BE877364R - Nouveau systeme de reproduction sonore - Google Patents

Nouveau systeme de reproduction sonore

Info

Publication number
BE877364R
BE877364R BE0/196039A BE196039A BE877364R BE 877364 R BE877364 R BE 877364R BE 0/196039 A BE0/196039 A BE 0/196039A BE 196039 A BE196039 A BE 196039A BE 877364 R BE877364 R BE 877364R
Authority
BE
Belgium
Prior art keywords
sound reproduction
reproduction system
new sound
new
sound
Prior art date
Application number
BE0/196039A
Other languages
English (en)
French (fr)
Original Assignee
Grootaers Antoine
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
Priority claimed from BE189523A external-priority patent/BE869304A/xx
Application filed by Grootaers Antoine filed Critical Grootaers Antoine
Priority to BE0/196039A priority Critical patent/BE877364R/xx
Priority to AT79102520T priority patent/ATE7349T1/de
Priority to DE7979102520T priority patent/DE2966953D1/de
Priority to EP79102520A priority patent/EP0007569B1/fr
Application granted granted Critical
Publication of BE877364R publication Critical patent/BE877364R/xx

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
    • H04R1/32—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
    • 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
    • H04R1/02—Casings; Cabinets ; Supports therefor; Mountings therein
    • 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 
    • H04R1/227—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired frequency characteristic only  using transducers reproducing the same frequency band

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • Details Of Audible-Bandwidth Transducers (AREA)
BE0/196039A 1978-07-27 1979-06-29 Nouveau systeme de reproduction sonore BE877364R (fr)

Priority Applications (4)

Application Number Priority Date Filing Date Title
BE0/196039A BE877364R (fr) 1978-07-27 1979-06-29 Nouveau systeme de reproduction sonore
AT79102520T ATE7349T1 (de) 1978-07-27 1979-07-18 Lautsprecherbox.
DE7979102520T DE2966953D1 (en) 1978-07-27 1979-07-18 Loudspeaker box
EP79102520A EP0007569B1 (fr) 1978-07-27 1979-07-18 Enceinte acoustique

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
BE189523A BE869304A (fr) 1978-07-27 1978-07-27 Nouveau systeme de reproduction sonore
BE0/196039A BE877364R (fr) 1978-07-27 1979-06-29 Nouveau systeme de reproduction sonore

Publications (1)

Publication Number Publication Date
BE877364R true BE877364R (fr) 1979-10-15

Family

ID=25650916

Family Applications (1)

Application Number Title Priority Date Filing Date
BE0/196039A BE877364R (fr) 1978-07-27 1979-06-29 Nouveau systeme de reproduction sonore

Country Status (3)

Country Link
EP (1) EP0007569B1 (xx)
BE (1) BE877364R (xx)
DE (1) DE2966953D1 (xx)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4963495A (en) * 1984-10-05 1990-10-16 Genentech, Inc. Secretion of heterologous proteins
DE4108504A1 (de) * 1991-03-15 1992-09-17 Nokia Deutschland Gmbh Doppel-hochtonkalotten-lautsprecher
ITTO20100854A1 (it) * 2010-10-21 2012-04-22 Dario Freda Dispositivo diffusore di suoni da palcoscenico
GB2522055B (en) * 2014-01-11 2021-06-09 James Dobson Matthew Loudspeaker system

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2632055A (en) * 1949-04-18 1953-03-17 John E Parker Loud speaker system
US2792069A (en) * 1952-04-21 1957-05-14 Jr Edward J Gately Loud speaker cabinet including a horn
FR2076749A5 (xx) * 1970-01-27 1971-10-15 Bouyer Paul
DE2336416A1 (de) * 1970-08-24 1975-01-30 Karl Otto Poensgen Hifi-lautsprecheranordnung
DE2251178C3 (de) * 1970-10-23 1982-10-07 Bürk, Hans, 7911 Unterelchingen Lautsprecheranordnung für eine in einem breiten Frequenzbereich weitgehend ungerichtete Schallabstrahlung
FR2174445A5 (xx) * 1972-02-29 1973-10-12 Frarin Pierre
BE815469A (fr) * 1974-05-24 1974-11-25 Nouveau systeme de reproduction sonore.
DE2456844A1 (de) * 1974-07-25 1976-08-12 Karl Otto Poensgen Wiedergabeklangkoerper mit lautsprecheranordnungen

Also Published As

Publication number Publication date
EP0007569A1 (fr) 1980-02-06
DE2966953D1 (en) 1984-06-07
EP0007569B1 (fr) 1984-05-02

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