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. 03, 2024
Filed:
Sep. 24, 2020
Applicant:
Gapwaves Ab, Gothenburg, SE;
Inventor:
Abbas Vosoogh, Gothenburg, SE;
Assignee:
GAPWAVES AB, Gothenburg, SE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01P 1/207 (2006.01); H01P 3/12 (2006.01); H01P 3/123 (2006.01);
U.S. Cl.
CPC ...
H01P 1/207 (2013.01); H01P 3/121 (2013.01); H01P 3/123 (2013.01);
Abstract
A multi-layer signal filter includes at least three physical layers. Each layer has through going apertures arranged with an offset to apertures of at least one adjoining layer, each layer further has a filter channel opening for receiving signals to be filtered. The apertures are arranged along a perimeter outside the filter channel opening and the apertures are arranged with a central surface portion increasing the edge length of the aperture.