GB1077539A - Circuit arrangement for the phase and frequency comparison of two signal voltages - Google Patents

Circuit arrangement for the phase and frequency comparison of two signal voltages

Info

Publication number
GB1077539A
GB1077539A GB289165A GB289165A GB1077539A GB 1077539 A GB1077539 A GB 1077539A GB 289165 A GB289165 A GB 289165A GB 289165 A GB289165 A GB 289165A GB 1077539 A GB1077539 A GB 1077539A
Authority
GB
United Kingdom
Prior art keywords
frequency
phase
voltage
transistor
signal
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
GB289165A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
STC PLC
Original Assignee
Standard Telephone and Cables PLC
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 Standard Telephone and Cables PLC filed Critical Standard Telephone and Cables PLC
Publication of GB1077539A publication Critical patent/GB1077539A/en
Expired legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00Details of colour television systems
    • H04N9/64Circuits for processing colour signals
    • H04N9/643Hue control means, e.g. flesh tone control
    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03DDEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D13/00Circuits for comparing the phase or frequency of two mutually-independent oscillations
    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03DDEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D13/00Circuits for comparing the phase or frequency of two mutually-independent oscillations
    • H03D13/007Circuits for comparing the phase or frequency of two mutually-independent oscillations by analog multiplication of the oscillations or by performing a similar analog operation on the oscillations
    • H03D13/008Circuits for comparing the phase or frequency of two mutually-independent oscillations by analog multiplication of the oscillations or by performing a similar analog operation on the oscillations using transistors
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00Details of colour television systems
    • H04N9/44Colour synchronisation
    • H04N9/455Generation of colour burst signals; Insertion of colour burst signals in colour picture signals or separation of colour burst signals from colour picture signals

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Processing Of Color Television Signals (AREA)
  • Networks Using Active Elements (AREA)
  • Jib Cranes (AREA)
GB289165A 1964-01-29 1965-01-22 Circuit arrangement for the phase and frequency comparison of two signal voltages Expired GB1077539A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DEST021621 1964-01-29
DEST021834 1964-03-13

Publications (1)

Publication Number Publication Date
GB1077539A true GB1077539A (en) 1967-08-02

Family

ID=25994229

Family Applications (1)

Application Number Title Priority Date Filing Date
GB289165A Expired GB1077539A (en) 1964-01-29 1965-01-22 Circuit arrangement for the phase and frequency comparison of two signal voltages

Country Status (8)

Country Link
AT (1) AT274069B (ja)
BE (1) BE659000A (ja)
DE (1) DE1287689B (ja)
FI (1) FI45902C (ja)
GB (1) GB1077539A (ja)
NL (1) NL6501143A (ja)
NO (1) NO116854B (ja)
SE (1) SE317100B (ja)

Also Published As

Publication number Publication date
DE1287689B (ja) 1969-01-23
NL6501143A (ja) 1965-07-30
DE1516313A1 (de) 1969-04-24
NO116854B (ja) 1969-06-02
SE317100B (ja) 1969-11-10
DE1516313B2 (de) 1972-10-05
AT274069B (de) 1969-09-10
FI45902B (ja) 1972-06-30
BE659000A (ja) 1965-07-29
FI45902C (fi) 1972-10-10

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