CA2290476A1 - Panel-form loudspeakers - Google Patents

Panel-form loudspeakers Download PDF

Info

Publication number
CA2290476A1
CA2290476A1 CA002290476A CA2290476A CA2290476A1 CA 2290476 A1 CA2290476 A1 CA 2290476A1 CA 002290476 A CA002290476 A CA 002290476A CA 2290476 A CA2290476 A CA 2290476A CA 2290476 A1 CA2290476 A1 CA 2290476A1
Authority
CA
Canada
Prior art keywords
panel
smaller
larger
panels
driver
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.)
Abandoned
Application number
CA002290476A
Other languages
English (en)
French (fr)
Inventor
Christien Ellis
Neil Harris
Henry Azima
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
Individual
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 Individual filed Critical Individual
Publication of CA2290476A1 publication Critical patent/CA2290476A1/en
Abandoned legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R1/00—Details of transducers, loudspeakers or microphones
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; 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; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
    • H04R9/06—Loudspeakers

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
  • Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
  • Details Of Audible-Bandwidth Transducers (AREA)
CA002290476A 1997-05-15 1998-05-13 Panel-form loudspeakers Abandoned CA2290476A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GBGB9709959.2A GB9709959D0 (en) 1997-05-15 1997-05-15 Panel-form loudspeakers
GB9709959.2 1997-05-15
PCT/GB1998/001362 WO1998052381A2 (en) 1997-05-15 1998-05-13 Panel-form loudspeakers

Publications (1)

Publication Number Publication Date
CA2290476A1 true CA2290476A1 (en) 1998-11-19

Family

ID=10812418

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002290476A Abandoned CA2290476A1 (en) 1997-05-15 1998-05-13 Panel-form loudspeakers

Country Status (15)

Country Link
EP (1) EP0981928A2 (id)
JP (1) JP2002505814A (id)
KR (1) KR20010012527A (id)
CN (1) CN1255277A (id)
AR (1) AR012696A1 (id)
AU (1) AU746673B2 (id)
BR (1) BR9809642A (id)
CA (1) CA2290476A1 (id)
CO (1) CO4780081A1 (id)
GB (1) GB9709959D0 (id)
ID (1) ID20339A (id)
IL (1) IL132686A0 (id)
TW (1) TW444510B (id)
WO (1) WO1998052381A2 (id)
ZA (1) ZA983986B (id)

Families Citing this family (45)

* Cited by examiner, † Cited by third party
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US6519346B1 (en) * 1998-01-16 2003-02-11 Sony Corporation Speaker apparatus and electronic apparatus having a speaker apparatus enclosed therein
GB2351868B (en) 1998-06-22 2001-08-29 Slab Technology Ltd Loudspeakers
GB9826164D0 (en) * 1998-11-30 1999-01-20 New Transducers Ltd Acoustic devices
US6676879B1 (en) 1999-01-29 2004-01-13 New Transducers Limited Method of making vehicle interior trim panel with integral loudspeaker
GB9901895D0 (en) * 1999-01-29 1999-03-17 New Transducers Ltd Loudspeakers
GB9905373D0 (en) * 1999-03-10 1999-05-05 New Transducers Ltd Inertial vibration exciters
GB9915361D0 (en) * 1999-07-02 1999-09-01 New Transducers Ltd Acoustic device
GB0007025D0 (en) * 2000-03-23 2000-05-10 New Transducers Ltd Loudspeakers
US7155021B2 (en) * 2000-05-08 2006-12-26 Koninklijke Philips Electronics N.V. Loudspeaker having an acoustic panel and an electrical driver
US7372968B2 (en) 2000-11-08 2008-05-13 New Transducers Limited Loudspeaker driver
GB0102865D0 (en) 2001-02-06 2001-03-21 Secr Defence Brit Panel form loudspeaker
US7245729B2 (en) 2001-04-05 2007-07-17 New Transducers Limited Loudspeaker
WO2002082855A2 (en) * 2001-04-05 2002-10-17 New Transducers Limited Loudspeaker
US7548854B2 (en) 2002-01-31 2009-06-16 Awi Licensing Company Architectural sound enhancement with pre-filtered masking sound
GB2386026B (en) * 2002-02-28 2005-06-08 1 Ltd Loudspeaker
US6983819B2 (en) 2002-04-02 2006-01-10 Awi Licensing Company Entertainment sound panels
EP1480489A3 (en) 2003-05-23 2009-07-01 Alps Electric Co., Ltd. Exciting device for producing sound
GB0405475D0 (en) * 2004-03-11 2004-04-21 New Transducers Ltd Loudspeakers
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
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
JP2006121325A (ja) * 2004-10-20 2006-05-11 Authentic Ltd パネル型スピーカ
JP2007116422A (ja) 2005-10-20 2007-05-10 Sony Corp 音声出力装置および方法
WO2007045908A1 (en) * 2005-10-21 2007-04-26 Sfx Technologies Limited Improvements to audio devices
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
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
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
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
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
GB2539029B (en) * 2015-06-04 2017-06-07 Amina Tech Ltd Distributed mode loudspeaker damping oscillations within exciter feet
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
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
KR102215716B1 (ko) 2019-10-21 2021-02-18 삼원액트 주식회사 음향재생기능을 갖는 패널
KR102252696B1 (ko) 2019-10-21 2021-05-17 삼원액트 주식회사 음향재생기능을 갖는 패널

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS588000A (ja) * 1981-07-06 1983-01-17 Murata Mfg Co Ltd 圧電型スピ−カ
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
ATE117155T1 (de) * 1990-08-04 1995-01-15 Secr Defence Brit Paneelförmiger lautsprecher.
CN1195458A (zh) * 1995-09-02 1998-10-07 新型转换器有限公司 板式扬声器

Also Published As

Publication number Publication date
GB9709959D0 (en) 1997-07-09
TW444510B (en) 2001-07-01
JP2002505814A (ja) 2002-02-19
AU7439098A (en) 1998-12-08
ID20339A (id) 1998-11-26
AU746673B2 (en) 2002-05-02
EP0981928A2 (en) 2000-03-01
WO1998052381A2 (en) 1998-11-19
KR20010012527A (ko) 2001-02-15
AR012696A1 (es) 2000-11-08
ZA983986B (en) 1999-02-19
IL132686A0 (en) 2001-03-19
CO4780081A1 (es) 1999-05-26
WO1998052381A3 (en) 1999-02-18
CN1255277A (zh) 2000-05-31
BR9809642A (pt) 2000-07-11

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Legal Events

Date Code Title Description
FZDE Discontinued