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:
Aug. 23, 2016
Filed:
Apr. 04, 2014
Applicant:
Tdk Corporation, Tokyo, JP;
Inventor:
Bouchaib Cherif, Yorktown Heights, NY (US);
Assignee:
TDK Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01G 5/16 (2006.01); H01G 5/14 (2006.01); H01G 5/18 (2006.01);
U.S. Cl.
CPC ...
H01G 5/16 (2013.01); H01G 5/145 (2013.01); H01G 5/14 (2013.01); H01G 5/18 (2013.01);
Abstract
A tunable capacitor implemented as interdigitated arrays of finger elements arranged so that the spacing between finger arrays may be adjusted. The design has a number of advantages including high capacitance for a given circuit area, small area for a given desired capacitance, mechanical stability, high self resonance frequency, and high quality factor.