EP1414266A3 - Aktive akustische Vorrichtung - Google Patents

Aktive akustische Vorrichtung Download PDF

Info

Publication number
EP1414266A3
EP1414266A3 EP04075008A EP04075008A EP1414266A3 EP 1414266 A3 EP1414266 A3 EP 1414266A3 EP 04075008 A EP04075008 A EP 04075008A EP 04075008 A EP04075008 A EP 04075008A EP 1414266 A3 EP1414266 A3 EP 1414266A3
Authority
EP
European Patent Office
Prior art keywords
acoustic
transducer means
active
distribution
location
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.)
Granted
Application number
EP04075008A
Other languages
English (en)
French (fr)
Other versions
EP1414266B1 (de
EP1414266A2 (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 GBGB9801057.2A external-priority patent/GB9801057D0/en
Priority claimed from GBGB9801054.9A external-priority patent/GB9801054D0/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 EP1414266A2 publication Critical patent/EP1414266A2/de
Publication of EP1414266A3 publication Critical patent/EP1414266A3/de
Application granted granted Critical
Publication of EP1414266B1 publication Critical patent/EP1414266B1/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)
  • Apparatuses For Generation Of Mechanical Vibrations (AREA)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
  • Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
EP04075008A 1998-01-20 1999-01-15 Aktive akustische Vorrichtung Expired - Lifetime EP1414266B1 (de)

Applications Claiming Priority (7)

Application Number Priority Date Filing Date Title
GB9801054 1998-01-20
GB9801057 1998-01-20
GBGB9801057.2A GB9801057D0 (en) 1998-01-20 1998-01-20 Acoustic panels
GBGB9801054.9A GB9801054D0 (en) 1998-01-20 1998-01-20 Acoustic panels
GBGB9811100.8A GB9811100D0 (en) 1998-05-23 1998-05-23 Acoustic panels
GBGB9813293.9A GB9813293D0 (en) 1998-06-20 1998-06-20 Acoustic panels
EP99901055A EP1050190B1 (de) 1998-01-20 1999-01-15 Aktive akustische vorrichtungen mit plattenförmigen elementen

Related Parent Applications (2)

Application Number Title Priority Date Filing Date
EP99901055.6 Division 1999-01-15
EP99901055A Division EP1050190B1 (de) 1998-01-20 1999-01-15 Aktive akustische vorrichtungen mit plattenförmigen elementen

Publications (3)

Publication Number Publication Date
EP1414266A2 EP1414266A2 (de) 2004-04-28
EP1414266A3 true EP1414266A3 (de) 2006-08-16
EP1414266B1 EP1414266B1 (de) 2008-02-13

Family

ID=27451742

Family Applications (2)

Application Number Title Priority Date Filing Date
EP04075008A Expired - Lifetime EP1414266B1 (de) 1998-01-20 1999-01-15 Aktive akustische Vorrichtung
EP99901055A Expired - Lifetime EP1050190B1 (de) 1998-01-20 1999-01-15 Aktive akustische vorrichtungen mit plattenförmigen elementen

Family Applications After (1)

Application Number Title Priority Date Filing Date
EP99901055A Expired - Lifetime EP1050190B1 (de) 1998-01-20 1999-01-15 Aktive akustische vorrichtungen mit plattenförmigen elementen

Country Status (23)

Country Link
EP (2) EP1414266B1 (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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AR019105A1 (es) * 1998-04-28 2001-12-26 New Transducers Ltd Metodo para determinar el emplazamiento o emplazamientos ventajosos para posicionar un dispositivo transductor de ondas de flexion.
HUP0102904A3 (en) 1998-06-22 2002-12-28 Slab Technology Ltd Albany Loudspeakers
EP1084592B1 (de) * 1998-07-03 2003-10-08 New Transducers Limited Plattenförmiger resonanter lautsprecher
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
FR2825882B1 (fr) * 2001-06-12 2003-08-15 Intelligent Vibrations Sa Vitrage interactif avec fonctions microphones et haut-parleur
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
DE10164509A1 (de) * 2001-12-28 2003-07-17 Webasto Vehicle Sys Int Gmbh Lautsprechersystem für die Audioanlage eines Kraftfahrzeuges
US7548854B2 (en) 2002-01-31 2009-06-16 Awi Licensing Company Architectural sound enhancement with pre-filtered masking sound
US6988339B2 (en) 2002-02-06 2006-01-24 Andersen Corporation Specialty media window
US7426804B2 (en) 2002-02-06 2008-09-23 Andersen Corporation Specialty display window
JP3886391B2 (ja) 2002-02-15 2007-02-28 シャープ株式会社 カード型装置、及び、それを備えた電子機器
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
EP1480489A3 (de) * 2003-05-23 2009-07-01 Alps Electric Co., Ltd. Erregereinrichtung zum Erzeugen von Schall
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
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
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
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
WO2007047442A1 (en) 2005-10-13 2007-04-26 Donnelly Corporation Acoustical window assembly for vehicle
KR20080078863A (ko) * 2005-12-07 2008-08-28 에이쥐씨 플랫 글래스 유럽 에스에이 음향 발생 글레이징
US8389120B2 (en) 2005-12-07 2013-03-05 Agc Glass Europe Sound-generating glazing
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
US10848867B2 (en) 2006-02-07 2020-11-24 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
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
DE102006056394B4 (de) * 2006-11-29 2010-05-20 Siemens Ag Beleuchtungseinrichtung
GB2471474B (en) * 2009-06-30 2014-11-19 New Transducers Ltd Actuator
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
CN102474691B (zh) * 2010-04-15 2016-03-23 松下知识产权经营株式会社 压电式扬声器
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
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
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
JP2018537910A (ja) 2015-11-16 2018-12-20 ボンジョビ アコースティックス リミテッド ライアビリティー カンパニー 表面音響変換器
US9621994B1 (en) 2015-11-16 2017-04-11 Bongiovi Acoustics Llc Surface acoustic transducer
KR102376136B1 (ko) 2016-12-27 2022-03-18 소니그룹주식회사 표시 장치
US11115740B2 (en) 2016-12-27 2021-09-07 Sony Corporation Flat panel speaker and display unit
WO2019070005A1 (ja) * 2017-10-04 2019-04-11 Ａｇｃ株式会社 ディスプレイ装置およびテレビジョン装置
KR20200100637A (ko) 2017-12-28 2020-08-26 소니 주식회사 표시 장치 및 신호 생성 장치
JP7322712B2 (ja) 2017-12-28 2023-08-08 ソニーグループ株式会社 表示装置
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***
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***
US10959035B2 (en) 2018-08-02 2021-03-23 Bongiovi Acoustics Llc System, method, and apparatus for generating and digitally processing a head related audio transfer function
CN110913319B (zh) * 2018-09-18 2021-10-01 乐金显示有限公司 显示设备
EP3864860A1 (de) * 2018-10-13 2021-08-18 The University of Rochester Verfahren, system und vorrichtungen zur selektiven modalen steuerung von schwingenden strukturen
US10782731B1 (en) * 2019-02-28 2020-09-22 Google Llc Modal frequency shifting for loudspeaker devices
AT525365B1 (de) * 2022-05-25 2023-03-15 Cale3D Prime Gmbh Elektroakustischer Wandler

Citations (5)

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Publication number Priority date Publication date Assignee Title
US3247925A (en) * 1962-03-08 1966-04-26 Lord Corp Loudspeaker
US3347335A (en) * 1965-04-05 1967-10-17 Bolt Beranek & Newman Acoustic-wave apparatus
JPS6161598A (ja) * 1984-09-03 1986-03-29 Matsushita Electric Ind Co Ltd 音響装置
WO1992003024A1 (en) * 1990-08-04 1992-02-20 The Secretary Of State For Defence In Her Britannic Majesty's Government Of The United Kingdom Of Great Britain And Northern Ireland Panel-form loudspeaker
WO1997009842A2 (en) * 1995-09-02 1997-03-13 New Transducers Limited Acoustic device

Patent Citations (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
US3347335A (en) * 1965-04-05 1967-10-17 Bolt Beranek & Newman Acoustic-wave apparatus
JPS6161598A (ja) * 1984-09-03 1986-03-29 Matsushita Electric Ind Co Ltd 音響装置
WO1992003024A1 (en) * 1990-08-04 1992-02-20 The Secretary Of State For Defence In Her Britannic Majesty's Government Of The United Kingdom Of Great Britain And Northern Ireland Panel-form loudspeaker
WO1997009842A2 (en) * 1995-09-02 1997-03-13 New Transducers Limited Acoustic device

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
PATENT ABSTRACTS OF JAPAN vol. 010, no. 228 (E - 426) 8 August 1986 (1986-08-08) *

Also Published As

Publication number Publication date
SK10822000A3 (sk) 2000-12-11
CN1287766B (zh) 2010-06-23
KR100646191B1 (ko) 2006-11-17
JP2002510182A (ja) 2002-04-02
YU36800A (sh) 2002-03-18
EP1050190A1 (de) 2000-11-08
AR014430A1 (es) 2001-02-28
EP1414266B1 (de) 2008-02-13
EA200000781A1 (ru) 2000-12-25
HK1029247A1 (en) 2001-03-23
CN1287766A (zh) 2001-03-14
TW432889B (en) 2001-05-01
KR20010024874A (ko) 2001-03-26
TR200002108T2 (tr) 2000-11-21
NO20003705D0 (no) 2000-07-19
BG104543A (bg) 2001-01-31
EP1050190B1 (de) 2004-10-20
JP4173283B2 (ja) 2008-10-29
CA2318292A1 (en) 1999-07-22
DE69921295T8 (de) 2006-07-06
DE69839134D1 (de) 2008-03-27
BR9907145A (pt) 2000-10-24
PL341377A1 (en) 2001-04-09
AU2068199A (en) 1999-08-02
AU747693B2 (en) 2002-05-16
DE69921295T2 (de) 2006-02-09
DE69839134T2 (de) 2009-02-12
IL136820A0 (en) 2001-06-14
HUP0102858A2 (hu) 2001-12-28
ATE280482T1 (de) 2004-11-15
WO1999037121A1 (en) 1999-07-22
NZ504133A (en) 2002-03-28
DE69921295D1 (de) 2004-11-25
EP1414266A2 (de) 2004-04-28
NO20003705L (no) 2000-09-20
HUP0102858A3 (en) 2003-03-28

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