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GB1017790A - Improvements in or relating to telecommunications systems - Google Patents

Improvements in or relating to telecommunications systems

Info

Publication number
GB1017790A
GB1017790A GB5129964A GB5129964A GB1017790A GB 1017790 A GB1017790 A GB 1017790A GB 5129964 A GB5129964 A GB 5129964A GB 5129964 A GB5129964 A GB 5129964A GB 1017790 A GB1017790 A GB 1017790A
Authority
GB
United Kingdom
Prior art keywords
exchanges
ranks
relating
rank
telecommunications systems
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
GB5129964A
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 and Halske AG
Siemens Corp
Original Assignee
Siemens and Halske AG
Siemens Corp
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 and Halske AG, Siemens Corp filed Critical Siemens and Halske AG
Publication of GB1017790A publication Critical patent/GB1017790A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q3/00—Selecting arrangements
    • H04Q3/0016—Arrangements providing connection between exchanges

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Telephonic Communication Services (AREA)
  • Meter Arrangements (AREA)
  • Exchange Systems With Centralized Control (AREA)

Abstract

1,017,790. Automatic exchange systems. SIEMENS & HALSKE A.G. Dec. 15, 1964 [Dec. 16, 1963], No. 51299/64. Heading H4K. In a network such as the German national trunk dialling network in which exchanges are arranged in a top rank A, one or more intermediate ranks B and a bottom rank C, those in the ranks B, C being grouped, in order to assist routing, all the exchanges in the ranks B, C are connected to two exchanges of the next higher rank.
GB5129964A 1963-12-16 1964-12-15 Improvements in or relating to telecommunications systems Expired GB1017790A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE1963S0088743 DE1257868B (en) 1963-12-16 1963-12-16 Arrangement for a network of telecommunications, in particular telephone exchanges, which have exchanges in several network levels

Publications (1)

Publication Number Publication Date
GB1017790A true GB1017790A (en) 1966-01-19

Family

ID=7514654

Family Applications (1)

Application Number Title Priority Date Filing Date
GB5129964A Expired GB1017790A (en) 1963-12-16 1964-12-15 Improvements in or relating to telecommunications systems

Country Status (5)

Country Link
BE (1) BE657188A (en)
CH (1) CH430808A (en)
DE (1) DE1257868B (en)
GB (1) GB1017790A (en)
NL (1) NL6413521A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3318544C1 (en) * 1983-05-20 1984-09-13 Siemens AG, 1000 Berlin und 8000 München Telecommunication network, in particular telephone network, with trunk lines connecting network nodes to one another and forming network extensions

Also Published As

Publication number Publication date
NL6413521A (en) 1965-06-17
BE657188A (en) 1965-06-16
DE1257868B (en) 1968-01-04
CH430808A (en) 1967-02-28

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