ATE294492T1 - ACOUSTIC DEVICE BASED ON THE BENDING WAVE PRINCIPLE - Google Patents

ACOUSTIC DEVICE BASED ON THE BENDING WAVE PRINCIPLE

Info

Publication number
ATE294492T1
ATE294492T1 AT99910539T AT99910539T ATE294492T1 AT E294492 T1 ATE294492 T1 AT E294492T1 AT 99910539 T AT99910539 T AT 99910539T AT 99910539 T AT99910539 T AT 99910539T AT E294492 T1 ATE294492 T1 AT E294492T1
Authority
AT
Austria
Prior art keywords
device based
acoustic device
bending wave
wave principle
principle
Prior art date
Application number
AT99910539T
Other languages
German (de)
Inventor
Henry Azima
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
Application granted granted Critical
Publication of ATE294492T1 publication Critical patent/ATE294492T1/en

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
    • H04R7/06—Plane diaphragms 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
    • 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
    • H04R7/18—Mounting or tensioning of diaphragms or cones at the periphery
    • H04R7/22—Clamping rim of diaphragm or cone against seating

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
  • Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
  • Piezo-Electric Transducers For Audible Bands (AREA)
  • Surface Acoustic Wave Elements And Circuit Networks Thereof (AREA)
  • Ultra Sonic Daignosis Equipment (AREA)
  • Toys (AREA)
  • Respiratory Apparatuses And Protective Means (AREA)
  • Orthopedics, Nursing, And Contraception (AREA)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
  • Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
AT99910539T 1998-04-02 1999-03-30 ACOUSTIC DEVICE BASED ON THE BENDING WAVE PRINCIPLE ATE294492T1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GBGB9806994.1A GB9806994D0 (en) 1998-04-02 1998-04-02 Acoustic device
PCT/GB1999/000848 WO1999052324A1 (en) 1998-04-02 1999-03-30 Acoustic device relying on bending wave action

Publications (1)

Publication Number Publication Date
ATE294492T1 true ATE294492T1 (en) 2005-05-15

Family

ID=10829678

Family Applications (1)

Application Number Title Priority Date Filing Date
AT99910539T ATE294492T1 (en) 1998-04-02 1999-03-30 ACOUSTIC DEVICE BASED ON THE BENDING WAVE PRINCIPLE

Country Status (27)

Country Link
EP (1) EP1068770B1 (en)
JP (1) JP4258696B2 (en)
KR (1) KR20010042428A (en)
CN (1) CN1143593C (en)
AR (1) AR018832A1 (en)
AT (1) ATE294492T1 (en)
AU (1) AU746216B2 (en)
BG (1) BG104810A (en)
BR (1) BR9909901A (en)
CA (1) CA2326161A1 (en)
CO (1) CO4830489A1 (en)
CZ (1) CZ300065B6 (en)
DE (1) DE69924990T2 (en)
EA (1) EA003215B1 (en)
GB (2) GB9806994D0 (en)
HK (1) HK1032504A1 (en)
HU (1) HUP0102859A3 (en)
ID (1) ID27055A (en)
IL (1) IL138312A0 (en)
NO (1) NO20004921L (en)
NZ (1) NZ506731A (en)
PL (1) PL343115A1 (en)
SK (1) SK14552000A3 (en)
TR (1) TR200002878T2 (en)
TW (1) TW475340B (en)
WO (1) WO1999052324A1 (en)
ZA (1) ZA200004746B (en)

Families Citing this family (38)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19922395C1 (en) * 1999-05-14 2001-01-11 Harman Audio Electronic Sys Ceiling element
DE19955867A1 (en) * 1999-11-22 2001-06-21 Harman Audio Electronic Sys Flat speaker arrangement for bass reproduction
TW498698B (en) * 2000-05-08 2002-08-11 Koninkl Philips Electronics Nv Loudspeaker having an acoustic panel and an electrical driver
GB0010998D0 (en) * 2000-05-08 2000-06-28 New Transducers Ltd Acoustic device
GB0018996D0 (en) * 2000-08-03 2000-09-20 New Transducers Ltd Bending wave loudspeaker
US6826285B2 (en) 2000-08-03 2004-11-30 New Transducers Limited Bending wave loudspeaker
DE10058102C2 (en) * 2000-11-23 2003-07-03 Harman Audio Electronic Sys Electrodynamic bending moment driver
US7548854B2 (en) 2002-01-31 2009-06-16 Awi Licensing Company Architectural sound enhancement with pre-filtered masking sound
US6983819B2 (en) 2002-04-02 2006-01-10 Awi Licensing Company Entertainment sound panels
SE523321C2 (en) * 2002-06-20 2004-04-13 Covial Device Ab Method and apparatus for sensing and indicating acoustic emission
US8054194B2 (en) 2003-02-10 2011-11-08 Autronic Plastics, Inc. System and method for verifying a security status of a lockable container
GB0405475D0 (en) * 2004-03-11 2004-04-21 New Transducers Ltd Loudspeakers
DE102004028664A1 (en) * 2004-06-12 2006-01-19 Puren Gmbh Vibration body of a speaker system
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
US11431312B2 (en) 2004-08-10 2022-08-30 Bongiovi Acoustics Llc System and method for digital signal processing
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
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
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
US10069471B2 (en) 2006-02-07 2018-09-04 Bongiovi Acoustics Llc System and method for digital signal processing
US9154885B2 (en) 2012-08-10 2015-10-06 Kyocera Corporation Sound generator, sound generation device, and electronic apparatus
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
US10639000B2 (en) 2014-04-16 2020-05-05 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
US9615813B2 (en) 2014-04-16 2017-04-11 Bongiovi Acoustics Llc. Device for wide-band auscultation
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
US9621994B1 (en) 2015-11-16 2017-04-11 Bongiovi Acoustics Llc Surface acoustic transducer
WO2017087495A1 (en) 2015-11-16 2017-05-26 Bongiovi Acoustics Llc Surface acoustic transducer
GB2551723B (en) 2016-06-27 2018-11-28 Amina Tech Limited Speaker Panel
GB2560878B (en) 2017-02-24 2021-10-27 Google Llc A panel loudspeaker controller and a panel loudspeaker
AU2019252524A1 (en) 2018-04-11 2020-11-05 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
CN117761165B (en) * 2024-02-22 2024-05-03 中国石油大学(华东) Pipeline crack positioning method based on electromagnetic ultrasonic array torsion guided wave

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3247925A (en) * 1962-03-08 1966-04-26 Lord Corp Loudspeaker
DE1132593B (en) * 1965-04-05 1962-07-05 Bolt Beranek & Newman Acoustically effective plate, especially for coupling to an electroacoustic transducer
DK0541646T3 (en) * 1990-08-04 1995-03-20 Secr Defence Brit Panel shaped speaker
UA51671C2 (en) * 1995-09-02 2002-12-16 Нью Транзд'Юсез Лімітед Acoustic device
CZ58298A3 (en) * 1995-09-02 1998-07-15 New Transducers Limited Loudspeakers provided with panel-like acoustic radiating elements
EP0847659B1 (en) * 1995-09-02 1999-03-10 New Transducers Limited Loudspeakers comprising panel-form acoustic radiating elements
GB9704486D0 (en) * 1997-03-04 1997-04-23 New Transducers Ltd Acoustic devices etc
DE19757098C2 (en) * 1997-12-20 2003-01-09 Harman Audio Electronic Sys Suspension for sound reproduction arrangements based on the bending wave principle

Also Published As

Publication number Publication date
EA003215B1 (en) 2003-02-27
NO20004921L (en) 2000-11-28
NO20004921D0 (en) 2000-09-29
GB2350008B (en) 2001-05-02
DE69924990D1 (en) 2005-06-02
NZ506731A (en) 2003-02-28
JP4258696B2 (en) 2009-04-30
DE69924990T2 (en) 2006-02-23
CN1143593C (en) 2004-03-24
BG104810A (en) 2001-07-31
HUP0102859A2 (en) 2001-12-28
HUP0102859A3 (en) 2003-03-28
ID27055A (en) 2001-02-22
EA200001016A1 (en) 2001-02-26
GB9806994D0 (en) 1998-06-03
SK14552000A3 (en) 2001-05-10
GB2350008A (en) 2000-11-15
TR200002878T2 (en) 2001-01-22
KR20010042428A (en) 2001-05-25
IL138312A0 (en) 2001-10-31
ZA200004746B (en) 2001-06-27
JP2002511682A (en) 2002-04-16
HK1032504A1 (en) 2001-07-20
CZ20003591A3 (en) 2001-01-17
CO4830489A1 (en) 1999-08-30
AU746216B2 (en) 2002-04-18
CN1296720A (en) 2001-05-23
BR9909901A (en) 2000-12-26
AU2947199A (en) 1999-10-25
TW475340B (en) 2002-02-01
AR018832A1 (en) 2001-12-12
GB0020986D0 (en) 2000-10-11
EP1068770A1 (en) 2001-01-17
EP1068770B1 (en) 2005-04-27
PL343115A1 (en) 2001-07-30
CZ300065B6 (en) 2009-01-21
CA2326161A1 (en) 1999-10-14
WO1999052324A1 (en) 1999-10-14

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Legal Events

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