DK133569B - FM/AM-omsætter til omsætning af en frekvensmoduleret bølge til en amplitudemoduleret bølge med undertrykt bærefrekvens. - Google Patents

FM/AM-omsætter til omsætning af en frekvensmoduleret bølge til en amplitudemoduleret bølge med undertrykt bærefrekvens.

Info

Publication number
DK133569B
DK133569B DK594764AA DK594764A DK133569B DK 133569 B DK133569 B DK 133569B DK 594764A A DK594764A A DK 594764AA DK 594764 A DK594764 A DK 594764A DK 133569 B DK133569 B DK 133569B
Authority
DK
Denmark
Prior art keywords
modulated wave
frequency
converter
converting
suppressed carrier
Prior art date
Application number
DK594764AA
Other languages
Danish (da)
English (en)
Other versions
DK133569C (fr
Inventor
Gerard Melchior
Pierre Cassagne
Original Assignee
Cft Comp Fse Television
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 Cft Comp Fse Television filed Critical Cft Comp Fse Television
Publication of DK133569B publication Critical patent/DK133569B/da
Application granted granted Critical
Publication of DK133569C publication Critical patent/DK133569C/da

Links

Classifications

    • 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
    • H03C—MODULATION
    • H03C1/00—Amplitude modulation
    • H03C1/50—Amplitude modulation by converting angle modulation to amplitude modulation
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N11/00—Colour television systems
    • H04N11/06—Transmission systems characterised by the manner in which the individual colour picture signal components are combined
    • H04N11/20—Conversion of the manner in which the individual colour picture signal components are combined, e.g. conversion of colour television standards
    • H04N11/22—Conversion of the manner in which the individual colour picture signal components are combined, e.g. conversion of colour television standards in which simultaneous signals are converted into sequential signals or vice versa

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Superheterodyne Receivers (AREA)
  • Color Television Systems (AREA)
  • Television Receiver Circuits (AREA)
  • Amplitude Modulation (AREA)
  • Transmitters (AREA)
DK594764AA 1963-12-03 1964-12-02 FM/AM-omsætter til omsætning af en frekvensmoduleret bølge til en amplitudemoduleret bølge med undertrykt bærefrekvens. DK133569B (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR955788A FR1388796A (fr) 1963-12-03 1963-12-03 Perfectionnements aux dispositifs de conversion d'une onde modulée en fréquence

Publications (2)

Publication Number Publication Date
DK133569B true DK133569B (da) 1976-06-08
DK133569C DK133569C (fr) 1976-12-06

Family

ID=8817940

Family Applications (1)

Application Number Title Priority Date Filing Date
DK594764AA DK133569B (da) 1963-12-03 1964-12-02 FM/AM-omsætter til omsætning af en frekvensmoduleret bølge til en amplitudemoduleret bølge med undertrykt bærefrekvens.

Country Status (13)

Country Link
US (1) US3348168A (fr)
JP (1) JPS4921444B1 (fr)
AT (1) AT248510B (fr)
BE (1) BE656365A (fr)
CH (1) CH417700A (fr)
DE (1) DE1262369B (fr)
DK (1) DK133569B (fr)
ES (1) ES306650A1 (fr)
FR (1) FR1388796A (fr)
GB (1) GB1075017A (fr)
LU (1) LU47491A1 (fr)
NL (1) NL149655B (fr)
SE (1) SE320406B (fr)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3757336A (en) * 1970-07-02 1973-09-04 Hughes Aircraft Co Antenna direction control system
BE795892A (fr) * 1972-02-28 1973-06-18 Radio Diffusion Tv Francaise Dispositif de conversion d'ondes modulees en frequence en ondes modulees en amplitude
US3806833A (en) * 1972-03-17 1974-04-23 Alden Res Found Video printer and fm to am signal converter
US4001729A (en) * 1975-03-31 1977-01-04 Hughes Aircraft Company Fm to am converter
GB1558678A (en) * 1975-08-14 1980-01-09 Nippon Electric Co Fm-to am or am-to-am carrier converters
US4835792A (en) * 1988-01-25 1989-05-30 California Institute Of Technology Universal FM receiver for mobile communications
US5333664A (en) * 1993-05-17 1994-08-02 Richard Sirianni Shower door protector shade
RU2277751C2 (ru) * 2004-07-05 2006-06-10 Виктор Николаевич Масленников Способ преобразования частоты с подавлением зеркальной помехи и преобразователь для его осуществления

Also Published As

Publication number Publication date
NL149655B (nl) 1976-05-17
DE1262369B (de) 1968-03-07
SE320406B (fr) 1970-02-09
NL6413974A (fr) 1965-06-04
CH417700A (fr) 1966-07-31
US3348168A (en) 1967-10-17
FR1388796A (fr) 1965-02-12
JPS4921444B1 (fr) 1974-06-01
LU47491A1 (fr) 1965-03-16
GB1075017A (en) 1967-07-12
BE656365A (fr) 1965-03-16
AT248510B (de) 1966-08-10
DK133569C (fr) 1976-12-06
ES306650A1 (es) 1965-04-16

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