CA1159540A - Concentrateur numerique pour central telephonique numerique - Google Patents

Concentrateur numerique pour central telephonique numerique

Info

Publication number
CA1159540A
CA1159540A CA000366696A CA366696A CA1159540A CA 1159540 A CA1159540 A CA 1159540A CA 000366696 A CA000366696 A CA 000366696A CA 366696 A CA366696 A CA 366696A CA 1159540 A CA1159540 A CA 1159540A
Authority
CA
Canada
Prior art keywords
line
digital
operated
response
circuit
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
CA000366696A
Other languages
English (en)
Inventor
Michael J. Kelly
Robert L. Lindsay
David J. Stelte
Alex W. Kobylar
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.)
GTE Communication Systems Corp
Original Assignee
GTE Automatic Electric Inc
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 GTE Automatic Electric Inc filed Critical GTE Automatic Electric Inc
Priority to US06/289,954 priority Critical patent/US4385379A/en
Application granted granted Critical
Publication of CA1159540A publication Critical patent/CA1159540A/fr
Expired legal-status Critical Current

Links

Classifications

    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Sub-Exchange Stations And Push- Button Telephones (AREA)
  • Interface Circuits In Exchanges (AREA)
CA000366696A 1979-12-19 1980-12-12 Concentrateur numerique pour central telephonique numerique Expired CA1159540A (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US06/289,954 US4385379A (en) 1979-12-19 1981-08-05 Digital concentrator for use with a digital telephone office

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US10543679A 1979-12-19 1979-12-19
US105,436 1993-08-11

Publications (1)

Publication Number Publication Date
CA1159540A true CA1159540A (fr) 1983-12-27

Family

ID=22305841

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000366696A Expired CA1159540A (fr) 1979-12-19 1980-12-12 Concentrateur numerique pour central telephonique numerique

Country Status (2)

Country Link
BE (1) BE885962A (fr)
CA (1) CA1159540A (fr)

Also Published As

Publication number Publication date
BE885962A (fr) 1981-02-16

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Legal Events

Date Code Title Description
MKEX Expiry