AU702865B2 - Display screens incorporating loudspeakers - Google Patents

Display screens incorporating loudspeakers Download PDF

Info

Publication number
AU702865B2
AU702865B2 AU68801/96A AU6880196A AU702865B2 AU 702865 B2 AU702865 B2 AU 702865B2 AU 68801/96 A AU68801/96 A AU 68801/96A AU 6880196 A AU6880196 A AU 6880196A AU 702865 B2 AU702865 B2 AU 702865B2
Authority
AU
Australia
Prior art keywords
panel
display screen
screen according
area
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.)
Ceased
Application number
AU68801/96A
Other languages
English (en)
Other versions
AU6880196A (en
Inventor
Henry Azima
Martin Colloms
Neil Harris
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=34865232&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=AU702865(B2) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
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 AU6880196A publication Critical patent/AU6880196A/en
Application granted granted Critical
Publication of AU702865B2 publication Critical patent/AU702865B2/en
Assigned to NEW TRANSDUCERS LIMITED reassignment NEW TRANSDUCERS LIMITED Amend patent request/document other than specification (104) Assignors: NEW TRANSDUCERS LIMITED OF STONEHILL
Anticipated expiration legal-status Critical
Ceased 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
    • H04R7/02—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
    • H04R5/00—Stereophonic arrangements
    • H04R5/02—Spatial or constructional arrangements of loudspeakers
    • 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
    • H04R7/06—Plane diaphragms comprising a plurality of sections or layers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R2307/00—Details of diaphragms or cones for electromechanical transducers, their suspension or their manufacture covered by H04R7/00 or H04R31/003, not provided for in any of its subgroups
    • H04R2307/029—Diaphragms comprising fibres
    • 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)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
  • Fittings On The Vehicle Exterior For Carrying Loads, And Devices For Holding Or Mounting Articles (AREA)
  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
  • Overhead Projectors And Projection Screens (AREA)
  • Transforming Electric Information Into Light Information (AREA)
  • Transducers For Ultrasonic Waves (AREA)
  • Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
  • Controls And Circuits For Display Device (AREA)
  • Projection Apparatus (AREA)
AU68801/96A 1995-09-02 1996-09-02 Display screens incorporating loudspeakers Ceased AU702865B2 (en)

Applications Claiming Priority (7)

Application Number Priority Date Filing Date Title
GB9517918 1995-09-02
GBGB9517918.0A GB9517918D0 (en) 1995-09-02 1995-09-02 Acoustic device
GBGB9522281.6A GB9522281D0 (en) 1995-10-31 1995-10-31 Acoustic device
GB9522281 1995-10-31
GB9606836 1996-03-30
GBGB9606836.6A GB9606836D0 (en) 1996-03-30 1996-03-30 Acoustic device
PCT/GB1996/002137 WO1997009853A2 (fr) 1995-09-02 1996-09-02 Ecrans de presentation comprenant des haut-parleurs

Publications (2)

Publication Number Publication Date
AU6880196A AU6880196A (en) 1997-03-27
AU702865B2 true AU702865B2 (en) 1999-03-11

Family

ID=34865232

Family Applications (1)

Application Number Title Priority Date Filing Date
AU68801/96A Ceased AU702865B2 (en) 1995-09-02 1996-09-02 Display screens incorporating loudspeakers

Country Status (21)

Country Link
EP (1) EP0847670B1 (fr)
JP (1) JPH11512245A (fr)
CN (1) CN1195461A (fr)
AT (1) ATE177579T1 (fr)
AU (1) AU702865B2 (fr)
BR (1) BR9610553A (fr)
CA (1) CA2234944A1 (fr)
CZ (1) CZ58598A3 (fr)
DE (1) DE69601729T2 (fr)
DK (1) DK0847670T3 (fr)
EA (1) EA000619B1 (fr)
ES (1) ES2130845T3 (fr)
HK (1) HK1008646A1 (fr)
HU (1) HUP9901396A3 (fr)
IL (1) IL123486A (fr)
NZ (1) NZ316543A (fr)
PL (1) PL325235A1 (fr)
RO (1) RO119050B1 (fr)
SK (1) SK26698A3 (fr)
TR (1) TR199800362T1 (fr)
WO (1) WO1997009853A2 (fr)

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* Cited by examiner, † Cited by third party
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GB9709969D0 (en) * 1997-05-17 1997-07-09 New Transducers Ltd An acoustic object
DE19821624A1 (de) 1998-05-15 1999-11-18 Nokia Deutschland Gmbh Projektionswand
GB2351868B (en) 1998-06-22 2001-08-29 Slab Technology Ltd Loudspeakers
DE19840375C2 (de) * 1998-09-04 2003-08-28 Harman Audio Electronic Sys Schallwand
US6304435B1 (en) 1998-11-12 2001-10-16 Acer Incorporated Laptop computer with flat panel speakers
US6911901B2 (en) 2000-12-20 2005-06-28 New Transducers Limited Multi-functional vibro-acoustic device
DE20114680U1 (de) * 2001-09-06 2003-01-16 G & B Pronova Gmbh Projektionsschirm
FR2853802B1 (fr) * 2003-04-11 2005-06-24 Pierre Denis Rene Vincent Installation pour la projection d'oeuvres cinematographiques ou numeriques sonores
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
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
DE102005027389A1 (de) * 2005-05-03 2006-11-09 Puren Gmbh Bildprojektionsvorrichtung
DE102005058175A1 (de) * 2005-12-05 2007-06-06 Volkswagen Ag Lautsprecheranordnung zur Beschallung in einem Kraftfahrzeug
DE102006003830B4 (de) * 2006-01-26 2013-07-25 Siemens Aktiengesellschaft Umgebungsbeleuchtungseinrichtung
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
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
AU2006233206B1 (en) * 2006-06-08 2007-07-05 B&R Enclosures Pty Ltd An electrical enclosure for a domestic dwelling
GB0724149D0 (en) 2007-12-11 2008-01-23 New Transducers Ltd Touch-sensitive device
GB2462465B (en) * 2008-08-08 2013-02-13 Hiwave Technologies Uk Ltd Touch sensitive device
DE102008047796A1 (de) * 2008-09-17 2010-04-15 Siemens Aktiengesellschaft Vorrichtung zur Erzeugung von breitbandigem Schall im Hörbereich des Menschen
US8817372B2 (en) 2009-11-13 2014-08-26 Kommanditgesellschaft Synoptrix Lichttechnik Gmbh & Co. System and method for modulating and displaying optical effects
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
CN104698731A (zh) * 2013-12-04 2015-06-10 深圳市云立方信息科技有限公司 一种具有扩音功能的投影幕
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
US10820883B2 (en) 2014-04-16 2020-11-03 Bongiovi Acoustics Llc Noise reduction assembly for auscultation of a body
WO2016003962A1 (fr) 2014-07-01 2016-01-07 Corning Incorporated Annulation croisée de signaux audio dans un haut-parleur stéréo à panneau plat
US9564146B2 (en) 2014-08-01 2017-02-07 Bongiovi Acoustics Llc System and method for digital signal processing in deep diving environment
CN105872862A (zh) * 2015-01-23 2016-08-17 冠捷投资有限公司 具有外置式扬声器的显示器
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
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
FI20165142A (fi) * 2016-02-24 2017-08-25 Panphonics Oy Äänentoistojärjestelmä
KR102487905B1 (ko) * 2016-03-31 2023-01-12 엘지전자 주식회사 프로젝터 장치
CN106773505B (zh) * 2016-12-16 2018-05-22 新乡医学院 一种高增益白塑投影幕布
DE102017107958B4 (de) * 2017-04-12 2018-11-15 AIFC Unternehmensförderungsgesellschaft mbH & Co. KG Lautsprecher mit aufrollbarer Membrane
CN107561842B (zh) * 2017-10-17 2024-03-08 江苏久誉显示科技有限公司 一种声画集成式投影幕
CN108462917B (zh) * 2018-03-30 2020-03-17 四川长虹电器股份有限公司 电磁激励能量转换器和激光投影光学音响屏幕及其同步显示方法
KR20200143707A (ko) 2018-04-11 2020-12-24 본지오비 어커스틱스 엘엘씨 오디오 향상 청력 보호 시스템
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
RU202870U1 (ru) * 2020-11-23 2021-03-11 Общество с ограниченной ответственностью «ТопМедиа» Информационный экран info
AT525365B1 (de) 2022-05-25 2023-03-15 Cale3D Prime Gmbh Elektroakustischer Wandler

Citations (3)

* 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
US5025474A (en) * 1987-09-29 1991-06-18 Matsushita Electric Industrial Co., Ltd. Speaker system with image projection screen
WO1992003024A1 (fr) * 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 Haut-parleur sous forme de panneau

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5748153Y2 (fr) * 1977-11-26 1982-10-22
JPH0279687A (ja) * 1988-09-16 1990-03-20 Murata Mfg Co Ltd 平面テレビ用圧電スピーカ
JP3118363B2 (ja) * 1994-02-25 2000-12-18 株式会社ケンウッド スピーカシステム

Patent Citations (3)

* 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
US5025474A (en) * 1987-09-29 1991-06-18 Matsushita Electric Industrial Co., Ltd. Speaker system with image projection screen
WO1992003024A1 (fr) * 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 Haut-parleur sous forme de panneau

Also Published As

Publication number Publication date
EA000619B1 (ru) 1999-12-29
AU6880196A (en) 1997-03-27
JPH11512245A (ja) 1999-10-19
DE69601729T2 (de) 1999-09-16
CN1195461A (zh) 1998-10-07
RO119050B1 (ro) 2004-02-27
EP0847670B1 (fr) 1999-03-10
TR199800362T1 (xx) 1998-05-21
EA199800260A1 (ru) 1998-08-27
CZ58598A3 (cs) 1998-08-12
SK26698A3 (en) 1998-09-09
DK0847670T3 (da) 1999-09-27
CA2234944A1 (fr) 1997-03-13
DE69601729D1 (de) 1999-04-15
BR9610553A (pt) 1999-12-21
WO1997009853A3 (fr) 1997-04-03
NZ316543A (en) 1998-10-28
IL123486A (en) 2000-10-31
ES2130845T3 (es) 1999-07-01
PL325235A1 (en) 1998-07-06
HK1008646A1 (en) 1999-05-14
HUP9901396A2 (hu) 1999-08-30
EP0847670A1 (fr) 1998-06-17
ATE177579T1 (de) 1999-03-15
WO1997009853A2 (fr) 1997-03-13
HUP9901396A3 (en) 2002-02-28
IL123486A0 (en) 1998-09-24

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Legal Events

Date Code Title Description
MK14 Patent ceased section 143(a) (annual fees not paid) or expired