EP1414267A3 - Haut-parleur miniaturisé - Google Patents

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Info

Publication number
EP1414267A3
EP1414267A3 EP03450226A EP03450226A EP1414267A3 EP 1414267 A3 EP1414267 A3 EP 1414267A3 EP 03450226 A EP03450226 A EP 03450226A EP 03450226 A EP03450226 A EP 03450226A EP 1414267 A3 EP1414267 A3 EP 1414267A3
Authority
EP
European Patent Office
Prior art keywords
telephones
membrane
magnet system
digital amplifier
front cover
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Withdrawn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
EP03450226A
Other languages
German (de)
English (en)
Other versions
EP1414267A2 (fr
Inventor
Thomas Dipl.-Ing. Gmeiner
Hannes Ing. Lehdorfer
Ernst Dipl.-Ing. Stöttinger
Johann Steiner
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.)
AKG Acoustics GmbH
Original Assignee
AKG Acoustics GmbH
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 AKG Acoustics GmbH filed Critical AKG Acoustics GmbH
Publication of EP1414267A2 publication Critical patent/EP1414267A2/fr
Publication of EP1414267A3 publication Critical patent/EP1414267A3/fr
Withdrawn legal-status Critical Current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
    • H04R9/06—Loudspeakers
    • 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
    • H04R9/025—Magnetic circuit

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
  • Telephone Set Structure (AREA)
  • Details Of Audible-Bandwidth Transducers (AREA)
  • Circuit For Audible Band Transducer (AREA)
EP03450226A 2002-10-22 2003-10-07 Haut-parleur miniaturisé Withdrawn EP1414267A3 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
AT16072002 2002-10-22
AT16072002 2002-10-22

Publications (2)

Publication Number Publication Date
EP1414267A2 EP1414267A2 (fr) 2004-04-28
EP1414267A3 true EP1414267A3 (fr) 2004-06-16

Family

ID=32046374

Family Applications (1)

Application Number Title Priority Date Filing Date
EP03450226A Withdrawn EP1414267A3 (fr) 2002-10-22 2003-10-07 Haut-parleur miniaturisé

Country Status (3)

Country Link
EP (1) EP1414267A3 (fr)
JP (1) JP2004147320A (fr)
KR (1) KR20040035556A (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1805618B (zh) * 2005-12-29 2013-04-10 颜怀伟 移动电话用听筒免提双向扬声器及其功放与控制电路
JP2014504108A (ja) 2010-12-23 2014-02-13 ニーデルマン，ポール 薄型スピーカー
CN104378722A (zh) * 2014-11-21 2015-02-25 音品电子（深圳）有限公司 一种超微型动圈式电声转换器
CN105100992B (zh) * 2015-07-20 2019-03-19 朝阳聚声泰（信丰）科技有限公司 一种高音质耳机喇叭
CN105072544B (zh) * 2015-07-20 2019-03-01 朝阳聚声泰（信丰）科技有限公司 一种消磁防尘的高音质手机喇叭
JP2024117944A (ja) * 2023-02-20 2024-08-30 アルプスアルパイン株式会社 スピーカ

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3499988A (en) * 1965-10-08 1970-03-10 Sanyo Electric Co Loudspeaker apparatus with audio frequency amplifier mounted thereon
US6243472B1 (en) * 1997-09-17 2001-06-05 Frank Albert Bilan Fully integrated amplified loudspeaker
US6263084B1 (en) * 1995-09-28 2001-07-17 Harman International Industries, Incorporated Power amplifier and loudspeaker frame integration

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3499988A (en) * 1965-10-08 1970-03-10 Sanyo Electric Co Loudspeaker apparatus with audio frequency amplifier mounted thereon
US6263084B1 (en) * 1995-09-28 2001-07-17 Harman International Industries, Incorporated Power amplifier and loudspeaker frame integration
US6243472B1 (en) * 1997-09-17 2001-06-05 Frank Albert Bilan Fully integrated amplified loudspeaker

Also Published As

Publication number Publication date
EP1414267A2 (fr) 2004-04-28
JP2004147320A (ja) 2004-05-20
KR20040035556A (ko) 2004-04-29

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