CH564296A5 - - Google Patents

Info

Publication number
CH564296A5
CH564296A5 CH345474A CH345474A CH564296A5 CH 564296 A5 CH564296 A5 CH 564296A5 CH 345474 A CH345474 A CH 345474A CH 345474 A CH345474 A CH 345474A CH 564296 A5 CH564296 A5 CH 564296A5
Authority
CH
Switzerland
Application number
CH345474A
Original Assignee
Widmann Gottlob Wigo & Soehne
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 Widmann Gottlob Wigo & Soehne filed Critical Widmann Gottlob Wigo & Soehne
Publication of CH564296A5 publication Critical patent/CH564296A5/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)
  • Golf Clubs (AREA)
  • Details Of Audible-Bandwidth Transducers (AREA)
CH345474A 1973-08-30 1974-03-12 CH564296A5 (ja)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
CH564296A5 true CH564296A5 (ja) 1975-07-15

Family

ID=6640354

Family Applications (1)

Application Number Title Priority Date Filing Date
CH345474A CH564296A5 (ja) 1973-08-30 1974-03-12

Country Status (14)

Country Link
JP (1) JPS5437296Y2 (ja)
AT (1) AT334436B (ja)
BE (1) BE812893A (ja)
CH (1) CH564296A5 (ja)
DK (1) DK196574A (ja)
ES (1) ES426700A1 (ja)
FI (1) FI85774A (ja)
FR (1) FR2242830B3 (ja)
GB (1) GB1451169A (ja)
IT (1) IT1020578B (ja)
LU (1) LU69645A1 (ja)
NL (1) NL7405042A (ja)
NO (1) NO138010C (ja)
SE (1) SE393508B (ja)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1989000799A1 (en) * 1987-07-21 1989-01-26 Hughes Aircraft Company Loudspeaker system with wide dispersion baffle
US5784468A (en) * 1996-10-07 1998-07-21 Srs Labs, Inc. Spatial enhancement speaker systems and methods for spatially enhanced sound reproduction

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2212694A (en) * 1987-11-21 1989-07-26 Robert Alfred Webb Speaker
FR2637147B1 (fr) * 1988-09-29 1990-12-28 Mutek Sarl Enceinte electro-acoustique omnidirectionnelle
GB2305062B (en) * 1995-09-06 2000-03-22 Thomas Davies Richard John Double accoustic deflector

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1989000799A1 (en) * 1987-07-21 1989-01-26 Hughes Aircraft Company Loudspeaker system with wide dispersion baffle
US4836329A (en) * 1987-07-21 1989-06-06 Hughes Aircraft Company Loudspeaker system with wide dispersion baffle
US5784468A (en) * 1996-10-07 1998-07-21 Srs Labs, Inc. Spatial enhancement speaker systems and methods for spatially enhanced sound reproduction

Also Published As

Publication number Publication date
SE7403817L (ja) 1975-03-03
DK196574A (ja) 1975-04-21
FI85774A (ja) 1975-03-01
BE812893A (fr) 1974-07-15
LU69645A1 (ja) 1974-07-10
JPS50117817U (ja) 1975-09-26
SE393508B (sv) 1977-05-09
FR2242830A1 (ja) 1975-03-28
NO138010C (no) 1978-06-21
NL7405042A (nl) 1975-03-04
NO138010B (no) 1978-02-27
NO740917L (ja) 1975-03-24
IT1020578B (it) 1977-12-30
AT334436B (de) 1976-01-10
ES426700A1 (es) 1976-08-01
JPS5437296Y2 (ja) 1979-11-09
ATA215974A (de) 1976-05-15
GB1451169A (en) 1976-09-29
FR2242830B3 (ja) 1977-01-07

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Legal Events

Date Code Title Description
PL Patent ceased