EP0480160A3 - Dome-shaped high-frequency loudspeaker - Google Patents

Dome-shaped high-frequency loudspeaker Download PDF

Info

Publication number: EP0480160A3
Authority: EP; European Patent Office
Prior art keywords: dome; shaped high; frequency loudspeaker; loudspeaker; frequency
Prior art date: 1990-10-06
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

EP19910114500

Other languages

German (de)

Other versions

EP0480160A2 (en

EP0480160B1 (en

Inventor

Ulrich Kizak

Kurt Leipold

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.)

Nokia Deutschland GmbH

Original Assignee

Nokia Deutschland 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.)

1990-10-06

Filing date

1991-08-29

Publication date

1993-01-13

1991-08-29 Application filed by Nokia Deutschland GmbH filed Critical Nokia Deutschland GmbH

1992-04-15 Publication of EP0480160A2 publication Critical patent/EP0480160A2/en

1993-01-13 Publication of EP0480160A3 publication Critical patent/EP0480160A3/en

1995-07-26 Application granted granted Critical

1995-07-26 Publication of EP0480160B1 publication Critical patent/EP0480160B1/en

2011-08-29 Anticipated expiration legal-status Critical

Status Expired - Lifetime legal-status Critical Current

Classifications

- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
- H04R9/06—Loudspeakers
- 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
- H04R1/02—Casings; Cabinets ; Supports therefor; Mountings therein
- H04R1/025—Arrangements for fixing loudspeaker transducers, e.g. in a box, furniture
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R7/00—Diaphragms for electromechanical transducers; Cones
- H04R7/02—Diaphragms for electromechanical transducers; Cones characterised by the construction
- H04R7/12—Non-planar diaphragms or cones
- H04R7/127—Non-planar diaphragms or cones dome-shaped

Landscapes

Engineering & Computer Science (AREA)
Physics & Mathematics (AREA)
Acoustics & Sound (AREA)
Signal Processing (AREA)
Multimedia (AREA)
Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)

EP91114500A 1990-10-06 1991-08-29 Dome-shaped high-frequency loudspeaker Expired - Lifetime EP0480160B1 (en)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
DE4031742A DE4031742A1 (en)	1990-10-06	1990-10-06	CALOTH HIGH TONE SPEAKER
DE4031742		1990-10-06

Publications (3)

Publication Number	Publication Date
EP0480160A2 EP0480160A2 (en)	1992-04-15
EP0480160A3 true EP0480160A3 (en)	1993-01-13
EP0480160B1 EP0480160B1 (en)	1995-07-26

Family

ID=6415769

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
EP91114500A Expired - Lifetime EP0480160B1 (en)	1990-10-06	1991-08-29	Dome-shaped high-frequency loudspeaker

Country Status (4)

Country	Link
US (1)	US5150419A (en)
EP (1)	EP0480160B1 (en)
JP (1)	JPH04264900A (en)
DE (2)	DE4031742A1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
CN104105035A (en) *	2014-07-22	2014-10-15	慈溪市奇炳电子有限公司	Novel high pitch driving head good in heat dissipation

Families Citing this family (29)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JP3007469B2 (en) *	1992-01-30	2000-02-07	東北パイオニア株式会社	Speaker magnetic circuit
JP2905350B2 (en) *	1992-11-18	1999-06-14	スター精密株式会社	Electroacoustic transducer
AT398355B (en) *	1993-02-26	1994-11-25	Koninkl Philips Electronics Nv	ELECTROACOUSTIC TRANSFORMER WITH A TERMINAL
FR2735646B1 (en) *	1995-06-16	1997-08-22	Phl Audio	LOUDSPEAKER FOR HIGH FREQUENCIES
DE29512102U1 (en) *	1995-07-27	1995-10-05	Nokia (Deutschland) Gmbh, 75175 Pforzheim	Magnet system
GB2322503B (en) *	1997-02-25	2000-11-01	Celestion Int Ltd	Compression driver
GB9712964D0 (en) *	1997-06-19	1997-08-27	Goodmans Loudspeakers Limited	Loudspeakers
DE19732185A1 (en) *	1997-07-26	1999-01-28	Nokia Deutschland Gmbh	Speaker basket
JP3610774B2 (en) *	1998-04-28	2005-01-19	松下電器産業株式会社	Speaker
DE69941562D1 (en) *	1998-07-21	2009-12-03	Harman Int Ind	MINIATURIZED BROADBAND SPEAKER
JP4122602B2 (en) *	1998-11-19	2008-07-23	ソニー株式会社	Speaker device
GB2359213B (en)	1999-10-29	2004-05-19	Kef Audio	High frequency transducer
JP2001169386A (en) *	1999-10-29	2001-06-22	Kh Technology Corp	Radiation diaphragm and high frequency transducer
JP3619736B2 (en) *	2000-02-25	2005-02-16	スター精密株式会社	Speaker
JP2002152885A (en) *	2000-11-14	2002-05-24	Sony Corp	Speaker system
JP4557412B2 (en) *	2000-11-20	2010-10-06	パナソニック株式会社	Speaker
DE10207561C1 (en) *	2002-02-22	2003-07-24	Harman Becker Automotive Sys	Loudspeaker for HF audio range has elastic centring device coupled to membrane or oscillating coil system at one side and to magnetic system at other side
DE102006021552A1 (en) *	2006-05-08	2007-11-15	Robert Bosch Gmbh	Dome loudspeakers
WO2009012783A2 (en) *	2007-07-25	2009-01-29	Lars Goller Holding Aps	Cone tweeter membrane
US8374379B2 (en)	2007-08-30	2013-02-12	Jl Audio, Inc.	Loudspeaker with replaceable motor assembly
US20150139475A1 (en) *	2013-11-20	2015-05-21	Kai Shuai Industrial Co., Ltd.	Speaker decorative rim mounting structure
DE202014001433U1 (en) *	2014-02-19	2015-02-20	Harman Becker Automotive Systems Gmbh	speaker
DE202014003034U1 (en) *	2014-04-02	2015-04-07	Harman Becker Automotive Systems Gmbh	speaker
US9154864B1 (en) *	2014-04-30	2015-10-06	Harman International Industries, Inc.	Speaker assembly
US9723410B2 (en) *	2014-07-08	2017-08-01	Harman International Industries, Incorporated	Speaker assembly
US9584921B2 (en) *	2014-07-15	2017-02-28	Nokia Technologies Oy	Sound transducer
CN207070342U (en) *	2017-07-18	2018-03-02	歌尔科技有限公司	A kind of loudspeaker
JP7243354B2 (en) *	2019-03-22	2023-03-22	株式会社Ｊｖｃケンウッド	Dome diaphragm, balanced dome diaphragm and speaker
US12081956B2 (en) *	2022-09-21	2024-09-03	Harman International Industries, Incorporated	Speaker assembly with mechanically-coupled magnet

Citations (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE2556639A1 (en) *	1974-12-16	1976-06-24	Matsushita Electric Ind Co Ltd	Loudspeaker with control and drive unit - has cylindrical housing enclosing magnetic element, oscillation coil and diaphragm
FR2428952A3 (en) *	1978-04-03	1980-01-11	Audax	Hi=Fi loudspeaker having convex diaphragm - rigidly secured to loudspeaker coil former and flexibly secured to outer annular pole piece
EP0360061A2 (en) *	1988-09-17	1990-03-28	Bayer Ag	Loudspeaker diaphragm

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3358089A (en) *	1964-06-10	1967-12-12	Gen Electric	Magnet assembly
DE2905566A1 (en) *	1979-02-14	1980-08-28	Standard Elektrik Lorenz Ag	UNIVERSAL CALOTE SPEAKER COMPONENT
US4421956A (en) *	1981-09-29	1983-12-20	Peavey Electronics Corp.	Loud speaker with minimized magnetic leakage
US4565905A (en) *	1982-04-28	1986-01-21	International Jensen Incoporated	Loudspeaker construction
DE3241898A1 (en) *	1982-11-12	1984-07-19	Telefunken Fernseh Und Rundfunk Gmbh, 3000 Hannover	Electrodynamic transducer
US4591667A (en) *	1984-03-06	1986-05-27	Onkyo Kabushiki Kaisha	Dome speaker with cut-out portions in the voice coil bobbin

1990
- 1990-10-06 DE DE4031742A patent/DE4031742A1/en not_active Withdrawn
1991
- 1991-08-29 EP EP91114500A patent/EP0480160B1/en not_active Expired - Lifetime
- 1991-08-29 DE DE59106080T patent/DE59106080D1/en not_active Expired - Fee Related
- 1991-09-19 US US07/762,893 patent/US5150419A/en not_active Expired - Lifetime
- 1991-09-30 JP JP3278667A patent/JPH04264900A/en active Pending

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE2556639A1 (en) *	1974-12-16	1976-06-24	Matsushita Electric Ind Co Ltd	Loudspeaker with control and drive unit - has cylindrical housing enclosing magnetic element, oscillation coil and diaphragm
FR2428952A3 (en) *	1978-04-03	1980-01-11	Audax	Hi=Fi loudspeaker having convex diaphragm - rigidly secured to loudspeaker coil former and flexibly secured to outer annular pole piece
EP0360061A2 (en) *	1988-09-17	1990-03-28	Bayer Ag	Loudspeaker diaphragm

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
CN104105035A (en) *	2014-07-22	2014-10-15	慈溪市奇炳电子有限公司	Novel high pitch driving head good in heat dissipation
CN104105035B (en) *	2014-07-22	2018-10-09	慈溪市奇炳电子有限公司	A kind of high pitch driving head

Also Published As

Publication number	Publication date
DE59106080D1 (en)	1995-08-31
EP0480160A2 (en)	1992-04-15
US5150419A (en)	1992-09-22
EP0480160B1 (en)	1995-07-26
DE4031742A1 (en)	1992-04-09
JPH04264900A (en)	1992-09-21

Publication	Publication Date	Title
EP0480160A3 (en)	1993-01-13	Dome-shaped high-frequency loudspeaker
GB2261794B (en)	1995-06-07	Loudspeaker
GB2231473B (en)	1993-10-06	Loudspeaker horn
GB9026679D0 (en)	1991-01-23	Loudspeaker
EP0565369A3 (en)	1994-05-11	Loudspeakers
AU6979991A (en)	1991-09-03	Frequency response-compensated circuit
GB9103969D0 (en)	1991-04-10	Panel-form loudspeaker
GB2256560B (en)	1994-11-23	Loudspeaker
GB9025029D0 (en)	1991-01-02	Loudspeaker
GB8906247D0 (en)	1989-05-04	Loudspeakers
GB2281469B (en)	1997-04-23	Loudspeakers
GB9126261D0 (en)	1992-02-12	Loudspeakers
GB2278974B (en)	1997-07-16	Loudspeaker antivibrator
GB9310903D0 (en)	1993-07-14	Curved loudspeaker
PL284626A1 (en)	1991-10-07	Loudspeaker
GB9017638D0 (en)	1990-09-26	Loudspeaker
GB9027670D0 (en)	1991-02-13	Loudspeakers
GB9006641D0 (en)	1990-05-23	Loudspeakers
EP0478979A3 (en)	1992-08-26	Electrodynamic loudspeaker
AU107365S (en)	1990-04-17	Loudspeaker
AU107366S (en)	1990-04-17	Loudspeaker
GB8913883D0 (en)	1989-08-02	Loudspeakers
CA70048S (en)	1992-02-07	Loudspeaker
CA71574S (en)	1992-09-22	Loudspeaker
HU901896D0 (en)	1990-07-28	Loudspeaker unit

Legal Events

Date	Code	Title	Description
1992-02-28	PUAI	Public reference made under article 153(3) epc to a published international application that has entered the european phase	Free format text: ORIGINAL CODE: 0009012
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1995-06-09	GRAA	(expected) grant	Free format text: ORIGINAL CODE: 0009210
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1995-07-27	ITF	It: translation for a ep patent filed
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