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:
Apr. 14, 2026
Filed:
Oct. 12, 2023
Nexwave Inc., Daejeon, KR;
Jin-Wan Jeon, Daejeon, KR;
NEXWAVE INC., Daejeon, KR;
Abstract
A cavity filter for RF wireless communication is proposed. The cavity filter includes a filter housing provided in a form of a box that is open at a top thereof, and including a bottom plate and a side plate extending upwards from an outer end of the bottom plate, a plurality of resonance elements arranged on the bottom plate provided on the filter housing, and a PCB cover connected to the side plate provided on the filter housing to cover a top of the filter housing, and including a plurality of electrode patterns formed over the plurality of resonance elements to adjust design frequency characteristics, thus allowing the frequency band of the cavity filter to be finely adjusted.