EP0991295A3 - Haut-parleur et dispossitif à haut-parleur - Google Patents

Haut-parleur et dispossitif à haut-parleur Download PDF

Info

Publication number: EP0991295A3
Authority: EP; European Patent Office
Prior art keywords: speaker; case; speaker unit; attached; plate
Prior art date: 1998-09-28
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 Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.): Withdrawn

Application number

EP99402359A

Other languages

German (de)

English (en)

Other versions

EP0991295A2 (fr

Inventor

Takeshi Murata Manufacturing Co. Ltd. Nakamura

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.)

Murata Manufacturing Co Ltd

Original Assignee

Murata Manufacturing Co 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.)

1998-09-28

Filing date

1999-09-28

Publication date

2006-07-19

1999-09-28 Application filed by Murata Manufacturing Co Ltd filed Critical Murata Manufacturing Co Ltd

2000-04-05 Publication of EP0991295A2 publication Critical patent/EP0991295A2/fr

2006-07-19 Publication of EP0991295A3 publication Critical patent/EP0991295A3/fr

Status Withdrawn legal-status Critical Current

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
- H04R1/22—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired frequency characteristic only
- H04R1/28—Transducer mountings or enclosures modified by provision of mechanical or acoustic impedances, e.g. resonator, damping means
- H04R1/2807—Enclosures comprising vibrating or resonating arrangements
- H04R1/283—Enclosures comprising vibrating or resonating arrangements using a passive diaphragm
- H04R1/2834—Enclosures comprising vibrating or resonating arrangements using a passive diaphragm for loudspeaker transducers

Landscapes

Health & Medical Sciences (AREA)
Otolaryngology (AREA)
Physics & Mathematics (AREA)
Engineering & Computer Science (AREA)
Acoustics & Sound (AREA)
Signal Processing (AREA)
Details Of Audible-Bandwidth Transducers (AREA)
Amplifiers (AREA)
Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)

EP99402359A 1998-09-28 1999-09-28 Haut-parleur et dispossitif à haut-parleur Withdrawn EP0991295A3 (fr)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
JP27302898		1998-09-28
JP10273028A JP2000102082A (ja)	1998-09-28	1998-09-28	スピーカ内蔵アンプ

Publications (2)

Publication Number	Publication Date
EP0991295A2 EP0991295A2 (fr)	2000-04-05
EP0991295A3 true EP0991295A3 (fr)	2006-07-19

Family

ID=17522171

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
EP99402359A Withdrawn EP0991295A3 (fr)	1998-09-28	1999-09-28	Haut-parleur et dispossitif à haut-parleur

Country Status (2)

Country	Link
EP (1)	EP0991295A3 (fr)
JP (1)	JP2000102082A (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US8561756B2 (en)	2012-02-17	2013-10-22	Bose Corporation	Acoustic ports aligned to create free convective airflow
US8798308B2 (en) *	2012-02-21	2014-08-05	Bose Corporation	Convective airflow using a passive radiator
MY203968A (en) *	2018-12-31	2024-07-26	Sony Corp	Display device and speaker
EP4228284A4 (fr)	2021-03-08	2024-05-15	Samsung Electronics Co., Ltd.	Appareil de production sonore

Citations (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4392548A (en) *	1980-11-13	1983-07-12	Engineering Development Company	Speaker enclosure and method of producing same
EP0284051A1 (fr) *	1987-03-25	1988-09-28	Friedemann Dr.-Ing. Meggl	Enceinte étanche à l'air pour haut parleur
WO1989007875A1 (fr) *	1988-02-10	1989-08-24	George Mazuza	Systeme a transducteur/radiateur sonore non resonant
DE3825997A1 (de) *	1988-07-30	1990-02-01	Dieter Wagner	Tieftonlautsprecherbox
EP0806882A2 (fr) *	1996-05-09	1997-11-12	NOKIA TECHNOLOGY GmbH	Enceinte à haut-parleur pour des fréquences très basses

1998
- 1998-09-28 JP JP10273028A patent/JP2000102082A/ja active Pending
1999
- 1999-09-28 EP EP99402359A patent/EP0991295A3/fr not_active Withdrawn

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4392548A (en) *	1980-11-13	1983-07-12	Engineering Development Company	Speaker enclosure and method of producing same
EP0284051A1 (fr) *	1987-03-25	1988-09-28	Friedemann Dr.-Ing. Meggl	Enceinte étanche à l'air pour haut parleur
WO1989007875A1 (fr) *	1988-02-10	1989-08-24	George Mazuza	Systeme a transducteur/radiateur sonore non resonant
DE3825997A1 (de) *	1988-07-30	1990-02-01	Dieter Wagner	Tieftonlautsprecherbox
EP0806882A2 (fr) *	1996-05-09	1997-11-12	NOKIA TECHNOLOGY GmbH	Enceinte à haut-parleur pour des fréquences très basses

Also Published As

Publication number	Publication date
JP2000102082A (ja)	2000-04-07
EP0991295A2 (fr)	2000-04-05

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Legal Events

Date	Code	Title	Description
2000-02-18	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
2000-04-05	17P	Request for examination filed	Effective date: 19991008
2000-04-05	AK	Designated contracting states	Kind code of ref document: A2 Designated state(s): AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE
2000-04-05	AX	Request for extension of the european patent	Free format text: AL;LT;LV;MK;RO;SI
2006-05-10	RIC1	Information provided on ipc code assigned before grant	Ipc: H04R 1/28 20060101ALI20060321BHEP Ipc: H04R 1/02 20060101AFI20000112BHEP
2006-06-16	PUAL	Search report despatched	Free format text: ORIGINAL CODE: 0009013
2006-07-19	AK	Designated contracting states	Kind code of ref document: A3 Designated state(s): AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE
2006-07-19	AX	Request for extension of the european patent	Extension state: AL LT LV MK RO SI
2007-05-02	AKX	Designation fees paid
2007-06-14	REG	Reference to a national code	Ref country code: DE Ref legal event code: 8566
2007-10-17	RAP1	Party data changed (applicant data changed or rights of an application transferred)	Owner name: MURATA MANUFACTURING CO., LTD.
2007-11-14	RBV	Designated contracting states (corrected)	Designated state(s): DE FR GB
2008-08-06	17Q	First examination report despatched	Effective date: 20080704
2009-04-03	STAA	Information on the status of an ep patent application or granted ep patent	Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN
2009-05-06	18D	Application deemed to be withdrawn	Effective date: 20081115