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:
Jul. 12, 2022

Filed:

Feb. 04, 2021
Applicant:

Energy Focus, Inc., Solon, OH (US);

Inventors:

Laszlo A. Takacs, San Mateo, CA (US);

Attila Tomasovics, San Jose, CA (US);

Matthew Downie, Solon, OH (US);

John McGreevey, Solon, OH (US);

Assignee:

ENERGY FOCUS, INC., Solon, OH (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H05B 45/375 (2020.01); H05B 45/38 (2020.01); F21K 9/278 (2016.01); F21Y 115/10 (2016.01); F21Y 103/00 (2016.01);
U.S. Cl.
CPC ...
H05B 45/375 (2020.01); H05B 45/38 (2020.01); F21K 9/278 (2016.08); F21Y 2103/00 (2013.01); F21Y 2115/10 (2016.08);
Abstract

A buck-boost converter may include a first switch, an inductor, a first diode, a second switch, a second diode, and a capacitor. A cathode end of the first diode may be coupled to a first end of the inductor and a second end of the first switch. An anode end of the second diode may be coupled to a second end of the inductor and a first end of the second switch. A second end of the capacitor may be coupled to a second end of the second switch and an anode end of the first diode. A first end of the capacitor may be coupled to a cathode end of the second diode.


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