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:
Oct. 11, 2022

Filed:

May. 01, 2021
Applicant:

Keysight Technologies, Inc., Santa Rosa, CA (US);

Inventors:

Peyman Safa, Randolph, NJ (US);

Marko Vulovic, Columbia, NJ (US);

Assignee:

Keysight Technologies, Inc., Santa Rosa, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02M 3/158 (2006.01); H02M 1/00 (2006.01); H02M 3/00 (2006.01); H03K 5/24 (2006.01); G01R 19/165 (2006.01);
U.S. Cl.
CPC ...
H02M 3/1584 (2013.01); G01R 19/16538 (2013.01); H02M 1/007 (2021.05); H02M 1/0009 (2021.05); H02M 3/003 (2021.05); H03K 5/24 (2013.01);
Abstract

A switching converter has a first converter output for connection to a user load and a second converter output for connection to the user load. A first direct current rail power negative terminal has a first positive output and a first negative output connected to the second converter output. A second direct current rail power negative terminal has a second negative output and a second positive output connected to the first positive output. A first switch has a first positive terminal connected to the first positive output, a first negative terminal and a first control terminal. A second switch has a second positive terminal connected to the first negative terminal, a second negative terminal connected to the second negative output, and a second control terminal. A pulse width modulator has a first modulator output connected to the first control terminal, and a second modulator output connected to the second control terminal. An inductance is connected between the first converter output and the first negative terminal. A comparator controls the first pulse width modulator based on a voltage difference between a current measurement voltage that varies based on current through the inductance and a first set point voltage.


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