CH256728A - Method and device for frequency control of a frequency-modulated oscillation, the modulating signal of which contains recurring control signals. - Google Patents

Method and device for frequency control of a frequency-modulated oscillation, the modulating signal of which contains recurring control signals.

Info

Publication number
CH256728A
CH256728A CH256728DA CH256728A CH 256728 A CH256728 A CH 256728A CH 256728D A CH256728D A CH 256728DA CH 256728 A CH256728 A CH 256728A
Authority
CH
Switzerland
Prior art keywords
frequency
modulating signal
control
control signals
modulated oscillation
Prior art date
Application number
Other languages
German (de)
Inventor
Ltd Electric Musica Industries
Original Assignee
Emi Ltd
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 Emi Ltd filed Critical Emi Ltd
Publication of CH256728A publication Critical patent/CH256728A/en

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03C—MODULATION
    • H03C3/00—Angle modulation
    • H03C3/02—Details
    • H03C3/09—Modifications of modulator for regulating the mean frequency
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/04—Systems for the transmission of one television signal, i.e. both picture and sound, by a single carrier
    • H04N7/045—Systems for the transmission of one television signal, i.e. both picture and sound, by a single carrier the carrier being frequency modulated

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Television Systems (AREA)
  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
CH256728D 1940-02-29 1946-08-12 Method and device for frequency control of a frequency-modulated oscillation, the modulating signal of which contains recurring control signals. CH256728A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB256728X 1940-02-29
GB50241X 1941-02-05

Publications (1)

Publication Number Publication Date
CH256728A true CH256728A (en) 1948-08-31

Family

ID=26239539

Family Applications (1)

Application Number Title Priority Date Filing Date
CH256728D CH256728A (en) 1940-02-29 1946-08-12 Method and device for frequency control of a frequency-modulated oscillation, the modulating signal of which contains recurring control signals.

Country Status (5)

Country Link
CH (1) CH256728A (en)
DE (1) DE969144C (en)
FR (1) FR932217A (en)
GB (1) GB539198A (en)
NL (2) NL83193C (en)

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE753551C (en) * 1939-04-15 1953-03-09 Fernseh Gmbh Method and device for receiving a signal sequence transmitted by means of frequency-modulated waves

Also Published As

Publication number Publication date
NL83193C (en)
FR932217A (en) 1948-03-16
DE969144C (en) 1958-05-08
NL137365B (en)
GB539198A (en) 1941-09-01

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