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:
Aug. 10, 2021
Filed:
Jan. 21, 2020
Applicant:
Tsuyoshi Mano, Tokyo, JP;
Inventor:
Tsuyoshi Mano, Tokyo, JP;
Assignee:
Ricoh Company, Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06K 15/00 (2006.01); H02M 7/217 (2006.01); H02M 5/293 (2006.01);
U.S. Cl.
CPC ...
G06K 15/4055 (2013.01); H02M 5/293 (2013.01); H02M 7/217 (2013.01);
Abstract
A power supply apparatus includes a clock signal generating unit that generates a clock signal with a clock frequency, a calculating unit that calculates a frequency at which a first frequency, a second frequency, and a third frequency are synchronized based on the clock frequency, an AC voltage output unit that outputs an AC voltage of the second frequency based on a signal of the first frequency, a DC voltage output unit outputting a DC voltage based on a signal of the third frequency, and an output unit that outputs based on the AC voltage and the DC voltage.