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GB9915361D0 - Acoustic device - Google Patents

Acoustic device

Info

Publication number
GB9915361D0
GB9915361D0 GBGB9915361.1A GB9915361A GB9915361D0 GB 9915361 D0 GB9915361 D0 GB 9915361D0 GB 9915361 A GB9915361 A GB 9915361A GB 9915361 D0 GB9915361 D0 GB 9915361D0
Authority
GB
United Kingdom
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.)
Ceased
Application number
GBGB9915361.1A
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 GBGB9915361.1A priority Critical patent/GB9915361D0/en
Publication of GB9915361D0 publication Critical patent/GB9915361D0/en
Priority to NZ515327A priority patent/NZ515327A/en
Priority to PCT/GB2000/002353 priority patent/WO2001003467A2/en
Priority to AU55475/00A priority patent/AU5547500A/en
Priority to JP2001508196A priority patent/JP2003503990A/en
Priority to EP00940555A priority patent/EP1192839A2/en
Priority to CN00808007A priority patent/CN1351813A/en
Priority to TW089113220A priority patent/TW488183B/en
Priority to HK02102795.1A priority patent/HK1041400A1/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
    • H04R7/26—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)
  • Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
  • Details Of Audible-Bandwidth Transducers (AREA)
  • Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
  • Piezo-Electric Transducers For Audible Bands (AREA)
GBGB9915361.1A 1999-07-02 1999-07-02 Acoustic device Ceased GB9915361D0 (en)

Priority Applications (9)

Application Number Priority Date Filing Date Title
GBGB9915361.1A GB9915361D0 (en) 1999-07-02 1999-07-02 Acoustic device
NZ515327A NZ515327A (en) 1999-07-02 2000-06-30 Acoustic device with a panel having a mass fixed thereto to control whole-body resonance
PCT/GB2000/002353 WO2001003467A2 (en) 1999-07-02 2000-06-30 Bending wave acoustic device
AU55475/00A AU5547500A (en) 1999-07-02 2000-06-30 Acoustic device
JP2001508196A JP2003503990A (en) 1999-07-02 2000-06-30 Sound equipment
EP00940555A EP1192839A2 (en) 1999-07-02 2000-06-30 Bending wave acoustic device
CN00808007A CN1351813A (en) 1999-07-02 2000-06-30 Bending wave acoustic device
TW089113220A TW488183B (en) 1999-07-02 2000-07-04 Acoustic device and method of making same
HK02102795.1A HK1041400A1 (en) 1999-07-02 2002-04-12 Bending wave acoustic device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GBGB9915361.1A GB9915361D0 (en) 1999-07-02 1999-07-02 Acoustic device

Publications (1)

Publication Number Publication Date
GB9915361D0 true GB9915361D0 (en) 1999-09-01

Family

ID=10856397

Family Applications (1)

Application Number Title Priority Date Filing Date
GBGB9915361.1A Ceased GB9915361D0 (en) 1999-07-02 1999-07-02 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
CA2560659A1 (en) * 2004-04-16 2005-10-27 New Transducers Limited Acoustic device & 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
GB2551723B (en) 2016-06-27 2018-11-28 Amina Tech Limited Speaker Panel
GB2564061B (en) * 2016-06-27 2020-12-16 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
HK1041400A1 (en) 2002-07-05
EP1192839A2 (en) 2002-04-03
WO2001003467A2 (en) 2001-01-11
WO2001003467A3 (en) 2001-03-22
NZ515327A (en) 2002-05-31
JP2003503990A (en) 2003-01-28
TW488183B (en) 2002-05-21
CN1351813A (en) 2002-05-29
AU5547500A (en) 2001-01-22

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Legal Events

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