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:
Jun. 30, 2020

Filed:

Mar. 07, 2019
Applicant:

Atlazo, Inc., La Jolla, CA (US);

Inventor:

Hajir Hedayati, San Diego, CA (US);

Assignee:

ATLAZO, INC., La Jolla, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02M 3/156 (2006.01); G05F 1/46 (2006.01); H02M 3/158 (2006.01); H02M 1/00 (2006.01);
U.S. Cl.
CPC ...
H02M 3/156 (2013.01); G05F 1/462 (2013.01); H02M 3/158 (2013.01); H02M 2001/0003 (2013.01); H02M 2001/0048 (2013.01); H02M 2001/0054 (2013.01);
Abstract

Devices, methods and systems provide improved performance for voltage converters and enable more efficient operations by reducing energy loss in a head switch of the voltage converter. These improvements are achieved in-part by reducing one or both of an ohmic conduction loss and a switching loss of the head switch. One example floating head switch includes an n-type metal oxide semiconductor (NMOS) transistor, a capacitor, one or more drivers and an active low switch. The capacitor ends are connected to the supply voltages of the drivers and the active low switch is coupled to, and controlled by, the output of the one or more drivers and turns on or off in response to a change in the input voltage.


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