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. 11, 2017

Filed:

Apr. 25, 2014
Applicants:

Miten H. Nagda, Austin, TX (US);

Jose A. Camarena, Austin, TX (US);

Dale J. Mcquirk, Austin, TX (US);

Inventors:

Miten H. Nagda, Austin, TX (US);

Jose A. Camarena, Austin, TX (US);

Dale J. McQuirk, Austin, TX (US);

Assignee:

NXP USA, Inc., Austin, TX (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G05F 1/46 (2006.01); H02M 3/07 (2006.01); G05F 1/565 (2006.01); H02M 3/156 (2006.01);
U.S. Cl.
CPC ...
G05F 1/468 (2013.01); G05F 1/46 (2013.01); G05F 1/462 (2013.01); G05F 1/565 (2013.01); H02M 3/07 (2013.01);
Abstract

A voltage regulation system includes a voltage regulator configured to output a control signal indicating whether a voltage based on output of the voltage regulator is lower than a specified value. A charge pump is configured to output a voltage and a charging current. A pump monitor is configured to receive the control signal and the output voltage of the charge pump, and activate the charge pump when the control signal indicates the voltage based on output of the voltage regulator is lower than a specified value and the output voltage of the charge pump is lower than a threshold value.


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