CH253600A - Installation de téléphonie multiple à courant porteur. - Google Patents

Installation de téléphonie multiple à courant porteur.

Info

Publication number
CH253600A
CH253600A CH253600DA CH253600A CH 253600 A CH253600 A CH 253600A CH 253600D A CH253600D A CH 253600DA CH 253600 A CH253600 A CH 253600A
Authority
CH
Switzerland
Prior art keywords
multiple carrier
carrier current
current telephony
telephony installation
installation
Prior art date
Application number
Other languages
English (en)
Inventor
Gloeilampenfabrieken N Philips
Original Assignee
Philips Nv
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 Philips Nv filed Critical Philips Nv
Publication of CH253600A publication Critical patent/CH253600A/fr

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J1/00—Frequency-division multiplex systems
    • H04J1/02—Details
    • H04J1/04—Frequency-transposition arrangements
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J1/00—Frequency-division multiplex systems
    • H04J1/02—Details
    • H04J1/12—Arrangements for reducing cross-talk between channels

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
CH253600D 1945-05-02 1946-04-30 Installation de téléphonie multiple à courant porteur. CH253600A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
BE253600X 1945-05-02

Publications (1)

Publication Number Publication Date
CH253600A true CH253600A (fr) 1948-03-15

Family

ID=3866617

Family Applications (1)

Application Number Title Priority Date Filing Date
CH253600D CH253600A (fr) 1945-05-02 1946-04-30 Installation de téléphonie multiple à courant porteur.

Country Status (2)

Country Link
CH (1) CH253600A (fr)
FR (1) FR926156A (fr)

Also Published As

Publication number Publication date
FR926156A (fr) 1947-09-23

Similar Documents

Publication Publication Date Title
DK77564C (da) Ovnanlæg.
CH279124A (fr) Installation de modulation à voies multiples.
CH285634A (fr) Installation de central de télécommunication.
CH281610A (fr) Installation de communication multiplex.
CH254883A (de) Kopiereinrichtung.
FR942670A (fr) Installation de radio-signalisation à voies multiples
CH267209A (fr) Convertisseur statique de courant.
CH253600A (fr) Installation de téléphonie multiple à courant porteur.
CH283934A (fr) Installation téléphonique.
FR948214A (fr) Installation télégraphique
FR911690A (fr) Installation de téléférage
CH262449A (de) Automatische Telephonanlage.
CH263120A (de) Einrichtung an Koaxialkabeln.
FR997254A (fr) Groupe générateur de courant alternatif
CH295849A (fr) Installation de télécommunication.
CH255845A (fr) Installation de téléphonie.
CH260966A (it) Interruttore elettrico ad apertura rapida mediante sforzo ridotto.
CH259581A (de) Elektrische Schalteinrichtung.
CH251227A (de) Wechselstromgenerator.
GR10490B (el) Γενικος ηλεκτρικος διακοπτης.
CH266977A (fr) Câble à conducteurs concentriques.
DK71981C (da) Elektrisk kontroller.
CH263435A (de) Telephonanlage.
FR930875A (fr) Installation téléphonique
FR921490A (fr) Transporteur à câble