DK197678A - Hoejttaler - Google Patents

Hoejttaler

Info

Publication number: DK197678A
Authority: DK; Denmark
Prior art keywords: speaker
Prior art date: 1977-05-06

Application number

DK197678A

Other languages

English (en)

Other versions

DK148549B (da

Inventor

A V Garner

G Towsend

Original Assignee

Tannoy Products Ltd

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.)

1977-05-06

Filing date

1978-05-05

Publication date

1978-11-07

1978-05-05 Application filed by Tannoy Products Ltd filed Critical Tannoy Products Ltd

1978-11-07 Publication of DK197678A publication Critical patent/DK197678A/da

1985-07-29 Publication of DK148549B publication Critical patent/DK148549B/da

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
- H04R1/345—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

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)
Diaphragms For Electromechanical Transducers (AREA)

DK197678AA 1977-05-06 1978-05-05 Hoejttaler med en akustisk linse DK148549B (da)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
GB19135/77A GB1572024A (en)	1977-05-06	1977-05-06	Moving coil loudspeakers
GB1913577		1977-05-06

Publications (2)

Publication Number	Publication Date
DK197678A true DK197678A (da)	1978-11-07
DK148549B DK148549B (da)	1985-07-29

Family

ID=10124331

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
DK197678AA DK148549B (da)	1977-05-06	1978-05-05	Hoejttaler med en akustisk linse

Country Status (5)

Country	Link
US (1)	US4164631A (da)
JP (1)	JPS53138722A (da)
DE (1)	DE2819549A1 (da)
DK (1)	DK148549B (da)
GB (1)	GB1572024A (da)

Families Citing this family (29)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US5129004A (en) *	1984-11-12	1992-07-07	Nissan Motor Company, Limited	Automotive multi-speaker audio system with different timing reproduction of audio sound
US4800983A (en) *	1987-01-13	1989-01-31	Geren David K	Energized acoustic labyrinth
JP3104073B2 (ja) *	1990-12-22	2000-10-30	ソニー株式会社	テレビジョン受像機のスピーカ装置
US5117462A (en) *	1991-03-20	1992-05-26	Jbl Incorporated	Phasing plug for compression driver
US6094495A (en) *	1998-09-24	2000-07-25	Eastern Acoustic Works, Inc.	Horn-type loudspeaker system
US6394223B1 (en) *	1999-03-12	2002-05-28	Clair Brothers Audio Enterprises, Inc.	Loudspeaker with differential energy distribution in vertical and horizontal planes
JP2001025080A (ja) *	1999-07-06	2001-01-26	Matsushita Electric Ind Co Ltd	映像機器用音響レンズ付きスピーカ装置
US6516076B1 (en) *	2000-07-12	2003-02-04	Atlas Sound, L.P.	Modular horn loudspeaker
US7278513B2 (en) *	2002-04-05	2007-10-09	Harman International Industries, Incorporated	Internal lens system for loudspeaker waveguides
GB2425436B (en)	2005-04-21	2007-06-06	Martin Audio Ltd	Acoustic loading device for loudspeakers
US7606383B2 (en) *	2005-10-05	2009-10-20	Qsc Audio Products, Inc.	Curved line array loudspeaker
US20080085026A1 (en) *	2005-10-05	2008-04-10	Qsc Audio Products, Inc.	Curved line array with horizontal coverage control
US7606384B2 (en) *	2005-10-05	2009-10-20	Qsc Audio Products, Inc.	Spiral line array loudspeaker
US20080130933A1 (en) *	2006-06-30	2008-06-05	Yamaha Corporation	Loudspeaker System
ITRM20060637A1 (it) *	2006-11-30	2008-06-01	B & C Speakers S P A	Guida d'onda acustica e sistema elettroacustico includente tale guida d'onda
JP5268203B2 (ja) *	2008-08-14	2013-08-21	ハーマンインターナショナルインダストリーズインコーポレイテッド	直接放射ラウドスピーカのためのフェイズプラグおよび音響レンズ
US8254615B2 (en) *	2009-10-09	2012-08-28	Ricky David Schultz	Loudspeaker with acoustic speaker lens
FR2955444B1 (fr)	2010-01-15	2012-08-03	Phl Audio	Systeme de haut-parleur coaxial a chambre de compression
FR2955445B1 (fr)	2010-01-15	2013-06-07	Phl Audio	Transducteur electrodynamique a dome et suspension interne
FR2955446B1 (fr)	2010-01-15	2015-06-05	Phl Audio	Transducteur electrodynamique a dome et suspension flottante
ITRM20120086A1 (it) *	2012-03-08	2013-09-09	Emanuele Basile	Sistema di regolazione meccanica per orientazione faschio sonoro sal steering acuostic lent
US8831270B1 (en) *	2013-08-08	2014-09-09	Dimitar Kirilov Dimitrov	Single magnet coaxial loudspeaker
US10261167B2 (en) *	2014-09-22	2019-04-16	Symbol Technologies, Llc	Co-located locationing technologies
US9571923B2 (en)	2015-01-19	2017-02-14	Harman International Industries, Incorporated	Acoustic waveguide
US9762998B1 (en) *	2015-12-07	2017-09-12	David Gore	Loudspeaker with sound dispersion lens
RU2617724C1 (ru) *	2015-12-09	2017-04-26	Михаил Алексеевич Баранов	Акустическая система с набором сменных акустических линз
US10299035B2 (en) *	2015-12-30	2019-05-21	Harman International Industries, Incorporated	Acoustic lens system for loudspeakers
WO2021049136A1 (ja) *	2019-09-13	2021-03-18	パナソニックＩｐマネジメント株式会社	音響レンズ及びスピーカシステム
US11682378B2 (en) *	2020-12-16	2023-06-20	Signal Essence, LLC	Acoustic lens for safety barriers

1977
- 1977-05-06 GB GB19135/77A patent/GB1572024A/en not_active Expired
1978
- 1978-05-03 US US05/902,519 patent/US4164631A/en not_active Expired - Lifetime
- 1978-05-04 JP JP5369478A patent/JPS53138722A/ja active Pending
- 1978-05-05 DE DE19782819549 patent/DE2819549A1/de not_active Withdrawn
- 1978-05-05 DK DK197678AA patent/DK148549B/da not_active Application Discontinuation

Also Published As

Publication number	Publication date
US4164631A (en)	1979-08-14
JPS53138722A (en)	1978-12-04
DK148549B (da)	1985-07-29
DE2819549A1 (de)	1978-11-09
GB1572024A (en)	1980-07-23

Publication	Publication Date	Title
IT1096429B (it)	1985-08-26	Altoparlante
DK197678A (da)	1978-11-07	Hoejttaler
DK253378A (da)	1978-12-09	Ostomiklaebestof
SE7812711L (sv)	1979-06-15	Hogtalartelefon
AT360098B (de)	1980-12-29	Lautsprecher
DK96978A (da)	1978-09-05	Klaebemiddel
AT367290B (de)	1982-06-25	Menstrualtampon
AT350649B (de)	1979-06-11	Mikrophon
SE7805867L (sv)	1978-11-25	Ljuddempande ledning
AT361804B (de)	1981-04-10	Haarschneidemaschine
FI781411A (fi)	1978-11-07	Uppvaermnings- och ventilationssystem
AR215677A1 (es)	1979-10-31	Tarugo
FI781115A (fi)	1978-10-16	Faergbildroer
NL7800873A (nl)	1978-07-27	Luidspreker.
IT1101081B (it)	1985-09-28	Ancora
SE7714186L (sv)	1978-07-08	Halvledardon
AT359804B (de)	1980-12-10	Abwaelzfraeser
DK197578A (da)	1978-11-07	Hoejttaler
AT361999B (de)	1981-04-10	Lautsprecher
SE415624B (sv)	1980-10-13	Hogtalarsystem
SE7711641L (sv)	1979-04-18	Hogtalaranordning
AT356487B (de)	1979-09-15	Schlaegermuehle
AT377886B (de)	1985-05-10	Netzunabhaengige lautsprechereinheit
DD136099A1 (de)	1979-06-20	Biopsiekanuele
ATA801077A (de)	1981-11-15	Kopfhoerer

Legal Events

Date	Code	Title	Description
1986-01-27	PHB	Application deemed withdrawn due to non-payment or other reasons