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:
Jun. 17, 2025
Filed:
Jan. 22, 2021
Qm Technologies Aps, Ballerup, DK;
Merlin Von Soosten, Copenhagen S, DK;
Ferdinand Kuemmeth, Copenhagen N, DK;
Anders Kuhle, Vanlose, DK;
Martin Skjodt, Rodovre, DK;
Jonatan Kutchinsky, Ballerup, DK;
Peter Ulrik Kann, Farum, DK;
QM TECHNOLOGIES APS, Ballerup, DK;
Abstract
A multi-channel filter with a PCB with a first side with signalling tracks and shielding tracks between neighbouring signalling tracks. On the second side, a conductive layer is provided. The signalling tracks are covered by an electromagnetically absorbing material, such as a powder of an electrically conducting material is provided. The filter may have sections with reversed structure where the conductors are on the second side and the layer on the first side, where the conductors on opposite sides are interconnected. The filter may be rolled or folded.