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:
Sep. 12, 2017
Filed:
Dec. 08, 2015
Applicant:
Huawei Technologies Canada Co., Ltd., Kanata, CA;
Inventors:
Assignee:
HUAWEI TECHNOLOGIES CANADA CO., LTD., Kanata, CA;
Primary Examiner:
Int. Cl.
CPC ...
H01P 1/38 (2006.01); H01P 1/201 (2006.01);
U.S. Cl.
CPC ...
H01P 1/201 (2013.01); H01P 1/38 (2013.01);
Abstract
The tunable bandpass filter is used for filtering an electromagnetic signal, has a system passband between a first and a second tunable cutoff frequencies, and has a first subfilter and a second subfilter connected to one another in series between an input port and an output port and being complementary to one another in the tunable bandpass filter. At least one of the first subfilter and the second subfilter being connected to operate in reflection.