ATE244494T1 - Lautsprecher - Google Patents

Lautsprecher

Info

Publication number
ATE244494T1
ATE244494T1 AT00946162T AT00946162T ATE244494T1 AT E244494 T1 ATE244494 T1 AT E244494T1 AT 00946162 T AT00946162 T AT 00946162T AT 00946162 T AT00946162 T AT 00946162T AT E244494 T1 ATE244494 T1 AT E244494T1
Authority
AT
Austria
Prior art keywords
panel
cavity
duct
resonance frequency
coupled
Prior art date
Application number
AT00946162T
Other languages
German (de)
English (en)
Inventor
Neil Harris
Graham Bank
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 ATE244494T1 publication Critical patent/ATE244494T1/de

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
    • H04R1/00—Details of transducers, loudspeakers or microphones
    • H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
    • H04R1/22—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired frequency characteristic only 
    • H04R1/28—Transducer mountings or enclosures modified by provision of mechanical or acoustic impedances, e.g. resonator, damping means
    • H04R1/2807—Enclosures comprising vibrating or resonating arrangements
    • H04R1/2853—Enclosures comprising vibrating or resonating arrangements using an acoustic labyrinth or a transmission line
    • H04R1/2857—Enclosures comprising vibrating or resonating arrangements using an acoustic labyrinth or a transmission line for loudspeaker transducers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R1/00—Details of transducers, loudspeakers or microphones
    • H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
    • H04R1/22—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired frequency characteristic only 
    • H04R1/28—Transducer mountings or enclosures modified by provision of mechanical or acoustic impedances, e.g. resonator, damping means
    • H04R1/2807—Enclosures comprising vibrating or resonating arrangements
    • H04R1/283—Enclosures comprising vibrating or resonating arrangements using a passive diaphragm
    • H04R1/2834—Enclosures comprising vibrating or resonating arrangements using a passive diaphragm for loudspeaker transducers
    • 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

  • Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
  • Details Of Audible-Bandwidth Transducers (AREA)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
  • Media Introduction/Drainage Providing Device (AREA)
  • Chair Legs, Seat Parts, And Backrests (AREA)
  • Liquid Crystal (AREA)
  • Surgical Instruments (AREA)
AT00946162T 1999-07-30 2000-07-24 Lautsprecher ATE244494T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GBGB9917908.7A GB9917908D0 (en) 1999-07-30 1999-07-30 Loudspeakers
PCT/GB2000/002784 WO2001010168A2 (en) 1999-07-30 2000-07-24 Loudspeaker

Publications (1)

Publication Number Publication Date
ATE244494T1 true ATE244494T1 (de) 2003-07-15

Family

ID=10858223

Family Applications (1)

Application Number Title Priority Date Filing Date
AT00946162T ATE244494T1 (de) 1999-07-30 2000-07-24 Lautsprecher

Country Status (11)

Country Link
EP (1) EP1201102B1 (zh)
JP (1) JP2003526968A (zh)
CN (1) CN1250042C (zh)
AT (1) ATE244494T1 (zh)
AU (1) AU6003700A (zh)
DE (1) DE60003692D1 (zh)
GB (1) GB9917908D0 (zh)
HK (1) HK1042012B (zh)
NZ (1) NZ516351A (zh)
TW (1) TW490988B (zh)
WO (1) WO2001010168A2 (zh)

Families Citing this family (10)

* 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
US7207413B2 (en) * 2003-06-02 2007-04-24 Tbi Audio Systems Llc Closed loop embedded audio transmission line technology for loudspeaker enclosures and systems
GB0400323D0 (en) * 2004-01-08 2004-02-11 New Transducers Ltd Loudspeakers
GB0410962D0 (en) 2004-05-17 2004-06-16 Mordaunt Short Ltd Loudspeaker
US20060061504A1 (en) * 2004-09-23 2006-03-23 The Regents Of The University Of California Through wall detection and tracking system
WO2007109828A1 (en) * 2006-03-28 2007-10-04 Immersion Technology Property Limited Loudspeaker system with acoustic equalisation
CN104038855A (zh) * 2014-06-04 2014-09-10 瑞声光电科技(常州)有限公司 电声器件及所述电声器件的组装方法
EP3528510B1 (en) * 2016-10-13 2022-02-09 Panasonic Intellectual Property Management Co., Ltd. Flat speaker and display device
CN107205194B (zh) * 2017-06-07 2020-03-06 鞠波 一种音箱以及音箱系统

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3848090A (en) * 1971-11-18 1974-11-12 J Walker Wall hanging speaker system
US3938617A (en) * 1974-01-17 1976-02-17 Fort Enterprises, Limited Speaker enclosure
US4899390A (en) * 1986-09-19 1990-02-06 Matsushita Electric Industrial Co., Ltd. Thin speaker having an enclosure within an open portion and a closed portion
EP0453230B1 (en) * 1990-04-20 1995-06-21 Matsushita Electric Industrial Co., Ltd. Speaker system
UA51671C2 (uk) * 1995-09-02 2002-12-16 Нью Транзд'Юсез Лімітед Акустичний пристрій

Also Published As

Publication number Publication date
DE60003692D1 (de) 2003-08-07
HK1042012B (zh) 2003-10-03
CN1250042C (zh) 2006-04-05
JP2003526968A (ja) 2003-09-09
AU6003700A (en) 2001-02-19
GB9917908D0 (en) 1999-09-29
EP1201102B1 (en) 2003-07-02
CN1360809A (zh) 2002-07-24
NZ516351A (en) 2002-09-27
TW490988B (en) 2002-06-11
WO2001010168A3 (en) 2001-08-16
WO2001010168A2 (en) 2001-02-08
EP1201102A2 (en) 2002-05-02
HK1042012A1 (en) 2002-07-26

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Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties