CN1195463A - 板式扩音器 - Google Patents

板式扩音器 Download PDF

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Publication number
CN1195463A
CN1195463A CN96196703.XA CN96196703A CN1195463A CN 1195463 A CN1195463 A CN 1195463A CN 96196703 A CN96196703 A CN 96196703A CN 1195463 A CN1195463 A CN 1195463A
Authority
CN
China
Prior art keywords
plate
transducer
panel
microphones
acoustic
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.)
Pending
Application number
CN96196703.XA
Other languages
English (en)
Chinese (zh)
Inventor
亨利·阿兹玛
马丁·科洛姆斯
尼尔·哈里斯
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 CN1195463A publication Critical patent/CN1195463A/zh
Pending legal-status Critical Current

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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)
  • Laminated Bodies (AREA)
  • Details Of Audible-Bandwidth Transducers (AREA)
  • Electrostatic, Electromagnetic, Magneto- Strictive, And Variable-Resistance Transducers (AREA)
  • Burglar Alarm Systems (AREA)
  • Circuit For Audible Band Transducer (AREA)
CN96196703.XA 1995-09-02 1996-09-02 板式扩音器 Pending CN1195463A (zh)

Applications Claiming Priority (7)

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

Publications (1)

Publication Number Publication Date
CN1195463A true CN1195463A (zh) 1998-10-07

Family

ID=34865243

Family Applications (1)

Application Number Title Priority Date Filing Date
CN96196703.XA Pending CN1195463A (zh) 1995-09-02 1996-09-02 板式扩音器

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)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107003597A (zh) * 2014-12-09 2017-08-01 图像影院国际有限公司 使屏幕振动的方法和系统

Families Citing this family (27)

* 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
GB2351868B (en) 1998-06-22 2001-08-29 Slab Technology Ltd Loudspeakers
DE19943084A1 (de) * 1999-09-09 2001-04-05 Harman Audio Electronic Sys Schallwandler
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
US11431312B2 (en) 2004-08-10 2022-08-30 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
WO2006038176A1 (en) * 2004-10-08 2006-04-13 Koninklijke Philips Electronics N.V. Display device comprising a panel acoustic transducer, and transparent panel acoustic transducer
JP2007116422A (ja) * 2005-10-20 2007-05-10 Sony Corp 音声出力装置および方法
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
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
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 (it) 2012-08-08 2014-02-09 Hst Italia Sistema di allarme con oggetti operanti sia come sensori sia come attuatori
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
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
US9906867B2 (en) 2015-11-16 2018-02-27 Bongiovi Acoustics Llc Surface acoustic transducer
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

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 (sv) * 1983-01-14 1986-02-24 Gustav Georg Arne Bolin Mottagardon for ljudvagor bestaende av en resonansskiva och en for dennas av ljudvagorna framkallade svengningar reagerande piezoelektrisk mikrofon av kristalltyp
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
DE69106712T2 (de) * 1990-08-04 1995-06-08 Secr Defence Brit Paneelförmiger lautsprecher.

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107003597A (zh) * 2014-12-09 2017-08-01 图像影院国际有限公司 使屏幕振动的方法和系统
US10691006B2 (en) 2014-12-09 2020-06-23 Imax Theatres International Limited Methods and systems of vibrating a screen
US10775690B1 (en) 2014-12-09 2020-09-15 Imax Theatres International Limited Methods and systems of vibrating a screen

Also Published As

Publication number Publication date
EA199800262A1 (ru) 1998-10-29
EP0847678B1 (en) 1999-04-21
AU6881296A (en) 1997-03-27
DK0847678T3 (da) 1999-10-25
WO1997009862A1 (en) 1997-03-13
AU703058B2 (en) 1999-03-11
DE69602204D1 (de) 1999-05-27
CA2230449A1 (en) 1997-03-13
ATE179297T1 (de) 1999-05-15
EP0847678A1 (en) 1998-06-17
RO119057B1 (ro) 2004-02-27
DE69602204T2 (de) 1999-09-16
ES2132952T3 (es) 1999-08-16
EA000640B1 (ru) 1999-12-29
HK1008652A1 (en) 1999-05-14
JPH11512254A (ja) 1999-10-19

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