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:
Sep. 14, 2021

Filed:

Apr. 19, 2018
Applicant:

Sevcon Limited, Gateshead, GB;

Inventor:

Peter Barrass, Gateshead, GB;

Assignee:

Sevcon Limited, Gateshead, GB;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B60L 15/00 (2006.01); H02M 3/158 (2006.01); H02P 27/06 (2006.01);
U.S. Cl.
CPC ...
H02M 3/1582 (2013.01); H02P 27/06 (2013.01);
Abstract

ADC-to-DC converter which is configured to provide a main DC supply and an auxiliary DC supply from a single energy source such as a fuel cell. The main supply voltage may be greater than the voltage provided by the energy source, and the auxiliary supply voltage may be less than the voltage provided by the energy source. In some embodiments boost and buck conversion are provided by a single switching bridge, such as an inverter. Such an inverter may comprise three-legs connected between a main output voltage and a reference or ground voltage. Each leg of such an inverter may comprise two switches connected in series. These legs may share a common DC voltage link, for example a common ground and positive rail.


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