FR841648A - Frequency changers - Google Patents

Frequency changers

Info

Publication number
FR841648A
FR841648A FR841648DA FR841648A FR 841648 A FR841648 A FR 841648A FR 841648D A FR841648D A FR 841648DA FR 841648 A FR841648 A FR 841648A
Authority
FR
France
Prior art keywords
frequency changers
changers
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
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.)
Thales SA
Original Assignee
Le Materiel Telephonique Thomson CSF
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 Le Materiel Telephonique Thomson CSF filed Critical Le Materiel Telephonique Thomson CSF
Application granted granted Critical
Publication of FR841648A publication Critical patent/FR841648A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
    • H03B19/00—Generation of oscillations by non-regenerative frequency multiplication or division of a signal from a separate source
    • H03B19/06—Generation of oscillations by non-regenerative frequency multiplication or division of a signal from a separate source by means of discharge device or semiconductor device with more than two electrodes
    • H03B19/08—Generation of oscillations by non-regenerative frequency multiplication or division of a signal from a separate source by means of discharge device or semiconductor device with more than two electrodes by means of a discharge device
    • H03B19/10—Generation of oscillations by non-regenerative frequency multiplication or division of a signal from a separate source by means of discharge device or semiconductor device with more than two electrodes by means of a discharge device using multiplication only
FR841648D 1937-08-05 1938-08-02 Frequency changers Expired FR841648A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US157499A US2162806A (en) 1937-08-05 1937-08-05 Frequency changer

Publications (1)

Publication Number Publication Date
FR841648A true FR841648A (en) 1939-05-24

Family

ID=22563999

Family Applications (1)

Application Number Title Priority Date Filing Date
FR841648D Expired FR841648A (en) 1937-08-05 1938-08-02 Frequency changers

Country Status (3)

Country Link
US (1) US2162806A (en)
FR (1) FR841648A (en)
GB (1) GB501114A (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2536794A (en) * 1943-03-16 1951-01-02 Gen Electric Frequency multiplier
US2425165A (en) * 1943-05-15 1947-08-05 Rca Corp Stabilized harmonic oscillator
US2505182A (en) * 1945-04-12 1950-04-25 George L Haller Control apparatus
US2578613A (en) * 1947-01-24 1951-12-11 Rca Corp Second and third harmonic generator
US2710345A (en) * 1951-12-21 1955-06-07 Stephens Robert Lee Radio link sound pickup
US2913670A (en) * 1957-12-30 1959-11-17 Edwin F Laine Wide band regenerative frequency divider and multiplier
DE1086300B (en) * 1958-12-17 1960-08-04 Siemens Ag Circuit arrangement for frequency division and multiplication
FR2554994B1 (en) * 1983-11-15 1989-05-26 Thomson Csf DEVICE FOR GENERATING A FRACTIONAL FREQUENCY OF A REFERENCE FREQUENCY

Also Published As

Publication number Publication date
GB501114A (en) 1939-02-21
US2162806A (en) 1939-06-20

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