HK1059533A1 - Electroacoustic transducer. - Google Patents

Electroacoustic transducer.

Info

Publication number
HK1059533A1
HK1059533A1 HK04102419A HK04102419A HK1059533A1 HK 1059533 A1 HK1059533 A1 HK 1059533A1 HK 04102419 A HK04102419 A HK 04102419A HK 04102419 A HK04102419 A HK 04102419A HK 1059533 A1 HK1059533 A1 HK 1059533A1
Authority
HK
Hong Kong
Prior art keywords
electroacoustic transducer
electroacoustic
transducer
Prior art date
Application number
HK04102419A
Other languages
English (en)
Inventor
Hiroshi Sugata
Kenta Yujima
Original Assignee
Foster Electric 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 Foster Electric Co Ltd filed Critical Foster Electric Co Ltd
Publication of HK1059533A1 publication Critical patent/HK1059533A1/xx

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
    • H04R7/127—Non-planar diaphragms or cones dome-shaped

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
HK04102419A 2002-05-21 2004-04-02 Electroacoustic transducer. HK1059533A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2002145684A JP3874183B2 (ja) 2002-05-21 2002-05-21 電気音響変換器用振動板

Publications (1)

Publication Number Publication Date
HK1059533A1 true HK1059533A1 (en) 2004-07-02

Family

ID=19194670

Family Applications (1)

Application Number Title Priority Date Filing Date
HK04102419A HK1059533A1 (en) 2002-05-21 2004-04-02 Electroacoustic transducer.

Country Status (5)

Country Link
US (1) US6832106B2 (de)
JP (1) JP3874183B2 (de)
DE (1) DE10322692B4 (de)
GB (1) GB2388997B (de)
HK (1) HK1059533A1 (de)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE60303189T2 (de) * 2003-09-11 2006-08-24 Akg Acoustics Gmbh Dynamischer elektroakustischer Wandler, insbesondere kleiner Lautsprecher
EP1694094A1 (de) * 2005-02-18 2006-08-23 AKG Acoustics GmbH Membran für einen dynamischen Wandler
WO2009028121A1 (ja) * 2007-08-29 2009-03-05 Toa Corporation 振動板及びスピーカ
JP5178108B2 (ja) * 2007-09-21 2013-04-10 三洋電機株式会社 振動板及びこれを備えたスピーカ
JP4749402B2 (ja) * 2007-09-28 2011-08-17 フォスター電機株式会社 電気音響変換器用振動板
JP4997173B2 (ja) * 2008-05-13 2012-08-08 ホシデン株式会社 電気音響変換器
US9007058B2 (en) * 2012-02-27 2015-04-14 Uchicago Argonne, Llc Dual-stage trapped-flux magnet cryostat for measurements at high magnetic fields
CN202818588U (zh) * 2012-08-27 2013-03-20 瑞声光电科技(常州)有限公司 扬声器
CN202799128U (zh) * 2012-08-27 2013-03-13 瑞声光电科技(常州)有限公司 扬声器
US20140056446A1 (en) * 2012-08-27 2014-02-27 AAC Microtech(Changzhou) Co., Ltd. Micro-Speaker
WO2018010138A1 (zh) * 2016-07-14 2018-01-18 易力声科技(深圳)有限公司 一种弧纹扬声器膜片
US10187729B1 (en) * 2017-07-20 2019-01-22 Hsin-Yi Huang Voice emitting device of speaker

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3665124A (en) * 1968-12-30 1972-05-23 Nippon Musical Instruments Mfg Loudspeaker having annular diaphragm with double voice coil
JPS5039925A (de) * 1973-08-15 1975-04-12
JPS574160B2 (de) * 1974-01-31 1982-01-25
JPS50130421A (de) * 1974-02-28 1975-10-15
JPS5414726A (en) * 1977-07-06 1979-02-03 Hitachi Ltd Dome type speaker
JPS5571394A (en) * 1978-11-25 1980-05-29 Matsushita Electric Ind Co Ltd Speaker
NL8204839A (nl) * 1982-01-04 1983-08-01 Jensen Int Inc Elektro-dynamische aandrijving voor een luidspreker en daarbij behorend membraan.
US4914750A (en) * 1987-07-13 1990-04-03 Avm Hess, Inc. Sound transducer
JPH068691B2 (ja) * 1990-12-14 1994-02-02 エイチ・イー・シー株式会社 エアクリーナ付きストーブ
AT398355B (de) * 1993-02-26 1994-11-25 Koninkl Philips Electronics Nv Elektroakustischer wandler mit einem abschlussteil
AT398354B (de) * 1993-02-26 1994-11-25 Koninkl Philips Electronics Nv Elektroakustischer wandler mit einer maske
JPH08307984A (ja) 1995-05-01 1996-11-22 Yuji Kamijo 連動位相反転型および渦巻き駆動型スピーカー
JPH0937385A (ja) 1995-07-14 1997-02-07 Matsushita Electric Ind Co Ltd コーン型スピーカ
JP3337631B2 (ja) * 1997-11-10 2002-10-21 パイオニア株式会社 ドームスピーカ及びその製造方法
JPH11317997A (ja) * 1998-05-06 1999-11-16 Victor Co Of Japan Ltd スピーカー用振動板及びスピーカー
AU1187800A (en) * 1998-11-19 2000-06-13 Microtech Corporation Electric-acoustic transducer having moving magnet and transducing method thereof
JP2002252896A (ja) * 2001-02-23 2002-09-06 Kenwood Corp スピーカ用振動板およびそれを用いたスピーカ

Also Published As

Publication number Publication date
JP2003339094A (ja) 2003-11-28
GB2388997B (en) 2004-07-07
US6832106B2 (en) 2004-12-14
US20030219141A1 (en) 2003-11-27
DE10322692B4 (de) 2009-04-09
GB2388997A (en) 2003-11-26
JP3874183B2 (ja) 2007-01-31
DE10322692A1 (de) 2003-12-24
GB0310080D0 (en) 2003-06-04

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Legal Events

Date Code Title Description
PE Patent expired

Effective date: 20230430