IT1067800B - CIRCUIT PROVISION FOR TELECOMMUNICATIONS SWITCHING SYSTEMS, ESPECIALLY FOR TELEPHONE SWITCHING SYSTEMS, WITH REVERSIBLE GROUPING COUPLING FIELDS - Google Patents

CIRCUIT PROVISION FOR TELECOMMUNICATIONS SWITCHING SYSTEMS, ESPECIALLY FOR TELEPHONE SWITCHING SYSTEMS, WITH REVERSIBLE GROUPING COUPLING FIELDS

Info

Publication number
IT1067800B
IT1067800B IT2973876A IT2973876A IT1067800B IT 1067800 B IT1067800 B IT 1067800B IT 2973876 A IT2973876 A IT 2973876A IT 2973876 A IT2973876 A IT 2973876A IT 1067800 B IT1067800 B IT 1067800B
Authority
IT
Italy
Prior art keywords
switching systems
reversible
coupling fields
telecommunications
circuit provision
Prior art date
Application number
IT2973876A
Other languages
Italian (it)
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
Application granted granted Critical
Publication of IT1067800B publication Critical patent/IT1067800B/en

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q3/00—Selecting arrangements
    • H04Q3/0008—Selecting arrangements using relay selectors in the switching stages
    • H04Q3/0012—Selecting arrangements using relay selectors in the switching stages in which the relays are arranged in a matrix configuration

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Use Of Switch Circuits For Exchanges And Methods Of Control Of Multiplex Exchanges (AREA)
IT2973876A 1975-11-27 1976-11-25 CIRCUIT PROVISION FOR TELECOMMUNICATIONS SWITCHING SYSTEMS, ESPECIALLY FOR TELEPHONE SWITCHING SYSTEMS, WITH REVERSIBLE GROUPING COUPLING FIELDS IT1067800B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19752553407 DE2553407C3 (en) 1975-11-27 1975-11-27 Circuit arrangement for telecommunications switching systems, in particular telephone switching systems, with switching matrices with reverse grouping

Publications (1)

Publication Number Publication Date
IT1067800B true IT1067800B (en) 1985-03-16

Family

ID=5962841

Family Applications (1)

Application Number Title Priority Date Filing Date
IT2973876A IT1067800B (en) 1975-11-27 1976-11-25 CIRCUIT PROVISION FOR TELECOMMUNICATIONS SWITCHING SYSTEMS, ESPECIALLY FOR TELEPHONE SWITCHING SYSTEMS, WITH REVERSIBLE GROUPING COUPLING FIELDS

Country Status (5)

Country Link
CH (1) CH612811A5 (en)
DE (1) DE2553407C3 (en)
FR (1) FR2333399A2 (en)
GB (1) GB1566421A (en)
IT (1) IT1067800B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2910284C2 (en) * 1979-03-15 1984-08-16 Siemens AG, 1000 Berlin und 8000 München Expandable switching network in modular design with connection path reversal for telecommunications, in particular telephone switching systems
DE2910253C2 (en) * 1979-03-15 1983-08-18 Siemens AG, 1000 Berlin und 8000 München Indirectly controlled switching system, in particular telephone switching system

Also Published As

Publication number Publication date
GB1566421A (en) 1980-04-30
DE2553407C3 (en) 1979-09-20
CH612811A5 (en) 1979-08-15
FR2333399B2 (en) 1981-06-12
FR2333399A2 (en) 1977-06-24
DE2553407A1 (en) 1977-06-08
DE2553407B2 (en) 1979-02-01

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