DE69425022T2 - Frequenzselektive Dämpfung für akustischen Wellenleiter - Google Patents

Frequenzselektive Dämpfung für akustischen Wellenleiter

Info

Publication number
DE69425022T2
DE69425022T2 DE69425022T DE69425022T DE69425022T2 DE 69425022 T2 DE69425022 T2 DE 69425022T2 DE 69425022 T DE69425022 T DE 69425022T DE 69425022 T DE69425022 T DE 69425022T DE 69425022 T2 DE69425022 T2 DE 69425022T2
Authority
DE
Germany
Prior art keywords
frequency selective
acoustic waveguide
selective attenuation
attenuation
waveguide
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.)
Expired - Lifetime
Application number
DE69425022T
Other languages
English (en)
Other versions
DE69425022D1 (de
Inventor
Dewey Potter
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.)
Bose Corp
Original Assignee
Bose Corp
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 Bose Corp filed Critical Bose Corp
Publication of DE69425022D1 publication Critical patent/DE69425022D1/de
Application granted granted Critical
Publication of DE69425022T2 publication Critical patent/DE69425022T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • H04R1/2853—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
DE69425022T 1993-05-06 1994-05-03 Frequenzselektive Dämpfung für akustischen Wellenleiter Expired - Lifetime DE69425022T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/058,478 US6278789B1 (en) 1993-05-06 1993-05-06 Frequency selective acoustic waveguide damping

Publications (2)

Publication Number Publication Date
DE69425022D1 DE69425022D1 (de) 2000-08-03
DE69425022T2 true DE69425022T2 (de) 2000-11-23

Family

ID=22017052

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69425022T Expired - Lifetime DE69425022T2 (de) 1993-05-06 1994-05-03 Frequenzselektive Dämpfung für akustischen Wellenleiter

Country Status (5)

Country Link
US (1) US6278789B1 (de)
EP (1) EP0624045B1 (de)
JP (1) JP3792263B2 (de)
CN (1) CN1082780C (de)
DE (1) DE69425022T2 (de)

Families Citing this family (51)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2770734B1 (fr) * 1997-10-31 2002-12-13 Thomson Television Angers Sa Enceinte acoustique amelioree
FR2770733A1 (fr) * 1997-10-31 1999-05-07 Thomson Television Angers Sa Enceinte acoustique amelioree
US6771787B1 (en) * 1998-09-03 2004-08-03 Bose Corporation Waveguide electroacoustical transducing
GB2380091B (en) * 2001-09-21 2005-03-30 B & W Loudspeakers Loudspeaker system
US6648098B2 (en) * 2002-02-08 2003-11-18 Bose Corporation Spiral acoustic waveguide electroacoustical transducing system
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
EP1571873A1 (de) * 2004-03-01 2005-09-07 Thomson Licensing S.A. Akustisches System
US7565948B2 (en) * 2004-03-19 2009-07-28 Bose Corporation Acoustic waveguiding
US7584820B2 (en) * 2004-03-19 2009-09-08 Bose Corporation Acoustic radiating
JP4306627B2 (ja) * 2005-03-09 2009-08-05 ソニー株式会社 バスレフ型スピーカー装置，スピーカーボックス及び画像表示装置
US7549509B2 (en) * 2005-04-21 2009-06-23 Ingersoll-Rand Company Double throat pulsation dampener for a compressor
CN1889791B (zh) * 2005-06-28 2010-12-15 宋行智 被动式连续可变阻尼装置
EP1816273A1 (de) 2006-02-01 2007-08-08 FEI Company Gehäuse für die akustische Isolierung eines Geräts in besagtem Gehäuse
GB2435729B (en) * 2006-03-03 2009-06-03 Mark Treanor A speaker
US7689197B2 (en) * 2006-12-22 2010-03-30 Bose Corporation Portable audio system with docking cradle
US8103035B2 (en) * 2006-12-22 2012-01-24 Bose Corporation Portable audio system having waveguide structure
US7886869B2 (en) * 2007-09-27 2011-02-15 Kevin Bastyr Acoustic waveguide mode controlling
US8064627B2 (en) 2007-10-22 2011-11-22 David Maeshiba Acoustic system
US8351629B2 (en) * 2008-02-21 2013-01-08 Robert Preston Parker Waveguide electroacoustical transducing
US8295526B2 (en) 2008-02-21 2012-10-23 Bose Corporation Low frequency enclosure for video display devices
US8345909B2 (en) * 2008-04-03 2013-01-01 Bose Corporation Loudspeaker assembly
US8351630B2 (en) * 2008-05-02 2013-01-08 Bose Corporation Passive directional acoustical radiating
US8002078B2 (en) * 2009-02-19 2011-08-23 Bose Corporation Acoustic waveguide vibration damping
US8066095B1 (en) * 2009-09-24 2011-11-29 Nicholas Sheppard Bromer Transverse waveguide
US8265310B2 (en) * 2010-03-03 2012-09-11 Bose Corporation Multi-element directional acoustic arrays
US8553894B2 (en) 2010-08-12 2013-10-08 Bose Corporation Active and passive directional acoustic radiating
CN103109545B (zh) * 2010-08-12 2015-08-19 伯斯有限公司 音频系统及用于操作音频系统的方法
US8275164B1 (en) 2010-10-07 2012-09-25 Nguyen Thach T Speaker enclosures
US20120247866A1 (en) * 2011-03-31 2012-10-04 Lage Antonio M Acoustic Noise Reducing
US20130076511A1 (en) * 2011-09-28 2013-03-28 Utc Fire & Security Corporation Resonator design for detectors and sounders
US9204211B2 (en) 2011-12-16 2015-12-01 Avnera Corporation Pad-type device case providing enhanced audio functionality and output
USD721352S1 (en) 2012-06-19 2015-01-20 Sonos, Inc. Playback device
USD721061S1 (en) 2013-02-25 2015-01-13 Sonos, Inc. Playback device
USD883956S1 (en) 2014-08-13 2020-05-12 Sonos, Inc. Playback device
US10057701B2 (en) 2015-03-31 2018-08-21 Bose Corporation Method of manufacturing a loudspeaker
US9451355B1 (en) 2015-03-31 2016-09-20 Bose Corporation Directional acoustic device
USD886765S1 (en) 2017-03-13 2020-06-09 Sonos, Inc. Media playback device
US20170085972A1 (en) 2015-09-17 2017-03-23 Sonos, Inc. Media Player and Media Player Design
USD768602S1 (en) * 2015-04-25 2016-10-11 Sonos, Inc. Playback device
USD920278S1 (en) 2017-03-13 2021-05-25 Sonos, Inc. Media playback device with lights
USD906278S1 (en) 2015-04-25 2020-12-29 Sonos, Inc. Media player device
USD827671S1 (en) 2016-09-30 2018-09-04 Sonos, Inc. Media playback device
USD851057S1 (en) 2016-09-30 2019-06-11 Sonos, Inc. Speaker grill with graduated hole sizing over a transition area for a media device
US10412473B2 (en) 2016-09-30 2019-09-10 Sonos, Inc. Speaker grill with graduated hole sizing over a transition area for a media device
US10348351B2 (en) * 2016-12-23 2019-07-09 Adrian Rivera Smart phone acoustic enhancer
US10299032B2 (en) 2017-09-11 2019-05-21 Apple Inc. Front port resonator for a speaker assembly
JP7135463B2 (ja) 2018-06-08 2022-09-13 ヤマハ株式会社 スピーカ
US11317178B2 (en) * 2019-07-12 2022-04-26 Clay Allison Low-frequency spiral waveguide speaker
US11490190B1 (en) 2021-05-07 2022-11-01 Apple Inc. Speaker with multiple resonators
US11451902B1 (en) 2021-05-07 2022-09-20 Apple Inc. Speaker with vented resonator

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB447749A (en) 1934-10-17 1936-05-18 Paul Gustavus Adolphus Helmuth Improvements in means for converting electrical energy into sound
US2905259A (en) 1957-05-31 1959-09-22 Joseph D Carrabino Tubular speaker housing
US3393766A (en) 1966-05-18 1968-07-23 American District Telegraph Co Speaker system
DE1291790B (de) 1966-12-24 1969-04-03 Knoedler Gottlob Lautsprecherbox mit einem oder mehreren Lautsprechern
US3517390A (en) 1968-02-29 1970-06-23 Layne Whitehead High power acoustic radiator
US3867996A (en) 1973-11-21 1975-02-25 Modular Sound Systems Inc Speaker enclosure
US3993162A (en) 1975-06-20 1976-11-23 Kenneth Juuti Acoustic speaker system
US4164988A (en) 1976-08-25 1979-08-21 Admiral Corporation Fine tuned, column speaker system
DE3028610A1 (de) * 1980-07-28 1982-02-25 Interconti Industriekontor Gmbh, 7100 Heilbronn Anordnung fuer die zusaetzliche wiedergabe von tiefen frequenzen in einer rundfunkempfangsanlage fuer stereofonische wiedergabe in einem kraftfahrzeug
HU186101B (en) 1982-08-05 1985-06-28 Peter Albert Sound radiator without effect of acoustic short circuit of the loadspeakers
US4628528A (en) * 1982-09-29 1986-12-09 Bose Corporation Pressure wave transducing
DE3637910A1 (de) * 1986-11-06 1988-05-19 Joachim Weckler Lautsprechergehaeuse
US4930596A (en) * 1987-06-16 1990-06-05 Matsushita Electric Industrial Co., Ltd. Loudspeaker system
US4837837A (en) * 1987-11-05 1989-06-06 Taddeo Anthony R Loudspeaker
US5170435A (en) 1990-06-28 1992-12-08 Bose Corporation Waveguide electroacoustical transducing
US5373564A (en) * 1992-10-02 1994-12-13 Spear; Robert J. Transmission line for planar waves

Also Published As

Publication number Publication date
CN1082780C (zh) 2002-04-10
DE69425022D1 (de) 2000-08-03
EP0624045A1 (de) 1994-11-09
JPH07131879A (ja) 1995-05-19
CN1101201A (zh) 1995-04-05
EP0624045B1 (de) 2000-06-28
US6278789B1 (en) 2001-08-21
JP3792263B2 (ja) 2006-07-05

Similar Documents

Publication Publication Date Title
DE69425022T2 (de) Frequenzselektive Dämpfung für akustischen Wellenleiter
DE69328316D1 (de) Antriebssystem für akustischen Resonator
BR9608987A (pt) Processo de atenuacão de som secão contínua de não tecido w isolamento acústico
DE69504986T2 (de) Akustischer breitbandwandler für mehrere frequenzen
NO960527L (no) Akustisk sendesystem
DE69517036T2 (de) Wellenleiterstruktur
DE69624020D1 (de) Nullzwischenfrequenz-Empfänger
DE69431728T2 (de) Schnittstellenbaueinheit für kopfhörer
DE69517166T2 (de) Akustischer messfühler
DK0764387T3 (da) Akustisk transducer
DE69616022D1 (de) Frequenzsynthetisierer
FI965294A0 (fi) Elektromagneettinen akustinen muunnin
DE69517991D1 (de) Planare wellenleiter
DE69532307D1 (de) Ausdrucks-Propagierung für hierarchische Netzlisten
DE69524062T2 (de) Folgefilter für periodische signalen
NO944445D0 (no) Lyddempningsanordning
DE29511077U1 (de) Signalübertragungssystem für kurze Reichweiten
DE59509613D1 (de) Resonator-Schalldämpfer
DE69527408T2 (de) Übertragungssystem für quasiperiodische signale
DE69324038D1 (de) Anisotrope verbundstoff für hyperfrequenzen
DE69836235D1 (de) System für akustische Oberflächenwelle
DE69524271T2 (de) Mikrowellen-Hohlleitermultiplexer
DE69611345T2 (de) Schalter für hochfrequenzsignale
DE69633473D1 (de) Akusto-optisches Wellenleiterbauelement
DE59408452D1 (de) Sender-/Empfängeranordnung für höhere Frequenzen

Legal Events

Date Code Title Description
8364 No opposition during term of opposition