DE69917148T2 - Elektroakustischer wandler und membrane für elektroakustischen wandler - Google Patents

Elektroakustischer wandler und membrane für elektroakustischen wandler Download PDF

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Publication number
DE69917148T2
DE69917148T2 DE69917148T DE69917148T DE69917148T2 DE 69917148 T2 DE69917148 T2 DE 69917148T2 DE 69917148 T DE69917148 T DE 69917148T DE 69917148 T DE69917148 T DE 69917148T DE 69917148 T2 DE69917148 T2 DE 69917148T2
Authority
DE
Germany
Prior art keywords
membrane
trough
area
voice coil
section
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
DE69917148T
Other languages
German (de)
English (en)
Other versions
DE69917148D1 (de
Inventor
Ewald Frasl
Erich Klein
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.)
Koninklijke Philips NV
Original Assignee
Koninklijke Philips Electronics NV
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 Koninklijke Philips Electronics NV filed Critical Koninklijke Philips Electronics NV
Publication of DE69917148D1 publication Critical patent/DE69917148D1/de
Application granted granted Critical
Publication of DE69917148T2 publication Critical patent/DE69917148T2/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; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
    • H04R9/02—Details
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
  • Piezo-Electric Transducers For Audible Bands (AREA)
DE69917148T 1998-02-17 1999-02-04 Elektroakustischer wandler und membrane für elektroakustischen wandler Expired - Lifetime DE69917148T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP98890045 1998-02-17
EP98890045 1998-02-17
PCT/IB1999/000191 WO1999041941A1 (en) 1998-02-17 1999-02-04 An electroacoustic transducer and a diaphragm for an electroacoustic transducer

Publications (2)

Publication Number Publication Date
DE69917148D1 DE69917148D1 (de) 2004-06-17
DE69917148T2 true DE69917148T2 (de) 2005-05-04

Family

ID=8237146

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69917148T Expired - Lifetime DE69917148T2 (de) 1998-02-17 1999-02-04 Elektroakustischer wandler und membrane für elektroakustischen wandler

Country Status (6)

Country Link
US (1) US6178252B1 (enExample)
EP (1) EP0976301B1 (enExample)
JP (1) JP2001520848A (enExample)
AT (1) ATE266937T1 (enExample)
DE (1) DE69917148T2 (enExample)
WO (1) WO1999041941A1 (enExample)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE60038247T2 (de) * 2000-01-27 2009-03-19 Nxp B.V. Elektroakustischer wandler mit einer membrane mit spulenmontagevorsprüngen und zwischenliegenden stabilisierenden wänden
JP2003522639A (ja) * 2000-02-17 2003-07-29 コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ 音再生手段と振動発生手段の一部とを形成する電気音響交換器を有した装置
JP4630957B2 (ja) * 2000-06-16 2011-02-09 並木精密宝石株式会社 電磁誘導型アクチュエータ装置並びに携帯用通信機器
CN100486361C (zh) * 2001-02-13 2009-05-06 Nxp股份有限公司 用于制造包括膜结构的电声变换器的方法
US8456957B2 (en) * 2008-01-29 2013-06-04 Schneider Electric USA, Inc. Ultrasonic transducer for a proximity sensor
US7804742B2 (en) * 2008-01-29 2010-09-28 Hyde Park Electronics Llc Ultrasonic transducer for a proximity sensor
BE1019451A3 (nl) * 2010-08-19 2012-07-03 Michiels Hugo Remi Werkwijze voor het vervaardigen van een membraan voor een meettransformator, zo een membraan, en alarmtoepassing.
DE202014003034U1 (de) * 2014-04-02 2015-04-07 Harman Becker Automotive Systems Gmbh Lautsprecher
US9154864B1 (en) * 2014-04-30 2015-10-06 Harman International Industries, Inc. Speaker assembly
US9723410B2 (en) 2014-07-08 2017-08-01 Harman International Industries, Incorporated Speaker assembly
CN204392554U (zh) * 2015-01-07 2015-06-10 瑞声光电科技(常州)有限公司 扬声器
CN110290448A (zh) * 2019-08-12 2019-09-27 陈林 一种音圈与振膜组件

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3132713A (en) * 1961-05-25 1964-05-12 Shure Bros Microphone diaphragm
GB2114855B (en) * 1982-02-09 1985-10-23 Standard Telephones Cables Ltd Moving coil transducer
AT400911B (de) * 1993-03-04 1996-04-25 Koninkl Philips Electronics Nv Elektroakustischer wandler mit einer trennwand und einer maskenwand
DE4312159C1 (de) * 1993-04-14 1994-06-23 Sennheiser Electronic Elektrodynamischer Wandler
WO1999041940A1 (en) * 1998-02-17 1999-08-19 Koninklijke Philips Electronics N.V. An electroacoustic transducer and a diaphragm for an electroacoustic transducer

Also Published As

Publication number Publication date
JP2001520848A (ja) 2001-10-30
WO1999041941A1 (en) 1999-08-19
EP0976301B1 (en) 2004-05-12
ATE266937T1 (de) 2004-05-15
DE69917148D1 (de) 2004-06-17
EP0976301A1 (en) 2000-02-02
US6178252B1 (en) 2001-01-23

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