NL78145C - - Google Patents

Info

Publication number
NL78145C
NL78145C NL78145DA NL78145C NL 78145 C NL78145 C NL 78145C NL 78145D A NL78145D A NL 78145DA NL 78145 C NL78145 C NL 78145C
Authority
NL
Netherlands
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.)
Publication of NL78145C publication Critical patent/NL78145C/xx

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B3/00—Line transmission systems
    • H04B3/02—Details
    • H04B3/46—Monitoring; Testing
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/14—Relay systems
    • H04B7/15—Active relay systems
    • H04B7/155—Ground-based stations

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Transmitters (AREA)
NL78145D 1949-09-20 NL78145C (enrdf_load_html_response)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1024696X 1949-09-20

Publications (1)

Publication Number Publication Date
NL78145C true NL78145C (enrdf_load_html_response)

Family

ID=4553296

Family Applications (1)

Application Number Title Priority Date Filing Date
NL78145D NL78145C (enrdf_load_html_response) 1949-09-20

Country Status (4)

Country Link
CH (1) CH275999A (enrdf_load_html_response)
DE (1) DE844325C (enrdf_load_html_response)
FR (1) FR1024696A (enrdf_load_html_response)
NL (1) NL78145C (enrdf_load_html_response)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2691065A (en) * 1951-01-12 1954-10-05 Rca Corp Multiplex relay system
DE1034716B (de) * 1952-02-09 1958-07-24 Iapatelholdiapatentverwertungs Einrichtung zur Funktionspruefung einer frequenzmodulierten Empfangsanlage
DE972510C (de) * 1952-10-03 1959-08-06 Andre Eugene Pinet Verriegelungsvorrichtung fuer Empfaenger in Mehrfachuebertragungssystemen
US2876341A (en) * 1953-06-11 1959-03-03 Western Union Telegraph Co Fault alarm radio repeater system
US3048840A (en) * 1956-03-06 1962-08-07 Itt Communication system
DE1047272B (de) * 1957-09-25 1958-12-24 Siemens Ag Richtfunkverbindung mit mindestens drei Radiofrequenzkanaelen und einem Ersatzkanal
DE1245446B (de) * 1962-02-20 1967-07-27 Siemens Ag Richtfunk-UEberlagerungsempfaenger fuer in der Frequenz modulierte Wellen

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2128230A (en) * 1937-09-02 1938-08-30 Bell Telephone Labor Inc Power transfer circuit

Also Published As

Publication number Publication date
CH275999A (de) 1951-06-15
FR1024696A (fr) 1953-04-03
DE844325C (de) 1952-07-21

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