JP2002517148A - 低音反射ポートを有する拡声器システム - Google Patents

低音反射ポートを有する拡声器システム

Info

Publication number
JP2002517148A
JP2002517148A JP2000551574A JP2000551574A JP2002517148A JP 2002517148 A JP2002517148 A JP 2002517148A JP 2000551574 A JP2000551574 A JP 2000551574A JP 2000551574 A JP2000551574 A JP 2000551574A JP 2002517148 A JP2002517148 A JP 2002517148A
Authority
JP
Japan
Prior art keywords
port
loudspeaker system
bass reflection
reflection port
bass
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
JP2000551574A
Other languages
English (en)
Japanese (ja)
Other versions
JP2002517148A5 (enExample
Inventor
ベー ローゼン ニコラース
ヒルシュベルク アブラハム
ファン エック パスカル
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.)
Koninklijke Philips NV
Original Assignee
Philips Electronics NV
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 Philips Electronics NV filed Critical Philips Electronics NV
Publication of JP2002517148A publication Critical patent/JP2002517148A/ja
Publication of JP2002517148A5 publication Critical patent/JP2002517148A5/ja
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
    • 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
    • H04R1/2815—Enclosures comprising vibrating or resonating arrangements of the bass reflex type
    • H04R1/2823—Vents, i.e. ports, e.g. shape thereof or tuning thereof with damping material
    • H04R1/2826—Vents, i.e. ports, e.g. shape thereof or tuning thereof with damping material for loudspeaker transducers

Landscapes

  • Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Details Of Audible-Bandwidth Transducers (AREA)
JP2000551574A 1998-05-27 1999-05-25 低音反射ポートを有する拡声器システム Abandoned JP2002517148A (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP98201777 1998-05-27
EP98201777.4 1998-05-27
PCT/IB1999/000940 WO1999062292A1 (en) 1998-05-27 1999-05-25 Loudspeaker system having a bass-reflex port

Publications (2)

Publication Number Publication Date
JP2002517148A true JP2002517148A (ja) 2002-06-11
JP2002517148A5 JP2002517148A5 (enExample) 2006-07-20

Family

ID=8233770

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2000551574A Abandoned JP2002517148A (ja) 1998-05-27 1999-05-25 低音反射ポートを有する拡声器システム

Country Status (5)

Country Link
US (1) US6275597B1 (enExample)
EP (1) EP1000525B1 (enExample)
JP (1) JP2002517148A (enExample)
DE (1) DE69911545T2 (enExample)
WO (1) WO1999062292A1 (enExample)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE60045547D1 (de) * 1999-03-03 2011-03-03 Onkyo Kk Lautsprechersystem
FR2824990B1 (fr) * 2001-05-15 2003-09-26 Jean Pierre Morkerken Emetteur de son et haut-parleur
US7269270B2 (en) * 2002-10-17 2007-09-11 Bose Corporation Standing wave reducing
US6973994B2 (en) * 2002-11-04 2005-12-13 Mackin Ian J Apparatus for increasing the quality of sound from an acoustic source
US20050072624A1 (en) * 2003-10-06 2005-04-07 Lg Electronics Inc. Speaker
US7463744B2 (en) * 2003-10-31 2008-12-09 Bose Corporation Porting
GB0328639D0 (en) * 2003-12-10 2004-01-14 Mitel Networks Corp Loudspeaker enclosure incorporating a leak to compensate for the effect of acoustic modes on loudspeaker frequency response
US8098867B2 (en) * 2006-11-30 2012-01-17 Motorola Mobility, Inc. Attachable external acoustic chamber for a mobile device
US8180075B2 (en) * 2007-04-26 2012-05-15 Motorola Mobility, Inc. Arrangement for variable bass reflex cavities
US20080285762A1 (en) * 2007-05-15 2008-11-20 Keiichi Iwamoto Point source speaker systems
US7928303B2 (en) * 2008-02-28 2011-04-19 Riley Investments LLC Insert for cajon drum
DE102009046889A1 (de) 2009-11-19 2011-07-21 K+H Vertriebs- und Entwicklungsgesellschaft mbH, 30900 Lautsprechereinheit
US20110176701A1 (en) * 2010-01-16 2011-07-21 Collins William E Autoaugmented Speaker Port
US8333261B2 (en) * 2010-08-25 2012-12-18 Barnes Ryan L Compact subwoofer cabinet
GB2488758A (en) * 2011-03-02 2012-09-12 Gp Acoustics Uk Ltd Bass reflex loudspeaker has acoustic leakage in walls of port duct
US20120247866A1 (en) * 2011-03-31 2012-10-04 Lage Antonio M Acoustic Noise Reducing
US8816178B2 (en) * 2012-05-16 2014-08-26 Philip S. GELB System of removing overtones and rings in a drum set
US9173018B2 (en) 2012-06-27 2015-10-27 Bose Corporation Acoustic filter
FR2994519B1 (fr) * 2012-08-07 2015-09-25 Nexo Enceinte bass-reflex a event echancre
US10341750B2 (en) * 2015-06-15 2019-07-02 Logitech Europe S.A. Pressure equalization audio speaker design
JP6888625B2 (ja) * 2016-07-07 2021-06-16 ヤマハ株式会社 バスレフポートおよび音響装置
WO2020208342A1 (en) 2019-04-09 2020-10-15 Flare Audio Technologies Limited Acoustic devices
WO2020219441A1 (en) * 2019-04-23 2020-10-29 Polk Audio Llc Loudspeaker system, method and apparatus for absorbing loudspeaker acoustic resonances

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4756382A (en) * 1987-03-02 1988-07-12 Hudson Iii Joseph L Loudspeaker having enhanced response at bass frequencies
US5012890A (en) * 1988-03-23 1991-05-07 Yamaha Corporation Acoustic apparatus
US5109422A (en) 1988-09-28 1992-04-28 Yamaha Corporation Acoustic apparatus
JP2769738B2 (ja) * 1990-04-27 1998-06-25 パイオニア株式会社 スピーカ装置
JPH04114598A (ja) * 1990-09-04 1992-04-15 Sharp Corp バスレフ型スピーカー装置
US5892183A (en) 1997-07-26 1999-04-06 U.S. Philips Corporation Loudspeaker system having a bass-reflex port

Also Published As

Publication number Publication date
DE69911545D1 (de) 2003-10-30
EP1000525B1 (en) 2003-09-24
WO1999062292A1 (en) 1999-12-02
DE69911545T2 (de) 2004-06-03
US6275597B1 (en) 2001-08-14
EP1000525A1 (en) 2000-05-17

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Legal Events

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Effective date: 20060524

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A762 Written abandonment of application

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