AU725230B2 - Electro-dynamic exciter - Google Patents

Electro-dynamic exciter Download PDF

Info

Publication number
AU725230B2
AU725230B2 AU58740/98A AU5874098A AU725230B2 AU 725230 B2 AU725230 B2 AU 725230B2 AU 58740/98 A AU58740/98 A AU 58740/98A AU 5874098 A AU5874098 A AU 5874098A AU 725230 B2 AU725230 B2 AU 725230B2
Authority
AU
Australia
Prior art keywords
vibration exciter
inertial vibration
exciter according
coupling member
suspension
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.)
Ceased
Application number
AU58740/98A
Other languages
English (en)
Other versions
AU5874098A (en
Inventor
Henry Azima
Edward Jarvis
Martin Roberts
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=10806869&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=AU725230(B2) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by New Transducers Ltd filed Critical New Transducers Ltd
Publication of AU5874098A publication Critical patent/AU5874098A/en
Application granted granted Critical
Publication of AU725230B2 publication Critical patent/AU725230B2/en
Anticipated expiration legal-status Critical
Ceased 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
    • H04R9/066—Loudspeakers using the principle of inertia
    • 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
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Apparatuses For Generation Of Mechanical Vibrations (AREA)
  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
  • Reciprocating, Oscillating Or Vibrating Motors (AREA)
  • Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
  • Iron Core Of Rotating Electric Machines (AREA)
AU58740/98A 1997-01-31 1998-01-30 Electro-dynamic exciter Ceased AU725230B2 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GBGB9701983.0A GB9701983D0 (en) 1997-01-31 1997-01-31 Electro-dynamic exciter
GB9701983 1997-01-31
PCT/GB1998/000307 WO1998034320A2 (en) 1997-01-31 1998-01-30 Electro-dynamic inertial vibration exciter

Publications (2)

Publication Number Publication Date
AU5874098A AU5874098A (en) 1998-08-25
AU725230B2 true AU725230B2 (en) 2000-10-12

Family

ID=10806869

Family Applications (1)

Application Number Title Priority Date Filing Date
AU58740/98A Ceased AU725230B2 (en) 1997-01-31 1998-01-30 Electro-dynamic exciter

Country Status (31)

Country Link
EP (1) EP0956736B2 (id)
JP (1) JP2001509985A (id)
KR (1) KR20000070079A (id)
CN (1) CN1243653A (id)
AR (1) AR011597A1 (id)
AT (1) ATE302538T1 (id)
AU (1) AU725230B2 (id)
BG (1) BG103576A (id)
BR (1) BR9807534A (id)
CA (1) CA2279602A1 (id)
CO (1) CO4771176A1 (id)
CU (1) CU22711A3 (id)
DE (1) DE69831217T3 (id)
EA (1) EA001014B1 (id)
EE (1) EE9900306A (id)
GB (1) GB9701983D0 (id)
GE (1) GEP20012595B (id)
HU (1) HUP0003000A2 (id)
ID (1) ID19842A (id)
IL (1) IL130750A0 (id)
MX (1) MXPA99007004A (id)
NO (1) NO993719L (id)
NZ (1) NZ336497A (id)
PL (1) PL334851A1 (id)
SK (1) SK102299A3 (id)
TR (1) TR199901805T2 (id)
TW (1) TW374285B (id)
UA (1) UA42881C2 (id)
WO (1) WO1998034320A2 (id)
YU (1) YU35899A (id)
ZA (1) ZA98782B (id)

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GB9902585D0 (en) * 1999-02-06 1999-03-24 New Transducers Ltd Vibration exciter
GB9903044D0 (en) * 1999-02-11 1999-03-31 New Transducers Ltd Loudspeakers
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GB2360663A (en) * 1999-12-16 2001-09-26 John Nicholas Marshall Implantable hearing aid
US6751329B2 (en) 2000-09-21 2004-06-15 New Transducers Limited Loudspeaker driver
GB0023134D0 (en) * 2000-09-21 2000-11-01 New Transducers Ltd Loudspeaker driver
GB2368484B (en) * 2000-10-25 2004-06-16 B & W Loudspeakers Distributed mode panel type loudspeakers
DE10053252C2 (de) 2000-10-26 2002-10-10 Elac Electroacustic Gmbh Formteil zur Halterung eines Exciters für einen Flachmembranlautsprecher
US7372968B2 (en) 2000-11-08 2008-05-13 New Transducers Limited Loudspeaker driver
GB0027278D0 (en) * 2000-11-08 2000-12-27 New Transducers Ltd Loudspeaker driver
EP1322137A3 (en) * 2001-11-06 2008-08-27 Hosiden Besson Limited Portable speaker systems and applications thereof
US7447322B2 (en) 2004-01-13 2008-11-04 Brookstone Purchasing, Inc. Speaker having a transparent panel
US10848118B2 (en) 2004-08-10 2020-11-24 Bongiovi Acoustics Llc System and method for digital signal processing
US10158337B2 (en) 2004-08-10 2018-12-18 Bongiovi Acoustics Llc System and method for digital signal processing
US8284955B2 (en) 2006-02-07 2012-10-09 Bongiovi Acoustics Llc System and method for digital signal processing
US11431312B2 (en) 2004-08-10 2022-08-30 Bongiovi Acoustics Llc System and method for digital signal processing
TW200629959A (en) * 2004-09-22 2006-08-16 Citizen Electronics Electro-dynamic exciter
US10701505B2 (en) 2006-02-07 2020-06-30 Bongiovi Acoustics Llc. System, method, and apparatus for generating and digitally processing a head related audio transfer function
US9615189B2 (en) 2014-08-08 2017-04-04 Bongiovi Acoustics Llc Artificial ear apparatus and associated methods for generating a head related audio transfer function
US10069471B2 (en) 2006-02-07 2018-09-04 Bongiovi Acoustics Llc System and method for digital signal processing
US11202161B2 (en) 2006-02-07 2021-12-14 Bongiovi Acoustics Llc System, method, and apparatus for generating and digitally processing a head related audio transfer function
US10848867B2 (en) 2006-02-07 2020-11-24 Bongiovi Acoustics Llc System and method for digital signal processing
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RU2456764C2 (ru) * 2008-01-04 2012-07-20 Эйрбас Оперэйшнз Гмбх Осциллятор для плоского громкоговорителя, плоский громкоговоритель и транспортное средство, оснащенное таким громкоговорителем
WO2010007335A1 (en) * 2008-07-17 2010-01-21 New Transducers Limited Inertial vibration exciter
DE102008049560B3 (de) * 2008-09-30 2010-07-01 Kuhnke Automotive Gmbh & Co. Kg Elektrischer Schwingungserreger
GB0905692D0 (en) 2009-04-02 2009-05-20 Tno Touch sensitive device
EP2417511B1 (en) 2009-04-09 2016-11-09 New Transducers Limited Touch sensitive device
DE102009021466B4 (de) 2009-05-15 2012-03-22 Kuhnke Automotive Gmbh & Co. Kg Elektrischer Schwingungserreger
GB2472092A (en) 2009-07-24 2011-01-26 New Transducers Ltd Audio system for an enclosed space with plural independent audio zones
CN101674517B (zh) * 2009-09-25 2012-08-29 广东长虹电子有限公司 一种发声装置
GB2474047B (en) 2009-10-02 2014-12-17 New Transducers Ltd Touch sensitive device
WO2011051722A2 (en) 2009-10-29 2011-05-05 New Transducers Limited Touch sensitive device
CN103141121B (zh) * 2010-06-07 2016-09-14 罗伯特.卡茨 具有安装装置的热消散声音换能器
GB2482190A (en) 2010-07-23 2012-01-25 New Transducers Ltd Methods of generating a desired haptic sensation in a touch sensitive device
US8565461B2 (en) 2011-03-16 2013-10-22 Cochlear Limited Bone conduction device including a balanced electromagnetic actuator having radial and axial air gaps
JP5706796B2 (ja) * 2011-09-29 2015-04-22 スター精密株式会社 動電型エキサイタ
DE102012209409A1 (de) 2012-06-04 2013-12-05 Kuhnke Automotive Gmbh & Co. Kg Elektrischer Schwingungserreger und Verfahren zum Betreiben desselben
US9716953B2 (en) 2013-03-15 2017-07-25 Cochlear Limited Electromagnetic transducer with specific internal geometry
US9883318B2 (en) 2013-06-12 2018-01-30 Bongiovi Acoustics Llc System and method for stereo field enhancement in two-channel audio systems
US9264004B2 (en) 2013-06-12 2016-02-16 Bongiovi Acoustics Llc System and method for narrow bandwidth digital signal processing
US9906858B2 (en) 2013-10-22 2018-02-27 Bongiovi Acoustics Llc System and method for digital signal processing
US10820883B2 (en) 2014-04-16 2020-11-03 Bongiovi Acoustics Llc Noise reduction assembly for auscultation of a body
US10639000B2 (en) 2014-04-16 2020-05-05 Bongiovi Acoustics Llc Device for wide-band auscultation
US9615813B2 (en) 2014-04-16 2017-04-11 Bongiovi Acoustics Llc. Device for wide-band auscultation
GB2527533B (en) * 2014-06-24 2016-07-13 Amina Tech Ltd Moving coil drive unit and audio drivers incorporating the same
EP3170317B1 (en) * 2014-07-16 2020-04-08 Traxxas LP On-board audio system for a model vehicle
US9564146B2 (en) 2014-08-01 2017-02-07 Bongiovi Acoustics Llc System and method for digital signal processing in deep diving environment
US9638672B2 (en) 2015-03-06 2017-05-02 Bongiovi Acoustics Llc System and method for acquiring acoustic information from a resonating body
US9906867B2 (en) 2015-11-16 2018-02-27 Bongiovi Acoustics Llc Surface acoustic transducer
US9621994B1 (en) * 2015-11-16 2017-04-11 Bongiovi Acoustics Llc Surface acoustic transducer
KR102663406B1 (ko) * 2016-04-04 2024-05-14 엘지디스플레이 주식회사 패널 진동형 음향 발생 액츄에이터 및 그를 포함하는 양면 표시 장치
KR102380627B1 (ko) * 2017-05-29 2022-03-29 엘지디스플레이 주식회사 표시 장치
US11035830B2 (en) 2017-06-23 2021-06-15 Cochlear Limited Electromagnetic transducer with dual flux
US11778385B2 (en) 2017-06-23 2023-10-03 Cochlear Limited Electromagnetic transducer with non-axial air gap
CA3096877A1 (en) 2018-04-11 2019-10-17 Bongiovi Acoustics Llc Audio enhanced hearing protection system
US10620705B2 (en) 2018-06-01 2020-04-14 Google Llc Vibrating the surface of an electronic device to raise the perceived height at a depression in the surface
WO2020028833A1 (en) 2018-08-02 2020-02-06 Bongiovi Acoustics Llc System, method, and apparatus for generating and digitally processing a head related audio transfer function
GB202009203D0 (en) * 2020-06-17 2020-07-29 Pss Belgium Nv Loudspeaker
DE102021106243B4 (de) 2021-03-15 2023-08-10 ITP GmbH Gesellschaft für intelligente textile Produkte Ausgabevorrichtung mit zumindest einem Schwingungserzeuger

Citations (1)

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Publication number Priority date Publication date Assignee Title
US3801943A (en) * 1971-06-16 1974-04-02 J Bertagni Electoacoustic transducers and electromagnetic assembly therefor

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Patent Citations (1)

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Publication number Priority date Publication date Assignee Title
US3801943A (en) * 1971-06-16 1974-04-02 J Bertagni Electoacoustic transducers and electromagnetic assembly therefor

Also Published As

Publication number Publication date
GEP20012595B (en) 2001-11-26
AU5874098A (en) 1998-08-25
JP2001509985A (ja) 2001-07-24
NZ336497A (en) 2000-01-28
ZA98782B (en) 1998-08-17
EA199900698A1 (ru) 2000-04-24
DE69831217D1 (de) 2005-09-22
TW374285B (en) 1999-11-11
SK102299A3 (en) 2000-08-14
NO993719L (no) 1999-09-29
KR20000070079A (ko) 2000-11-25
EP0956736B1 (en) 2005-08-17
TR199901805T2 (xx) 1999-09-21
GB9701983D0 (en) 1997-03-19
DE69831217T2 (de) 2006-06-08
BR9807534A (pt) 2000-06-06
CN1243653A (zh) 2000-02-02
NO993719D0 (no) 1999-07-30
PL334851A1 (en) 2000-03-27
EE9900306A (et) 2000-02-15
ATE302538T1 (de) 2005-09-15
ID19842A (id) 1998-08-06
CO4771176A1 (es) 1999-04-30
YU35899A (sh) 2001-12-26
IL130750A0 (en) 2000-06-01
AR011597A1 (es) 2000-08-30
DE69831217T3 (de) 2012-02-09
MXPA99007004A (es) 2005-12-12
CA2279602A1 (en) 1998-08-06
WO1998034320A2 (en) 1998-08-06
UA42881C2 (uk) 2001-11-15
EP0956736A2 (en) 1999-11-17
WO1998034320A3 (en) 1998-11-19
EA001014B1 (ru) 2000-08-28
EP0956736B2 (en) 2011-09-14
BG103576A (bg) 2000-03-31
CU22711A3 (es) 2001-09-14
HUP0003000A2 (hu) 2001-01-29

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Legal Events

Date Code Title Description
FGA Letters patent sealed or granted (standard patent)
MK14 Patent ceased section 143(a) (annual fees not paid) or expired