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:
Sep. 10, 2019

Filed:

Dec. 21, 2017
Applicant:

Nxp Usa, Inc., Austin, TX (US);

Inventor:

Bin Shao, Phoenix, AZ (US);

Assignee:

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

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02M 3/158 (2006.01); H02M 3/157 (2006.01); H02M 1/15 (2006.01); H02M 3/156 (2006.01); H03K 4/50 (2006.01); H02M 1/00 (2006.01);
U.S. Cl.
CPC ...
H02M 3/157 (2013.01); H02M 1/15 (2013.01); H02M 3/158 (2013.01); H02M 3/1563 (2013.01); H03K 4/50 (2013.01); H02M 2001/0012 (2013.01); H02M 2001/0025 (2013.01);
Abstract

Embodiments of ripple generation devices for a constant on-time voltage regulator and methods for ripple generation for a constant on-time voltage regulator are described. In one embodiment, a ripple generation device for a constant on-time voltage regulator includes a ripple generator configured to generate a ripple signal, a detector operably connected to the ripple generator and configured to detect a difference between an amplitude of the ripple signal and at least one reference amplitude and a feedback controller operably connected to the ripple generator and the detector and configured to generate a control signal for controlling the amplitude of the ripple signal based on the detected difference. Other embodiments are also described.


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