CN1470148A - 弯曲波扬声器 - Google Patents

弯曲波扬声器 Download PDF

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Publication number
CN1470148A
CN1470148A CNA018125387A CN01812538A CN1470148A CN 1470148 A CN1470148 A CN 1470148A CN A018125387 A CNA018125387 A CN A018125387A CN 01812538 A CN01812538 A CN 01812538A CN 1470148 A CN1470148 A CN 1470148A
Authority
CN
China
Prior art keywords
panel
frequency
damping
loud speaker
bending wave
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.)
Pending
Application number
CNA018125387A
Other languages
English (en)
Chinese (zh)
Inventor
亨利・阿齐马
亨利·阿齐马
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.)
NVF Tech Ltd
Original Assignee
New Transducers Ltd
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 New Transducers Ltd filed Critical New Transducers Ltd
Publication of CN1470148A publication Critical patent/CN1470148A/zh
Pending legal-status Critical Current

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R7/00—Diaphragms for electromechanical transducers; Cones
    • H04R7/02—Diaphragms for electromechanical transducers; Cones characterised by the construction
    • H04R7/04—Plane diaphragms
    • H04R7/045—Plane diaphragms using the distributed mode principle, i.e. whereby the acoustic radiation is emanated from uniformly distributed free bending wave vibration induced in a stiff panel and not from pistonic motion
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R7/00—Diaphragms for electromechanical transducers; Cones
    • H04R7/16—Mounting or tensioning of diaphragms or cones
    • H04R7/18—Mounting or tensioning of diaphragms or cones at the periphery
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R2440/00—Bending wave transducers covered by H04R, not provided for in its groups
    • H04R2440/01—Acoustic transducers using travelling bending waves to generate or detect sound
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R7/00—Diaphragms for electromechanical transducers; Cones
    • H04R7/16—Mounting or tensioning of diaphragms or cones
    • H04R7/18—Mounting or tensioning of diaphragms or cones at the periphery
    • H04R7/20—Securing diaphragm or cone resiliently to support by flexible material, springs, cords, or strands

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
  • Details Of Audible-Bandwidth Transducers (AREA)
  • Building Environments (AREA)
CNA018125387A 2000-08-03 2001-07-27 弯曲波扬声器 Pending CN1470148A (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB0018996.9 2000-08-03
GB0018996A GB0018996D0 (en) 2000-08-03 2000-08-03 Bending wave loudspeaker

Publications (1)

Publication Number Publication Date
CN1470148A true CN1470148A (zh) 2004-01-21

Family

ID=9896856

Family Applications (1)

Application Number Title Priority Date Filing Date
CNA018125387A Pending CN1470148A (zh) 2000-08-03 2001-07-27 弯曲波扬声器

Country Status (7)

Country Link
EP (1) EP1305976A1 (fr)
JP (1) JP2004506360A (fr)
CN (1) CN1470148A (fr)
AU (1) AU2001275706A1 (fr)
GB (1) GB0018996D0 (fr)
TW (1) TW530518B (fr)
WO (1) WO2002013575A1 (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8107667B2 (en) 2004-12-20 2012-01-31 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Loudspeaker diaphragm and method for manufacturing a loudspeaker diaphragm
CN102566394A (zh) * 2010-11-09 2012-07-11 蒙特雷布勒盖股份有限公司 磁性和/或静电抗震装置
CN108337621A (zh) * 2018-02-26 2018-07-27 浙江中科电声研发中心 扬声器振动部件材料粘弹性测量方法及系统

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1643976A (zh) * 2002-04-17 2005-07-20 新型转换器有限公司 声音装置
US8389120B2 (en) 2005-12-07 2013-03-05 Agc Glass Europe Sound-generating glazing
JP5057342B2 (ja) * 2005-12-07 2012-10-24 エージーシー グラス ユーロップ 音発生板ガラス
TWI384890B (zh) * 2008-11-05 2013-02-01 Univ Nat Chiao Tung 微型揚聲器性能評估方法及系統
CN115088271A (zh) * 2020-01-17 2022-09-20 深圳市韶音科技有限公司 一种麦克风及电子设备

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE69106712T2 (de) 1990-08-04 1995-06-08 Secr Defence Brit Paneelförmiger lautsprecher.
UA51671C2 (uk) * 1995-09-02 2002-12-16 Нью Транзд'Юсез Лімітед Акустичний пристрій
GB9806994D0 (en) * 1998-04-02 1998-06-03 New Transducers Ltd Acoustic device
DE19757098C2 (de) * 1997-12-20 2003-01-09 Harman Audio Electronic Sys Aufhängung für Schallwiedergabeanordnungen nach dem Biegewellenprinzip
DE19821855A1 (de) 1998-05-15 1999-11-18 Nokia Deutschland Gmbh Plattenlautsprecher
CA2338713A1 (fr) * 1998-07-29 2000-02-10 Graham Bank Unite d'entrainement pour haut-parleur avec element resonant en forme de panneau

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8107667B2 (en) 2004-12-20 2012-01-31 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Loudspeaker diaphragm and method for manufacturing a loudspeaker diaphragm
CN101112118B (zh) * 2004-12-20 2012-12-05 弗劳恩霍夫应用研究促进协会 扬声器振动膜及其制造方法
CN102566394A (zh) * 2010-11-09 2012-07-11 蒙特雷布勒盖股份有限公司 磁性和/或静电抗震装置
CN102566394B (zh) * 2010-11-09 2014-12-10 蒙特雷布勒盖股份有限公司 磁性和/或静电抗震装置
CN108337621A (zh) * 2018-02-26 2018-07-27 浙江中科电声研发中心 扬声器振动部件材料粘弹性测量方法及系统
CN108337621B (zh) * 2018-02-26 2024-01-02 浙江中科电声研发中心 扬声器振动部件材料粘弹性测量方法及系统

Also Published As

Publication number Publication date
AU2001275706A1 (en) 2002-02-18
TW530518B (en) 2003-05-01
JP2004506360A (ja) 2004-02-26
GB0018996D0 (en) 2000-09-20
WO2002013575A8 (fr) 2004-12-29
WO2002013575A1 (fr) 2002-02-14
EP1305976A1 (fr) 2003-05-02

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Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C02 Deemed withdrawal of patent application after publication (patent law 2001)
WD01 Invention patent application deemed withdrawn after publication