GB1313320A - Centrally-controlled telecommunications exchange systems - Google Patents

Centrally-controlled telecommunications exchange systems

Info

Publication number
GB1313320A
GB1313320A GB4600970A GB4600970A GB1313320A GB 1313320 A GB1313320 A GB 1313320A GB 4600970 A GB4600970 A GB 4600970A GB 4600970 A GB4600970 A GB 4600970A GB 1313320 A GB1313320 A GB 1313320A
Authority
GB
United Kingdom
Prior art keywords
party
line
common
call
barred
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
GB4600970A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Siemens AG
Original Assignee
Siemens AG
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 Siemens AG filed Critical Siemens AG
Publication of GB1313320A publication Critical patent/GB1313320A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q3/00—Selecting arrangements
    • H04Q3/42—Circuit arrangements for indirect selecting controlled by common circuits, e.g. register controller, marker
    • H04Q3/54—Circuit arrangements for indirect selecting controlled by common circuits, e.g. register controller, marker in which the logic circuitry controlling the exchange is centralised
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Interface Circuits In Exchanges (AREA)
  • Exchange Systems With Centralized Control (AREA)
GB4600970A 1969-09-29 1970-09-28 Centrally-controlled telecommunications exchange systems Expired GB1313320A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19691949156 DE1949156B2 (de) 1969-09-29 1969-09-29 Schaltungsanordnung fuer zentralgesteuerte fernmelde insbe sondere fernsprechvermittlungsanlagen mit zweieranschluessen zur sperrung eines teilnehmers

Publications (1)

Publication Number Publication Date
GB1313320A true GB1313320A (en) 1973-04-11

Family

ID=5746830

Family Applications (1)

Application Number Title Priority Date Filing Date
GB4600970A Expired GB1313320A (en) 1969-09-29 1970-09-28 Centrally-controlled telecommunications exchange systems

Country Status (9)

Country Link
AT (1) AT309540B (de)
BE (1) BE756800A (de)
CH (1) CH520455A (de)
DE (1) DE1949156B2 (de)
FR (1) FR2062542A5 (de)
GB (1) GB1313320A (de)
LU (1) LU61762A1 (de)
NL (1) NL7013871A (de)
SE (1) SE354561B (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1149225B (it) * 1980-10-09 1986-12-03 Italtel Spa Disposizione circuitale per utenti duplex in centrali di commutazione telefonica di tipo elettronico

Also Published As

Publication number Publication date
CH520455A (de) 1972-03-15
SE354561B (de) 1973-03-12
FR2062542A5 (de) 1971-06-25
DE1949156A1 (de) 1971-04-15
LU61762A1 (de) 1971-01-18
AT309540B (de) 1973-08-27
DE1949156B2 (de) 1971-07-15
BE756800A (fr) 1971-03-29
NL7013871A (de) 1971-03-31

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee