JPS4826405A - - Google Patents

Info

Publication number
JPS4826405A
JPS4826405A JP46060236A JP6023671A JPS4826405A JP S4826405 A JPS4826405 A JP S4826405A JP 46060236 A JP46060236 A JP 46060236A JP 6023671 A JP6023671 A JP 6023671A JP S4826405 A JPS4826405 A JP S4826405A
Authority
JP
Japan
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.)
Granted
Application number
JP46060236A
Other languages
Japanese (ja)
Other versions
JPS5428686B2 (cg-RX-API-DMAC7.html
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 filed Critical
Priority to JP6023671A priority Critical patent/JPS5428686B2/ja
Priority to US00275667A priority patent/US3823269A/en
Publication of JPS4826405A publication Critical patent/JPS4826405A/ja
Publication of JPS5428686B2 publication Critical patent/JPS5428686B2/ja
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M3/00—Automatic or semi-automatic exchanges
    • H04M3/22—Arrangements for supervision, monitoring or testing
    • H04M3/24—Arrangements for supervision, monitoring or testing with provision for checking the normal operation
    • H04M3/244—Arrangements for supervision, monitoring or testing with provision for checking the normal operation for multiplex systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J3/00—Time-division multiplex systems
    • H04J3/02—Details
    • H04J3/14—Monitoring arrangements
    • 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
    • H04Q11/06—Time-space-time switching

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Monitoring And Testing Of Exchanges (AREA)
  • Use Of Switch Circuits For Exchanges And Methods Of Control Of Multiplex Exchanges (AREA)
JP6023671A 1971-08-11 1971-08-11 Expired JPS5428686B2 (cg-RX-API-DMAC7.html)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP6023671A JPS5428686B2 (cg-RX-API-DMAC7.html) 1971-08-11 1971-08-11
US00275667A US3823269A (en) 1971-08-11 1972-07-27 Speech path test system for time-division switching equipment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6023671A JPS5428686B2 (cg-RX-API-DMAC7.html) 1971-08-11 1971-08-11

Publications (2)

Publication Number Publication Date
JPS4826405A true JPS4826405A (cg-RX-API-DMAC7.html) 1973-04-07
JPS5428686B2 JPS5428686B2 (cg-RX-API-DMAC7.html) 1979-09-18

Family

ID=13136321

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6023671A Expired JPS5428686B2 (cg-RX-API-DMAC7.html) 1971-08-11 1971-08-11

Country Status (2)

Country Link
US (1) US3823269A (cg-RX-API-DMAC7.html)
JP (1) JPS5428686B2 (cg-RX-API-DMAC7.html)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4831812A (cg-RX-API-DMAC7.html) * 1971-08-30 1973-04-26
JPS53100710A (en) * 1977-02-15 1978-09-02 Oki Electric Ind Co Ltd Channel system test system for telephone exchange
JPS5434706A (en) * 1977-08-05 1979-03-14 Int Standard Electric Corp Communication facility continuity tester
JPS62111553A (ja) * 1985-11-11 1987-05-22 Oki Electric Ind Co Ltd ネツトワ−ク試験方式
JPH0352396A (ja) * 1989-07-19 1991-03-06 Nec Corp 通話路試験方式

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4064369A (en) * 1975-01-31 1977-12-20 North Electric Company Method and apparatus for path testing in a time division multiplex switching network
US4090035A (en) * 1975-12-17 1978-05-16 Martin Marietta Corporation Line access module
US4022979A (en) * 1975-12-29 1977-05-10 Bell Telephone Laboratories, Incorporated Automatic in-service digital trunk checking circuit and method
US4071704A (en) * 1977-01-26 1978-01-31 Trw, Inc. Service generator checking apparatus
US4103108A (en) * 1977-03-04 1978-07-25 Northern Telecom Limited Circuit and method for digitally measuring signal levels of pcm encoded signals
US4268722A (en) * 1978-02-13 1981-05-19 Motorola, Inc. Radiotelephone communications system
US4207433A (en) * 1978-09-25 1980-06-10 International Telephone And Telegraph Corporation Test arrangement for communication paths in time-division multiplexed switching systems
US4320497A (en) * 1978-12-07 1982-03-16 Tokyo Shibaura Denki Kabushiki Kaisha Method for testing communication paths
FR2503511A1 (fr) * 1981-04-03 1982-10-08 Cit Alcatel Dispositif de controle d'un reseau de connexion numerique
EP0062295B1 (fr) * 1981-04-03 1985-07-10 COMPAGNIE INDUSTRIELLE DES TELECOMMUNICATIONS CIT-ALCATEL S.A. dite: Réseau de connexion numérique
US4429391A (en) 1981-05-04 1984-01-31 Bell Telephone Laboratories, Incorporated Fault and error detection arrangement
SE431143B (sv) * 1982-05-26 1984-01-16 Ellemtel Utvecklings Ab Sett och anordning for genomkopplingskontroll i ett digitalt telekommunikationsnet av tidsmultiplex typ
US4486877A (en) * 1982-06-25 1984-12-04 At&T Bell Laboratories Packet switching loop-around network and facilities testing
US4510594A (en) * 1983-03-31 1985-04-09 At&T Bell Laboratories Loop-around testing facilities for a multiline protocol controller
US4745593A (en) * 1986-11-17 1988-05-17 American Telephone And Telegraph Company, At&T Bell Laboratories Arrangement for testing packet switching networks
EP0306002B1 (de) * 1987-09-01 1992-04-15 Siemens Aktiengesellschaft Verfahren zur adaptiven Phasenanpassung in einer taktsynchron betriebenen Breitband-Digitalsignal-Koppelanordnung
CA2025645C (en) * 1989-09-19 1999-01-19 Keiji Fukuda Control channel terminating interface and its testing device for sending and receiving signal

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4831812A (cg-RX-API-DMAC7.html) * 1971-08-30 1973-04-26
JPS53100710A (en) * 1977-02-15 1978-09-02 Oki Electric Ind Co Ltd Channel system test system for telephone exchange
JPS5434706A (en) * 1977-08-05 1979-03-14 Int Standard Electric Corp Communication facility continuity tester
JPS62111553A (ja) * 1985-11-11 1987-05-22 Oki Electric Ind Co Ltd ネツトワ−ク試験方式
JPH0352396A (ja) * 1989-07-19 1991-03-06 Nec Corp 通話路試験方式

Also Published As

Publication number Publication date
JPS5428686B2 (cg-RX-API-DMAC7.html) 1979-09-18
US3823269A (en) 1974-07-09

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