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DE60038712D1 - Lautsprecher - Google Patents

Lautsprecher

Info

Publication number
DE60038712D1
DE60038712D1 DE60038712T DE60038712T DE60038712D1 DE 60038712 D1 DE60038712 D1 DE 60038712D1 DE 60038712 T DE60038712 T DE 60038712T DE 60038712 T DE60038712 T DE 60038712T DE 60038712 D1 DE60038712 D1 DE 60038712D1
Authority
DE
Germany
Prior art keywords
speaker
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
DE60038712T
Other languages
English (en)
Other versions
DE60038712T2 (de
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 DE60038712D1 publication Critical patent/DE60038712D1/de
Publication of DE60038712T2 publication Critical patent/DE60038712T2/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
    • 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
    • H04R7/122—Non-planar diaphragms or cones comprising a plurality of sections or layers

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
  • Piezo-Electric Transducers For Audible Bands (AREA)
DE60038712T 1999-06-16 2000-06-15 Lautsprecher Expired - Lifetime DE60038712T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP16917799A JP3555505B2 (ja) 1999-06-16 1999-06-16 スピーカ
JP16917799 1999-06-16

Publications (2)

Publication Number Publication Date
DE60038712D1 true DE60038712D1 (de) 2008-06-12
DE60038712T2 DE60038712T2 (de) 2009-07-02

Family

ID=15881683

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60038712T Expired - Lifetime DE60038712T2 (de) 1999-06-16 2000-06-15 Lautsprecher

Country Status (4)

Country Link
US (1) US6502662B1 (de)
EP (1) EP1061771B1 (de)
JP (1) JP3555505B2 (de)
DE (1) DE60038712T2 (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3528041B2 (ja) * 1999-07-27 2004-05-17 株式会社村田製作所 スピーカ
JP2002354588A (ja) * 2001-05-29 2002-12-06 Murata Mfg Co Ltd 圧電スピーカ
JP2003121254A (ja) * 2001-10-15 2003-04-23 Yasuhiko Tawara 音響シミュレーション装置および音響シミュレーション方法
CA2584602C (en) * 2006-04-14 2015-01-06 Murray R. Harman Electrostatic loudspeaker capable of dispersing sound both horizontally and vertically
US8670581B2 (en) 2006-04-14 2014-03-11 Murray R. Harman Electrostatic loudspeaker capable of dispersing sound both horizontally and vertically
TWI463881B (zh) * 2012-01-13 2014-12-01 Sound Cheers Ltd Vibrating horn
US10261167B2 (en) * 2014-09-22 2019-04-16 Symbol Technologies, Llc Co-located locationing technologies
CN114584894A (zh) * 2020-12-01 2022-06-03 中兴通讯股份有限公司 激励器、屏幕组件及终端

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4152552A (en) * 1977-02-01 1979-05-01 Meyer John D Horn speaker and method for producing low distortion sound
JPS603279B2 (ja) * 1979-02-06 1985-01-26 松下電器産業株式会社 圧電型ホ−ンスピ−カ
FR2473242A1 (fr) * 1980-01-08 1981-07-10 Thomson Csf Transducteur electroacoustique a dome actif
GB8603645D0 (en) * 1986-02-14 1986-03-19 Celestion Int Ltd Loudspeakers
US4845776A (en) * 1987-05-11 1989-07-04 Electro Acustica S.A. Piezoelectric transducer and transformer circuit
US4866683A (en) * 1988-05-24 1989-09-12 Honeywell, Inc. Integrated acoustic receiver or projector
JP3180646B2 (ja) * 1995-12-14 2001-06-25 株式会社村田製作所 スピーカ
JP3180787B2 (ja) * 1995-12-14 2001-06-25 株式会社村田製作所 スピーカ
DE19603002C1 (de) * 1996-01-27 1997-05-22 Martin Kling Lautsprecher mit einer Phasenkorrekturvorrichtung
JP3186584B2 (ja) * 1996-05-31 2001-07-11 株式会社村田製作所 スピーカ
JP3562383B2 (ja) * 1998-06-02 2004-09-08 株式会社村田製作所 スピーカ
JP3690937B2 (ja) * 1999-05-19 2005-08-31 シャープ株式会社 圧電スピーカ
JP2001008290A (ja) * 1999-06-18 2001-01-12 Sharp Corp 圧電スピーカ
JP3555509B2 (ja) * 1999-06-29 2004-08-18 株式会社村田製作所 スピーカ

Also Published As

Publication number Publication date
JP2000358298A (ja) 2000-12-26
DE60038712T2 (de) 2009-07-02
EP1061771B1 (de) 2008-04-30
US6502662B1 (en) 2003-01-07
EP1061771A3 (de) 2003-04-09
EP1061771A2 (de) 2000-12-20
JP3555505B2 (ja) 2004-08-18

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition