LU69645A1 - - Google Patents

Info

Publication number
LU69645A1
LU69645A1 LU69645A LU69645A LU69645A1 LU 69645 A1 LU69645 A1 LU 69645A1 LU 69645 A LU69645 A LU 69645A LU 69645 A LU69645 A LU 69645A LU 69645 A1 LU69645 A1 LU 69645A1
Authority
LU
Luxembourg
Application number
LU69645A
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 filed Critical
Publication of LU69645A1 publication Critical patent/LU69645A1/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

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)
  • Details Of Audible-Bandwidth Transducers (AREA)
  • Golf Clubs (AREA)
LU69645A 1973-08-30 1974-03-15 LU69645A1 (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE7331468 1973-08-30

Publications (1)

Publication Number Publication Date
LU69645A1 true LU69645A1 (enrdf_load_stackoverflow) 1974-07-10

Family

ID=6640354

Family Applications (1)

Application Number Title Priority Date Filing Date
LU69645A LU69645A1 (enrdf_load_stackoverflow) 1973-08-30 1974-03-15

Country Status (14)

Country Link
JP (1) JPS5437296Y2 (enrdf_load_stackoverflow)
AT (1) AT334436B (enrdf_load_stackoverflow)
BE (1) BE812893A (enrdf_load_stackoverflow)
CH (1) CH564296A5 (enrdf_load_stackoverflow)
DK (1) DK196574A (enrdf_load_stackoverflow)
ES (1) ES426700A1 (enrdf_load_stackoverflow)
FI (1) FI85774A7 (enrdf_load_stackoverflow)
FR (1) FR2242830B3 (enrdf_load_stackoverflow)
GB (1) GB1451169A (enrdf_load_stackoverflow)
IT (1) IT1020578B (enrdf_load_stackoverflow)
LU (1) LU69645A1 (enrdf_load_stackoverflow)
NL (1) NL7405042A (enrdf_load_stackoverflow)
NO (1) NO138010C (enrdf_load_stackoverflow)
SE (1) SE393508B (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2637147A1 (fr) * 1988-09-29 1990-03-30 Mutek Sarl Enceinte electro-acoustique omnidirectionnelle

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4836329A (en) * 1987-07-21 1989-06-06 Hughes Aircraft Company Loudspeaker system with wide dispersion baffle
GB2212694A (en) * 1987-11-21 1989-07-26 Robert Alfred Webb Speaker
GB2305062B (en) * 1995-09-06 2000-03-22 Thomas Davies Richard John Double accoustic deflector
US5784468A (en) * 1996-10-07 1998-07-21 Srs Labs, Inc. Spatial enhancement speaker systems and methods for spatially enhanced sound reproduction

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2637147A1 (fr) * 1988-09-29 1990-03-30 Mutek Sarl Enceinte electro-acoustique omnidirectionnelle
EP0362097A1 (fr) * 1988-09-29 1990-04-04 MUTEK SARL en liquidation Enceinte électro-acoustique omnidirectionnelle
US5086871A (en) * 1988-09-29 1992-02-11 Alain Barbe Omnidirectional electro-accoustical chamber

Also Published As

Publication number Publication date
IT1020578B (it) 1977-12-30
SE7403817L (enrdf_load_stackoverflow) 1975-03-03
FR2242830A1 (enrdf_load_stackoverflow) 1975-03-28
AT334436B (de) 1976-01-10
JPS50117817U (enrdf_load_stackoverflow) 1975-09-26
NO138010C (no) 1978-06-21
BE812893A (fr) 1974-07-15
SE393508B (sv) 1977-05-09
ES426700A1 (es) 1976-08-01
NO138010B (no) 1978-02-27
FR2242830B3 (enrdf_load_stackoverflow) 1977-01-07
GB1451169A (en) 1976-09-29
DK196574A (enrdf_load_stackoverflow) 1975-04-21
NO740917L (enrdf_load_stackoverflow) 1975-03-24
JPS5437296Y2 (enrdf_load_stackoverflow) 1979-11-09
CH564296A5 (enrdf_load_stackoverflow) 1975-07-15
NL7405042A (nl) 1975-03-04
FI85774A7 (enrdf_load_stackoverflow) 1975-03-01
ATA215974A (de) 1976-05-15

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