ATA305876A - Schaltungsanordnung zur uebertragung zu- saetzlicher schaltkennzeichen in getraegerten teilnehmerstromkreisen in nachrichtennetzen - Google Patents

Schaltungsanordnung zur uebertragung zu- saetzlicher schaltkennzeichen in getraegerten teilnehmerstromkreisen in nachrichtennetzen

Info

Publication number
ATA305876A
ATA305876A AT305876A AT305876A ATA305876A AT A305876 A ATA305876 A AT A305876A AT 305876 A AT305876 A AT 305876A AT 305876 A AT305876 A AT 305876A AT A305876 A ATA305876 A AT A305876A
Authority
AT
Austria
Prior art keywords
transmission
carried out
circuit arrangement
communication networks
additional switching
Prior art date
Application number
AT305876A
Other languages
English (en)
Other versions
AT354525B (de
Inventor
Geza Ing Beszedics
Original Assignee
Itt Austria
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 Itt Austria filed Critical Itt Austria
Priority to AT305876A priority Critical patent/AT354525B/de
Publication of ATA305876A publication Critical patent/ATA305876A/de
Application granted granted Critical
Publication of AT354525B publication Critical patent/AT354525B/de

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q11/00—Selecting arrangements for multiplex systems
    • H04Q11/02—Selecting arrangements for multiplex systems for frequency-division multiplexing
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q5/00—Selecting arrangements wherein two or more subscriber stations are connected by the same line to the exchange
    • H04Q5/24—Selecting arrangements wherein two or more subscriber stations are connected by the same line to the exchange for two-party-line systems
    • H04Q5/245—Circuit arrangements in which for one subscriber low frequency speech and/or signalling signals proceed on the line, while for the other subscriber the low frequency speech and/or signalling signals are modulated upon a high frequency carrier signal

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Telephonic Communication Services (AREA)
AT305876A 1976-04-27 1976-04-27 Schaltungsanordnung zur uebertragung zu- saetzlicher schaltkennzeichen in getraegerten teilnehmerstromkreisen in nachrichtennetzen AT354525B (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AT305876A AT354525B (de) 1976-04-27 1976-04-27 Schaltungsanordnung zur uebertragung zu- saetzlicher schaltkennzeichen in getraegerten teilnehmerstromkreisen in nachrichtennetzen

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT305876A AT354525B (de) 1976-04-27 1976-04-27 Schaltungsanordnung zur uebertragung zu- saetzlicher schaltkennzeichen in getraegerten teilnehmerstromkreisen in nachrichtennetzen

Publications (2)

Publication Number Publication Date
ATA305876A true ATA305876A (de) 1979-06-15
AT354525B AT354525B (de) 1980-01-10

Family

ID=3544636

Family Applications (1)

Application Number Title Priority Date Filing Date
AT305876A AT354525B (de) 1976-04-27 1976-04-27 Schaltungsanordnung zur uebertragung zu- saetzlicher schaltkennzeichen in getraegerten teilnehmerstromkreisen in nachrichtennetzen

Country Status (1)

Country Link
AT (1) AT354525B (de)

Also Published As

Publication number Publication date
AT354525B (de) 1980-01-10

Similar Documents

Publication Publication Date Title
JPS51131202A (en) Communication circuit network
JPS5728492A (en) Switching circuit network
JPS5354402A (en) Circuit for setting subscriber*s key telephone set
IL53168A0 (en) Switching arrangements for telephone switchboards
FI773859A7 (fi) Kopplingskrets foer telefon
GB2055274B (en) Telecommunications line circuit
CH613326A5 (en) Circuit arrangement for telecommunications switching systems, in particular telephone switching systems, with switching networks and with central and partially central devices
JPS52139302A (en) Automatic circuit switching unit
ATA305876A (de) Schaltungsanordnung zur uebertragung zu- saetzlicher schaltkennzeichen in getraegerten teilnehmerstromkreisen in nachrichtennetzen
AT345350B (de) Schaltungsanordnung fuer teilnehmerschaltungen mit tastengesteuerten waehleinrichtungen in fernmelde-, insbesondere fernsprechanlagen
JPS54159114A (en) Electronic telephone circuit for subscriber channel
AT369601B (de) Schaltungsanordnung zur rufabschaltung in fernsprech-vermittlungsanlagen
JPS5365006A (en) Time division switching circuit network
JPS53126202A (en) Composite data exchange system
GB1557661A (en) Telecommunication switching networks
AR214120A1 (es) Disposicion de circuito para centrales de telecomunicacion,particularmente centrales telefonicas
AT384919B (de) Schaltungsanordnung fuer fernsprechnetze
BE842960A (fr) Circuit de communication et reseau utilisant de tels circuits
AT345901B (de) Schaltungsanordnung fuer fernmeldeanlagen, insbesondere fernsprechvermittlungsanlagen
IL52671A (en) Switching arrangements for telephone switchboards
DK120378A (da) Tidsmultipleks-kommunikationskobling til forbindelse af totraadsliniekredse i tidsmultipleks
AT349074B (de) Schaltungsanordnung fuer fernmeldeanlagen, ins- besondere fernsprechvermittlungsanlagen mit pruef- und belegungsstromkreisen
AT379478B (de) Schaltungsanordnung fuer teilnehmerapparate in fernsprechnebenstellenanlagen mit tonfrequenter tastwahl
AT376521B (de) Schutzschalter, insbesondere fuer fernmeldestromkreise
RO80536A (ro) Dispo0itiv pentru comutarea circuitelor electrice

Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee
EFA Change in the company name
ELJ Ceased due to non-payment of the annual fee