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
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 Philips Gloeilampenfabrieken NVfiledCriticalPhilips Gloeilampenfabrieken NV
Priority to ES0258977ApriorityCriticalpatent/ES258977A1/en
Publication of ES258977A1publicationCriticalpatent/ES258977A1/en
Transistor amplifier device for electrical signal oscillations, in which there is an auxiliary oscillation source connected in the collector circuit of the transistor, characterized in that the collector circuit of the transistor is arranged as a parametric amplifier by interconnecting an impedance which absorbs energy at least at the frequency difference between the signal frequency and the auxiliary oscillation frequency. (Machine-translation by Google Translate, not legally binding)
ES0258977A1960-06-151960-06-15An amplifier device by transistor (Machine-translation by Google Translate, not legally binding)
ExpiredES258977A1
(en)