DE69839134T2 - Aktive akustische Vorrichtung - Google Patents

Aktive akustische Vorrichtung Download PDF

Info

Publication number
DE69839134T2
DE69839134T2 DE69839134T DE69839134T DE69839134T2 DE 69839134 T2 DE69839134 T2 DE 69839134T2 DE 69839134 T DE69839134 T DE 69839134T DE 69839134 T DE69839134 T DE 69839134T DE 69839134 T2 DE69839134 T2 DE 69839134T2
Authority
DE
Germany
Prior art keywords
panel
transducer
edge
panel element
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.)
Expired - Lifetime
Application number
DE69839134T
Other languages
German (de)
English (en)
Other versions
DE69839134D1 (de
Inventor
Farad Azima
Henry Azima
Martin Colloms
Graham Bank
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 GBGB9801054.9A external-priority patent/GB9801054D0/en
Priority claimed from GBGB9801057.2A external-priority patent/GB9801057D0/en
Priority claimed from GBGB9811100.8A external-priority patent/GB9811100D0/en
Priority claimed from GBGB9813293.9A external-priority patent/GB9813293D0/en
Application filed by New Transducers Ltd filed Critical New Transducers Ltd
Application granted granted Critical
Publication of DE69839134D1 publication Critical patent/DE69839134D1/de
Publication of DE69839134T2 publication Critical patent/DE69839134T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • H04R7/26—Damping by means acting directly on free portion of diaphragm or cone
    • 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
    • H04R2440/00—Bending wave transducers covered by H04R, not provided for in its groups
    • H04R2440/05—Aspects relating to the positioning and way or means of mounting of exciters to resonant bending wave panels
    • 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
    • H04R2499/15—Transducers incorporated in visual displaying devices, e.g. televisions, computer displays, laptops

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)
  • Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
  • Apparatuses For Generation Of Mechanical Vibrations (AREA)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
DE69839134T 1998-01-20 1999-01-15 Aktive akustische Vorrichtung Expired - Lifetime DE69839134T2 (de)

Applications Claiming Priority (8)

Application Number Priority Date Filing Date Title
GBGB9801054.9A GB9801054D0 (en) 1998-01-20 1998-01-20 Acoustic panels
GBGB9801057.2A GB9801057D0 (en) 1998-01-20 1998-01-20 Acoustic panels
GB9801057 1998-01-20
GB9801054 1998-01-20
GB9811100 1998-05-23
GBGB9811100.8A GB9811100D0 (en) 1998-05-23 1998-05-23 Acoustic panels
GB9813293 1998-06-20
GBGB9813293.9A GB9813293D0 (en) 1998-06-20 1998-06-20 Acoustic panels

Publications (2)

Publication Number Publication Date
DE69839134D1 DE69839134D1 (de) 2008-03-27
DE69839134T2 true DE69839134T2 (de) 2009-02-12

Family

ID=27451742

Family Applications (2)

Application Number Title Priority Date Filing Date
DE69921295T Active DE69921295T8 (de) 1998-01-20 1999-01-15 Aktive akustische Vorrichtungen mit plattenförmigen Elementen
DE69839134T Expired - Lifetime DE69839134T2 (de) 1998-01-20 1999-01-15 Aktive akustische Vorrichtung

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE69921295T Active DE69921295T8 (de) 1998-01-20 1999-01-15 Aktive akustische Vorrichtungen mit plattenförmigen Elementen

Country Status (23)

Country Link
EP (2) EP1050190B1 (ja)
JP (1) JP4173283B2 (ja)
KR (1) KR100646191B1 (ja)
CN (1) CN1287766B (ja)
AR (1) AR014430A1 (ja)
AT (1) ATE280482T1 (ja)
AU (1) AU747693B2 (ja)
BG (1) BG104543A (ja)
BR (1) BR9907145A (ja)
CA (1) CA2318292A1 (ja)
DE (2) DE69921295T8 (ja)
EA (1) EA200000781A1 (ja)
HK (1) HK1029247A1 (ja)
HU (1) HUP0102858A3 (ja)
IL (1) IL136820A0 (ja)
NO (1) NO20003705L (ja)
NZ (1) NZ504133A (ja)
PL (1) PL341377A1 (ja)
SK (1) SK10822000A3 (ja)
TR (1) TR200002108T2 (ja)
TW (1) TW432889B (ja)
WO (1) WO1999037121A1 (ja)
YU (1) YU36800A (ja)

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JP3512087B2 (ja) * 1999-06-15 2004-03-29 日本電気株式会社 パネルスピーカ
JP3591578B2 (ja) 1999-11-09 2004-11-24 ヤマハ株式会社 音響放射体
TW511391B (en) 2000-01-24 2002-11-21 New Transducers Ltd Transducer
US7151837B2 (en) 2000-01-27 2006-12-19 New Transducers Limited Loudspeaker
US6721436B1 (en) * 2000-03-29 2004-04-13 Sound Advance Systems, Inc. Remote edge-driven panel speaker
JP4683367B2 (ja) * 2000-08-04 2011-05-18 ヤマハ株式会社 線状加振装置及び該加振装置を備えたスピーカ
GB0019701D0 (en) * 2000-08-11 2000-09-27 New Transducers Ltd Loudspeaker
GB0022913D0 (en) * 2000-09-19 2000-11-01 New Transducers Ltd Loudspeaker
GB2369232B (en) * 2000-11-18 2005-01-12 Talksign Ltd Display signs
JP2004527971A (ja) * 2001-05-11 2004-09-09 ニュー トランスデューサーズ リミテッド ラウドスピーカ
FR2825882B1 (fr) * 2001-06-12 2003-08-15 Intelligent Vibrations Sa Vitrage interactif avec fonctions microphones et haut-parleur
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DE60226098T2 (de) 2001-06-28 2009-06-18 Panasonic Corp., Kadoma Lautsprechersystem, Mobilendgerät und elektronische Vorrichtung
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JP4196097B2 (ja) 2003-10-06 2008-12-17 パナソニック株式会社 スピーカ、スピーカモジュールおよびこれを用いた電子機器
GB0400323D0 (en) * 2004-01-08 2004-02-11 New Transducers Ltd Loudspeakers
GB0405475D0 (en) 2004-03-11 2004-04-21 New Transducers Ltd Loudspeakers
DE102004032223A1 (de) * 2004-07-02 2006-01-19 Siemens Ag Audiovisuelle Anordnung
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
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
JP4700323B2 (ja) * 2004-10-28 2011-06-15 ホシデン株式会社 フラットパネルスピーカ
JP4072542B2 (ja) * 2005-03-14 2008-04-09 Ｎｅｃアクセステクニカ株式会社 スピーカ一体型ディスプレイ
US8180065B2 (en) 2005-10-13 2012-05-15 Magna Mirrors Of America, Inc. Acoustical window assembly for vehicle
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JP5057342B2 (ja) * 2005-12-07 2012-10-24 エージーシー グラス ユーロップ 音発生板ガラス
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
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
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
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JP5527878B2 (ja) * 2009-07-30 2014-06-25 トムソン ライセンシング 表示装置及び音声出力装置
FR2955226B1 (fr) * 2010-01-08 2011-12-30 Commissariat Energie Atomique Dispositif de detection d'ondes acoustiques et systeme de localisation d'une source d'ondes acoustiques
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JP2012105021A (ja) * 2010-11-09 2012-05-31 Sony Corp スピーカー装置
US8983098B2 (en) * 2012-08-14 2015-03-17 Turtle Beach Corporation Substantially planate parametric emitter and associated methods
US20150382110A9 (en) * 2013-03-14 2015-12-31 Lewis Athanas Acoustic Transducer and Method for Driving Same
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
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
US9564146B2 (en) 2014-08-01 2017-02-07 Bongiovi Acoustics Llc System and method for digital signal processing in deep diving environment
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US9638672B2 (en) 2015-03-06 2017-05-02 Bongiovi Acoustics Llc System and method for acquiring acoustic information from a resonating body
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CN108702573B (zh) 2016-12-27 2021-11-26 索尼公司 平板扬声器和显示装置
CN111183471B (zh) * 2017-10-04 2022-01-14 Ａｇｃ株式会社 显示器装置及电视装置
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CN108510436B (zh) * 2018-03-28 2020-09-15 清华大学 一种冷冻电镜三维重构中重构参数搜索方法和***
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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
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UA51671C2 (uk) * 1995-09-02 2002-12-16 Нью Транзд'Юсез Лімітед Акустичний пристрій

Also Published As

Publication number Publication date
CN1287766A (zh) 2001-03-14
DE69921295T8 (de) 2006-07-06
DE69921295D1 (de) 2004-11-25
KR100646191B1 (ko) 2006-11-17
JP2002510182A (ja) 2002-04-02
WO1999037121A1 (en) 1999-07-22
AR014430A1 (es) 2001-02-28
BG104543A (bg) 2001-01-31
AU2068199A (en) 1999-08-02
KR20010024874A (ko) 2001-03-26
TR200002108T2 (tr) 2000-11-21
JP4173283B2 (ja) 2008-10-29
TW432889B (en) 2001-05-01
PL341377A1 (en) 2001-04-09
EP1414266B1 (en) 2008-02-13
ATE280482T1 (de) 2004-11-15
HUP0102858A3 (en) 2003-03-28
CN1287766B (zh) 2010-06-23
EA200000781A1 (ru) 2000-12-25
YU36800A (sh) 2002-03-18
NO20003705L (no) 2000-09-20
EP1050190A1 (en) 2000-11-08
HUP0102858A2 (hu) 2001-12-28
BR9907145A (pt) 2000-10-24
DE69921295T2 (de) 2006-02-09
EP1414266A3 (en) 2006-08-16
DE69839134D1 (de) 2008-03-27
AU747693B2 (en) 2002-05-16
EP1050190B1 (en) 2004-10-20
IL136820A0 (en) 2001-06-14
NZ504133A (en) 2002-03-28
HK1029247A1 (en) 2001-03-23
EP1414266A2 (en) 2004-04-28
SK10822000A3 (sk) 2000-12-11
NO20003705D0 (no) 2000-07-19
CA2318292A1 (en) 1999-07-22

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