EP0951200A3 - Enceinte acoustique tubulaire - Google Patents

Enceinte acoustique tubulaire Download PDF

Info

Publication number
EP0951200A3
EP0951200A3 EP98402631A EP98402631A EP0951200A3 EP 0951200 A3 EP0951200 A3 EP 0951200A3 EP 98402631 A EP98402631 A EP 98402631A EP 98402631 A EP98402631 A EP 98402631A EP 0951200 A3 EP0951200 A3 EP 0951200A3
Authority
EP
European Patent Office
Prior art keywords
loudspeaker enclosure
tubular
tubular loudspeaker
constituted
box
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.)
Withdrawn
Application number
EP98402631A
Other languages
German (de)
English (en)
Other versions
EP0951200A2 (fr
Inventor
Frédéric Ivaldi
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 EP0951200A2 publication Critical patent/EP0951200A2/fr
Publication of EP0951200A3 publication Critical patent/EP0951200A3/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R1/00—Details of transducers, loudspeakers or microphones
    • H04R1/02—Casings; Cabinets ; Supports therefor; Mountings therein
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; 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 
    • H04R1/26—Spatial arrangements of separate transducers responsive to two or more frequency ranges
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; 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; ELECTRIC HEARING AIDS; 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
    • H04R1/2869—Reduction of undesired resonances, i.e. standing waves within enclosure, or of undesired vibrations, i.e. of the enclosure itself
    • H04R1/2876—Reduction of undesired resonances, i.e. standing waves within enclosure, or of undesired vibrations, i.e. of the enclosure itself by means of damping material, e.g. as cladding
    • H04R1/288—Reduction of undesired resonances, i.e. standing waves within enclosure, or of undesired vibrations, i.e. of the enclosure itself by means of damping material, e.g. as cladding for loudspeaker transducers

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Details Of Audible-Bandwidth Transducers (AREA)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)

Abstract

La présente invention concerne une enceinte acoustique constituée par un caisson rigide posé sur un socle et présentant au moins une découpe correspondant à un haut-parleur caractérisé en ce que le caisson constituée par au moins un tube extrudé (4).
EP98402631A 1997-10-28 1998-10-22 Enceinte acoustique tubulaire Withdrawn EP0951200A3 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR9713511A FR2770364B3 (fr) 1997-10-28 1997-10-28 Enceinte acoustique tubulaire
FR9713511 1997-10-28

Publications (2)

Publication Number Publication Date
EP0951200A2 EP0951200A2 (fr) 1999-10-20
EP0951200A3 true EP0951200A3 (fr) 2000-01-05

Family

ID=9512741

Family Applications (1)

Application Number Title Priority Date Filing Date
EP98402631A Withdrawn EP0951200A3 (fr) 1997-10-28 1998-10-22 Enceinte acoustique tubulaire

Country Status (2)

Country Link
EP (1) EP0951200A3 (fr)
FR (1) FR2770364B3 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN100479534C (zh) * 2004-12-30 2009-04-15 南京大学 内衬微穿孔吸声材料的平板扬声器箱的设置方法及装置
US7886869B2 (en) 2007-09-27 2011-02-15 Kevin Bastyr Acoustic waveguide mode controlling

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4267405A (en) * 1979-06-05 1981-05-12 Mcintosh Laboratory, Inc. Stereo speaker system for creating stereo images
FR2611105A1 (fr) * 1987-02-12 1988-08-19 Fedoroff Michel Coffret modulaire pour les installations de sonorisation et installation de sonorisation realisee au moyen d'un tel coffret
JPH0247996A (ja) * 1988-08-09 1990-02-16 Mitsubishi Electric Corp スピーカキャビネット
US4942939A (en) * 1989-05-18 1990-07-24 Harrison Stanley N Speaker system with folded audio transmission passage
US5058169A (en) * 1989-11-01 1991-10-15 Temmer Stephen F Public address system
US5333204A (en) * 1991-08-09 1994-07-26 Pioneer Electronic Corporation Speaker system
DE19530743C1 (de) * 1995-08-22 1996-08-22 Friedrich J Schmitz Lautsprecherbox
WO1996034261A1 (fr) * 1995-04-26 1996-10-31 Audioform Ab Agencement d'attenuation sonore et procede de realisation de l'agencement
US5802190A (en) * 1994-11-04 1998-09-01 The Walt Disney Company Linear speaker array

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4267405A (en) * 1979-06-05 1981-05-12 Mcintosh Laboratory, Inc. Stereo speaker system for creating stereo images
FR2611105A1 (fr) * 1987-02-12 1988-08-19 Fedoroff Michel Coffret modulaire pour les installations de sonorisation et installation de sonorisation realisee au moyen d'un tel coffret
JPH0247996A (ja) * 1988-08-09 1990-02-16 Mitsubishi Electric Corp スピーカキャビネット
US4942939A (en) * 1989-05-18 1990-07-24 Harrison Stanley N Speaker system with folded audio transmission passage
US5058169A (en) * 1989-11-01 1991-10-15 Temmer Stephen F Public address system
US5333204A (en) * 1991-08-09 1994-07-26 Pioneer Electronic Corporation Speaker system
US5802190A (en) * 1994-11-04 1998-09-01 The Walt Disney Company Linear speaker array
WO1996034261A1 (fr) * 1995-04-26 1996-10-31 Audioform Ab Agencement d'attenuation sonore et procede de realisation de l'agencement
DE19530743C1 (de) * 1995-08-22 1996-08-22 Friedrich J Schmitz Lautsprecherbox

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
PATENT ABSTRACTS OF JAPAN vol. 014, no. 213 (E - 0923) 7 May 1990 (1990-05-07) *

Also Published As

Publication number Publication date
EP0951200A2 (fr) 1999-10-20
FR2770364B3 (fr) 2000-04-07
FR2770364A1 (fr) 1999-04-30

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