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. 04, 2014
Filed:
Feb. 27, 2009
Applicant:
Gerard Wimpenny, Cambourne, GB;
Inventor:
Gerard Wimpenny, Cambourne, GB;
Assignee:
Nujira Limited, , GB;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H02J 3/01 (2006.01); H03H 7/01 (2006.01); H03F 3/217 (2006.01); H03F 1/02 (2006.01);
U.S. Cl.
CPC ...
H02J 3/01 (2013.01); H03H 7/1766 (2013.01); H03F 3/217 (2013.01); H03F 1/0216 (2013.01);
Abstract
There is provided a filter for receiving a rectangular or stepped source voltage to be filtered and for providing an output voltage, the filter including means arranged to determine the output voltage in dependence on the frequency components of the source voltage within the filter passband, and independent of output current drawn.