FR3127356B1 - Enceinte acoustique - Google Patents

Enceinte acoustique Download PDF

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Publication number
FR3127356B1
FR3127356B1 FR2109832A FR2109832A FR3127356B1 FR 3127356 B1 FR3127356 B1 FR 3127356B1 FR 2109832 A FR2109832 A FR 2109832A FR 2109832 A FR2109832 A FR 2109832A FR 3127356 B1 FR3127356 B1 FR 3127356B1
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FR
France
Prior art keywords
housing
conduit
opening
speaker
loudspeaker
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.)
Active
Application number
FR2109832A
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English (en)
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FR3127356A1 (fr
Inventor
Frédéric Gautier
Daniel Galazzo
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Individual
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Individual
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Publication date
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Priority to FR2109832A priority Critical patent/FR3127356B1/fr
Publication of FR3127356A1 publication Critical patent/FR3127356A1/fr
Application granted granted Critical
Publication of FR3127356B1 publication Critical patent/FR3127356B1/fr
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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
    • H04R1/2819—Enclosures comprising vibrating or resonating arrangements of the bass reflex type 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
    • H04R1/2853—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

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)

Abstract

Enceinte acoustique La présente description concerne une enceinte acoustique (100) comprenant :- un boîtier (102) ; - un haut-parleur (120) monté sur une première paroi (102A) du boîtier, le haut-parleur comprenant à une première extrémité une membrane (122) débouchant à l’extérieur du boîtier et une deuxième extrémité (124) s’étendant à l’intérieur du boîtier ;- un conduit (104) comprenant une première extrémité (104C) en liaison fluidique avec la deuxième extrémité du haut-parleur, et une deuxième extrémité (104D) comportant une ouverture (106) débouchant à l’extérieur du boîtier, le conduit étant adapté à guider la propagation d’une onde sonore arrière émise depuis la deuxième extrémité du haut-parleur vers l’ouverture ; et- un volume fermé (108) contigu au conduit ; l’enceinte comprenant au moins un orifice (110) de communication entre ledit conduit et ledit volume fermé. Figure pour l'abrégé : Fig. 1A
FR2109832A 2021-09-20 2021-09-20 Enceinte acoustique Active FR3127356B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR2109832A FR3127356B1 (fr) 2021-09-20 2021-09-20 Enceinte acoustique

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR2109832A FR3127356B1 (fr) 2021-09-20 2021-09-20 Enceinte acoustique
FR2109832 2021-09-20

Publications (2)

Publication Number Publication Date
FR3127356A1 FR3127356A1 (fr) 2023-03-24
FR3127356B1 true FR3127356B1 (fr) 2024-02-02

Family

ID=78483372

Family Applications (1)

Application Number Title Priority Date Filing Date
FR2109832A Active FR3127356B1 (fr) 2021-09-20 2021-09-20 Enceinte acoustique

Country Status (1)

Country Link
FR (1) FR3127356B1 (fr)

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04336795A (ja) * 1991-05-13 1992-11-24 Mitsubishi Electric Corp スピーカシステム
US8615097B2 (en) * 2008-02-21 2013-12-24 Bose Corportion Waveguide electroacoustical transducing

Also Published As

Publication number Publication date
FR3127356A1 (fr) 2023-03-24

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