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DE19980741T1 - Lautsprechervorrichtung - Google Patents

Lautsprechervorrichtung

Info

Publication number
DE19980741T1
DE19980741T1 DE19980741T DE19980741T DE19980741T1 DE 19980741 T1 DE19980741 T1 DE 19980741T1 DE 19980741 T DE19980741 T DE 19980741T DE 19980741 T DE19980741 T DE 19980741T DE 19980741 T1 DE19980741 T1 DE 19980741T1
Authority
DE
Germany
Prior art keywords
loudspeaker device
loudspeaker
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.)
Withdrawn
Application number
DE19980741T
Other languages
English (en)
Inventor
Yoshio Ohashi
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.)
Sony Corp
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
Priority claimed from JP09156598A external-priority patent/JP3835649B2/ja
Priority claimed from JP09580998A external-priority patent/JP3835650B2/ja
Application filed by Sony Corp filed Critical Sony Corp
Publication of DE19980741T1 publication Critical patent/DE19980741T1/de
Withdrawn legal-status Critical Current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
    • H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
    • H04R9/02—Details
    • H04R9/04—Construction, mounting, or centering of coil
    • H04R9/046—Construction
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R2209/00—Details of transducers of the moving-coil, moving-strip, or moving-wire type covered by H04R9/00 but not provided for in any of its subgroups
    • H04R2209/043—Short circuited voice coils driven by induction

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
DE19980741T 1998-04-03 1999-04-02 Lautsprechervorrichtung Withdrawn DE19980741T1 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP09156598A JP3835649B2 (ja) 1998-04-03 1998-04-03 スピーカ装置
JP09580998A JP3835650B2 (ja) 1998-04-08 1998-04-08 スピーカ装置
PCT/JP1999/001750 WO1999052325A1 (en) 1998-04-03 1999-04-02 Speaker apparatus

Publications (1)

Publication Number Publication Date
DE19980741T1 true DE19980741T1 (de) 2000-07-20

Family

ID=26433004

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19980741T Withdrawn DE19980741T1 (de) 1998-04-03 1999-04-02 Lautsprechervorrichtung

Country Status (3)

Country Link
US (2) US6904158B1 (de)
DE (1) DE19980741T1 (de)
WO (1) WO1999052325A1 (de)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7873180B2 (en) * 2002-01-16 2011-01-18 Marcelo Vercelli Voice coil actuator
US7724915B2 (en) * 2004-04-05 2010-05-25 Panasonic Corporation Speaker device
FR2892886B1 (fr) * 2005-11-03 2008-01-25 Bernard Richoux Transducteur electrodynamique, applications aux haut-parleurs et geophones
KR100845956B1 (ko) * 2007-01-16 2008-07-11 재단법인서울대학교산학협력재단 마이크로스피커 및 마이크로 스피커 설계 방법
US20100054520A1 (en) * 2008-08-28 2010-03-04 Jason Myles Cobb Loudspeaker
FR2961053B1 (fr) * 2010-06-04 2013-04-12 Focal Jmlab Haut-parleur acoustique
KR101704517B1 (ko) 2016-03-28 2017-02-09 엘지디스플레이 주식회사 패널 진동형 음향 발생 표시 장치
KR20170114471A (ko) 2016-04-05 2017-10-16 엘지디스플레이 주식회사 유기발광 표시 장치
US10129646B2 (en) 2016-03-28 2018-11-13 Lg Display Co., Ltd. Panel vibration type sound generating display device
KR102663406B1 (ko) * 2016-04-04 2024-05-14 엘지디스플레이 주식회사 패널 진동형 음향 발생 액츄에이터 및 그를 포함하는 양면 표시 장치
DE202017103847U1 (de) * 2017-06-28 2017-07-21 Airbus Operations Gmbh System zur Führung eines Roboters durch eine Passagierflugzeugkabine
US10979801B2 (en) * 2018-08-09 2021-04-13 James J. Fallon Sound production using speaker enclosure with reduced internal pressure
US12348946B1 (en) 2023-05-04 2025-07-01 The United States Of America, As Represented By The Secretary Of The Navy Voice coil and speaker without coil former

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE412034A (de) * 1934-12-05
US4201886A (en) * 1976-12-02 1980-05-06 Tenna Corporation Plural concentric moving coil speaker with push-pull voltage follower direct coupling
US4300022A (en) * 1979-07-09 1981-11-10 Canadian Patents & Dev. Limited Multi-filar moving coil loudspeaker
JPS63103598A (ja) * 1986-10-20 1988-05-09 Onkyo Corp 動電型電気音響変換器
JPH06292296A (ja) * 1993-03-31 1994-10-18 Sony Corp スピーカー
US5841272A (en) * 1995-12-20 1998-11-24 Sundstrand Corporation Frequency-insensitive current sensor
US6108433A (en) * 1998-01-13 2000-08-22 American Technology Corporation Method and apparatus for a magnetically induced speaker diaphragm

Also Published As

Publication number Publication date
WO1999052325A1 (en) 1999-10-14
US6904158B1 (en) 2005-06-07
US7016515B2 (en) 2006-03-21
US20040184622A1 (en) 2004-09-23

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Legal Events

Date Code Title Description
8110 Request for examination paragraph 44
8139 Disposal/non-payment of the annual fee