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:
Aug. 11, 2009
Filed:
Dec. 30, 2003
Spartak Gevorgian, Gothenburg, SE;
Thomas Lewin, Onsala, SE;
Dan Kuylenstierna, Göteborg, SE;
Telefonaktiebolaget L M Ericsson (publ), Stockholm, SE;
Abstract
The present invention relates to a tunable microwave arrangement () comprising a microwave/integrated circuit device () and a substrate (). It comprises a layered structure disposed between said microwave/integrated circuit device and said substrate (), said layered structure acting as a ground plane and it comprises at least one regularly or irregularly patterned first metal layer (), at least one second metal layer (), at least one tunable ferroelectric film layer (), whereby said layers are so arranged that the ferroelectric film layers) () is/are provided between the/a first metal layer () and the/a second metal layer ().