BE738857A - - Google Patents

Info

Publication number
BE738857A
BE738857A BE738857DA BE738857A BE 738857 A BE738857 A BE 738857A BE 738857D A BE738857D A BE 738857DA BE 738857 A BE738857 A BE 738857A
Authority
BE
Belgium
Application number
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
Publication of BE738857A publication Critical patent/BE738857A/xx

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B17/00—Monitoring; Testing
    • H04B17/40—Monitoring; Testing of relay systems
    • H04B17/401—Monitoring; Testing of relay systems with selective localization
    • H04B17/402—Monitoring; Testing of relay systems with selective localization using different frequencies
    • H04B17/403—Monitoring; 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)
BE738857D 1968-09-25 1969-09-15 BE738857A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR167602 1968-09-25

Publications (1)

Publication Number Publication Date
BE738857A true BE738857A (de) 1970-03-16

Family

ID=8654933

Family Applications (1)

Application Number Title Priority Date Filing Date
BE738857D BE738857A (de) 1968-09-25 1969-09-15

Country Status (7)

Country Link
US (1) US3629523A (de)
JP (1) JPS4926005B1 (de)
BE (1) BE738857A (de)
DE (1) DE1948540A1 (de)
FR (1) FR1589492A (de)
GB (1) GB1229698A (de)
NL (1) NL170907C (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4155020A (en) * 1977-10-18 1979-05-15 Sundstrand Corporation Snap-fit fastening system for attaching member to an electric motor
GB2075311B (en) * 1980-08-26 1984-10-03 Standard Telephones Cables Ltd Supervision of transmission systems
US4404514A (en) * 1981-08-24 1983-09-13 General Instrument Corporation Fault detection system as for locating faulty connections in a cable television system
DE19754785A1 (de) * 1997-12-10 1999-06-17 Cit Alcatel Zwischenverstärker für ein Kommunikationsnetz zum Empfang und zur Weiterleitung von Frequenzmultiplexsignalen
US9270202B2 (en) 2013-03-11 2016-02-23 Covidien Lp Constant power inverter with crest factor control

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1117171B (de) * 1959-08-03 1961-11-16 Felten & Guilleaume Carlswerk Traegerfrequenzuebertragungssystem mit Zweiweg-Zwischenverstaerkern und Verfahren zur Fernueberwachung dieser Verstaerker
US3311714A (en) * 1963-12-20 1967-03-28 Bell Telephone Labor Inc Method and apparatus for testing a repeatered transmission path
GB1021418A (en) * 1964-11-09 1966-03-02 Standard Telephones Cables Ltd Improvements in or relating to carrier current communication systems incorporating repeaters
DE1287644B (de) * 1967-03-29 1969-01-23

Also Published As

Publication number Publication date
NL170907B (nl) 1982-08-02
NL6914035A (de) 1970-03-31
DE1948540A1 (de) 1970-04-02
NL170907C (nl) 1983-01-03
JPS4926005B1 (de) 1974-07-05
GB1229698A (de) 1971-04-28
US3629523A (en) 1971-12-21
FR1589492A (de) 1970-03-31

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: CTI CIE INDUSTRIELLE DES TELECOMMUNICATIONS

Effective date: 19840915