GB9818959D0 - Panelform loudspeaker - Google Patents

Panelform loudspeaker

Info

Publication number
GB9818959D0
GB9818959D0 GBGB9818959.0A GB9818959A GB9818959D0 GB 9818959 D0 GB9818959 D0 GB 9818959D0 GB 9818959 A GB9818959 A GB 9818959A GB 9818959 D0 GB9818959 D0 GB 9818959D0
Authority
GB
United Kingdom
Prior art keywords
panelform
loudspeaker
panelform loudspeaker
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
GBGB9818959.0A
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
Application filed by New Transducers Ltd filed Critical New Transducers Ltd
Priority to GBGB9818959.0A priority Critical patent/GB9818959D0/en
Publication of GB9818959D0 publication Critical patent/GB9818959D0/en
Priority to TW088114630A priority patent/TW465252B/en
Priority to ARP990104362A priority patent/AR020361A1/en
Priority to US09/386,361 priority patent/US6694038B1/en
Priority to SK284-2001A priority patent/SK2842001A3/en
Priority to TR2001/00682T priority patent/TR200100682T2/en
Priority to DE69915083T priority patent/DE69915083T2/en
Priority to BR9913391-1A priority patent/BR9913391A/en
Priority to IL14163499A priority patent/IL141634A0/en
Priority to IDW20010334A priority patent/ID28655A/en
Priority to HU0103191A priority patent/HUP0103191A2/en
Priority to EA200100303A priority patent/EA002629B1/en
Priority to EP99941742A priority patent/EP1110426B1/en
Priority to CA002342764A priority patent/CA2342764A1/en
Priority to AT99941742T priority patent/ATE260534T1/en
Priority to AU55242/99A priority patent/AU5524299A/en
Priority to PCT/GB1999/002724 priority patent/WO2000015000A1/en
Priority to UY25689A priority patent/UY25689A1/en
Priority to KR1020017002788A priority patent/KR20010074943A/en
Priority to JP2000569609A priority patent/JP2002524994A/en
Priority to CNB998105740A priority patent/CN1157998C/en
Priority to PL99346418A priority patent/PL346418A1/en
Priority to YU17201A priority patent/YU17201A/en
Priority to PE1999000884A priority patent/PE20001147A1/en
Priority to ZA200100759A priority patent/ZA200100759B/en
Priority to BG105261A priority patent/BG105261A/en
Priority to NO20011080A priority patent/NO20011080L/en
Priority to HK01104675A priority patent/HK1034407A1/en
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
    • H04R7/06—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
    • 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
    • H04R7/00—Diaphragms for electromechanical transducers; Cones
    • H04R7/02—Diaphragms for electromechanical transducers; Cones characterised by the construction
    • H04R7/04—Plane diaphragms

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
  • Building Environments (AREA)
  • Piezo-Electric Transducers For Audible Bands (AREA)
GBGB9818959.0A 1996-09-03 1998-09-02 Panelform loudspeaker Ceased GB9818959D0 (en)

Priority Applications (28)

Application Number Priority Date Filing Date Title
GBGB9818959.0A GB9818959D0 (en) 1998-09-02 1998-09-02 Panelform loudspeaker
TW088114630A TW465252B (en) 1998-09-02 1999-08-26 Acoustic device
ARP990104362A AR020361A1 (en) 1998-09-02 1999-08-31 ACOUSTIC MEMBER IN PANEL FORM, SPEAKER, ACOUSTIC ABSORBER, ACOUSTIC ENCLOSURE, SUPPORT FOR AUDIO FREQUENCY COMPONENTS, METHOD FOR MANUFACTURING AN ACOUSTIC MEMBER IN PANEL FORM, METHOD FOR MANUFACTURING A SYSTEM OF SPEAKER SPEAKER SYSTEM
US09/386,361 US6694038B1 (en) 1996-09-03 1999-08-31 Acoustic device
YU17201A YU17201A (en) 1998-09-02 1999-09-01 Panel form acoustic apparatus using bending waves modes
EP99941742A EP1110426B1 (en) 1998-09-02 1999-09-01 Panel form acoustic apparatus using bending waves modes
UY25689A UY25689A1 (en) 1998-09-02 1999-09-01 ACOUSTIC DEVICE
DE69915083T DE69915083T2 (en) 1998-09-02 1999-09-01 PLATE ACOUSTIC DEVICE USING BENDING WAVE MODES
BR9913391-1A BR9913391A (en) 1998-09-02 1999-09-01 Panel-shaped acoustic device using strip wave modes
IL14163499A IL141634A0 (en) 1998-09-02 1999-09-01 Panel form acoustic apparatus using bending waves modes
IDW20010334A ID28655A (en) 1998-09-02 1999-09-01 PANEL SHAPED ACOUSTIC TOOLS USING WAVED WAVE MODES
HU0103191A HUP0103191A2 (en) 1998-09-02 1999-09-01 Panel form acoustic apparatus using bending waves modes
EA200100303A EA002629B1 (en) 1998-09-02 1999-09-01 Panel form acoustic apparatus using bending waves modes
SK284-2001A SK2842001A3 (en) 1998-09-02 1999-09-01 Panel form acoustic apparatus using bending waves modes
CA002342764A CA2342764A1 (en) 1998-09-02 1999-09-01 Panel form acoustic apparatus using bending waves modes
AT99941742T ATE260534T1 (en) 1998-09-02 1999-09-01 PLATE-SHAPED ACOUSTIC DEVICE USING FLEXIBLE WAVE MODES
AU55242/99A AU5524299A (en) 1998-09-02 1999-09-01 Panel form acoustic apparatus using bending waves modes
PCT/GB1999/002724 WO2000015000A1 (en) 1998-09-02 1999-09-01 Panel form acoustic apparatus using bending waves modes
TR2001/00682T TR200100682T2 (en) 1998-09-02 1999-09-01 Acoustic device in the form of a panel using bending wave modes
KR1020017002788A KR20010074943A (en) 1998-09-02 1999-09-01 Panel form acoustic apparatus using bending waves modes
JP2000569609A JP2002524994A (en) 1998-09-02 1999-09-01 Panel-shaped acoustic device using bending wave mode
CNB998105740A CN1157998C (en) 1998-09-02 1999-09-01 Panel form acoustic apparatus using bending waves modes
PL99346418A PL346418A1 (en) 1998-09-02 1999-09-01 Panel form acoustic apparatus using bending waves modes
PE1999000884A PE20001147A1 (en) 1998-09-02 1999-09-02 ACOUSTIC DEVICE
ZA200100759A ZA200100759B (en) 1998-09-02 2001-01-26 Panel form acoustic apparatus using bending waves modes.
BG105261A BG105261A (en) 1998-09-02 2001-02-16 Panel form acoustic apparatus using bending waves oscilations
NO20011080A NO20011080L (en) 1998-09-02 2001-03-02 Acoustic swing element with plate shape, to utilize bending vibrations
HK01104675A HK1034407A1 (en) 1998-09-02 2001-07-07 Panel form acoustic apparatus using bending waves modes

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GBGB9818959.0A GB9818959D0 (en) 1998-09-02 1998-09-02 Panelform loudspeaker

Publications (1)

Publication Number Publication Date
GB9818959D0 true GB9818959D0 (en) 1998-10-21

Family

ID=10838108

Family Applications (1)

Application Number Title Priority Date Filing Date
GBGB9818959.0A Ceased GB9818959D0 (en) 1996-09-03 1998-09-02 Panelform loudspeaker

Country Status (27)

Country Link
EP (1) EP1110426B1 (en)
JP (1) JP2002524994A (en)
KR (1) KR20010074943A (en)
CN (1) CN1157998C (en)
AR (1) AR020361A1 (en)
AT (1) ATE260534T1 (en)
AU (1) AU5524299A (en)
BG (1) BG105261A (en)
BR (1) BR9913391A (en)
CA (1) CA2342764A1 (en)
DE (1) DE69915083T2 (en)
EA (1) EA002629B1 (en)
GB (1) GB9818959D0 (en)
HK (1) HK1034407A1 (en)
HU (1) HUP0103191A2 (en)
ID (1) ID28655A (en)
IL (1) IL141634A0 (en)
NO (1) NO20011080L (en)
PE (1) PE20001147A1 (en)
PL (1) PL346418A1 (en)
SK (1) SK2842001A3 (en)
TR (1) TR200100682T2 (en)
TW (1) TW465252B (en)
UY (1) UY25689A1 (en)
WO (1) WO2000015000A1 (en)
YU (1) YU17201A (en)
ZA (1) ZA200100759B (en)

Families Citing this family (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2002060218A1 (en) * 2001-01-26 2002-08-01 Harman Audio Electronic Systems Gmbh Flat-panel loudspeaker
GB0007025D0 (en) * 2000-03-23 2000-05-10 New Transducers Ltd Loudspeakers
DE10025460B4 (en) * 2000-05-23 2004-03-18 Harman Audio Electronic Systems Gmbh tweeter
US7120263B2 (en) 2001-03-23 2006-10-10 New Transducers Limited Bending wave acoustic radiator
US7062051B2 (en) 2001-08-17 2006-06-13 New Transducers Limited Acoustic device
SE523321C2 (en) * 2002-06-20 2004-04-13 Covial Device Ab Method and apparatus for sensing and indicating acoustic emission
JP2005236352A (en) * 2004-02-17 2005-09-02 Authentic Ltd Panel type speaker for display device
US7916878B2 (en) 2004-04-16 2011-03-29 New Transducers Limited Acoustic device and method of making acoustic device
DE102004028664A1 (en) * 2004-06-12 2006-01-19 Puren Gmbh Vibration body of a speaker system
GB0414082D0 (en) * 2004-06-24 2004-07-28 New Transducers Ltd Bending wave devices
DE102004061314A1 (en) * 2004-12-20 2006-07-06 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Loudspeaker transmitter and method of making a loudspeaker diaphragm
ITMI20051106A1 (en) * 2005-06-13 2006-12-14 Enrico Ciresa S R L SOUND PANEL FOR THE DIFFUSION OF SOUNDS AND MUSIC AND ITS PROCESS OF MANUFACTURING.
JP4779526B2 (en) * 2005-09-15 2011-09-28 日本電気株式会社 Panel speaker
CN101310561B (en) 2005-11-14 2012-04-11 Nxp股份有限公司 Asymmetrical moving systems for a piezoelectric speaker and asymmetrical speaker
GB0601076D0 (en) * 2006-01-19 2006-03-01 New Transducers Ltd Acoustic device and method of making acoustic device
JP5541022B2 (en) * 2010-09-10 2014-07-09 株式会社村田製作所 Vibration device
JP2012119882A (en) * 2010-11-30 2012-06-21 Murata Mfg Co Ltd Vibration device
DE102013010654A1 (en) 2013-06-26 2014-12-31 Tobias Weiss Bending wave loudspeaker
DE102014012327B3 (en) 2014-08-20 2015-12-03 Helge Bots Soundboard for improving the sound characteristics of conventional loudspeakers
GB2539029B (en) * 2015-06-04 2017-06-07 Amina Tech Ltd Distributed mode loudspeaker damping oscillations within exciter feet
DE102015217778B4 (en) * 2015-09-17 2019-05-29 Robert Bosch Gmbh Acoustic sensor with a membrane and an electroacoustic transducer
GB2564061B (en) * 2016-06-27 2020-12-16 Amina Tech Limited Speaker panel
GB2551723B (en) * 2016-06-27 2018-11-28 Amina Tech Limited Speaker Panel
US10264348B1 (en) * 2017-12-29 2019-04-16 Nvf Tech Ltd Multi-resonant coupled system for flat panel actuation
DE102018106333A1 (en) * 2018-03-19 2019-09-19 HELLA GmbH & Co. KGaA Sensor device for detecting sound, in particular for detecting structure-borne noise on a vehicle
GB2586959B (en) * 2019-08-08 2021-10-13 Amina Tech Limited Distributed mode loudspeaker
CN112584288B (en) * 2020-12-09 2023-03-14 青岛海信激光显示股份有限公司 Sound production board and projection screen
WO2022121590A1 (en) * 2020-12-09 2022-06-16 青岛海信激光显示股份有限公司 Sound generation board and projection screen
KR20230004191A (en) * 2021-06-30 2023-01-06 엘지디스플레이 주식회사 Sound apparatus and sound system comprising the same
WO2023247017A1 (en) * 2022-06-21 2023-12-28 Huawei Technologies Co., Ltd. Vibratory system comprising a vibratory panel with an acoustic black hole structure

Family Cites Families (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
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
US5425107A (en) * 1992-04-09 1995-06-13 Bertagni Electronic Sound Transducers, International Corporation Planar-type loudspeaker with dual density diaphragm
UA51671C2 (en) * 1995-09-02 2002-12-16 Нью Транзд'Юсез Лімітед Acoustic device
GB9704486D0 (en) * 1997-03-04 1997-04-23 New Transducers Ltd Acoustic devices etc

Also Published As

Publication number Publication date
PL346418A1 (en) 2002-02-11
PE20001147A1 (en) 2000-11-06
TW465252B (en) 2001-11-21
HK1034407A1 (en) 2001-10-19
EA200100303A1 (en) 2001-08-27
YU17201A (en) 2003-07-07
AU5524299A (en) 2000-03-27
AR020361A1 (en) 2002-05-08
SK2842001A3 (en) 2001-09-11
ID28655A (en) 2001-06-21
HUP0103191A2 (en) 2001-12-28
UY25689A1 (en) 1999-11-17
CA2342764A1 (en) 2000-03-16
ZA200100759B (en) 2001-08-27
WO2000015000A1 (en) 2000-03-16
BG105261A (en) 2001-08-31
ATE260534T1 (en) 2004-03-15
JP2002524994A (en) 2002-08-06
BR9913391A (en) 2001-05-22
TR200100682T2 (en) 2001-10-22
KR20010074943A (en) 2001-08-09
EP1110426B1 (en) 2004-02-25
DE69915083T2 (en) 2004-10-14
EP1110426A1 (en) 2001-06-27
NO20011080L (en) 2001-05-02
IL141634A0 (en) 2002-03-10
CN1317220A (en) 2001-10-10
DE69915083D1 (en) 2004-04-01
CN1157998C (en) 2004-07-14
EA002629B1 (en) 2002-08-29
NO20011080D0 (en) 2001-03-02

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Legal Events

Date Code Title Description
AT Applications terminated before publication under section 16(1)