DE69921295D1 - Aktive akustische vorrichtungen mit plattenförmigen elementen - Google Patents

Aktive akustische vorrichtungen mit plattenförmigen elementen

Info

Publication number
DE69921295D1
DE69921295D1 DE69921295T DE69921295T DE69921295D1 DE 69921295 D1 DE69921295 D1 DE 69921295D1 DE 69921295 T DE69921295 T DE 69921295T DE 69921295 T DE69921295 T DE 69921295T DE 69921295 D1 DE69921295 D1 DE 69921295D1
Authority
DE
Germany
Prior art keywords
panel
shaped elements
acoustic devices
active acoustic
active
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
DE69921295T
Other languages
English (en)
Other versions
DE69921295T8 (de
DE69921295T2 (de
Inventor
Farad Azima
Henry Azima
Martin Colloms
Graham Bank
Patrick 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
Publication of DE69921295D1 publication Critical patent/DE69921295D1/de
Application granted granted Critical
Publication of DE69921295T2 publication Critical patent/DE69921295T2/de
Publication of DE69921295T8 publication Critical patent/DE69921295T8/de
Active 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)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
  • Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
  • Apparatuses For Generation Of Mechanical Vibrations (AREA)
DE69921295T 1998-01-20 1999-01-15 Aktive akustische Vorrichtungen mit plattenförmigen Elementen Active DE69921295T8 (de)

Applications Claiming Priority (9)

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
GBGB9811100.8A GB9811100D0 (en) 1998-05-23 1998-05-23 Acoustic panels
GB9811100 1998-05-23
GBGB9813293.9A GB9813293D0 (en) 1998-06-20 1998-06-20 Acoustic panels
GB9813293 1998-06-20
PCT/GB1999/000143 WO1999037121A1 (en) 1998-01-20 1999-01-15 Active acoustic devices comprising panel members

Publications (3)

Publication Number Publication Date
DE69921295D1 true DE69921295D1 (de) 2004-11-25
DE69921295T2 DE69921295T2 (de) 2006-02-09
DE69921295T8 DE69921295T8 (de) 2006-07-06

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 After (1)

Application Number Title Priority Date Filing Date
DE69839134T Expired - Lifetime DE69839134T2 (de) 1998-01-20 1999-01-15 Aktive akustische Vorrichtung

Country Status (23)

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

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DE29923450U1 (de) 1998-06-22 2000-09-28 Slab Technology Ltd, Albany, Auckland Lautsprecher
HUP0103957A3 (en) 1998-07-03 2002-12-28 New Transducers Ltd A loudspeaker drive unit
JP2000092578A (ja) * 1998-09-09 2000-03-31 Fujitsu Ltd スピーカ装置
DE19917584A1 (de) * 1999-04-19 2000-10-26 Siemens Ag Flächenlautsprecher und Verfahren zu dessen Betrieb
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
EP1388274A2 (de) * 2001-05-11 2004-02-11 New Transducers Limited Akustisches element für einen lautsprecher mit einer komponente, die eine ausgewählte frequenzabhängigkeit aufweist und verfahren zu dessen herstellung
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EP1274272A1 (de) * 2001-06-19 2003-01-08 Chao-Hsien Lin Anwendung eines unsichtbaren Lautsprechers und Verfahren zu seiner Herstellung
DE60226098T2 (de) 2001-06-28 2009-06-18 Panasonic Corp., Kadoma Lautsprechersystem, Mobilendgerät und elektronische Vorrichtung
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US6983819B2 (en) 2002-04-02 2006-01-10 Awi Licensing Company Entertainment sound panels
EP1385354A1 (de) * 2002-07-25 2004-01-28 Kam, Tai-Yan Transparenter plattenförmiger Lautsprecher
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US20040240687A1 (en) * 2003-05-30 2004-12-02 Graetz Michael L. Flat panel speaker
JP4196096B2 (ja) * 2003-10-03 2008-12-17 パナソニック株式会社 スピーカモジュールおよびこれを用いた電子機器およびこのスピーカモジュールを用いた装置
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
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
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
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US8389120B2 (en) 2005-12-07 2013-03-05 Agc Glass Europe Sound-generating glazing
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
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
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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
JP5796188B2 (ja) 2010-04-15 2015-10-21 パナソニックＩｐマネジメント株式会社 圧電形スピーカ
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
WO2014153252A2 (en) * 2013-03-14 2014-09-25 Lewis Athanas Acoustic transducer and method for driving same
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
US10639000B2 (en) 2014-04-16 2020-05-05 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
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
US9660596B2 (en) * 2015-01-23 2017-05-23 Tectonic Audio Labs Audio transducer stabilization system and method
US9638672B2 (en) 2015-03-06 2017-05-02 Bongiovi Acoustics Llc System and method for acquiring acoustic information from a resonating body
CN104789473B (zh) * 2015-05-18 2018-02-09 宁波大学 一种用于微藻冻存的非渗透保护剂
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
WO2018123310A1 (ja) 2016-12-27 2018-07-05 ソニー株式会社 フラットパネルスピーカおよび表示装置
CN109845291B (zh) 2016-12-27 2022-03-08 索尼公司 显示设备
JP6950742B2 (ja) * 2017-10-04 2021-10-13 Ａｇｃ株式会社 ディスプレイ装置およびテレビジョン装置
EP3734996B1 (de) 2017-12-28 2023-06-28 Sony Group Corporation Anzeigevorrichtung
CN111512642B (zh) 2017-12-28 2022-04-29 索尼公司 显示设备和信号生成设备
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系统
CN112236812A (zh) 2018-04-11 2021-01-15 邦吉欧维声学有限公司 音频增强听力保护系统
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Also Published As

Publication number Publication date
CN1287766A (zh) 2001-03-14
ATE280482T1 (de) 2004-11-15
AU747693B2 (en) 2002-05-16
NO20003705L (no) 2000-09-20
CA2318292A1 (en) 1999-07-22
SK10822000A3 (sk) 2000-12-11
JP4173283B2 (ja) 2008-10-29
DE69921295T8 (de) 2006-07-06
AU2068199A (en) 1999-08-02
KR20010024874A (ko) 2001-03-26
NO20003705D0 (no) 2000-07-19
EP1050190B1 (de) 2004-10-20
DE69839134D1 (de) 2008-03-27
AR014430A1 (es) 2001-02-28
DE69839134T2 (de) 2009-02-12
YU36800A (sh) 2002-03-18
BG104543A (bg) 2001-01-31
TR200002108T2 (tr) 2000-11-21
EP1050190A1 (de) 2000-11-08
JP2002510182A (ja) 2002-04-02
TW432889B (en) 2001-05-01
HK1029247A1 (en) 2001-03-23
EP1414266B1 (de) 2008-02-13
WO1999037121A1 (en) 1999-07-22
EP1414266A3 (de) 2006-08-16
BR9907145A (pt) 2000-10-24
PL341377A1 (en) 2001-04-09
DE69921295T2 (de) 2006-02-09
NZ504133A (en) 2002-03-28
EA200000781A1 (ru) 2000-12-25
EP1414266A2 (de) 2004-04-28
HUP0102858A2 (hu) 2001-12-28
KR100646191B1 (ko) 2006-11-17
CN1287766B (zh) 2010-06-23
HUP0102858A3 (en) 2003-03-28
IL136820A0 (en) 2001-06-14

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Legal Events

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8327 Change in the person/name/address of the patent owner

Owner name: NEW TRANSDUCERS LTD., HUNTINGDON, CAMBRIDGESHIRE,

8364 No opposition during term of opposition