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:
Mar. 15, 2016

Filed:

Mar. 06, 2013
Applicant:

Vidatronic, Inc., College Station, TX (US);

Assignee:

Vidatronic, Inc., College Station, TX (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G05F 1/00 (2006.01); H02M 3/156 (2006.01); H02M 1/36 (2007.01); H02M 1/088 (2006.01); H02M 3/157 (2006.01); H02M 1/00 (2007.01);
U.S. Cl.
CPC ...
H02M 3/156 (2013.01); H02M 1/36 (2013.01); H02M 1/088 (2013.01); H02M 3/157 (2013.01); H02M 2001/0025 (2013.01); H02M 2001/0045 (2013.01);
Abstract

A soft-start/soft-stop (SS) controller for a voltage regulator. The SS controller includes a power up/down detector configured to perform at least one selected from a group consisting of detecting a power on condition of the voltage regulator to determine a start-up time period and detecting a power off condition of the voltage regulator to determine a shut-down time period, and a ramped reference voltage signal generator configured to perform at least one selected from a group consisting of increasing a voltage level of a ramped reference voltage signal using a pre-determined ramp-up rate during the start-up time period and decreasing the voltage level of the ramped reference voltage signal using a pre-determined ramp-down rate during the shut-down time period, wherein the ramped reference voltage signal is supplied to the voltage regulator for controlling an output voltage level of the voltage regulator.


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