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:
Jan. 20, 2026

Filed:

Feb. 14, 2023
Applicant:

Softbank Corp., Tokyo, JP;

Inventors:

Takashi Hirakawa, Tokyo, JP;

Naoki Hasegawa, Tokyo, JP;

Yuta Nakamoto, Tokyo, JP;

Yoshichika Ota, Tokyo, JP;

Assignee:

SoftBank Corp., Tokyo, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H02J 1/08 (2006.01); H02J 50/40 (2016.01); H02J 7/00 (2006.01); H02J 50/20 (2016.01);
U.S. Cl.
CPC ...
H02J 1/084 (2020.01); H02J 50/402 (2020.01); H02J 7/0024 (2013.01); H02J 50/20 (2016.02); H02J 2300/24 (2020.01);
Abstract

Provided is a switching circuit capable of suppressing a decrease in output power even if the power generated by a plurality of DC-power supply circuits changes, and a DC-power output apparatus, a wireless-power transfer system and a solar-power generation system having the switching circuit. A connection circuit section of the switching circuit, which is disposed between a plurality of plus-input sections and a plurality of minus-input sections, and a plus-output section and a minus-output section, has a plurality of switches capable of respectively controlling a turn on/off so as to switch connection states between the plurality of the DC-power supply circuits, and the plus-output section and the minus-output section.


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