FR73393E - Système de bureaux centraux de télécommunications - Google Patents

Système de bureaux centraux de télécommunications

Info

Publication number
FR73393E
FR73393E FR760199A FR760199A FR73393E FR 73393 E FR73393 E FR 73393E FR 760199 A FR760199 A FR 760199A FR 760199 A FR760199 A FR 760199A FR 73393 E FR73393 E FR 73393E
Authority
FR
France
Prior art keywords
central office
office system
telecommunications central
telecommunications
office
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
FR760199A
Other languages
English (en)
Inventor
Desmond Sydney Ridler
Wincenty Bezdel
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.)
International Standard Electric Corp
Original Assignee
International Standard Electric 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
Priority claimed from GB1429356A external-priority patent/GB814183A/en
Application filed by International Standard Electric Corp filed Critical International Standard Electric Corp
Priority to FR760199A priority Critical patent/FR73393E/fr
Application granted granted Critical
Publication of FR73393E publication Critical patent/FR73393E/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J3/00—Time-division multiplex systems
    • H04J3/16—Time-division multiplex systems in which the time allocation to individual channels within a transmission cycle is variable, e.g. to accommodate varying complexity of signals, to vary number of channels transmitted
    • H04J3/1682—Allocation of channels according to the instantaneous demands of the users, e.g. concentrated multiplexers, statistical multiplexers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J3/00—Time-division multiplex systems
    • H04J3/16—Time-division multiplex systems in which the time allocation to individual channels within a transmission cycle is variable, e.g. to accommodate varying complexity of signals, to vary number of channels transmitted
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J3/00—Time-division multiplex systems
    • H04J3/17—Time-division multiplex systems in which the transmission channel allotted to a first user may be taken away and re-allotted to a second user if the first user becomes inactive, e.g. TASI
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M15/00—Arrangements for metering, time-control or time indication ; Metering, charging or billing arrangements for voice wireline or wireless communications, e.g. VoIP
    • H04M15/04—Recording calls, or communications in printed, perforated or other permanent form
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q11/00—Selecting arrangements for multiplex systems
    • H04Q11/04—Selecting arrangements for multiplex systems for time-division multiplexing
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q3/00—Selecting arrangements
    • H04Q3/0004—Selecting arrangements using crossbar selectors in the switching stages
    • 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)
  • Signal Processing (AREA)
FR760199A 1956-05-08 1958-03-11 Système de bureaux centraux de télécommunications Expired FR73393E (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR760199A FR73393E (fr) 1956-05-08 1958-03-11 Système de bureaux centraux de télécommunications

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB1429356A GB814183A (en) 1956-05-08 Improvements in or relating to automatic telecommunication exchanges
FR760199A FR73393E (fr) 1956-05-08 1958-03-11 Système de bureaux centraux de télécommunications

Publications (1)

Publication Number Publication Date
FR73393E true FR73393E (fr) 1960-06-27

Family

ID=26183363

Family Applications (1)

Application Number Title Priority Date Filing Date
FR760199A Expired FR73393E (fr) 1956-05-08 1958-03-11 Système de bureaux centraux de télécommunications

Country Status (1)

Country Link
FR (1) FR73393E (fr)

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