BE477862A - - Google Patents

Info

Publication number
BE477862A
BE477862A BE477862DA BE477862A BE 477862 A BE477862 A BE 477862A BE 477862D A BE477862D A BE 477862DA BE 477862 A BE477862 A BE 477862A
Authority
BE
Belgium
Prior art keywords
frequency
channel
circuit
relay
receiver
Prior art date
Application number
Other languages
English (en)
French (fr)
Publication of BE477862A publication Critical patent/BE477862A/fr

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B61RAILWAYS
    • B61LGUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
    • B61L15/00Indicators provided on the vehicle or train for signalling purposes
    • B61L15/0018Communication with or on the vehicle or train
    • B61L15/0036Conductor-based, e.g. using CAN-Bus, train-line or optical fibres
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04JMULTIPLEX COMMUNICATION
    • H04J1/00Frequency-division multiplex systems
    • H04J1/02Details
    • H04J1/10Intermediate station arrangements, e.g. for branching, for tapping-off

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mechanical Engineering (AREA)
  • Selective Calling Equipment (AREA)
BE477862D BE477862A (enrdf_load_stackoverflow)

Publications (1)

Publication Number Publication Date
BE477862A true BE477862A (enrdf_load_stackoverflow)

Family

ID=125810

Family Applications (1)

Application Number Title Priority Date Filing Date
BE477862D BE477862A (enrdf_load_stackoverflow)

Country Status (1)

Country Link
BE (1) BE477862A (enrdf_load_stackoverflow)

Similar Documents

Publication Publication Date Title
FR2527403A1 (fr) Systeme et circuit de telephone a haut-parleur
BE477862A (enrdf_load_stackoverflow)
BE477861A (enrdf_load_stackoverflow)
CH293580A (fr) Installation radiotéléphonique comprenant plusieurs postes mobiles.
DE2651954C3 (de) Schaltungsanordnung für einen organisch in ein Rundfunk-Gerät integrierten CB-Empfänger mit Ruftonsteuerung und Stand-By-Schaltung
BE406893A (enrdf_load_stackoverflow)
CH143531A (fr) Installation téléphonique automatique à haute fréquence.
BE506085A (enrdf_load_stackoverflow)
BE545093A (enrdf_load_stackoverflow)
BE483724A (enrdf_load_stackoverflow)
BE438042A (enrdf_load_stackoverflow)
BE477820A (enrdf_load_stackoverflow)
BE483535A (enrdf_load_stackoverflow)
BE466692A (enrdf_load_stackoverflow)
CH188738A (fr) Installation téléphonique.
BE332313A (enrdf_load_stackoverflow)
BE470231A (enrdf_load_stackoverflow)
BE470230A (enrdf_load_stackoverflow)
BE354594A (enrdf_load_stackoverflow)
BE409638A (enrdf_load_stackoverflow)
BE389548A (enrdf_load_stackoverflow)
BE334338A (enrdf_load_stackoverflow)
CH270406A (fr) Installation de télécommunication à onde porteuse.
BE412135A (enrdf_load_stackoverflow)
BE569223A (enrdf_load_stackoverflow)