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.

Date of Patent:
May. 08, 2018

Filed:

Aug. 31, 2016
Applicant:

Kyocera Document Solutions Inc., Osaka, JP;

Inventor:

Tetsuo Tomimatsu, Osaka, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03G 15/00 (2006.01); H02J 1/00 (2006.01);
U.S. Cl.
CPC ...
G03G 15/80 (2013.01); H02J 1/00 (2013.01);
Abstract

A voltage regulator includes an integrated circuit, a first power supply circuit, and a second power supply circuit. The integrated circuit includes a first core through which passage of current is continued in a power-saving mode, and a second core through which passage of current is halted in the power-saving mode. A determination unit determines whether operational status of the second core is a predetermined state that increases consumed current of the second core. A detecting unit detects a second DC voltage output from the second power supply circuit when the determination unit determines the operational status of the second core to be the predetermined state. A voltage adjusting unit adjusts the second DC voltage such that difference in voltage between the detected second DC voltage and a required voltage of the second core is equal to or less than a predetermined specified voltage difference.


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