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. 16, 2019

Filed:

Jan. 18, 2017
Applicant:

Analog Devices Global, Hamilton, BM;

Inventor:

Gavin Galloway, Glasgow, GB;

Assignee:

Analog Devices Global, Hamilton, BM;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02M 3/335 (2006.01); H02M 1/08 (2006.01); H02M 1/32 (2007.01); H02M 1/36 (2007.01); H02M 1/00 (2006.01);
U.S. Cl.
CPC ...
H02M 3/33523 (2013.01); H02M 1/08 (2013.01); H02M 1/32 (2013.01); H02M 1/36 (2013.01); H02M 3/335 (2013.01); H02M 3/33507 (2013.01); H02M 2001/0009 (2013.01); H02M 2001/325 (2013.01);
Abstract

A flyback power conversion circuit can be operated by selectively establishing and interrupting a current through a first inductance to store energy. A portion of the energy from a second inductance can be transferred to a storage device to provide an output voltage, where the second inductance is magnetically coupled to the first inductance. Information transmitted across an isolation barrier can be monitored, such as information indicative of the output voltage. The monitoring can include detecting whether information from at least two sources is consistent. An operating mode of the flyback power conversion circuit can be selected, such as response to the detecting whether the information from at least two sources is consistent, or whether valid information is being transmitted across the isolation barrier, or in response to one or more other criteria.


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