AU1571800A - Acoustic devices - Google Patents

Acoustic devices

Info

Publication number
AU1571800A
AU1571800A AU15718/00A AU1571800A AU1571800A AU 1571800 A AU1571800 A AU 1571800A AU 15718/00 A AU15718/00 A AU 15718/00A AU 1571800 A AU1571800 A AU 1571800A AU 1571800 A AU1571800 A AU 1571800A
Authority
AU
Australia
Prior art keywords
acoustic devices
acoustic
devices
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.)
Abandoned
Application number
AU15718/00A
Inventor
Graham Bank
Mark Starnes
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 AU1571800A publication Critical patent/AU1571800A/en
Abandoned 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
    • 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
    • H04R1/00—Details of transducers, loudspeakers or microphones
    • H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
    • H04R1/22—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired frequency characteristic only 
    • H04R1/227—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired frequency characteristic only  using transducers reproducing the same frequency band
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R1/00—Details of transducers, loudspeakers or microphones
    • H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
    • H04R1/22—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired frequency characteristic only 
    • H04R1/26—Spatial arrangements of separate transducers responsive to two or more frequency ranges
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R3/00—Circuits for transducers, loudspeakers or microphones
    • H04R3/12—Circuits for transducers, loudspeakers or microphones for distributing signals to two or more loudspeakers
    • H04R3/14—Cross-over networks
    • 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
AU15718/00A 1998-11-30 1999-11-29 Acoustic devices Abandoned AU1571800A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB9826164 1998-11-30
GBGB9826164.7A GB9826164D0 (en) 1998-11-30 1998-11-30 Acoustic devices
PCT/GB1999/003956 WO2000033612A2 (en) 1998-11-30 1999-11-29 Bending wave acoustic devices

Publications (1)

Publication Number Publication Date
AU1571800A true AU1571800A (en) 2000-06-19

Family

ID=10843276

Family Applications (1)

Application Number Title Priority Date Filing Date
AU15718/00A Abandoned AU1571800A (en) 1998-11-30 1999-11-29 Acoustic devices

Country Status (8)

Country Link
EP (1) EP1135966A2 (en)
JP (1) JP2002532038A (en)
CN (1) CN1328762A (en)
AU (1) AU1571800A (en)
BR (1) BR9916144A (en)
GB (1) GB9826164D0 (en)
TW (1) TW469746B (en)
WO (1) WO2000033612A2 (en)

Families Citing this family (44)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TW511391B (en) 2000-01-24 2002-11-21 New Transducers Ltd Transducer
US6865277B2 (en) 2000-01-27 2005-03-08 New Transducers Limited Passenger vehicle
US7151837B2 (en) 2000-01-27 2006-12-19 New Transducers Limited Loudspeaker
GB0018997D0 (en) * 2000-08-03 2000-09-20 New Transducers Ltd Bending wave loudspeaker
GB0019701D0 (en) * 2000-08-11 2000-09-27 New Transducers Ltd Loudspeaker
EP1209949A1 (en) * 2000-11-22 2002-05-29 Technische Universiteit Delft Wave Field Synthesys Sound reproduction system using a Distributed Mode Panel
GB0029098D0 (en) * 2000-11-30 2001-01-10 New Transducers Ltd Vibration transducer
US6839444B2 (en) 2000-11-30 2005-01-04 New Transducers Limited Loudspeakers
GB0317331D0 (en) * 2003-07-24 2003-08-27 New Transducers Ltd Acoustic device
EP1714525A1 (en) * 2004-01-30 2006-10-25 THOMSON Licensing First-order loudspeaker crossover network
US11431312B2 (en) 2004-08-10 2022-08-30 Bongiovi Acoustics Llc System and method for digital signal processing
US10848118B2 (en) 2004-08-10 2020-11-24 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
US10158337B2 (en) 2004-08-10 2018-12-18 Bongiovi Acoustics Llc System and method for digital signal processing
FR2885760B1 (en) 2005-05-13 2007-09-28 Bernard Fradin SPEAKER WITHOUT MEMBRANE
ITMI20051106A1 (en) * 2005-06-13 2006-12-14 Enrico Ciresa S R L SOUND PANEL FOR THE DIFFUSION OF SOUNDS AND MUSIC AND ITS PROCESS OF MANUFACTURING.
JP2007116422A (en) 2005-10-20 2007-05-10 Sony Corp Audio output device and method
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
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
CN1882198B (en) * 2006-04-30 2012-06-13 南京大学 Method for designing sound pressure frequency response curve of drive location optimization bending vibration type thin plate loudspeaker
DE102006039455A1 (en) * 2006-08-23 2008-03-13 Puren Gmbh Surface loudspeaker device for installation in building wall, has passive filter unit implemented separately from surface diaphragm for positioning of surface diaphragm independently in limited area, and covering adjusting unit
JP2008160651A (en) * 2006-12-26 2008-07-10 Fujitsu Ten Ltd Method and device for generating divided vibration
ES2540079T3 (en) 2010-08-26 2015-07-08 Henkel IP & Holding GmbH Low temperature amorphous poly-alpha-olefin adhesive for application
JP6047575B2 (en) * 2012-08-10 2016-12-21 京セラ株式会社 SOUND GENERATOR, SOUND GENERATOR, AND ELECTRONIC DEVICE
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
US9615813B2 (en) 2014-04-16 2017-04-11 Bongiovi Acoustics Llc. Device for wide-band auscultation
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
WO2016003962A1 (en) * 2014-07-01 2016-01-07 Corning Incorporated Cross-cancellation of audio signals in a stereo flat panel speaker
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
CA2995833C (en) * 2015-08-20 2024-01-23 University Of Rochester Systems and methods for controlling plate loudspeakers using modal crossover networks
JP2018537910A (en) 2015-11-16 2018-12-20 ボンジョビ アコースティックス リミテッド ライアビリティー カンパニー Surface acoustic transducer
US9621994B1 (en) 2015-11-16 2017-04-11 Bongiovi Acoustics Llc Surface acoustic transducer
WO2017091509A1 (en) 2015-11-25 2017-06-01 The University Of Rochester Systems and methods for audio scene generation by effecting spatial and temporal control of the vibrations of a panel
US10966042B2 (en) 2015-11-25 2021-03-30 The University Of Rochester Method for rendering localized vibrations on panels
KR102376136B1 (en) * 2016-12-27 2022-03-18 소니그룹주식회사 display device
CA3096877A1 (en) 2018-04-11 2019-10-17 Bongiovi Acoustics Llc Audio enhanced hearing protection system
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
CN112532901B (en) * 2019-09-19 2023-01-10 海信视像科技股份有限公司 Display device and terminal

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
UA51671C2 (en) * 1995-09-02 2002-12-16 Нью Транзд'Юсез Лімітед Acoustic device
EP0953275A1 (en) * 1996-12-20 1999-11-03 NCT Group, Inc. Electroacoustic transducers comprising vibrating panels
CN1182754C (en) * 1997-01-09 2004-12-29 新型转换器有限公司 Loudspeakers
GB9709959D0 (en) * 1997-05-15 1997-07-09 New Transducers Ltd Panel-form loudspeakers

Also Published As

Publication number Publication date
WO2000033612A3 (en) 2000-08-17
GB9826164D0 (en) 1999-01-20
JP2002532038A (en) 2002-09-24
BR9916144A (en) 2001-11-06
WO2000033612A2 (en) 2000-06-08
TW469746B (en) 2001-12-21
CN1328762A (en) 2001-12-26
EP1135966A2 (en) 2001-09-26

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Legal Events

Date Code Title Description
MK6 Application lapsed section 142(2)(f)/reg. 8.3(3) - pct applic. not entering national phase