GB1269888A - Signalling supervision unit in automatic telecommunication exchange - Google Patents

Signalling supervision unit in automatic telecommunication exchange

Info

Publication number
GB1269888A
GB1269888A GB6627/70A GB662770A GB1269888A GB 1269888 A GB1269888 A GB 1269888A GB 6627/70 A GB6627/70 A GB 6627/70A GB 662770 A GB662770 A GB 662770A GB 1269888 A GB1269888 A GB 1269888A
Authority
GB
United Kingdom
Prior art keywords
junction
memory
data
signalling
mdj
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
GB6627/70A
Other languages
English (en)
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
Application filed by International Standard Electric Corp filed Critical International Standard Electric Corp
Publication of GB1269888A publication Critical patent/GB1269888A/en
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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J3/00—Time-division multiplex systems
    • H04J3/02—Details
    • H04J3/12—Arrangements providing for calling or supervisory signals

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Use Of Switch Circuits For Exchanges And Methods Of Control Of Multiplex Exchanges (AREA)
  • Time-Division Multiplex Systems (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Amplitude Modulation (AREA)
  • Monitoring And Testing Of Transmission In General (AREA)
GB6627/70A 1969-02-19 1970-02-11 Signalling supervision unit in automatic telecommunication exchange Expired GB1269888A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR6904113A FR2032113A5 (enExample) 1969-02-19 1969-02-19

Publications (1)

Publication Number Publication Date
GB1269888A true GB1269888A (en) 1972-04-06

Family

ID=9029300

Family Applications (1)

Application Number Title Priority Date Filing Date
GB6627/70A Expired GB1269888A (en) 1969-02-19 1970-02-11 Signalling supervision unit in automatic telecommunication exchange

Country Status (5)

Country Link
US (1) US3657698A (enExample)
CH (1) CH534994A (enExample)
ES (1) ES376687A1 (enExample)
FR (1) FR2032113A5 (enExample)
GB (1) GB1269888A (enExample)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE795167A (fr) * 1972-02-08 1973-05-29 Ericsson Telefon Ab L M Dispositif de production d'informations d'ordres de commutation pour la transmission de mots de modulation par impulsions codees
US4163209A (en) * 1977-09-28 1979-07-31 Harris Corporation Technique for controlling memoryful non-linearities
DE4142549A1 (de) * 1991-12-21 1993-06-24 Philips Patentverwaltung Schaltungsanordnung zur feststellung des wechsels der kennung in zyklisch ankommenden datenbloecken

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3335224A (en) * 1963-06-21 1967-08-08 Rca Corp Signal distortion detection by sampling digital diphase signals at twice the bit repetition rate
US3343125A (en) * 1964-02-13 1967-09-19 Automatic Elect Lab Apparatus for detecting errors in a polylevel coded waveform
US3461426A (en) * 1966-04-20 1969-08-12 Lenkurt Electric Co Inc Error detection for modified duobinary systems

Also Published As

Publication number Publication date
ES376687A1 (es) 1972-09-16
CH534994A (fr) 1973-03-15
FR2032113A5 (enExample) 1970-11-20
US3657698A (en) 1972-04-18

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