DE60045605D1 - Transformator,Lautsprechervorrichtung und Lautsprechersystem - Google Patents

Transformator,Lautsprechervorrichtung und Lautsprechersystem

Info

Publication number
DE60045605D1
DE60045605D1 DE60045605T DE60045605T DE60045605D1 DE 60045605 D1 DE60045605 D1 DE 60045605D1 DE 60045605 T DE60045605 T DE 60045605T DE 60045605 T DE60045605 T DE 60045605T DE 60045605 D1 DE60045605 D1 DE 60045605D1
Authority
DE
Germany
Prior art keywords
speaker
transformer
speaker device
speaker system
Prior art date
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.)
Expired - Lifetime
Application number
DE60045605T
Other languages
English (en)
Inventor
Takeshi Nakamura
Takayuki Kaneko
Yutaka Murai
Takao Mouri
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.)
Filing date
Publication date
Application filed by Murata Manufacturing Co Ltd filed Critical Murata Manufacturing Co Ltd
Application granted granted Critical
Publication of DE60045605D1 publication Critical patent/DE60045605D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • H04R17/00—Piezoelectric transducers; Electrostrictive transducers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R3/00—Circuits for transducers, loudspeakers or microphones

Landscapes

  • 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)
  • Details Of Audible-Bandwidth Transducers (AREA)
  • Circuit For Audible Band Transducer (AREA)
  • Coils Or Transformers For Communication (AREA)
DE60045605T 1999-06-18 2000-06-15 Transformator,Lautsprechervorrichtung und Lautsprechersystem Expired - Lifetime DE60045605D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP17218599 1999-06-18
JP2000064948A JP3692897B2 (ja) 1999-06-18 2000-03-09 スピーカ装置およびスピーカシステム

Publications (1)

Publication Number Publication Date
DE60045605D1 true DE60045605D1 (de) 2011-03-24

Family

ID=26494634

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60045605T Expired - Lifetime DE60045605D1 (de) 1999-06-18 2000-06-15 Transformator,Lautsprechervorrichtung und Lautsprechersystem

Country Status (4)

Country Link
US (1) US6718040B1 (de)
EP (1) EP1061768B1 (de)
JP (1) JP3692897B2 (de)
DE (1) DE60045605D1 (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3894856B2 (ja) 2002-07-19 2007-03-22 松下電器産業株式会社 スピーカ
US8917896B2 (en) 2009-09-11 2014-12-23 Bose Corporation Automated customization of loudspeakers
US9049519B2 (en) 2011-02-18 2015-06-02 Bose Corporation Acoustic horn gain managing
US10805722B2 (en) * 2016-10-28 2020-10-13 Sony Corporation Electroacoustic transducer and electroacoustic transducer apparatus

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL8103095A (nl) * 1981-06-26 1983-01-17 Bernardus Gradus Peters Elektrostatische luidspreker.
JPS5834699A (ja) * 1981-08-24 1983-03-01 Citizen Watch Co Ltd 小型薄型圧電スピ−カ
DE3635152A1 (de) 1986-10-15 1988-04-21 Hoegl Helmut Elektromagnetische anordnung, insbesondere elektromagnetische wicklung
US4845776A (en) * 1987-05-11 1989-07-04 Electro Acustica S.A. Piezoelectric transducer and transformer circuit
JP3309798B2 (ja) * 1997-06-03 2002-07-29 株式会社村田製作所 圧電スピーカ用トランス

Also Published As

Publication number Publication date
EP1061768B1 (de) 2011-02-09
EP1061768A3 (de) 2003-04-09
JP2001061200A (ja) 2001-03-06
JP3692897B2 (ja) 2005-09-07
US6718040B1 (en) 2004-04-06
EP1061768A2 (de) 2000-12-20

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