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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.:

US 12643420 B1

PDFFull Text
Date of Patent:
Jun. 02, 2026

Filed:

Oct. 30, 2023

Systems and methods for integrated high voltage and low voltage converter for bidirectional onboard battery charger

Applicant:

Borgwarner Us Technologies Llc, Wilmington, DE (US);

Inventors:

Venkata Jaya Sai Praneeth Ammanamanchi, Lamadelaine, LU;

Alexandre M. S. Reis, Westfield, IN (US);

Joseph A. Engel, Oberkorn, LU;

Scott E. Bauer, Holly, MI (US);

Assignee:

BorgWarner US Technologies LLC, Wilmington, DE (US);

Attorneys:

Joshua M. Haines

Bookoff McAndrews, PLLC

Primary Examiner:

Thienvu V Tran

Assistant Examiner:

Carlos O Rivera-Perez

Int. Cl.
CPC ...
B60L 53/22 (2019.01); H02M 1/42 (2007.01); H02M 3/335 (2006.01);
U.S. Cl.
CPC ...
B60L 53/22 (2019.02); H02M 1/4208 (2013.01); H02M 3/33584 (2013.01); B60L 2210/12 (2013.01); B60L 2210/14 (2013.01); B60L 2210/30 (2013.01);
Abstract

A system includes: an alternating current (AC) to direct current (DC) converter (AC-DC converter), the AC-DC converter connectable to a line voltage; and a DC to DC converter (DC-DC converter) connected to the AC-DC converter, the DC-DC converter including: a high voltage buck-boost converter having a secondary side connectable to a high voltage battery; a low voltage buck-boost converter having a secondary side connectable to a low voltage battery; and one or more transformers having a primary side connected to the AC-DC converter, a secondary side connected to a primary side of the high voltage buck-boost converter, and a tertiary side connected to a primary side of the low voltage buck-boost converter.

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Ammanamanchi, Venkata Jaya Sai Praneeth. (2026). Systems and methods for integrated high voltage and low voltage converter for bidirectional onboard battery charger (U.S. Patent No. 12643420). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12643420

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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