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:
Apr. 28, 2026
Filed:
Dec. 19, 2024
Toyota Jidosha Kabushiki Kaisha, Toyota, JP;
Shinsuke Aoyagi, Isehara, JP;
TOYOTA JIDOSHA KABUSHIKI KAISHA, Toyota, JP;
Abstract
A charge pump circuit includes: a charging stand; a battery connected in series with the charging stand; a first capacitor connected in parallel with the charging stand; a reactor and a second capacitor connected in series and connected in parallel with the charging stand; first, second, fifth, and sixth FETs connected to the charging stand; third and fourth FETs connected in series and connected in parallel with the charging stand; third and fourth capacitors connected in series and connected in parallel with the charging stand; and a control unit. Further, the control unit performs a boosting ratio 1.5 times mode by performing a boosting ratio 1 time mode and a boosting ratio 2 times mode in a predetermined order.