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BR9914147A - Alto-falantes - Google Patents

Alto-falantes

Info

Publication number
BR9914147A
BR9914147A BR9914147-7A BR9914147A BR9914147A BR 9914147 A BR9914147 A BR 9914147A BR 9914147 A BR9914147 A BR 9914147A BR 9914147 A BR9914147 A BR 9914147A
Authority
BR
Brazil
Prior art keywords
panel
housing
shaped element
annular space
rigidly attached
Prior art date
Application number
BR9914147-7A
Other languages
English (en)
Portuguese (pt)
Inventor
Henry Azima
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 BR9914147A publication Critical patent/BR9914147A/pt

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
    • H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
    • H04R9/06—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
    • H04R7/16—Mounting or tensioning of diaphragms or cones
    • H04R7/18—Mounting or tensioning of diaphragms or cones at the periphery
    • H04R7/20—Securing diaphragm or cone resiliently to support by flexible material, springs, cords, or strands
    • 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
    • H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
    • H04R9/02—Details
    • H04R9/04—Construction, mounting, or centering of coil

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
  • Details Of Audible-Bandwidth Transducers (AREA)
BR9914147-7A 1998-10-13 1999-10-12 Alto-falantes BR9914147A (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GBGB9822246.6A GB9822246D0 (en) 1998-10-13 1998-10-13 Loudspeakers
PCT/GB1999/003209 WO2000022877A1 (en) 1998-10-13 1999-10-12 Resonant panel loudspeakers

Publications (1)

Publication Number Publication Date
BR9914147A true BR9914147A (pt) 2001-06-26

Family

ID=10840427

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9914147-7A BR9914147A (pt) 1998-10-13 1999-10-12 Alto-falantes

Country Status (12)

Country Link
EP (1) EP1121833A1 (zh)
JP (1) JP2002528019A (zh)
KR (1) KR20010075442A (zh)
CN (1) CN1319320A (zh)
AU (1) AU6213999A (zh)
BR (1) BR9914147A (zh)
CA (1) CA2345749A1 (zh)
GB (2) GB9822246D0 (zh)
IL (1) IL141966A0 (zh)
TW (1) TW462206B (zh)
WO (1) WO2000022877A1 (zh)
ZA (1) ZA200101978B (zh)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1206897A2 (en) 1999-07-23 2002-05-22 Digital Sonics, Llc Flat panel speaker
GB0023134D0 (en) * 2000-09-21 2000-11-01 New Transducers Ltd Loudspeaker driver
US6751329B2 (en) 2000-09-21 2004-06-15 New Transducers Limited Loudspeaker driver
CN100551133C (zh) * 2001-03-23 2009-10-14 新型转换器有限公司 弯曲波声音辐射器
US7120263B2 (en) 2001-03-23 2006-10-10 New Transducers Limited Bending wave acoustic radiator
US7002070B2 (en) 2001-06-22 2006-02-21 Shelley Katz Electronic piano
US7062051B2 (en) 2001-08-17 2006-06-13 New Transducers Limited Acoustic device
GB2387500B (en) * 2003-01-22 2007-03-28 Shelley Katz Apparatus and method for producing sound
DE10326761A1 (de) * 2003-06-13 2005-01-27 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Lautsprecher
JP2006279284A (ja) * 2005-03-28 2006-10-12 Kenwood Corp スクリーンスピーカ
JP2007322606A (ja) * 2006-05-31 2007-12-13 Kawai Musical Instr Mfg Co Ltd 楽音装置及び楽音装置の生産方法
JP2009260763A (ja) * 2008-04-18 2009-11-05 Panasonic Corp 平板スピーカ
GB0811015D0 (en) * 2008-06-17 2008-07-23 Deben Acoustics Improved acoustic device
US8494208B2 (en) 2008-07-17 2013-07-23 New Transducers Limited Inertial vibration exciter
CN101674517B (zh) * 2009-09-25 2012-08-29 广东长虹电子有限公司 一种发声装置
JP5909169B2 (ja) * 2012-09-25 2016-04-26 京セラ株式会社 音響発生器、音響発生装置および電子機器
GB2568282B (en) 2017-11-10 2020-11-25 Amina Tech Limited Flat panel loudspeaker
KR102625724B1 (ko) * 2018-10-05 2024-01-15 엘지디스플레이 주식회사 표시장치
FR3110162B1 (fr) * 2020-05-13 2022-05-27 Saint Gobain Vitrage avec excitateur audio
GB202217215D0 (en) * 2022-11-17 2023-01-04 Amina Tech Limited distributed mode flat panel loudspeaker with overhanging monolithic panel and method of installation thereof

Family Cites Families (8)

* 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
US4284167A (en) * 1979-06-04 1981-08-18 Electronic Research Assoc., Inc. Sound reproducing device
US4928312A (en) * 1988-10-17 1990-05-22 Amel Hill Acoustic transducer
FI94203C (fi) * 1991-11-25 1995-07-25 Anturilaakso Oy Kaiutin
UA51671C2 (uk) * 1995-09-02 2002-12-16 Нью Транзд'Юсез Лімітед Акустичний пристрій
GB9701983D0 (en) * 1997-01-31 1997-03-19 New Transducers Ltd Electro-dynamic exciter
PL334440A1 (en) * 1997-01-09 2000-02-28 New Transducers Ltd Loudspeaker
CN101031162B (zh) * 1998-01-16 2012-09-05 索尼公司 一种扬声装置

Also Published As

Publication number Publication date
AU6213999A (en) 2000-05-01
KR20010075442A (ko) 2001-08-09
TW462206B (en) 2001-11-01
JP2002528019A (ja) 2002-08-27
GB0105807D0 (en) 2001-04-25
GB9822246D0 (en) 1998-12-09
ZA200101978B (en) 2001-09-11
IL141966A0 (en) 2002-03-10
CN1319320A (zh) 2001-10-24
CA2345749A1 (en) 2000-04-20
EP1121833A1 (en) 2001-08-08
GB2357215A (en) 2001-06-13
WO2000022877A1 (en) 2000-04-20
WO2000022877A8 (en) 2000-05-25

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Legal Events

Date Code Title Description
FA10 Dismissal: dismissal - article 33 of industrial property law
B11Y Definitive dismissal - extension of time limit for request of examination expired [chapter 11.1.1 patent gazette]