AU5547500A - Acoustic device - Google Patents

Acoustic device

Info

Publication number
AU5547500A
AU5547500A AU55475/00A AU5547500A AU5547500A AU 5547500 A AU5547500 A AU 5547500A AU 55475/00 A AU55475/00 A AU 55475/00A AU 5547500 A AU5547500 A AU 5547500A AU 5547500 A AU5547500 A AU 5547500A
Authority
AU
Australia
Prior art keywords
acoustic device
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.)
Abandoned
Application number
AU55475/00A
Inventor
Christien Ellis
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
Publication of AU5547500A publication Critical patent/AU5547500A/en
Abandoned 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
  • Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
  • Piezo-Electric Transducers For Audible Bands (AREA)
  • Details Of Audible-Bandwidth Transducers (AREA)
  • Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
AU55475/00A 1999-07-02 2000-06-30 Acoustic device Abandoned AU5547500A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB9915361 1999-07-02
GBGB9915361.1A GB9915361D0 (en) 1999-07-02 1999-07-02 Acoustic device
PCT/GB2000/002353 WO2001003467A2 (en) 1999-07-02 2000-06-30 Bending wave acoustic device

Publications (1)

Publication Number Publication Date
AU5547500A true AU5547500A (en) 2001-01-22

Family

ID=10856397

Family Applications (1)

Application Number Title Priority Date Filing Date
AU55475/00A Abandoned AU5547500A (en) 1999-07-02 2000-06-30 Acoustic device

Country Status (9)

Country Link
EP (1) EP1192839A2 (en)
JP (1) JP2003503990A (en)
CN (1) CN1351813A (en)
AU (1) AU5547500A (en)
GB (1) GB9915361D0 (en)
HK (1) HK1041400A1 (en)
NZ (1) NZ515327A (en)
TW (1) TW488183B (en)
WO (1) WO2001003467A2 (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
US7916878B2 (en) 2004-04-16 2011-03-29 New Transducers Limited Acoustic device and method of making acoustic device
GB2489700B (en) * 2011-04-04 2013-09-18 Canon Kk Method and device for controlling the vibration modes of a vibrating support
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
GB2568282B (en) 2017-11-10 2020-11-25 Amina Tech Limited Flat panel loudspeaker

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2166022A (en) * 1984-09-05 1986-04-23 Sawafuji Dynameca Co Ltd Piezoelectric vibrator
GB2260466B (en) * 1991-09-28 1995-08-16 Star Mfg Co Electroacoustic transducer
UA51671C2 (en) * 1995-09-02 2002-12-16 Нью Транзд'Юсез Лімітед Acoustic device
US6088464A (en) * 1996-10-24 2000-07-11 Shinsei Corporation Acoustic piezoelectric vibrator and loudspeaker using the same
GB9709959D0 (en) * 1997-05-15 1997-07-09 New Transducers Ltd Panel-form loudspeakers

Also Published As

Publication number Publication date
TW488183B (en) 2002-05-21
WO2001003467A3 (en) 2001-03-22
CN1351813A (en) 2002-05-29
GB9915361D0 (en) 1999-09-01
HK1041400A1 (en) 2002-07-05
WO2001003467A2 (en) 2001-01-11
JP2003503990A (en) 2003-01-28
EP1192839A2 (en) 2002-04-03
NZ515327A (en) 2002-05-31

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Legal Events

Date Code Title Description
MK6 Application lapsed section 142(2)(f)/reg. 8.3(3) - pct applic. not entering national phase