 1987-01-16 1989-08-29 Shure Brothers, Inc. Microphone acoustical polar pattern converter
US5161250A (en) * 1990-04-12 1992-11-03 Play Action Inc. Single use radio device and method for using the same
US5513384A (en) * 1993-11-09 1996-04-30 Inner Ear Communications, Inc. System and method for providing multiple broadcasts of audio information to spectators
US5901232A (en) * 1996-09-03 1999-05-04 Gibbs; John Ho Sound system that determines the position of an external sound source and points a directional microphone/speaker towards it
US5820942A (en) * 1996-12-20 1998-10-13 Ag Associates Process for depositing a material on a substrate using light energy
US6278377B1 (en) 1999-08-25 2001-08-21 Donnelly Corporation Indicator for vehicle accessory
USD444143S1 (en) 1999-10-08 2001-06-26 Telex Communications, Inc. Microphone
AU1621201A (en) * 1999-11-19 2001-05-30 Gentex Corporation Vehicle accessory microphone
US7120261B1 (en) 1999-11-19 2006-10-10 Gentex Corporation Vehicle accessory microphone
US7447320B2 (en) * 2001-02-14 2008-11-04 Gentex Corporation Vehicle accessory microphone
US8682005B2 (en) * 1999-11-19 2014-03-25 Gentex Corporation Vehicle accessory microphone
WO2002065735A2 (en) * 2001-02-14 2002-08-22 Gentex Corporation Vehicle accessory microphone
DE10208465A1 (de) * 2002-02-27 2003-09-18 Bsh Bosch Siemens Hausgeraete Elektrisches Gerät, insbesondere Dunstabzugshaube
JP2004075818A (ja) * 2002-08-15 2004-03-11 Fuji Photo Film Co Ltd インク組成物及びインクジェット記録方法
US20060269089A1 (en) * 2005-05-24 2006-11-30 Gieson David V Microphone shield
WO2009117399A2 (en) * 2008-03-17 2009-09-24 Plastic Technologies, Inc. Method and apparatus for improved detection of holes in plastic containers
US8003878B2 (en) * 2008-08-05 2011-08-23 Gaynier David A Electroacoustic transducer system
US9014402B2 (en) 2012-05-16 2015-04-21 Klover Products, Inc. Acoustically isolated parabolic sound pickup assembly
USD733690S1 (en) 2013-10-30 2015-07-07 Kaotica Corporation Noise mitigating microphone attachment
US9992569B2 (en) 2014-05-30 2018-06-05 Paul D. Terpstra Camera-mountable acoustic collection assembly
US11268385B2 (en) 2019-10-07 2022-03-08 Nov Canada Ulc Hybrid core progressive cavity pump
US11813580B2 (en) 2020-09-02 2023-11-14 Nov Canada Ulc Static mixer suitable for additive manufacturing
WO2023272496A1 (zh) * 2021-06-29 2023-01-05 九声(唐山)科技有限公司 录音传声器后极板及录音传声器

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH196704A (de) * 1937-05-26 1938-03-31 Hugo Meier Horchgerät zum Ermitteln von Geräuschen, insbesondere von herannahenden Flugzeugen.
US2228886A (en) * 1938-10-31 1941-01-14 Rca Corp Electroacoustical apparatus
US2463762A (en) * 1941-11-14 1949-03-08 Automatic Elect Lab Electroacoustical transducer
DE1183134B (de) * 1961-12-08 1964-12-10 Heinrich Peiker Mikrophon
DE1214272B (de) * 1964-08-01 1966-04-14 Sennheiser Electronic Rohrrichtmikrophon
DE1272375B (de) * 1964-12-01 1968-07-11 Akustische Interferenzmikrophon mit einem vor der Membran des Wandlersystems angeordneten Rohr
US3305043A (en) * 1965-03-08 1967-02-21 Charles E Pfund Acoustic communication device and toy

Also Published As

Publication number Publication date
ATA837578A (de) 1980-01-15
DE2963451D1 (en) 1982-09-16
EP0011817A1 (de) 1980-06-11
CA1126388A (en) 1982-06-22
ES486136A1 (es) 1980-06-16
AT358113B (de) 1980-08-25
EP0011817B1 (de) 1982-07-28
DE7932914U1 (de) 1980-02-28
US4264790A (en) 1981-04-28
AU5285279A (en) 1980-05-29

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