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. 21, 2020
Filed:
May. 10, 2018
Applicant:
Canon Kabushiki Kaisha, Tokyo, JP;
Inventor:
Jun Hirabayashi, Kawasaki, JP;
Assignee:
CANON KABUSHIKI KAISHA, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H02M 3/158 (2006.01); H02M 1/42 (2007.01); H02M 7/10 (2006.01); H02M 3/156 (2006.01); H02M 3/07 (2006.01);
U.S. Cl.
CPC ...
H02M 3/1582 (2013.01); H02M 1/4225 (2013.01); H02M 3/156 (2013.01); H02M 3/158 (2013.01); H02M 7/103 (2013.01); H02M 3/07 (2013.01);
Abstract
The power supply apparatus includes an inductor; a switching element connected to another end of the inductor, the switching element configured to drive the inductor by being turned on or turned off in accordance with an input pulse signal; a boost converter circuit connected to both ends of the inductor and including a plurality of rectification units, the boost converter circuit configured to amplify a voltage generated in the inductor, each of the plurality of rectification units including a diode and a capacitor; and a voltage boosting element configured to supply a voltage obtained by boosting an input voltage to the inductor.