The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jan. 14, 2025
Filed:
Jul. 20, 2023
Canon Kabushiki Kaisha, Tokyo, JP;
Mitsunori Oshima, Shizuoka, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
A power source device includes first FET of which a source is connected to LIVE phase, second FET of which a source is connected to a drain of the first FET, third FET of which a source is connected to NEUTRAL phase, fourth FET of which a source is connected to a drain of the third FET, first capacitor connected between the source and the drain of the first FET, second capacitor serially connected between the drain of the second FET and the drain of the fourth FET, third capacitor connected between the source and the drain of the third FET, fourth capacitor connected between the LIVE and NEUTRAL phases, a detector to detect potentials of the LIVE and NEUTRAL phases, a controller controls the FETs based on a detecting result by the detector, and an inductive load connected between the drains of the first and third FETs.