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BE474855A - - Google Patents

Info

Publication number
BE474855A
BE474855A BE474855DA BE474855A BE 474855 A BE474855 A BE 474855A BE 474855D A BE474855D A BE 474855DA BE 474855 A BE474855 A BE 474855A
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.)
Publication of BE474855A publication Critical patent/BE474855A/xx

Links

Classifications

    • 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
    • H04B7/15528—Control of operation parameters of a relay station to exploit the physical medium
    • H04B7/15542—Selecting at relay station its transmit and receive resources
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D7/00—Transference of modulation from one carrier to another, e.g. frequency-changing
    • H03D7/14—Balanced arrangements
    • H03D7/1408—Balanced arrangements with diodes
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/38—Transmitter circuitry for the transmission of television signals according to analogue transmission standards
    • H04N5/40—Modulation circuits

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Power Engineering (AREA)
BE474855D 1942-06-29 BE474855A (xx)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US938877XA 1942-06-29 1942-06-29

Publications (1)

Publication Number Publication Date
BE474855A true BE474855A (xx)

Family

ID=22241562

Family Applications (1)

Application Number Title Priority Date Filing Date
BE474855D BE474855A (xx) 1942-06-29

Country Status (2)

Country Link
BE (1) BE474855A (xx)
FR (1) FR938877A (xx)

Also Published As

Publication number Publication date
FR938877A (fr) 1948-10-27

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