FR2130425A1 - - Google Patents

Info

Publication number
FR2130425A1
FR2130425A1 FR7209523A FR7209523A FR2130425A1 FR 2130425 A1 FR2130425 A1 FR 2130425A1 FR 7209523 A FR7209523 A FR 7209523A FR 7209523 A FR7209523 A FR 7209523A FR 2130425 A1 FR2130425 A1 FR 2130425A1
Authority
FR
France
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.)
Withdrawn
Application number
FR7209523A
Other languages
French (fr)
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.)
Oak Electro Netics Corp
Original Assignee
Oak Electro Netics 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
Application filed by Oak Electro Netics Corp filed Critical Oak Electro Netics Corp
Publication of FR2130425A1 publication Critical patent/FR2130425A1/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
    • H03J7/00—Automatic frequency control; Automatic scanning over a band of frequencies
    • H03J7/02—Automatic frequency control
    • H03J7/04—Automatic frequency control where the frequency control is accomplished by varying the electrical characteristics of a non-mechanically adjustable element or where the nature of the frequency controlling element is not significant
    • H03J7/08—Automatic frequency control where the frequency control is accomplished by varying the electrical characteristics of a non-mechanically adjustable element or where the nature of the frequency controlling element is not significant using varactors, i.e. voltage variable reactive diodes
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D7/00—Transference of modulation from one carrier to another, e.g. frequency-changing
    • H03D7/16—Multiple-frequency-changing
    • H03D7/161—Multiple-frequency-changing all the frequency changers being connected in cascade

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Superheterodyne Receivers (AREA)
FR7209523A 1971-03-18 1972-03-17 Withdrawn FR2130425A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US12569971A 1971-03-18 1971-03-18

Publications (1)

Publication Number Publication Date
FR2130425A1 true FR2130425A1 (de) 1972-11-03

Family

ID=22420984

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7209523A Withdrawn FR2130425A1 (de) 1971-03-18 1972-03-17

Country Status (6)

Country Link
BE (1) BE780900A (de)
BR (1) BR7201580D0 (de)
DE (1) DE2212796A1 (de)
FR (1) FR2130425A1 (de)
IT (1) IT957575B (de)
NL (1) NL7203588A (de)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2482388A1 (fr) * 1980-05-08 1981-11-13 Visiodis Selecteur individuel de programmes de television
EP0176824A1 (de) * 1984-09-14 1986-04-09 Deutsche Thomson-Brandt GmbH Schaltungsanordnung zur Umsetzung einer Frequenz für Fernsehempfänger

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2713318C2 (de) * 1977-03-25 1981-09-10 Siemens AG, 1000 Berlin und 8000 München Frequenzumsetzer für den Rundfunk- und Fernsehbereich
NL193886C (nl) * 1988-02-16 2001-01-03 Tratec Telecom B V Frequentie-convertor en communicatie-inrichting voorzien van dergelijke frequentie-convertors.

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2482388A1 (fr) * 1980-05-08 1981-11-13 Visiodis Selecteur individuel de programmes de television
EP0176824A1 (de) * 1984-09-14 1986-04-09 Deutsche Thomson-Brandt GmbH Schaltungsanordnung zur Umsetzung einer Frequenz für Fernsehempfänger

Also Published As

Publication number Publication date
NL7203588A (de) 1972-09-20
BR7201580D0 (pt) 1973-05-29
DE2212796A1 (de) 1972-09-28
IT957575B (it) 1973-10-20
BE780900A (fr) 1972-07-17

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Legal Events

Date Code Title Description
ST Notification of lapse