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. 21, 2017
Filed:
May. 29, 2015
Applicant:
Epcos Ag, Munich, DE;
Inventors:
Ravi Kiran Challa, Rancho Santa Margarita, CA (US);
Bhavya Adepu, San Diego, CA (US);
Chandra Sekhar Reddy Kaipa, San Diego, CA (US);
Ralph Durner, San Diego, CA (US);
Wolfgang Till, San Diego, CA (US);
Assignee:
EPCOS AG, Munich, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03H 9/72 (2006.01); H03H 9/64 (2006.01); H01P 1/20 (2006.01); H03H 7/09 (2006.01); H03H 9/56 (2006.01); H03H 9/60 (2006.01); H03H 9/70 (2006.01);
U.S. Cl.
CPC ...
H01P 1/20 (2013.01); H03H 7/09 (2013.01); H03H 9/568 (2013.01); H03H 9/605 (2013.01); H03H 9/6483 (2013.01); H03H 9/706 (2013.01); H03H 9/725 (2013.01);
Abstract
A filter circuit providing improved attenuation, a filter having improved attenuation and a duplexer with improved isolation are provided. The filter circuit has a first and a second coupling conductor segment which couple an input port to a ground port or the filter's output port. The filter circuit can be realized in the filter. The duplexer can comprise the filter, especially as its transmission filter.