NL169009B - Telecommunicatiestelsel. - Google Patents

Telecommunicatiestelsel.

Info

Publication number
NL169009B
NL169009B NL6803920.A NL6803920A NL169009B NL 169009 B NL169009 B NL 169009B NL 6803920 A NL6803920 A NL 6803920A NL 169009 B NL169009 B NL 169009B
Authority
NL
Netherlands
Prior art keywords
telecommunications system
telecommunications
Prior art date
Application number
NL6803920.A
Other languages
English (en)
Other versions
NL6803920A (nl
Original Assignee
Cit Alcatel
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 Cit Alcatel filed Critical Cit Alcatel
Publication of NL6803920A publication Critical patent/NL6803920A/xx
Publication of NL169009B publication Critical patent/NL169009B/nl

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B17/00Monitoring; Testing
    • H04B17/40Monitoring; Testing of relay systems
    • H04B17/401Monitoring; Testing of relay systems with selective localization
    • H04B17/402Monitoring; Testing of relay systems with selective localization using different frequencies
    • H04B17/403Monitoring; Testing of relay systems with selective localization using different frequencies generated by local oscillators

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Monitoring And Testing Of Transmission In General (AREA)
  • Amplifiers (AREA)
NL6803920.A 1967-03-29 1968-03-20 Telecommunicatiestelsel. NL169009B (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR100722A FR1525189A (fr) 1967-03-29 1967-03-29 Procédé et dispositif pour la télésurveillance des répéteurs

Publications (2)

Publication Number Publication Date
NL6803920A NL6803920A (nl) 1968-09-30
NL169009B true NL169009B (nl) 1981-12-16

Family

ID=8627778

Family Applications (2)

Application Number Title Priority Date Filing Date
NLAANVRAGE6803920,A NL169009C (nl) 1967-03-29 Telecommunicatiestelsel.
NL6803920.A NL169009B (nl) 1967-03-29 1968-03-20 Telecommunicatiestelsel.

Family Applications Before (1)

Application Number Title Priority Date Filing Date
NLAANVRAGE6803920,A NL169009C (nl) 1967-03-29 Telecommunicatiestelsel.

Country Status (9)

Country Link
US (1) US3557323A (nl)
JP (1) JPS4923045B1 (nl)
BE (1) BE712384A (nl)
DE (1) DE1287644B (nl)
FR (1) FR1525189A (nl)
GB (1) GB1154668A (nl)
LU (1) LU55718A1 (nl)
NL (2) NL169009B (nl)
OA (1) OA02774A (nl)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1589492A (nl) * 1968-09-25 1970-03-31
US3617657A (en) * 1969-08-25 1971-11-02 Bell Telephone Labor Inc Repeater monitoring system
NL7105347A (nl) * 1971-04-21 1972-10-24
NL171512C (nl) * 1972-08-24 1983-04-05 Philips Nv Foutlokalisatiesysteem voor lijnversterkers van versterkerstations in een transmissielijn.
US4207431A (en) * 1977-09-23 1980-06-10 Broadband Technologies, Inc. Apparatus and method for monitoring a communications system

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3059068A (en) * 1960-06-27 1962-10-16 Int Standard Electric Corp Carrier current communication systems incorporating repeaters

Also Published As

Publication number Publication date
FR1525189A (fr) 1968-05-17
US3557323A (en) 1971-01-19
GB1154668A (en) 1969-06-11
JPS4923045B1 (nl) 1974-06-13
NL6803920A (nl) 1968-09-30
OA02774A (fr) 1970-12-15
NL169009C (nl) 1900-01-01
BE712384A (nl) 1968-09-18
DE1287644B (nl) 1969-01-23
LU55718A1 (nl) 1969-10-02

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Legal Events

Date Code Title Description
DNT Communications of changes of names of applicants whose applications have been laid open to public inspection

Free format text: COMPAGNIE INDUSTRIELLE DES TELECOMMUNICATIONS CIT-ALCATEL

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