FR947862A - Improvements to frequency modulation devices - Google Patents

Improvements to frequency modulation devices

Info

Publication number
FR947862A
FR947862A FR947862DA FR947862A FR 947862 A FR947862 A FR 947862A FR 947862D A FR947862D A FR 947862DA FR 947862 A FR947862 A FR 947862A
Authority
FR
France
Prior art keywords
frequency modulation
modulation devices
devices
frequency
modulation
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.)
Marconis Wireless Telegraph Co Ltd
BAE Systems Electronics Ltd
Original Assignee
Marconis Wireless Telegraph Co Ltd
Marconi Co Ltd
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 Marconis Wireless Telegraph Co Ltd, Marconi Co Ltd filed Critical Marconis Wireless Telegraph Co Ltd
Application granted granted Critical
Publication of FR947862A publication Critical patent/FR947862A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03C—MODULATION
    • H03C3/00—Angle modulation
    • H03C3/10—Angle modulation by means of variable impedance
    • H03C3/12—Angle modulation by means of variable impedance by means of a variable reactive element
    • H03C3/14—Angle modulation by means of variable impedance by means of a variable reactive element simulated by circuit comprising active element with at least three electrodes, e.g. reactance-tube circuit
FR947862D 1945-11-30 1947-06-12 Improvements to frequency modulation devices Expired FR947862A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB258469X 1945-11-30

Publications (1)

Publication Number Publication Date
FR947862A true FR947862A (en) 1949-07-15

Family

ID=10234297

Family Applications (1)

Application Number Title Priority Date Filing Date
FR947862D Expired FR947862A (en) 1945-11-30 1947-06-12 Improvements to frequency modulation devices

Country Status (2)

Country Link
CH (1) CH258469A (en)
FR (1) FR947862A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL179794B (en) * 1953-07-11 Solvay PROCESS FOR MANUFACTURING AN ORIENTED CORRUGATED SHEET FROM THERMOPLASTIC PLASTIC WITH AT LEAST ONE FLAT ZONE.

Also Published As

Publication number Publication date
CH258469A (en) 1948-11-30

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