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. 08, 2025
Filed:
Feb. 09, 2023
GM Global Technology Operations Llc, Detroit, MI (US);
Mohamed Kamel, Rochester, MI (US);
Chandra S. Namuduri, Troy, MI (US);
Muhammad Hussain Alvi, Troy, MI (US);
GM GLOBAL TECHNOLOGY OPERATIONS LLC, Detroit, MI (US);
Abstract
A power supply system for a vehicle is provided. The power supply system includes a high-voltage battery pack having a plurality of batteries, a primary isolated converter connected to the high-voltage battery pack, and a plurality of distributed isolated converters, each of the plurality of distributed isolated converters being connected to one of the plurality of batteries. Each of the distributed isolated converters includes a primary stage configured to receive power from one of the plurality of batteries and an isolated stage configured to provide power to a low-voltage bus. The bias signals configured to control the operation of each of the plurality of distributed isolated converters are powered by the connected one of the plurality of batteries and activated based on an enable signal provided by the primary isolated converter.