FR938957A - Negative capacitance devices - Google Patents

Negative capacitance devices

Info

Publication number
FR938957A
FR938957A FR938957DA FR938957A FR 938957 A FR938957 A FR 938957A FR 938957D A FR938957D A FR 938957DA FR 938957 A FR938957 A FR 938957A
Authority
FR
France
Prior art keywords
negative capacitance
capacitance devices
devices
negative
capacitance
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)
Inventor
Antoine Fromageot
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 FR938957A publication Critical patent/FR938957A/en
Expired 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
    • H03J7/042—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 with reactance tube
FR938957D 1945-11-19 1945-11-19 Negative capacitance devices Expired FR938957A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR938957T 1945-11-19

Publications (1)

Publication Number Publication Date
FR938957A true FR938957A (en) 1948-10-29

Family

ID=9458426

Family Applications (1)

Application Number Title Priority Date Filing Date
FR938957D Expired FR938957A (en) 1945-11-19 1945-11-19 Negative capacitance devices

Country Status (1)

Country Link
FR (1) FR938957A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1077727B (en) * 1957-08-21 1960-03-17 Siemens Ag Reactance tube circuit

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1077727B (en) * 1957-08-21 1960-03-17 Siemens Ag Reactance tube circuit

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