AU703058B2 - Panel-form microphones - Google Patents

Panel-form microphones Download PDF

Info

Publication number
AU703058B2
AU703058B2 AU68812/96A AU6881296A AU703058B2 AU 703058 B2 AU703058 B2 AU 703058B2 AU 68812/96 A AU68812/96 A AU 68812/96A AU 6881296 A AU6881296 A AU 6881296A AU 703058 B2 AU703058 B2 AU 703058B2
Authority
AU
Australia
Prior art keywords
panel
transducer
acoustic
form microphone
transducers
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
AU68812/96A
Other languages
English (en)
Other versions
AU6881296A (en
Inventor
Henry Azima
Martin Colloms
Neil Harris
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 GBGB9517918.0A external-priority patent/GB9517918D0/en
Priority claimed from GBGB9522281.6A external-priority patent/GB9522281D0/en
Priority claimed from GBGB9606836.6A external-priority patent/GB9606836D0/en
Application filed by New Transducers Ltd filed Critical New Transducers Ltd
Publication of AU6881296A publication Critical patent/AU6881296A/en
Application granted granted Critical
Publication of AU703058B2 publication Critical patent/AU703058B2/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
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B42—BOOKBINDING; ALBUMS; FILES; SPECIAL PRINTED MATTER
    • B42D—BOOKS; BOOK COVERS; LOOSE LEAVES; PRINTED MATTER CHARACTERISED BY IDENTIFICATION OR SECURITY FEATURES; PRINTED MATTER OF SPECIAL FORMAT OR STYLE NOT OTHERWISE PROVIDED FOR; DEVICES FOR USE THEREWITH AND NOT OTHERWISE PROVIDED FOR; MOVABLE-STRIP WRITING OR READING APPARATUS
    • B42D15/00—Printed matter of special format or style not otherwise provided for
    • B42D15/02—Postcards; Greeting, menu, business or like cards; Letter cards or letter-sheets
    • B42D15/022—Postcards; Greeting, menu, business or like cards; Letter cards or letter-sheets combined with permanently fastened sound-producing or light-emitting means or carrying sound records

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
  • Piezo-Electric Transducers For Audible Bands (AREA)
  • Electrostatic, Electromagnetic, Magneto- Strictive, And Variable-Resistance Transducers (AREA)
  • Details Of Audible-Bandwidth Transducers (AREA)
  • Laminated Bodies (AREA)
  • Burglar Alarm Systems (AREA)
  • Circuit For Audible Band Transducer (AREA)
AU68812/96A 1995-09-02 1996-09-02 Panel-form microphones Ceased AU703058B2 (en)

Applications Claiming Priority (7)

Application Number Priority Date Filing Date Title
GBGB9517918.0A GB9517918D0 (en) 1995-09-02 1995-09-02 Acoustic device
GB9517918 1995-09-02
GB9522281 1995-10-31
GBGB9522281.6A GB9522281D0 (en) 1995-10-31 1995-10-31 Acoustic device
GB9606836 1996-03-30
GBGB9606836.6A GB9606836D0 (en) 1996-03-30 1996-03-30 Acoustic device
PCT/GB1996/002155 WO1997009862A1 (en) 1995-09-02 1996-09-02 Panel-form microphones

Publications (2)

Publication Number Publication Date
AU6881296A AU6881296A (en) 1997-03-27
AU703058B2 true AU703058B2 (en) 1999-03-11

Family

ID=34865243

Family Applications (1)

Application Number Title Priority Date Filing Date
AU68812/96A Ceased AU703058B2 (en) 1995-09-02 1996-09-02 Panel-form microphones

Country Status (13)

Country Link
EP (1) EP0847678B1 (ro)
JP (1) JPH11512254A (ro)
CN (1) CN1195463A (ro)
AT (1) ATE179297T1 (ro)
AU (1) AU703058B2 (ro)
CA (1) CA2230449A1 (ro)
DE (1) DE69602204T2 (ro)
DK (1) DK0847678T3 (ro)
EA (1) EA000640B1 (ro)
ES (1) ES2132952T3 (ro)
HK (1) HK1008652A1 (ro)
RO (1) RO119057B1 (ro)
WO (1) WO1997009862A1 (ro)

Families Citing this family (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19757097B4 (de) * 1997-12-20 2004-04-15 Harman Audio Electronic Systems Gmbh Schallwiedergabeanordnung
ATE303051T1 (de) 1998-06-22 2005-09-15 Slab Technology Ltd Lautsprecher
DE19943084A1 (de) * 1999-09-09 2001-04-05 Harman Audio Electronic Sys Schallwandler
US10158337B2 (en) 2004-08-10 2018-12-18 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
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
JP2008516509A (ja) * 2004-10-08 2008-05-15 コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ パネル音響トランスデューサを有する表示装置及び透光性パネル音響トランスデューサ
JP2007116422A (ja) 2005-10-20 2007-05-10 Sony Corp 音声出力装置および方法
US10069471B2 (en) 2006-02-07 2018-09-04 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
US10848867B2 (en) 2006-02-07 2020-11-24 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
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
ITMI20121414A1 (it) 2012-08-08 2014-02-09 Hst Italia Sistema di allarme con oggetti operanti sia come sensori sia come attuatori
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
US9564146B2 (en) 2014-08-01 2017-02-07 Bongiovi Acoustics Llc System and method for digital signal processing in deep diving environment
WO2016092471A1 (en) * 2014-12-09 2016-06-16 Imax Emea Limited Methods and systems of vibrating a screen
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
US11211043B2 (en) 2018-04-11 2021-12-28 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

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2161672A (en) * 1983-01-14 1986-01-15 Gustav Georg Arne Bolin Sound-wave receiving applicance
WO1992003024A1 (en) * 1990-08-04 1992-02-20 The Secretary Of State For Defence In Her Britannic Majesty's Government Of The United Kingdom Of Great Britain And Northern Ireland Panel-form loudspeaker

Family Cites Families (3)

* 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
JPS5541066A (en) * 1978-09-19 1980-03-22 Sony Corp Diaphragm for electroacoustic converter
US4751419A (en) * 1986-12-10 1988-06-14 Nitto Incorporated Piezoelectric oscillation assembly including several individual piezoelectric oscillation devices having a common oscillation plate member

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2161672A (en) * 1983-01-14 1986-01-15 Gustav Georg Arne Bolin Sound-wave receiving applicance
WO1992003024A1 (en) * 1990-08-04 1992-02-20 The Secretary Of State For Defence In Her Britannic Majesty's Government Of The United Kingdom Of Great Britain And Northern Ireland Panel-form loudspeaker

Also Published As

Publication number Publication date
DK0847678T3 (da) 1999-10-25
EP0847678A1 (en) 1998-06-17
JPH11512254A (ja) 1999-10-19
EP0847678B1 (en) 1999-04-21
HK1008652A1 (en) 1999-05-14
ES2132952T3 (es) 1999-08-16
ATE179297T1 (de) 1999-05-15
EA000640B1 (ru) 1999-12-29
RO119057B1 (ro) 2004-02-27
DE69602204D1 (de) 1999-05-27
EA199800262A1 (ru) 1998-10-29
AU6881296A (en) 1997-03-27
WO1997009862A1 (en) 1997-03-13
DE69602204T2 (de) 1999-09-16
CN1195463A (zh) 1998-10-07
CA2230449A1 (en) 1997-03-13

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Legal Events

Date Code Title Description
MK14 Patent ceased section 143(a) (annual fees not paid) or expired