DK117494A - Rundtstrålende lydkilde - Google Patents

Rundtstrålende lydkilde

Info

Publication number
DK117494A
DK117494A DK117494A DK117494A DK117494A DK 117494 A DK117494 A DK 117494A DK 117494 A DK117494 A DK 117494A DK 117494 A DK117494 A DK 117494A DK 117494 A DK117494 A DK 117494A
Authority
DK
Denmark
Prior art keywords
sound source
circular sound
circular
source
sound
Prior art date
Application number
DK117494A
Other languages
English (en)
Other versions
DK171338B1 (da
Inventor
Jean-Dominique Polack
Original Assignee
Brueel & Kjaer As
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 Brueel & Kjaer As filed Critical Brueel & Kjaer As
Priority to DK117494A priority Critical patent/DK171338B1/da
Priority to AU36044/95A priority patent/AU3604495A/en
Priority to PCT/DK1995/000399 priority patent/WO1996011558A1/en
Publication of DK117494A publication Critical patent/DK117494A/da
Application granted granted Critical
Publication of DK171338B1 publication Critical patent/DK171338B1/da

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
DK117494A 1994-10-10 1994-10-10 Rundtstrålende lydkilde DK171338B1 (da)

Priority Applications (3)

Application Number Priority Date Filing Date Title
DK117494A DK171338B1 (da) 1994-10-10 1994-10-10 Rundtstrålende lydkilde
AU36044/95A AU3604495A (en) 1994-10-10 1995-10-06 Omnidirectional sound source
PCT/DK1995/000399 WO1996011558A1 (en) 1994-10-10 1995-10-06 Omnidirectional sound source

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DK117494 1994-10-10
DK117494A DK171338B1 (da) 1994-10-10 1994-10-10 Rundtstrålende lydkilde

Publications (2)

Publication Number Publication Date
DK117494A true DK117494A (da) 1996-04-11
DK171338B1 DK171338B1 (da) 1996-09-09

Family

ID=8101829

Family Applications (1)

Application Number Title Priority Date Filing Date
DK117494A DK171338B1 (da) 1994-10-10 1994-10-10 Rundtstrålende lydkilde

Country Status (3)

Country Link
AU (1) AU3604495A (da)
DK (1) DK171338B1 (da)
WO (1) WO1996011558A1 (da)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6771787B1 (en) 1998-09-03 2004-08-03 Bose Corporation Waveguide electroacoustical transducing
FR2828784A1 (fr) * 2001-08-17 2003-02-21 Etienne Bardier Dispositif pour canaliser les sons graves emis par un haut-parleur
EP2218266A1 (en) * 2007-11-09 2010-08-18 Koninklijke Philips Electronics N.V. Alert device and method
US8295526B2 (en) 2008-02-21 2012-10-23 Bose Corporation Low frequency enclosure for video display devices
US8351629B2 (en) 2008-02-21 2013-01-08 Robert Preston Parker Waveguide electroacoustical transducing
US8351630B2 (en) 2008-05-02 2013-01-08 Bose Corporation Passive directional acoustical radiating
US8265310B2 (en) 2010-03-03 2012-09-11 Bose Corporation Multi-element directional acoustic arrays
US8553894B2 (en) 2010-08-12 2013-10-08 Bose Corporation Active and passive directional acoustic radiating
CN102883252A (zh) * 2011-07-14 2013-01-16 上海一诺仪表有限公司 超声波换能器锥体形超波导振动子
US10057701B2 (en) 2015-03-31 2018-08-21 Bose Corporation Method of manufacturing a loudspeaker
US9451355B1 (en) 2015-03-31 2016-09-20 Bose Corporation Directional acoustic device

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3750838A (en) * 1971-11-29 1973-08-07 J Pyle Concrete resonant cone speaker system
US4206831A (en) * 1976-03-29 1980-06-10 Robert B. Welch Loudspeaker coupler
JPS61288597A (ja) * 1985-06-15 1986-12-18 Boozu Kk スピ−カ用キヤビネツト
US4991688A (en) * 1989-05-02 1991-02-12 Ervin Kery Audio speaker system
US5266752A (en) * 1992-12-14 1993-11-30 Cussans Rick C Reflex folded horn speaker enclosure

Also Published As

Publication number Publication date
WO1996011558A1 (en) 1996-04-18
DK171338B1 (da) 1996-09-09
AU3604495A (en) 1996-05-02

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Legal Events

Date Code Title Description
B1 Patent granted (law 1993)
PBP Patent lapsed

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