ES292745A1 - Disposiciën para demodular una onda portadora modulada en frecuencia - Google Patents

Disposiciën para demodular una onda portadora modulada en frecuencia

Info

Publication number
ES292745A1
ES292745A1 ES0292745A ES292745A ES292745A1 ES 292745 A1 ES292745 A1 ES 292745A1 ES 0292745 A ES0292745 A ES 0292745A ES 292745 A ES292745 A ES 292745A ES 292745 A1 ES292745 A1 ES 292745A1
Authority
ES
Spain
Prior art keywords
oscillator
discriminator
reproduced
signal
frequency
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
ES0292745A
Other languages
English (en)
Spanish (es)
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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 Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Publication of ES292745A1 publication Critical patent/ES292745A1/es
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/76—Television signal recording
    • H04N5/91—Television signal processing therefor
    • H04N5/93—Regeneration of the television signal or of selected parts thereof
    • H04N5/94—Signal drop-out compensation
    • 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
    • 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
    • H03D3/02—Demodulation of angle-, frequency- or phase- modulated oscillations by detecting phase difference between two signals obtained from input signal
    • H03D3/24—Modifications of demodulators to reject or remove amplitude variations by means of locked-in oscillator circuits
    • 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
    • H03D3/02—Demodulation of angle-, frequency- or phase- modulated oscillations by detecting phase difference between two signals obtained from input signal
    • H03D3/24—Modifications of demodulators to reject or remove amplitude variations by means of locked-in oscillator circuits
    • H03D3/241—Modifications of demodulators to reject or remove amplitude variations by means of locked-in oscillator circuits the oscillator being part of a phase locked loop

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Television Signal Processing For Recording (AREA)
ES0292745A 1962-10-24 1963-10-22 Disposiciën para demodular una onda portadora modulada en frecuencia Expired ES292745A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL284679 1962-10-24

Publications (1)

Publication Number Publication Date
ES292745A1 true ES292745A1 (es) 1963-12-01

Family

ID=19754191

Family Applications (1)

Application Number Title Priority Date Filing Date
ES0292745A Expired ES292745A1 (es) 1962-10-24 1963-10-22 Disposiciën para demodular una onda portadora modulada en frecuencia

Country Status (8)

Country Link
US (1) US3312782A (OSRAM)
AT (1) AT240438B (OSRAM)
BE (1) BE639028A (OSRAM)
CH (1) CH431637A (OSRAM)
DE (1) DE1284445B (OSRAM)
ES (1) ES292745A1 (OSRAM)
GB (1) GB1019504A (OSRAM)
NL (1) NL284679A (OSRAM)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL6402128A (nl) * 1964-03-04 1965-09-06 Philips Nv Inrichting voor het magnetisch registreren en aflezen van een televisiesignaal
GB1421093A (en) * 1974-05-09 1976-01-14 Mullard Ltd Frequency discriminator circuit arrangement

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2373546A (en) * 1942-06-10 1945-04-10 Rca Corp Phase modulation detector circuits
US2513763A (en) * 1945-01-04 1950-07-04 Rca Corp Locked-in oscillator circuit
GB650743A (en) * 1946-12-05 1951-02-28 Philips Nv Improvements in automatic frequency-correction circuit-arrangements
DE1100689B (de) * 1959-10-23 1961-03-02 Kienzle Apparate Gmbh Elektronischer Koordinatenschalter
FR1273631A (fr) * 1959-11-20 1961-10-13 Tokyo Shibaura Electric Co Systèmes pour empêcher des <manques> dans une reproduction d'un ruban vidéo

Also Published As

Publication number Publication date
CH431637A (de) 1967-03-15
NL284679A (OSRAM)
BE639028A (OSRAM)
DE1284445B (de) 1968-12-05
US3312782A (en) 1967-04-04
GB1019504A (en) 1966-02-09
AT240438B (de) 1965-05-25

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