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:
Nov. 24, 2015
Filed:
Nov. 27, 2013
Applicant:
Control Techniques Limited, Newtown, GB;
Inventors:
Simon David Hart, Welshpool, GB;
Stephen Berry, Newtown, GB;
Assignee:
CONTROL TECHNIQUES LIMITED, Newtown, GB;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H02M 7/162 (2006.01); H02M 1/32 (2007.01);
U.S. Cl.
CPC ...
H02M 7/1626 (2013.01); H02M 1/32 (2013.01);
Abstract
A rectifier circuit comprising an AC input, at least one thyristor coupled to the AC input, a DC bus driven by the at least one thyristor, a controller arranged to: derive a first current in the DC bus, derive a maximum current demand on the DC bus, and provide a trigger signal to the at least one thyristor based on the derived maximum current and the derived first current.