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
order modal
diaphragm
modal components
excitation
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)
Other versions
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; 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
    • 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)
  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
  • Apparatuses For Generation Of Mechanical Vibrations (AREA)
  • Electrostatic, Electromagnetic, Magneto- Strictive, And Variable-Resistance Transducers (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 (enExample)
EP (1) EP2070383B1 (enExample)
JP (1) JP4944963B2 (enExample)
CN (1) CN101523929B (enExample)
IL (1) IL197156A0 (enExample)
TW (1) TWI468030B (enExample)
WO (1) WO2008042630A2 (enExample)

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
US10462574B1 (en) 2018-11-30 2019-10-29 Google Llc Reinforced actuators for distributed mode loudspeakers
US10848875B2 (en) 2018-11-30 2020-11-24 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 (enExample) * 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 (enExample) * 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
CN1655645A (zh) * 1995-09-02 2005-08-17 新型转换器有限公司 扬声器以及使用扬声器的设备
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
EP0969691B1 (en) * 1998-01-16 2012-06-13 Sony Corporation Speaker and electronic apparatus using speaker
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
AU2002310642A1 (en) 2001-06-21 2003-01-08 1... Limited Loudspeaker
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
JP4944963B2 (ja) 2012-06-06
TWI468030B (zh) 2015-01-01
EP2070383B1 (en) 2013-07-10
US20080080735A1 (en) 2008-04-03
IL197156A0 (en) 2009-11-18
CN101523929A (zh) 2009-09-02
WO2008042630A2 (en) 2008-04-10
HK1136130A1 (en) 2010-06-18
US7983432B2 (en) 2011-07-19
WO2008042630A3 (en) 2008-05-29
JP2010505366A (ja) 2010-02-18
TW200829065A (en) 2008-07-01
EP2070383A2 (en) 2009-06-17

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