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:
May. 12, 2020
Filed:
Dec. 12, 2016
Canon Kabushiki Kaisha, Tokyo, JP;
Jun Kawakatsu, Yokohama, JP;
CANON KABUSHIKI KAISHA, Tokyo, JP;
Abstract
The power supply apparatus comprising a generation unit configured to generate a pulse signal, a memory unit configured to store information set in advance on the driving frequency, and a determination unit configured to determine an error of the input voltage and an error of a load, to a piece of the information stored in the memory unit, a driving frequency detected by the detection unit under a state where a load is connected to the convertor, and based on a result of comparing, to a piece of the information stored in the memory unit, a driving frequency detected by the detection unit under a state where the load is not connected to the convertor.