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:
Dec. 07, 2021
Filed:
Jun. 10, 2020
Applicant:
Huawei Technologies Co., Ltd., Guangdong, CN;
Assignee:
HUAWEI TECHNOLOGIES CO., LTD., Guangdong, CN;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01P 1/207 (2006.01); H01P 1/04 (2006.01); H01P 1/205 (2006.01); H01P 7/06 (2006.01); H01P 11/00 (2006.01);
U.S. Cl.
CPC ...
H01P 1/207 (2013.01); H01P 1/042 (2013.01); H01P 1/045 (2013.01); H01P 1/205 (2013.01); H01P 7/06 (2013.01); H01P 11/007 (2013.01);
Abstract
A cavity filter includes a cavity, a cover plate, a tuning component, and a resonant column. The cover plate is connected to the cavity, and the cover plate is configured to cover the cavity to form a resonant cavity. A through hole is provided on the cover plate, and the tuning component passes through the through hole and is fastened on the cover plate. The tuning part includes a high-conductivity part and a non-conductivity part, the high-conductivity part is located in the cavity, and the resonant column is in the cavity.