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:
Mar. 12, 2019
Filed:
Mar. 22, 2017
Applicant:
Canon Kabushiki Kaisha, Tokyo, JP;
Inventor:
Taro Minobe, Tokyo, JP;
Assignee:
CANON KABUSHIKI KAISHA, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G03G 15/00 (2006.01); H02M 3/335 (2006.01); H01L 41/107 (2006.01); H02M 7/217 (2006.01);
U.S. Cl.
CPC ...
G03G 15/80 (2013.01); H01L 41/107 (2013.01); H02M 3/33507 (2013.01); H02M 7/217 (2013.01);
Abstract
The power supply apparatus is configured to detect the output voltage of a piezoelectric transformer and controls the frequency of a pulse signal to drive the piezoelectric transformer based on the detected output voltage and a preset target voltage so as to perform feedback control of the output voltage of the piezoelectric transformer, the gain when performing the feedback control is switched in accordance with the target voltage.
Quick Actions:
Minobe, Taro. (2019). Power supply apparatus, image forming apparatus, and integrated circuit (U.S. Patent No. 10228649). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/10228649
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