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. 07, 2016

Filed:

Jul. 19, 2013
Applicant:

The Hong Kong University of Science and Technology, Hong Kong, CN;

Inventors:

Yonggen Liu, Kowloon, HK;

Chenchang Zhan, Kowloon, HK;

Wing Hung Ki, Kowloon, HK;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H02M 3/158 (2006.01); H02M 3/156 (2006.01);
U.S. Cl.
CPC ...
H02M 3/1584 (2013.01); H02M 3/1588 (2013.01); H02M 2003/1566 (2013.01);
Abstract

Hybrid buck converters that incorporate switching converter and auxiliary linear regulators are described. The auxiliary linear regulators are automatically activated during load transients to source or sink large currents to the output to achieve fast transient responses and are automatically deactivated during steady states to maintain high power efficiencies. With the proposed control scheme of automatic loop transition between linear and switching regulation loops, the power management interface design is simplified while the transient response performances are improved without compromising the power efficiencies.


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