FI47703B - - Google Patents

Info

Publication number
FI47703B
FI47703B FI03206/66A FI320666A FI47703B FI 47703 B FI47703 B FI 47703B FI 03206/66 A FI03206/66 A FI 03206/66A FI 320666 A FI320666 A FI 320666A FI 47703 B FI47703 B FI 47703B
Authority
FI
Finland
Application number
FI03206/66A
Other versions
FI47703C (fi
Inventor
G Gassmann
Original Assignee
Int Standard Electric Corp
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
Priority claimed from DEST22923A external-priority patent/DE1218020B/de
Application filed by Int Standard Electric Corp filed Critical Int Standard Electric Corp
Publication of FI47703B publication Critical patent/FI47703B/fi
Application granted granted Critical
Publication of FI47703C publication Critical patent/FI47703C/fi

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/44—Receiver circuitry for the reception of television signals according to analogue transmission standards
    • H04N5/50—Tuning indicators; Automatic tuning control
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03C—MODULATION
    • H03C3/00—Angle modulation
    • H03C3/02—Details
    • H03C3/06—Means for changing frequency deviation
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D1/00—Demodulation of amplitude-modulated oscillations
    • H03D1/22—Homodyne or synchrodyne circuits
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D1/00—Demodulation of amplitude-modulated oscillations
    • H03D1/22—Homodyne or synchrodyne circuits
    • H03D1/2281—Homodyne or synchrodyne circuits using a phase locked loop
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D3/00—Demodulation of angle-, frequency- or phase- modulated oscillations
    • H03D3/001—Details of arrangements applicable to more than one type of frequency demodulator
    • H03D3/003—Arrangements for reducing frequency deviation, e.g. by negative frequency feedback
    • H03D3/004—Arrangements for reducing frequency deviation, e.g. by negative frequency feedback wherein the demodulated signal is used for controlling an oscillator, e.g. the local oscillator
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D5/00—Circuits for demodulating amplitude-modulated or angle-modulated oscillations at will
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B15/00—Suppression or limitation of noise or interference
    • H04B15/02—Reducing interference from electric apparatus by means located at or near the interfering apparatus
    • H04B15/04—Reducing interference from electric apparatus by means located at or near the interfering apparatus the interference being caused by substantially sinusoidal oscillations, e.g. in a receiver or in a tape-recorder
    • H04B15/06—Reducing interference from electric apparatus by means located at or near the interfering apparatus the interference being caused by substantially sinusoidal oscillations, e.g. in a receiver or in a tape-recorder by local oscillators of receivers

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Superheterodyne Receivers (AREA)
  • Amplifiers (AREA)
FI663206A 1964-11-10 1966-12-02 Menetelmä suurtaajuisten sähköaaltojen vastaanottamiseksi. FI47703C (fi)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
DEST22923A DE1218020B (de) 1964-11-10 1964-11-10 Verfahren zur Demodulation einer hochfrequenten elektrischen Schwingung
DEST22927A DE1254200B (de) 1964-11-10 1964-11-11 Synchrodynempfaenger fuer hochfrequente elektrische Schwingungen
DEST023659 1965-04-09
DE1965ST024726 DE1283928C2 (de) 1964-11-10 1965-12-03 Synchrodynempfaenger fuer hochfrequente elektrische schwingungen

Publications (2)

Publication Number Publication Date
FI47703B true FI47703B (fi) 1973-10-31
FI47703C FI47703C (fi) 1974-02-11

Family

ID=27437448

Family Applications (1)

Application Number Title Priority Date Filing Date
FI663206A FI47703C (fi) 1964-11-10 1966-12-02 Menetelmä suurtaajuisten sähköaaltojen vastaanottamiseksi.

Country Status (4)

Country Link
AT (3) AT279690B (fi)
DE (3) DE1254200B (fi)
FI (1) FI47703C (fi)
FR (1) FR1466385A (fi)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB518480A (en) * 1938-07-23 1940-02-28 John Emyr Rhys Jones Improvements in or relating to electrical frequency-dependent control means, primarily for radio apparatus
DE864411C (de) * 1942-05-19 1953-01-26 Patelhold Patentverwertung Einrichtung zur Verringerung der Verstimmung eines Generators
BE482631A (fi) * 1946-03-04
GB662754A (en) * 1947-12-05 1951-12-12 Philips Nv Improvements in or relating to circuits for automatic frequency-correction

Also Published As

Publication number Publication date
DE1254200B (de) 1967-11-16
AT279690B (de) 1970-03-10
FR1466385A (fr) 1967-01-20
DE1283928C2 (de) 1976-03-25
DE1283928B (de) 1968-11-28
AT287803B (de) 1971-02-10
AT280374B (de) 1970-04-10
FI47703C (fi) 1974-02-11
DE1466420A1 (de) 1969-07-17

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