AT348597B - TELEPHONE NETWORK WITH SWITCHING SYSTEMS THAT ARE CONNECTED TO EACH OTHER CONNECTION LINES, IN PARTICULAR EXTENSION NETWORK WITH A MAIN SYSTEM THAT IS CONNECTED TO DIALING SYSTEMS WITH EXTENSION LINES - Google Patents

TELEPHONE NETWORK WITH SWITCHING SYSTEMS THAT ARE CONNECTED TO EACH OTHER CONNECTION LINES, IN PARTICULAR EXTENSION NETWORK WITH A MAIN SYSTEM THAT IS CONNECTED TO DIALING SYSTEMS WITH EXTENSION LINES

Info

Publication number
AT348597B
AT348597B AT474776A AT474776A AT348597B AT 348597 B AT348597 B AT 348597B AT 474776 A AT474776 A AT 474776A AT 474776 A AT474776 A AT 474776A AT 348597 B AT348597 B AT 348597B
Authority
AT
Austria
Prior art keywords
extension
systems
lines
network
main system
Prior art date
Application number
AT474776A
Other languages
German (de)
Other versions
ATA474776A (en
Original Assignee
Siemens Ag
Telefonbau & Normalzeit Gmbh
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
Priority claimed from DE19752532973 external-priority patent/DE2532973C3/en
Application filed by Siemens Ag, Telefonbau & Normalzeit Gmbh filed Critical Siemens Ag
Priority to AT899377A priority Critical patent/AT361988B/en
Priority to AT899277A priority patent/AT361987B/en
Priority to AT899177A priority patent/AT358106B/en
Publication of ATA474776A publication Critical patent/ATA474776A/en
Application granted granted Critical
Publication of AT348597B publication Critical patent/AT348597B/en

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q3/00—Selecting arrangements
    • H04Q3/58—Arrangements providing connection between main exchange and sub-exchange or satellite
    • H04Q3/62—Arrangements providing connection between main exchange and sub-exchange or satellite for connecting to private branch exchanges
    • H04Q3/625—Arrangements in the private branch exchange
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q1/00—Details of selecting apparatus or arrangements
    • H04Q1/18—Electrical details
    • H04Q1/30—Signalling arrangements; Manipulation of signalling currents
    • H04Q1/44—Signalling arrangements; Manipulation of signalling currents using alternate current

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • Astronomy & Astrophysics (AREA)
  • General Physics & Mathematics (AREA)
  • Sub-Exchange Stations And Push- Button Telephones (AREA)
  • Telephonic Communication Services (AREA)
AT474776A 1975-07-23 1976-06-29 TELEPHONE NETWORK WITH SWITCHING SYSTEMS THAT ARE CONNECTED TO EACH OTHER CONNECTION LINES, IN PARTICULAR EXTENSION NETWORK WITH A MAIN SYSTEM THAT IS CONNECTED TO DIALING SYSTEMS WITH EXTENSION LINES AT348597B (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
AT899377A AT361988B (en) 1975-07-23 1977-12-15 TELEPHONE NETWORK WITH SWITCHING PLANTS CONNECTED TO OTHER LINKS, IN PARTICULAR SUBSIDIARY NETWORK WITH A MAIN PLANT CONNECTED WITH SUBSIDE LINES TO SELECTING SUBSYSTEMS
AT899277A AT361987B (en) 1975-07-23 1977-12-15 TELEPHONE NETWORK WITH SWITCHING PLANTS CONNECTED TO OTHER LINKS, IN PARTICULAR SUBSIDIARY NETWORK WITH A MAIN PLANT CONNECTED WITH SUBSIDE LINES TO SELECTING SUBSYSTEMS
AT899177A AT358106B (en) 1975-07-23 1977-12-15 TELEPHONE NETWORK WITH SWITCHING PLANTS CONNECTED TO OTHER LINKS, IN PARTICULAR SUBSIDIARY NETWORK WITH A MAIN PLANT CONNECTED TO SUB-SUBSIDE LINES WITH SELECTING SUBSYSTEMS

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19752532973 DE2532973C3 (en) 1975-07-23 Method using a system for exchanging switching indicators in connection traffic in telephone networks, in particular in private branch exchange networks with dial-up subsystem traffic

Publications (2)

Publication Number Publication Date
ATA474776A ATA474776A (en) 1978-07-15
AT348597B true AT348597B (en) 1979-02-26

Family

ID=5952277

Family Applications (1)

Application Number Title Priority Date Filing Date
AT474776A AT348597B (en) 1975-07-23 1976-06-29 TELEPHONE NETWORK WITH SWITCHING SYSTEMS THAT ARE CONNECTED TO EACH OTHER CONNECTION LINES, IN PARTICULAR EXTENSION NETWORK WITH A MAIN SYSTEM THAT IS CONNECTED TO DIALING SYSTEMS WITH EXTENSION LINES

Country Status (1)

Country Link
AT (1) AT348597B (en)

Also Published As

Publication number Publication date
ATA474776A (en) 1978-07-15
DE2532973A1 (en) 1977-01-27
DE2532973B2 (en) 1977-05-26

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee