SG82078A1 - Speaker - Google Patents

Speaker

Info

Publication number
SG82078A1
SG82078A1 SG200002774A SG200002774A SG82078A1 SG 82078 A1 SG82078 A1 SG 82078A1 SG 200002774 A SG200002774 A SG 200002774A SG 200002774 A SG200002774 A SG 200002774A SG 82078 A1 SG82078 A1 SG 82078A1
Authority
SG
Singapore
Prior art keywords
speaker
Prior art date
Application number
SG200002774A
Other languages
English (en)
Inventor
Fujihira Masao
Tokushige Kenji
Shinohara Ikuo
Original Assignee
Sony Corp
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 Sony Corp filed Critical Sony Corp
Publication of SG82078A1 publication Critical patent/SG82078A1/en

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
    • H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
    • H04R9/02—Details
    • H04R9/04—Construction, mounting, or centering of coil

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
  • Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
SG200002774A 1999-05-26 2000-05-22 Speaker SG82078A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11146771A JP2000341789A (ja) 1999-05-26 1999-05-26 スピーカ

Publications (1)

Publication Number Publication Date
SG82078A1 true SG82078A1 (en) 2001-07-24

Family

ID=15415184

Family Applications (1)

Application Number Title Priority Date Filing Date
SG200002774A SG82078A1 (en) 1999-05-26 2000-05-22 Speaker

Country Status (7)

Country Link
US (1) US6542617B1 (ja)
EP (1) EP1056311A2 (ja)
JP (1) JP2000341789A (ja)
KR (1) KR20000077382A (ja)
CN (1) CN1275876A (ja)
SG (1) SG82078A1 (ja)
TW (1) TW463512B (ja)

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2799919B1 (fr) * 1999-10-19 2002-10-11 Sagem Actionneur a aimant permanent et bobine electrique d'excitation, notamment haut-parleur de telephone mobile
US20040190747A1 (en) * 2001-07-23 2004-09-30 Toshio Chikama Magnetic shielding of loud speaker sensing coil
AU2003247106A1 (en) * 2002-07-31 2004-02-23 Koninklijke Philips Electronics N.V. Electroacoustic transducer with built in transducer circuit
GB0221995D0 (en) * 2002-09-21 2002-10-30 Kh Technology Corp Improvements in electromechanical transducers
US6996247B2 (en) * 2002-11-05 2006-02-07 Step Technologies, Inc. Push-push multiple magnetic air gap transducer
US20040131223A1 (en) * 2003-01-06 2004-07-08 Stiles Enrique M. Electromagnetic transducer having a hybrid internal/external magnet motor geometry
US7006654B2 (en) * 2003-02-07 2006-02-28 Step Technologies, Inc. Push-pull electromagnetic transducer with increased Xmax
US7227970B2 (en) * 2004-02-26 2007-06-05 Step Technologies Inc. Shorting ring fixture for electromagnetic transducer
US20060188120A1 (en) * 2005-02-23 2006-08-24 Michael Fisher Multiple active coil speaker
US7362168B2 (en) * 2005-05-05 2008-04-22 Audera International Sales Inc. Audio amplifier
US20070297639A1 (en) * 2006-06-21 2007-12-27 Noll Michael A Multiple magnet loudspeaker
US8009857B2 (en) 2007-02-15 2011-08-30 Wisdom Audio Corp. Induction motor for loudspeaker
WO2008156844A1 (en) * 2007-06-20 2008-12-24 Hpv Technologies Llc Configurations and methods for broadband planar magnetic induction transducers
CN102741630B (zh) * 2010-02-13 2016-03-16 纽文迪斯公司 合成射流喷射器及辅助其大批量生产的设计
US20170280248A1 (en) * 2014-10-01 2017-09-28 Panasonic Intellectual Property Management Co., Ltd. Magnetic circuit and loudspeaker using same
US11184712B2 (en) * 2015-05-19 2021-11-23 Bose Corporation Dual-field single-voice-coil transducer
CN204733374U (zh) * 2015-06-23 2015-10-28 瑞声光电科技(常州)有限公司 扬声器
US9668060B2 (en) * 2015-08-04 2017-05-30 Curtis E. Graber Transducer
US11172308B2 (en) 2015-08-04 2021-11-09 Curtis E. Graber Electric motor
US10375479B2 (en) * 2015-08-04 2019-08-06 Curtis E. Graber Electric motor
US10634130B2 (en) * 2016-09-07 2020-04-28 Sung Won Moon Compact voice coil driven high flow fluid pumps and methods
KR102035637B1 (ko) * 2018-04-26 2019-10-23 한국기초과학지원연구원 자석 모듈 및 이를 포함하는 자석 모듈 어셈블리
CN109218933B (zh) * 2018-08-04 2021-06-15 瑞声科技(新加坡)有限公司 微型发声器件
US20200128331A1 (en) * 2018-10-22 2020-04-23 GM Global Technology Operations LLC Vibration reduction moving coil speaker
EP3922040A1 (fr) 2019-02-06 2021-12-15 Oltramare, Michel Systeme de refroidissement de la bobine fixe d'un moteur inductif
EP4094451A1 (en) * 2020-01-21 2022-11-30 Clean Energy Labs, LLC Electroacoustic drivers and loudspeakers containing same
WO2021205295A1 (fr) 2020-04-08 2021-10-14 OLTRAMARE, Michel Haut-parleur inductif a double flux magnetique axial

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0409429A2 (en) * 1989-07-19 1991-01-23 Sony Corporation Loudspeaker drive unit
DE3844702A1 (de) * 1988-09-15 1991-04-25 Filip Keller Elektro-wandler fuer lautsprecher und anderes
JPH09238389A (ja) * 1996-02-29 1997-09-09 Sony Corp スピーカ装置

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4479035A (en) * 1983-05-23 1984-10-23 Philippbar Jay E Ceramic voice coil assembly
JPS6175696U (ja) * 1984-10-23 1986-05-21
JP2940588B2 (ja) * 1993-04-19 1999-08-25 株式会社ケンウッド ボイスコイルの構造

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3844702A1 (de) * 1988-09-15 1991-04-25 Filip Keller Elektro-wandler fuer lautsprecher und anderes
EP0409429A2 (en) * 1989-07-19 1991-01-23 Sony Corporation Loudspeaker drive unit
JPH09238389A (ja) * 1996-02-29 1997-09-09 Sony Corp スピーカ装置

Also Published As

Publication number Publication date
CN1275876A (zh) 2000-12-06
KR20000077382A (ko) 2000-12-26
EP1056311A2 (en) 2000-11-29
TW463512B (en) 2001-11-11
US6542617B1 (en) 2003-04-01
JP2000341789A (ja) 2000-12-08

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