EP1330936A4 - Couplage direct de guide d'ondes a un circuit d'attaque de compression dote d'embouchures formees de fentes d'adaptation - Google Patents

Couplage direct de guide d'ondes a un circuit d'attaque de compression dote d'embouchures formees de fentes d'adaptation

Info

Publication number
EP1330936A4
EP1330936A4 EP00965650A EP00965650A EP1330936A4 EP 1330936 A4 EP1330936 A4 EP 1330936A4 EP 00965650 A EP00965650 A EP 00965650A EP 00965650 A EP00965650 A EP 00965650A EP 1330936 A4 EP1330936 A4 EP 1330936A4
Authority
EP
European Patent Office
Prior art keywords
waveguide
plug
acoustic
phasing
aspect ratio
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.)
Granted
Application number
EP00965650A
Other languages
German (de)
English (en)
Other versions
EP1330936A1 (fr
EP1330936B1 (fr
Inventor
Robert Michael Grunberg
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of EP1330936A1 publication Critical patent/EP1330936A1/fr
Publication of EP1330936A4 publication Critical patent/EP1330936A4/fr
Application granted granted Critical
Publication of EP1330936B1 publication Critical patent/EP1330936B1/fr
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 
    • H04R1/30—Combinations of transducers with horns, e.g. with mechanical matching means, i.e. front-loaded horns
    • 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
    • H04R1/32—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only
    • H04R1/34—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by using a single transducer with sound reflecting, diffracting, directing or guiding means
    • H04R1/345—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by using a single transducer with sound reflecting, diffracting, directing or guiding means for loudspeakers

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)
  • Waveguide Connection Structure (AREA)
  • Surface Acoustic Wave Elements And Circuit Networks Thereof (AREA)
EP00965650A 2000-09-22 2000-09-22 Couplage direct de guide d'ondes a un circuit d'attaque de compression dote d'embouchures formees de fentes d'adaptation Expired - Lifetime EP1330936B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/AU2000/001157 WO2002025991A1 (fr) 2000-09-22 2000-09-22 Couplage direct de guide d'ondes a un circuit d'attaque de compression dote d'embouchures formees de fentes d'adaptation

Publications (3)

Publication Number Publication Date
EP1330936A1 EP1330936A1 (fr) 2003-07-30
EP1330936A4 true EP1330936A4 (fr) 2006-12-27
EP1330936B1 EP1330936B1 (fr) 2009-11-11

Family

ID=3700850

Family Applications (1)

Application Number Title Priority Date Filing Date
EP00965650A Expired - Lifetime EP1330936B1 (fr) 2000-09-22 2000-09-22 Couplage direct de guide d'ondes a un circuit d'attaque de compression dote d'embouchures formees de fentes d'adaptation

Country Status (6)

Country Link
EP (1) EP1330936B1 (fr)
CN (1) CN100413379C (fr)
AT (1) ATE448648T1 (fr)
AU (2) AU7633200A (fr)
DE (1) DE60043311D1 (fr)
WO (1) WO2002025991A1 (fr)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8718310B2 (en) 2001-10-19 2014-05-06 Qsc Holdings, Inc. Multiple aperture speaker assembly
US7177437B1 (en) 2001-10-19 2007-02-13 Duckworth Holding, Llc C/O Osc Audio Products, Inc. Multiple aperture diffraction device
ITPR20020064A1 (it) * 2002-10-31 2004-05-01 Aeb Srl Equalizzatore, o phase plug, per trasduttori elettroacustici.
FI120126B (fi) 2004-04-30 2009-06-30 Aura Audio Oy Menetelmä tasaisen ääniaaltorintaman aikaansaamiseksi sekä tasoaaltosuuntain, kaiutinrakenne ja akustinen linjasäteilijä
GB2443228B (en) * 2006-10-25 2010-02-10 Gary Paul Nicholson Piezo-electric loudspeaker
US8917896B2 (en) 2009-09-11 2014-12-23 Bose Corporation Automated customization of loudspeakers
US9111521B2 (en) 2009-09-11 2015-08-18 Bose Corporation Modular acoustic horns and horn arrays
US9049519B2 (en) 2011-02-18 2015-06-02 Bose Corporation Acoustic horn gain managing
DE102012107645B4 (de) * 2012-08-21 2015-04-30 D & B Audiotechnik Gmbh Akustischer wandler
CN107925813B (zh) 2015-08-14 2020-01-14 杜比实验室特许公司 具有不对称扩散以用于经反射声音再现的向上激发扩音器
US9712911B2 (en) * 2015-12-22 2017-07-18 Bose Corporation Conformable adaptors for diffraction slots in speakers
EP3429224A1 (fr) * 2017-07-14 2019-01-16 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Haut-parleur
ES2919959T3 (es) * 2018-10-26 2022-07-29 B&C Speakers S P A Accionador de compresión coaxial
BE1028524B1 (nl) * 2020-07-31 2022-02-28 Aed Distrib Nv Lijnbronluidsprekerinrichting
US11877120B2 (en) * 2022-06-13 2024-01-16 Harman International Industries, Incorporated Compression driver having rectangular exit

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4718517A (en) * 1986-02-27 1988-01-12 Electro-Voice, Inc. Loudspeaker and acoustic transformer therefor
WO1989004581A1 (fr) * 1987-11-12 1989-05-18 Robert Michael Grunberg Transducteurs electroacoustiques
US5163167A (en) * 1988-02-29 1992-11-10 Heil Acoustics Sound wave guide
US5900593A (en) * 1995-07-31 1999-05-04 Adamson; Alan Brock Loudspeaker system

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54162536A (en) * 1978-06-13 1979-12-24 Matsushita Electric Ind Co Ltd Horn speaker
US4776428A (en) * 1987-11-16 1988-10-11 Belisle Acoustique Inc. Sound projection system
CN2082935U (zh) * 1990-07-06 1991-08-14 林光耀 号角型扬声器
US5117462A (en) * 1991-03-20 1992-05-26 Jbl Incorporated Phasing plug for compression driver
US6064745A (en) * 1997-09-26 2000-05-16 Peavey Electronics Corporation Compression driver phase plug
CN2315749Y (zh) * 1997-11-28 1999-04-21 邹余龙 电动扬声器
US6771787B1 (en) * 1998-09-03 2004-08-03 Bose Corporation Waveguide electroacoustical transducing

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4718517A (en) * 1986-02-27 1988-01-12 Electro-Voice, Inc. Loudspeaker and acoustic transformer therefor
WO1989004581A1 (fr) * 1987-11-12 1989-05-18 Robert Michael Grunberg Transducteurs electroacoustiques
US5163167A (en) * 1988-02-29 1992-11-10 Heil Acoustics Sound wave guide
US5900593A (en) * 1995-07-31 1999-05-04 Adamson; Alan Brock Loudspeaker system

Also Published As

Publication number Publication date
ATE448648T1 (de) 2009-11-15
EP1330936A1 (fr) 2003-07-30
DE60043311D1 (de) 2009-12-24
EP1330936B1 (fr) 2009-11-11
CN1461577A (zh) 2003-12-10
AU7633200A (en) 2002-04-02
AU2000276332B2 (en) 2005-03-10
WO2002025991A1 (fr) 2002-03-28
CN100413379C (zh) 2008-08-20

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