HK1091360A1 - Acoustic diaphragm - Google Patents

Acoustic diaphragm

Info

Publication number
HK1091360A1
HK1091360A1 HK06107761.6A HK06107761A HK1091360A1 HK 1091360 A1 HK1091360 A1 HK 1091360A1 HK 06107761 A HK06107761 A HK 06107761A HK 1091360 A1 HK1091360 A1 HK 1091360A1
Authority
HK
Hong Kong
Prior art keywords
acoustic
diaphragm
acoustic diaphragm
driver
elements
Prior art date
Application number
HK06107761.6A
Other languages
English (en)
Inventor
Tadashi Nagaoka
Original Assignee
Tadashi Nagaoka
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 Tadashi Nagaoka filed Critical Tadashi Nagaoka
Publication of HK1091360A1 publication Critical patent/HK1091360A1/xx

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
    • 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
    • H04R7/122—Non-planar diaphragms or cones comprising a plurality of sections or layers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R31/00—Apparatus or processes specially adapted for the manufacture of transducers or diaphragms therefor
    • H04R31/003—Apparatus or processes specially adapted for the manufacture of transducers or diaphragms therefor for diaphragms or their outer suspension
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R2307/00—Details of diaphragms or cones for electromechanical transducers, their suspension or their manufacture covered by H04R7/00 or H04R31/003, not provided for in any of its subgroups
    • H04R2307/021—Diaphragms comprising cellulose-like materials, e.g. wood, paper, linen
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R2307/00—Details of diaphragms or cones for electromechanical transducers, their suspension or their manufacture covered by H04R7/00 or H04R31/003, not provided for in any of its subgroups
    • H04R2307/025—Diaphragms comprising polymeric materials
    • 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
    • H04R7/06—Plane diaphragms comprising a plurality of sections or layers
    • H04R7/10—Plane diaphragms comprising a plurality of sections or layers comprising superposed layers in contact
    • 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
    • H04R7/12—Non-planar diaphragms or cones
    • H04R7/122—Non-planar diaphragms or cones comprising a plurality of sections or layers
    • H04R7/125—Non-planar diaphragms or cones comprising a plurality of sections or layers comprising a plurality of superposed layers in contact
    • 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
    • H04R7/12—Non-planar diaphragms or cones
    • H04R7/127—Non-planar diaphragms or cones dome-shaped

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Manufacturing & Machinery (AREA)
  • Multimedia (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
  • Piezo-Electric Transducers For Audible Bands (AREA)
  • Laminated Bodies (AREA)
HK06107761.6A 2004-07-07 2006-07-11 Acoustic diaphragm HK1091360A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US58606504P 2004-07-07 2004-07-07
US11/039,204 US7483545B2 (en) 2004-07-07 2005-01-19 Acoustic diaphragm

Publications (1)

Publication Number Publication Date
HK1091360A1 true HK1091360A1 (en) 2007-01-12

Family

ID=35056984

Family Applications (1)

Application Number Title Priority Date Filing Date
HK06107761.6A HK1091360A1 (en) 2004-07-07 2006-07-11 Acoustic diaphragm

Country Status (7)

Country Link
US (2) US7483545B2 (xx)
EP (1) EP1615466B1 (xx)
JP (1) JP4153934B2 (xx)
CN (1) CN1897762B (xx)
AT (1) ATE536707T1 (xx)
DK (1) DK1615466T3 (xx)
HK (1) HK1091360A1 (xx)

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JP2005333304A (ja) * 2004-05-19 2005-12-02 Matsushita Electric Ind Co Ltd スピーカおよびこのスピーカを用いた電子機器および装置
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JP4661694B2 (ja) * 2006-06-05 2011-03-30 日産自動車株式会社 吸気増音装置
JP4661695B2 (ja) * 2006-06-05 2011-03-30 日産自動車株式会社 吸気音強調装置
US8259987B2 (en) * 2007-01-11 2012-09-04 Victor Company Of Japan, Ltd. Diaphragm, diaphragm assembly and electroacoustic transducer
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DE102007023512A1 (de) 2007-05-18 2008-11-20 Sennheiser Electronic Gmbh & Co. Kg Elektroakustischer Schallwandler
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US7845461B2 (en) * 2007-08-10 2010-12-07 Victor Company Of Japan, Limited Acoustic diaphragm and speaker
US20110116658A1 (en) * 2007-10-05 2011-05-19 Panasonic Coporation Fine natural fiber and speaker diaphragm coated with fine natural fiber
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WO2011065795A2 (ko) * 2009-11-30 2011-06-03 주식회사 이엠텍 음향 변환 장치용 진동판
KR101077875B1 (ko) * 2009-11-30 2011-10-31 주식회사 이엠텍 음향 변환 장치용 진동판
US8824722B2 (en) * 2010-06-28 2014-09-02 Tsinghua University Loudspeaker incorporating carbon nanotubes
US8422721B2 (en) * 2010-09-14 2013-04-16 Frank Rizzello Sound reproduction systems and method for arranging transducers therein
JP5665194B2 (ja) * 2011-08-19 2015-02-04 株式会社オーディオテクニカ 電気音響変換器の振動板およびその製造方法
CN102325292A (zh) * 2011-09-01 2012-01-18 张百良 具有螺旋沟槽加强结构的振动板
TWI539836B (zh) * 2012-08-23 2016-06-21 逢甲大學 揚聲器振膜結構及其製造方法
KR101489765B1 (ko) 2013-08-19 2015-02-04 주식회사 이엠텍 방수 마이크로스피커
WO2015045284A1 (ja) * 2013-09-26 2015-04-02 パナソニックＩｐマネジメント株式会社 ラウドスピーカと、これを用いた電子機器、移動体装置
WO2015145290A1 (en) * 2014-03-24 2015-10-01 Bercella S.R.L. Zinc oxide-based piezoelectric device
CN204316743U (zh) * 2014-12-09 2015-05-06 瑞声精密电子沭阳有限公司 复合振膜及使用该复合振膜的扬声器
US9769570B2 (en) * 2015-03-31 2017-09-19 Bose Corporation Acoustic diaphragm
US9900698B2 (en) * 2015-06-30 2018-02-20 Apple Inc. Graphene composite acoustic diaphragm
RU2597656C1 (ru) * 2015-07-10 2016-09-20 Растошинский Иван Сергеевич Динамический громкоговоритель с плоской гофровой и ячеистой мембраной
US9980050B2 (en) * 2015-09-29 2018-05-22 Coleridge Design Associates Llc System and method for a loudspeaker with a diaphragm
EP3166333A1 (en) * 2015-11-03 2017-05-10 Fibona Acoustics ApS Loudspeaker membrane and low-profile loudspeaker
US9743189B2 (en) 2016-01-05 2017-08-22 Apple Inc. Microspeaker with improved high frequency extension
JP6212146B2 (ja) * 2016-02-23 2017-10-11 株式会社Ｓｕｂａｒｕ 複合材賦形装置及び複合材賦形方法
US20170289690A1 (en) * 2016-03-29 2017-10-05 Cheng Uei Precision Industry Co., Ltd. Vibrating diaphragm structure and method of manufacture thereof
CN109314812B (zh) 2016-06-22 2020-02-28 杜比实验室特许公司 耳机***
CN110199527B (zh) * 2017-01-24 2021-06-01 三菱电机株式会社 扬声器
JP6257815B1 (ja) * 2017-01-31 2018-01-10 アルパイン株式会社 音響装置
CN107257534B (zh) * 2017-04-13 2020-11-17 瑞声科技(新加坡)有限公司 碳纤维球顶及其制造方法
JP2019161542A (ja) * 2018-03-15 2019-09-19 オンキヨー株式会社 振動板およびこれを用いたスピーカーユニット、ヘッドホン、並びにイヤホン、振動板の製造方法
KR102601236B1 (ko) * 2018-11-30 2023-11-13 주식회사 씨케이머티리얼즈랩 광대역 액추에이터
CN111866698B (zh) * 2020-09-23 2021-08-27 歌尔股份有限公司 振膜和发声装置
CN117461322A (zh) * 2022-04-07 2024-01-26 深圳市韶音科技有限公司 一种声学输出装置
CN115346504A (zh) * 2022-08-12 2022-11-15 东北大学 一种基于仿生人耳的水下传声超材料

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Also Published As

Publication number Publication date
CN1897762B (zh) 2012-04-04
EP1615466A3 (en) 2006-12-27
US7483545B2 (en) 2009-01-27
CN1897762A (zh) 2007-01-17
DK1615466T3 (da) 2012-01-16
JP2006025447A (ja) 2006-01-26
EP1615466B1 (en) 2011-12-07
EP1615466A2 (en) 2006-01-11
JP4153934B2 (ja) 2008-09-24
ATE536707T1 (de) 2011-12-15
US20090129624A1 (en) 2009-05-21
US20060008111A1 (en) 2006-01-12
US7986805B2 (en) 2011-07-26

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Legal Events

Date Code Title Description
PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)

Effective date: 20170610