CN101523929B - 音频换能器中的点激励布置 - Google Patents

音频换能器中的点激励布置 Download PDF

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Publication number
CN101523929B
CN101523929B CN2007800364862A CN200780036486A CN101523929B CN 101523929 B CN101523929 B CN 101523929B CN 2007800364862 A CN2007800364862 A CN 2007800364862A CN 200780036486 A CN200780036486 A CN 200780036486A CN 101523929 B CN101523929 B CN 101523929B
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CN
China
Prior art keywords
blade
modal components
excitation
vibrating diaphragm
order
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 - Fee Related
Application number
CN2007800364862A
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English (en)
Chinese (zh)
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CN101523929A (zh
Inventor
罗杰·S·格林尼普三世
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.)
Shure Acquisition Holdings Inc
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Shure Acquisition Holdings Inc
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Publication of CN101523929A publication Critical patent/CN101523929A/zh
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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
    • H04R7/04—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; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R2440/00—Bending wave transducers covered by H04R, not provided for in its groups
    • H04R2440/05—Aspects relating to the positioning and way or means of mounting of exciters to resonant bending wave panels

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
  • Electrostatic, Electromagnetic, Magneto- Strictive, And Variable-Resistance Transducers (AREA)
  • Apparatuses For Generation Of Mechanical Vibrations (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
CN2007800364862A 2006-09-29 2007-09-24 音频换能器中的点激励布置 Expired - Fee Related CN101523929B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US11/536,829 US7983432B2 (en) 2006-09-29 2006-09-29 Point excitation placement in an audio transducer
US11/536,829 2006-09-29
PCT/US2007/079280 WO2008042630A2 (en) 2006-09-29 2007-09-24 Point excitation placement in an audio transducer

Publications (2)

Publication Number Publication Date
CN101523929A CN101523929A (zh) 2009-09-02
CN101523929B true CN101523929B (zh) 2013-07-31

Family

ID=39171394

Family Applications (1)

Application Number Title Priority Date Filing Date
CN2007800364862A Expired - Fee Related CN101523929B (zh) 2006-09-29 2007-09-24 音频换能器中的点激励布置

Country Status (7)

Country Link
US (1) US7983432B2 (https=)
EP (1) EP2070383B1 (https=)
JP (1) JP4944963B2 (https=)
CN (1) CN101523929B (https=)
IL (1) IL197156A0 (https=)
TW (1) TWI468030B (https=)
WO (1) WO2008042630A2 (https=)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9432774B2 (en) * 2014-04-02 2016-08-30 Sonion Nederland B.V. Transducer with a bent armature
CN106954145B (zh) * 2017-03-31 2024-12-10 苏州逸巛科技有限公司 一种应用于受话器的振膜机构
CN107360509B (zh) * 2017-07-27 2025-03-21 苏州逸巛科技有限公司 一种受话器及其装配工艺
US10848875B2 (en) 2018-11-30 2020-11-24 Google Llc Reinforced actuators for distributed mode loudspeakers
US10462574B1 (en) 2018-11-30 2019-10-29 Google Llc Reinforced actuators for distributed mode loudspeakers
GB201907267D0 (en) 2019-05-23 2019-07-10 Pss Belgium Nv Loudspeaker

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB931080A (en) * 1959-03-24 1963-07-10 Bolt Beranek & Newman Vibrational radiating or receiving apparatus
CN1552170A (zh) * 2001-10-05 2004-12-01 ����ת�������޹�˾ 扬声器
WO2005053355A2 (en) * 2003-10-30 2005-06-09 New Transducers Limited Carry case

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4826533B1 (https=) * 1968-10-15 1973-08-11
JPS5765094A (en) 1980-10-07 1982-04-20 Matsushita Electric Ind Co Ltd Dynamic type speaker
JPS63299500A (ja) * 1987-05-29 1988-12-06 Hitachi Ltd スピ−カ
JPH0399805U (https=) * 1990-01-30 1991-10-18
JP3109304B2 (ja) * 1992-12-15 2000-11-13 松下電器産業株式会社 コーン型スピーカ
KR100419334B1 (ko) * 1995-09-02 2004-05-31 뉴 트랜스듀서스 리미티드 음향장치
UA51671C2 (uk) * 1995-09-02 2002-12-16 Нью Транзд'Юсез Лімітед Акустичний пристрій
US6694038B1 (en) * 1996-09-03 2004-02-17 New Transducers Limited Acoustic device
US6519346B1 (en) * 1998-01-16 2003-02-11 Sony Corporation Speaker apparatus and electronic apparatus having a speaker apparatus enclosed therein
GB9911271D0 (en) 1999-05-15 1999-07-14 New Transducers Ltd Acoustic device
US6826285B2 (en) 2000-08-03 2004-11-30 New Transducers Limited Bending wave loudspeaker
KR20040014569A (ko) 2001-06-21 2004-02-14 1...리미티드 라우드 스피커
JP4170149B2 (ja) * 2003-05-28 2008-10-22 フォスター電機株式会社 スピーカ
GB0324051D0 (en) 2003-10-14 2003-11-19 1 Ltd Loudspeaker
JP2007318554A (ja) * 2006-05-26 2007-12-06 Yamaha Corp 静電型スピーカ

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB931080A (en) * 1959-03-24 1963-07-10 Bolt Beranek & Newman Vibrational radiating or receiving apparatus
CN1552170A (zh) * 2001-10-05 2004-12-01 ����ת�������޹�˾ 扬声器
WO2005053355A2 (en) * 2003-10-30 2005-06-09 New Transducers Limited Carry case

Also Published As

Publication number Publication date
HK1136130A1 (en) 2010-06-18
IL197156A0 (en) 2009-11-18
US7983432B2 (en) 2011-07-19
CN101523929A (zh) 2009-09-02
EP2070383B1 (en) 2013-07-10
TWI468030B (zh) 2015-01-01
JP4944963B2 (ja) 2012-06-06
EP2070383A2 (en) 2009-06-17
JP2010505366A (ja) 2010-02-18
TW200829065A (en) 2008-07-01
WO2008042630A3 (en) 2008-05-29
US20080080735A1 (en) 2008-04-03
WO2008042630A2 (en) 2008-04-10

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