DE69911861T2 - Elektroakustischer wandler und membran für elektroakustischen wandler - Google Patents

Elektroakustischer wandler und membran für elektroakustischen wandler Download PDF

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Publication number
DE69911861T2
DE69911861T2 DE69911861T DE69911861T DE69911861T2 DE 69911861 T2 DE69911861 T2 DE 69911861T2 DE 69911861 T DE69911861 T DE 69911861T DE 69911861 T DE69911861 T DE 69911861T DE 69911861 T2 DE69911861 T2 DE 69911861T2
Authority
DE
Germany
Prior art keywords
membrane
area
trough
holding means
annular
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
DE69911861T
Other languages
German (de)
English (en)
Other versions
DE69911861D1 (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.)
Knowles Electronics Asia Pte Ltd
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
Application granted granted Critical
Publication of DE69911861D1 publication Critical patent/DE69911861D1/de
Publication of DE69911861T2 publication Critical patent/DE69911861T2/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
    • 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
    • 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

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)
DE69911861T 1998-02-17 1999-02-11 Elektroakustischer wandler und membran für elektroakustischen wandler Expired - Lifetime DE69911861T2 (de)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
EP98890044 1998-02-17
EP98890044 1998-02-17
EP98890045 1998-02-17
EP98890045 1998-02-17
PCT/IB1999/000237 WO1999041940A1 (en) 1998-02-17 1999-02-11 An electroacoustic transducer and a diaphragm for an electroacoustic transducer

Publications (2)

Publication Number Publication Date
DE69911861D1 DE69911861D1 (de) 2003-11-13
DE69911861T2 true DE69911861T2 (de) 2004-07-29

Family

ID=26152312

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69911861T Expired - Lifetime DE69911861T2 (de) 1998-02-17 1999-02-11 Elektroakustischer wandler und membran für elektroakustischen wandler

Country Status (7)

Country Link
US (1) US6075866A (cg-RX-API-DMAC7.html)
EP (1) EP0974243B1 (cg-RX-API-DMAC7.html)
JP (1) JP2002515216A (cg-RX-API-DMAC7.html)
CN (1) CN1126429C (cg-RX-API-DMAC7.html)
AT (1) ATE251833T1 (cg-RX-API-DMAC7.html)
DE (1) DE69911861T2 (cg-RX-API-DMAC7.html)
WO (1) WO1999041940A1 (cg-RX-API-DMAC7.html)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE69917148T2 (de) * 1998-02-17 2005-05-04 Koninklijke Philips Electronics N.V. Elektroakustischer wandler und membrane für elektroakustischen wandler
EP1002413B1 (en) * 1998-05-15 2007-02-07 Koninklijke Philips Electronics N.V. Apparatus for operation in an on-ear mode and an off-ear mode
CA2304765C (en) * 1998-07-21 2007-10-02 Jbl Incorporated Miniature full range loudspeaker
GB2359213B (en) * 1999-10-29 2004-05-19 Kef Audio High frequency transducer
DE60038247T2 (de) * 2000-01-27 2009-03-19 Nxp B.V. Elektroakustischer wandler mit einer membrane mit spulenmontagevorsprüngen und zwischenliegenden stabilisierenden wänden
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
EP1366638B1 (en) * 2001-02-13 2009-11-25 Nxp B.V. Method for manufacturing an electroacoustical transducer comprising a membrane configuration
JP4337078B2 (ja) * 2001-04-23 2009-09-30 日本電気株式会社 スピーカ装置
TW200401580A (en) * 2002-04-25 2004-01-16 Koninkl Philips Electronics Nv Loudspeaker with a first and a second diaphragm body
US7152481B2 (en) * 2005-04-13 2006-12-26 Yunlong Wang Capacitive micromachined acoustic transducer
US20090169049A1 (en) * 2007-12-28 2009-07-02 Szu-Wei Sun Low Profile Audio Speaker
US8397861B1 (en) * 2012-03-02 2013-03-19 Bose Corporation Diaphragm surround
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
EP4203512B1 (en) * 2020-12-28 2025-10-22 Shenzhen Shokz Co., Ltd. Vibration sensor
KR102941737B1 (ko) 2020-12-28 2026-03-23 썬전 샥 컴퍼니, 리미티드 진동센서

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB852006A (en) * 1957-11-25 1960-10-19 Hawley Products Co Improvements in or relating to loudspeaker diaphragms
US3019849A (en) * 1959-07-16 1962-02-06 Gen Dynamics Corp Loudspeaker diaphragm suspension
JPS61195100A (ja) * 1985-02-25 1986-08-29 Sanon Kk スピ−カ用エツジ
ES2023233B3 (es) * 1987-07-03 1992-01-01 Ewd Electronic-Werke Deutschland Gmbh Membrana para un altavoz
AT400911B (de) * 1993-03-04 1996-04-25 Koninkl Philips Electronics Nv Elektroakustischer wandler mit einer trennwand und einer maskenwand
GB2315185A (en) * 1996-07-09 1998-01-21 B & W Loudspeakers Diaphragm surrounds for loudspeaker drive units

Also Published As

Publication number Publication date
ATE251833T1 (de) 2003-10-15
EP0974243B1 (en) 2003-10-08
WO1999041940A1 (en) 1999-08-19
US6075866A (en) 2000-06-13
CN1126429C (zh) 2003-10-29
JP2002515216A (ja) 2002-05-21
EP0974243A1 (en) 2000-01-26
CN1263685A (zh) 2000-08-16
DE69911861D1 (de) 2003-11-13

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