BE836699A - Emetteur de lumiere module a frequence acoustique dans un appareil de communication - Google Patents

Emetteur de lumiere module a frequence acoustique dans un appareil de communication

Info

Publication number
BE836699A
BE836699A BE162794A BE162794A BE836699A BE 836699 A BE836699 A BE 836699A BE 162794 A BE162794 A BE 162794A BE 162794 A BE162794 A BE 162794A BE 836699 A BE836699 A BE 836699A
Authority
BE
Belgium
Prior art keywords
communication device
light emitter
frequency module
acoustic frequency
module light
Prior art date
Application number
BE162794A
Other languages
English (en)
French (fr)
Inventor
J Bulow
B Schmitt
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 BE836699A publication Critical patent/BE836699A/xx

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
    • H04B10/50—Transmitters
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/06—Receivers
    • H04B1/08—Constructional details, e.g. cabinet

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Optical Communication System (AREA)
  • Circuits Of Receivers In General (AREA)
BE162794A 1975-08-30 1975-12-16 Emetteur de lumiere module a frequence acoustique dans un appareil de communication BE836699A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19757527487 DE7527487U (de) 1975-08-30 1975-08-30 Tonmodulierter lichtsender in nachrichtengeraeten

Publications (1)

Publication Number Publication Date
BE836699A true BE836699A (fr) 1976-04-16

Family

ID=6655107

Family Applications (1)

Application Number Title Priority Date Filing Date
BE162794A BE836699A (fr) 1975-08-30 1975-12-16 Emetteur de lumiere module a frequence acoustique dans un appareil de communication

Country Status (8)

Country Link
BE (1) BE836699A (xx)
CH (1) CH590593A5 (xx)
DE (1) DE7527487U (xx)
DK (1) DK976A (xx)
FR (1) FR2322488A1 (xx)
GB (1) GB1503265A (xx)
IT (1) IT219822Z2 (xx)
NL (1) NL7600375A (xx)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1150715B (it) * 1982-03-19 1986-12-17 Marco Clementi Autoradio con dispositivi che ne permettono la manovra a distanza
GB2232290B (en) * 1989-04-11 1994-02-23 Barcrest Ltd Relay system

Also Published As

Publication number Publication date
DK976A (da) 1977-03-01
CH590593A5 (xx) 1977-08-15
DE7527487U (de) 1976-01-02
NL7600375A (nl) 1977-03-02
FR2322488A1 (fr) 1977-03-25
FR2322488B3 (xx) 1979-03-09
GB1503265A (en) 1978-03-08
IT219822Z2 (it) 1993-05-18

Similar Documents

Publication Publication Date Title
FR2326096A1 (fr) Dispositif a miroir oscillant
BE839829A (fr) Appareil a lumiere ultra-violette a pulsation rapide
BE872506A (fr) Dispositif emetteur de lumiere a excitation lumineuse
IT1042255B (it) Dispositivo di accoppiamento a raggi laser
FR2328979A1 (fr) Dispositif a lentille electrochroique
IT1030142B (it) Dispositivo i allarme acustico
SE7803749L (sv) Akustisk vaganordning
NL7507711A (nl) Akoestische oppervlaktegolf-inrichting.
RO70559A (ro) Dispozitiv de montare a elementelor optice
FR2282191A1 (fr) Dispositif a ondes acoustiques superficielles
BE820782A (fr) Appareil de prise de vues a source lumineuse incorporee
FR2308863A1 (fr) Dispositif a source lumineuse
BE814865A (fr) Dispositif de telecommunications a division de frequence et division temporelle
FR2314776A1 (fr) Dispositif vibrant a action dirigee
BE833480A (fr) Dispositif optique
FR2314632A1 (fr) Dispositif a ondes acoustiques de surface
FR2283016A1 (fr) Appareil de calquage optique
FR2276606A1 (fr) Appareil de reproduction photographique
NL7701845A (nl) Akoestische-oppervlaktegolfinrichting.
FR2352437A1 (fr) Dispositif de modulation de frequence
NL179859C (nl) Akoestische oppervalktegolfinrichting.
FR2295444A1 (fr) Dispositif optique
BE832654A (fr) Appareil optique
BE821003A (fr) Dispositif a ondes de surface acoustiques
BE836699A (fr) Emetteur de lumiere module a frequence acoustique dans un appareil de communication