AU769204B2 - Method and apparatus for locating bending wave transducer means - Google Patents

Method and apparatus for locating bending wave transducer means Download PDF

Info

Publication number
AU769204B2
AU769204B2 AU36130/99A AU3613099A AU769204B2 AU 769204 B2 AU769204 B2 AU 769204B2 AU 36130/99 A AU36130/99 A AU 36130/99A AU 3613099 A AU3613099 A AU 3613099A AU 769204 B2 AU769204 B2 AU 769204B2
Authority
AU
Australia
Prior art keywords
bending wave
transducer
bending
signals
systematic assessment
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
AU36130/99A
Other languages
English (en)
Other versions
AU3613099A (en
Inventor
Henry Azima
Martin Colloms
Bijan Djahansouzi
Neil Harris
Nicholas Patrick Roland Hill
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
Priority claimed from GBGB9808962.6A external-priority patent/GB9808962D0/en
Priority claimed from GBGB9811959.7A external-priority patent/GB9811959D0/en
Application filed by New Transducers Ltd filed Critical New Transducers Ltd
Publication of AU3613099A publication Critical patent/AU3613099A/en
Application granted granted Critical
Publication of AU769204B2 publication Critical patent/AU769204B2/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • H04R7/06—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
    • H04R29/00—Monitoring arrangements; Testing arrangements
    • H04R29/001—Monitoring arrangements; Testing arrangements for 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
    • H04R2499/00—Aspects covered by H04R or H04S not otherwise provided for in their subgroups
    • H04R2499/10—General applications
    • H04R2499/13—Acoustic transducers and sound field adaptation in vehicles

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • General Health & Medical Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
  • Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
  • Bending Of Plates, Rods, And Pipes (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
  • Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
AU36130/99A 1998-04-28 1999-04-26 Method and apparatus for locating bending wave transducer means Expired - Fee Related AU769204B2 (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
GB9808962 1998-04-28
GBGB9808962.6A GB9808962D0 (en) 1998-04-28 1998-04-28 Acoustic devices
GBGB9811959.7A GB9811959D0 (en) 1998-06-04 1998-06-04 Acoustic devices
GB9811959 1998-06-04
PCT/GB1999/001101 WO1999056497A1 (fr) 1998-04-28 1999-04-26 Procede et dispositif de placement de moyens transducteurs d'ondes de flexion

Publications (2)

Publication Number Publication Date
AU3613099A AU3613099A (en) 1999-11-16
AU769204B2 true AU769204B2 (en) 2004-01-22

Family

ID=26313542

Family Applications (1)

Application Number Title Priority Date Filing Date
AU36130/99A Expired - Fee Related AU769204B2 (en) 1998-04-28 1999-04-26 Method and apparatus for locating bending wave transducer means

Country Status (23)

Country Link
EP (1) EP1075775A1 (fr)
JP (1) JP2002513262A (fr)
KR (1) KR20010043083A (fr)
CN (1) CN1298621A (fr)
AR (1) AR019105A1 (fr)
AU (1) AU769204B2 (fr)
BG (1) BG104864A (fr)
BR (1) BR9910082A (fr)
CA (1) CA2330303A1 (fr)
CO (1) CO4890894A1 (fr)
EA (1) EA200001113A1 (fr)
HU (1) HUP0103317A2 (fr)
ID (1) ID26889A (fr)
IL (1) IL139039A0 (fr)
MX (1) MXPA00010479A (fr)
NO (1) NO20005392L (fr)
NZ (1) NZ507081A (fr)
PL (1) PL343767A1 (fr)
SK (1) SK16182000A3 (fr)
TR (1) TR200003154T2 (fr)
TW (1) TW468356B (fr)
WO (1) WO1999056497A1 (fr)
YU (1) YU66400A (fr)

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1388274A2 (fr) * 2001-05-11 2004-02-11 New Transducers Limited Element acoustique pour un haut-parleur avec un composant ayant une dependance de frequence selectionee et son procede de fabrication
US7062051B2 (en) 2001-08-17 2006-06-13 New Transducers Limited Acoustic device
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
US8284955B2 (en) 2006-02-07 2012-10-09 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
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
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
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
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
US8620003B2 (en) * 2008-01-07 2013-12-31 Robert Katz Embedded audio system in distributed acoustic sources
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
JP6511353B2 (ja) * 2015-07-07 2019-05-15 クラリオン株式会社 報知装置および報知方法
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
CN112236812A (zh) 2018-04-11 2021-01-15 邦吉欧维声学有限公司 音频增强听力保护系统
WO2020028833A1 (fr) 2018-08-02 2020-02-06 Bongiovi Acoustics Llc Système, procédé et appareil pour générer et traiter numériquement une fonction de transfert audio liée à la tête
CN117928680B (zh) * 2024-03-21 2024-06-07 青岛清万水技术有限公司 换能器自动定位方法、系统、电子设备及存储介质

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1997009842A2 (fr) * 1995-09-02 1997-03-13 New Transducers Limited Dispositif acoustique

Family Cites Families (5)

* 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 (de) * 1965-04-05 1962-07-05 Bolt Beranek & Newman Akustisch wirksame Platte, insbesondere zur Ankopplung an einen elektroakustischen Wandler
JPS58182998A (ja) * 1982-04-20 1983-10-26 Pioneer Electronic Corp Ｍｆｂ型スピ−カ
DK0541646T3 (da) * 1990-08-04 1995-03-20 Secr Defence Brit Panelformet højttaler
DE69921295T8 (de) * 1998-01-20 2006-07-06 New Transducers Ltd., Huntingdon Aktive akustische Vorrichtungen mit plattenförmigen Elementen

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1997009842A2 (fr) * 1995-09-02 1997-03-13 New Transducers Limited Dispositif acoustique

Also Published As

Publication number Publication date
EA200001113A1 (ru) 2001-08-27
MXPA00010479A (es) 2002-06-04
AU3613099A (en) 1999-11-16
EP1075775A1 (fr) 2001-02-14
BR9910082A (pt) 2000-12-26
BG104864A (en) 2001-04-30
ID26889A (id) 2001-02-15
NO20005392D0 (no) 2000-10-26
NO20005392L (no) 2000-12-27
CN1298621A (zh) 2001-06-06
YU66400A (sh) 2002-09-19
SK16182000A3 (sk) 2001-06-11
AR019105A1 (es) 2001-12-26
HUP0103317A2 (hu) 2002-01-28
CO4890894A1 (es) 2000-02-28
KR20010043083A (ko) 2001-05-25
JP2002513262A (ja) 2002-05-08
WO1999056497A1 (fr) 1999-11-04
NZ507081A (en) 2003-01-31
IL139039A0 (en) 2001-11-25
CA2330303A1 (fr) 1999-11-04
PL343767A1 (en) 2001-09-10
TR200003154T2 (tr) 2001-03-21
TW468356B (en) 2001-12-11

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