ATA602076A - Elektroakustischer richtwandler mit kardioid- richtungscharakteristik - Google Patents

Elektroakustischer richtwandler mit kardioid- richtungscharakteristik

Info

Publication number
ATA602076A
ATA602076A AT602076A AT602076A ATA602076A AT A602076 A ATA602076 A AT A602076A AT 602076 A AT602076 A AT 602076A AT 602076 A AT602076 A AT 602076A AT A602076 A ATA602076 A AT A602076A
Authority
AT
Austria
Prior art keywords
directional
electroacoustic
cardioid
converter
directional characteristics
Prior art date
Application number
AT602076A
Other languages
English (en)
Other versions
AT355645B (de
Inventor
Geza Balogh
Original Assignee
Elektroakusztikai Gyar
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 Elektroakusztikai Gyar filed Critical Elektroakusztikai Gyar
Publication of ATA602076A publication Critical patent/ATA602076A/de
Application granted granted Critical
Publication of AT355645B publication Critical patent/AT355645B/de

Links

Classifications

    • 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
    • H04R1/345—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 loudspeakers
    • H04R1/347—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 loudspeakers for obtaining a phase-shift between the front and back acoustic wave

Landscapes

  • Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Piezo-Electric Transducers For Audible Bands (AREA)
  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
  • Circuit For Audible Band Transducer (AREA)
AT602076A 1975-10-22 1976-08-12 Elektroakustischer richtwandler mit kardioid- richtungscharakteristik AT355645B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
HU75EE00002382A HU171882B (hu) 1975-10-22 1975-10-22 Napravlennyj ehlektroakusticheskij preobrazovatel', glavnym obrazom kardioidnyj zvukovoj izluchatel'

Publications (2)

Publication Number Publication Date
ATA602076A true ATA602076A (de) 1979-08-15
AT355645B AT355645B (de) 1980-03-10

Family

ID=10995654

Family Applications (1)

Application Number Title Priority Date Filing Date
AT602076A AT355645B (de) 1975-10-22 1976-08-12 Elektroakustischer richtwandler mit kardioid- richtungscharakteristik

Country Status (10)

Country Link
US (1) US4054748A (de)
AT (1) AT355645B (de)
CS (1) CS193079B2 (de)
DD (1) DD125503A5 (de)
DE (1) DE2636446A1 (de)
FR (1) FR2329129A1 (de)
GB (1) GB1528066A (de)
HU (1) HU171882B (de)
PL (1) PL121306B1 (de)
SU (1) SU736894A3 (de)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4189627A (en) * 1978-11-27 1980-02-19 Bell Telephone Laboratories, Incorporated Electroacoustic transducer filter assembly
US4482026A (en) * 1982-12-02 1984-11-13 Stehlin Jr George D Loudspeaker enclosure
GB2133247B (en) * 1982-12-24 1987-10-28 Plessey Co Plc Transducers
JPS6163193A (ja) * 1984-09-04 1986-04-01 Nippon Chemicon Corp 電気音響変換器
GB8503389D0 (en) * 1985-02-09 1985-03-13 B & W Loudspeakers Loudspeaker enclosures
DE3542872A1 (de) * 1985-12-04 1986-08-07 Dietmar 3000 Hannover Schäfer Lautsprechergehaeuse mit gebogenen akustischen roehren
JPH0450718Y2 (de) * 1986-02-28 1992-11-30
ATA74486A (de) * 1986-03-20 1987-04-15 Akg Akustische Kino Geraete Richtmikrophon nach dem elektrostatischen oder elektrodynamischen wandlerprinzip
US4872527A (en) * 1987-05-30 1989-10-10 Samsung Electronics Co., Ltd. Speaker system
US5081600A (en) * 1987-11-04 1992-01-14 Accurate, Inc. Loss-in-weight feeder system
JP2784830B2 (ja) * 1989-09-04 1998-08-06 ソニー株式会社 ヘッドフォン
US5253933A (en) * 1992-02-05 1993-10-19 Walker Daniel R Speaker stand
AT400911B (de) * 1993-03-04 1996-04-25 Koninkl Philips Electronics Nv Elektroakustischer wandler mit einer trennwand und einer maskenwand
US5917923A (en) * 1995-05-18 1999-06-29 Bose Corporation Satellitic compact electroacoustical transducing
GB2365250C (en) * 2000-07-21 2005-04-04 B & W Loudspeakers Acoustic structures
US6862360B2 (en) * 2001-04-19 2005-03-01 Jen-Hui Tsai Speaker system
CN102422653B (zh) * 2009-03-20 2014-09-17 麦耶声音实验室股份有限公司 带有被动低频方向性控制的扬声器
CN102843624B (zh) 2012-07-05 2016-08-24 李世煌 带有加载孔的音箱结构
CN104956693B (zh) 2012-10-18 2018-08-03 诺基亚技术有限公司 用于音频换能器系统的谐振阻尼
NL2013741B1 (en) * 2014-11-04 2016-10-06 Dutch & Dutch B V Directional loudspeaker.
US10123111B2 (en) * 2016-06-03 2018-11-06 Fulcrum Acoustic, LLC Passive cardioid speaker
US10284945B2 (en) * 2016-11-30 2019-05-07 Eugene Julius Christensen Air motion transformer passive radiator for loudspeaker
US11102570B2 (en) 2019-06-11 2021-08-24 Bose Corporation Auto-configurable bass loudspeaker
US11153680B2 (en) 2020-02-13 2021-10-19 Bose Corporation Stackable loudspeakers
GB202112473D0 (en) 2021-09-01 2021-10-13 Pss Belgium Nv Loudspeaker

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH272869A (de) * 1949-03-30 1951-01-15 Siemens Ag Einrichtung zur Schallwiedergabe.
FR1154792A (fr) * 1955-07-16 1958-04-16 Magneti Marelli Spa Ensemble acoustique à rayonnement unilatéral
NL7001421A (de) * 1970-01-31 1971-08-03
US3722616A (en) * 1970-12-14 1973-03-27 Ltv Altec Inc Directional loudspeaker system

Also Published As

Publication number Publication date
CS193079B2 (en) 1979-09-17
DE2636446A1 (de) 1977-04-28
SU736894A3 (ru) 1980-05-25
AT355645B (de) 1980-03-10
GB1528066A (en) 1978-10-11
FR2329129A1 (fr) 1977-05-20
US4054748A (en) 1977-10-18
PL121306B1 (en) 1982-04-30
HU171882B (hu) 1978-04-28
DD125503A5 (de) 1977-04-20

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee