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:
Apr. 07, 2026

Filed:

Mar. 23, 2023
Applicants:

Hyundai Motor Company, Seoul, KR;

Kia Corporation, Seoul, KR;

Inventors:

Yoon Tae Kim, Gyeonggi-do, KR;

Sae Kwon Chang, Gyeonggi-do, KR;

Woo Young Lee, Gyeonggi-do, KR;

Assignees:

Hyundai Motor Company, Seoul, KR;

Kia Corporation, Seoul, KR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 8/04 (2016.01); B60L 50/40 (2019.01); B60L 50/50 (2019.01); B60L 53/24 (2019.01); H01M 8/04302 (2016.01); H01M 8/04858 (2016.01);
U.S. Cl.
CPC ...
H01M 8/04302 (2016.02); B60L 50/40 (2019.02); B60L 50/50 (2019.02); B60L 53/24 (2019.02); H01M 8/0488 (2013.01); B60L 2210/14 (2013.01); H01M 2250/20 (2013.01);
Abstract

A fuel cell vehicle of the disclosure includes a cell stack, a boost converter receiving a first target voltage from the cell stack, a supercapacitor, an initial charging converter receiving a second target voltage from the cell stack, a first switching unit configured to be switched in response to a first control signal to connect an output side of the boost converter to the supercapacitor, a second switching unit configured to be switched in response to a second control signal to connect an output side of the cell stack to the initial charging converter, and a controller configured to generate the first and second control signals in order to connect the output side of the boost converter to the supercapacitor while the output from the initial charging converter is charged in the supercapacitor so that the supercapacitor is charged until startup is completed by receiving the first target voltage.


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