TW488183B - Acoustic device and method of making same - Google Patents

Acoustic device and method of making same Download PDF

Info

Publication number
TW488183B
TW488183B TW089113220A TW89113220A TW488183B TW 488183 B TW488183 B TW 488183B TW 089113220 A TW089113220 A TW 089113220A TW 89113220 A TW89113220 A TW 89113220A TW 488183 B TW488183 B TW 488183B
Authority
TW
Taiwan
Prior art keywords
mass
frequency
disk body
scope
disk
Prior art date
Application number
TW089113220A
Other languages
English (en)
Chinese (zh)
Inventor
Christiem Ellis
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
Application granted granted Critical
Publication of TW488183B publication Critical patent/TW488183B/zh

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)
TW089113220A 1999-07-02 2000-07-04 Acoustic device and method of making same TW488183B (en)

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
TW488183B true TW488183B (en) 2002-05-21

Family

ID=10856397

Family Applications (1)

Application Number Title Priority Date Filing Date
TW089113220A TW488183B (en) 1999-07-02 2000-07-04 Acoustic device and method of making same

Country Status (9)

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

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 (uk) * 1995-09-02 2002-12-16 Нью Транзд'Юсез Лімітед Акустичний пристрій
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
WO2001003467A3 (en) 2001-03-22
CN1351813A (zh) 2002-05-29
GB9915361D0 (en) 1999-09-01
AU5547500A (en) 2001-01-22
HK1041400A1 (zh) 2002-07-05
WO2001003467A2 (en) 2001-01-11
JP2003503990A (ja) 2003-01-28
EP1192839A2 (en) 2002-04-03
NZ515327A (en) 2002-05-31

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