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.
Patent No.:
Date of Patent:
Oct. 04, 2016
Filed:
Aug. 09, 2012
Applicant:
Martin Wilson, Cambourne, GB;
Inventor:
Martin Wilson, Cambourne, GB;
Assignee:
SNAPTRACK, INC., San Diego, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02M 3/158 (2006.01); H03F 3/217 (2006.01); H03F 1/02 (2006.01); H02M 1/00 (2006.01);
U.S. Cl.
CPC ...
H02M 3/158 (2013.01); H03F 1/025 (2013.01); H03F 1/0211 (2013.01); H03F 1/0227 (2013.01); H03F 3/217 (2013.01); H02M 2001/0003 (2013.01); H03F 2200/102 (2013.01);
Abstract
There is disclosed an asynchronous switch mode power supply comprising: a subtractor for subtracting an output of the switch mode power supply from a reference signal; a filter for filtering the subtracted output; a quantizer for generating a plurality of quantizer outputs in dependence on the integrated subtracted output; and a power switch stage for connecting one of a plurality of supply voltages to the output of the switch mode power supply in dependence on the quantizer outputs.