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.)
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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Filing date
Publication date
Application filed by Philips Gloeilampenfabrieken NVfiledCriticalPhilips Gloeilampenfabrieken NV
Application grantedgrantedCritical
Publication of FR898221ApublicationCriticalpatent/FR898221A/fr
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
FR898221D1942-09-231943-09-21Montage destiné à la modulation en fréquence d'oscillations électriques
ExpiredFR898221A
(fr)