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:
Feb. 24, 2015
Filed:
Apr. 20, 2012
Applicant:
Bart Balm, Kekerdom, NL;
Inventor:
Bart Balm, Kekerdom, NL;
Assignee:
EPCOS AG, Munich, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04B 1/16 (2006.01); H03H 7/38 (2006.01); H03F 1/56 (2006.01); H03F 3/24 (2006.01); H03H 7/01 (2006.01);
U.S. Cl.
CPC ...
H03H 7/38 (2013.01); H03F 1/56 (2013.01); H03F 3/24 (2013.01); H03H 7/0153 (2013.01); H03F 2200/387 (2013.01);
Abstract
An impedance circuit includes an input terminal, a first and a second capacitive arrangement and an output terminal coupled to the input terminal by a network. The network includes the first and the second capacitive arrangement. The first capacitive arrangement includes a varactor circuit having a varactor and at least one series circuit. The at least one series circuit includes a capacitor and a switch in series connection and is coupled parallel to the varactor circuit. The second capacitive arrangement comprises an additional capacitor.