DE69602204D1 - PANEL-SHAPED MICROPHONES - Google Patents

PANEL-SHAPED MICROPHONES

Info

Publication number
DE69602204D1
DE69602204D1 DE69602204T DE69602204T DE69602204D1 DE 69602204 D1 DE69602204 D1 DE 69602204D1 DE 69602204 T DE69602204 T DE 69602204T DE 69602204 T DE69602204 T DE 69602204T DE 69602204 D1 DE69602204 D1 DE 69602204D1
Authority
DE
Germany
Prior art keywords
panel
microphones
shaped
shaped microphones
exclusively
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
DE69602204T
Other languages
German (de)
Other versions
DE69602204T2 (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 DE69602204D1 publication Critical patent/DE69602204D1/en
Application granted granted Critical
Publication of DE69602204T2 publication Critical patent/DE69602204T2/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
    • H04R7/045—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)
  • Circuit For Audible Band Transducer (AREA)
  • Burglar Alarm Systems (AREA)

Abstract

A panel-form microphone characterised by a distributed mode acoustic member (12) and a transducer (63) coupled wholly and exclusively to the member to produce a signal in response to resonance of the member due to incident acoustic energy.
DE69602204T 1995-09-02 1996-09-02 PANEL-SHAPED MICROPHONES Expired - Fee Related DE69602204T2 (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
GBGB9517918.0A GB9517918D0 (en) 1995-09-02 1995-09-02 Acoustic device
GBGB9522281.6A GB9522281D0 (en) 1995-10-31 1995-10-31 Acoustic device
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
DE69602204D1 true DE69602204D1 (en) 1999-05-27
DE69602204T2 DE69602204T2 (en) 1999-09-16

Family

ID=34865243

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69602204T Expired - Fee Related DE69602204T2 (en) 1995-09-02 1996-09-02 PANEL-SHAPED MICROPHONES

Country Status (13)

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

Families Citing this family (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19757097B4 (en) * 1997-12-20 2004-04-15 Harman Audio Electronic Systems Gmbh Sound reproduction device
RO121307B1 (en) 1998-06-22 2007-02-28 Slab Technology Limited Loudspeaker
DE19943084A1 (en) * 1999-09-09 2001-04-05 Harman Audio Electronic Sys Sound transducer
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
US10158337B2 (en) 2004-08-10 2018-12-18 Bongiovi Acoustics Llc System and method for digital signal processing
DE602005006601D1 (en) * 2004-10-08 2008-06-19 Koninkl Philips Electronics Nv DISPLAY DEVICE WITH A PANEL ACOUSTIC TRANSFORMER AND TRANSPARENT PANEL ACOUSTIC CONVERTER
JP2007116422A (en) 2005-10-20 2007-05-10 Sony Corp Audio output device and method
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
US10069471B2 (en) 2006-02-07 2018-09-04 Bongiovi Acoustics Llc System and method for digital signal processing
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
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
ITMI20121414A1 (en) 2012-08-08 2014-02-09 Hst Italia ALARM SYSTEM WITH OPERATING OBJECTS BOTH AS SENSORS OR AS ACTUATORS
US9264004B2 (en) 2013-06-12 2016-02-16 Bongiovi Acoustics Llc System and method for narrow bandwidth digital signal processing
US9883318B2 (en) 2013-06-12 2018-01-30 Bongiovi Acoustics Llc System and method for stereo field enhancement in two-channel audio systems
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
US9564146B2 (en) 2014-08-01 2017-02-07 Bongiovi Acoustics Llc System and method for digital signal processing in deep diving environment
JP6691121B2 (en) 2014-12-09 2020-04-28 アイマックス シアターズ インターナショナル リミテッド Screen vibration method and system
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
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

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
JPS5541066A (en) * 1978-09-19 1980-03-22 Sony Corp Diaphragm for electroacoustic converter
SE443483B (en) * 1983-01-14 1986-02-24 Gustav Georg Arne Bolin RECEIVER MAGNETIC FOR SOUND WAVES CONSISTING OF A RESONANCE DISC AND ANTICULAR CAUSED BY THE SOUND MOVES REACTING PIEZOELECTRIC MICROPHONE TYPE MICROPHONE
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
EP0541646B1 (en) * 1990-08-04 1995-01-11 The Secretary Of State For Defence In Her Britannic Majesty's Government Of The United Kingdom Of Great Britain And Northern Panel-form loudspeaker

Also Published As

Publication number Publication date
EP0847678B1 (en) 1999-04-21
CN1195463A (en) 1998-10-07
RO119057B1 (en) 2004-02-27
EP0847678A1 (en) 1998-06-17
ES2132952T3 (en) 1999-08-16
HK1008652A1 (en) 1999-05-14
AU6881296A (en) 1997-03-27
JPH11512254A (en) 1999-10-19
AU703058B2 (en) 1999-03-11
ATE179297T1 (en) 1999-05-15
CA2230449A1 (en) 1997-03-13
DE69602204T2 (en) 1999-09-16
DK0847678T3 (en) 1999-10-25
WO1997009862A1 (en) 1997-03-13
EA000640B1 (en) 1999-12-29
EA199800262A1 (en) 1998-10-29

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee