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:
May. 22, 2018
Filed:
Dec. 31, 2015
Applicant:
Huawei Technologies Co., Ltd., Shenzhen, CN;
Inventor:
Shaofeng Xu, Segrate, IT;
Assignee:
Huawei Technologies Co., Ltd., Shenzhen, CN;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01P 1/208 (2006.01); H01P 1/207 (2006.01);
U.S. Cl.
CPC ...
H01P 1/208 (2013.01); H01P 1/207 (2013.01);
Abstract
A filter includes a top panel, a bottom panel, two first side panels located between the top panel and the bottom panel, and at least one diaphragm that has a metal surface. The two first side panels, the top panel and the bottom panel form a rectangular waveguide. The at least one diaphragm is connected to both the top panel and the bottom panel and separates a cavity of the rectangular waveguide into several cavity chambers that extend along an input/output direction of the rectangular waveguide. At least one of the first side panels is an adjustable side panel whose position relative to the diaphragm is adjustable.