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:
Oct. 05, 2004
Filed:
Apr. 01, 2003
Applicant:
Inventor:
Kimmo Karhu, Oulu, FI;
Assignee:
Remec Oy, Oulu, FI;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01P 7/10 ;
U.S. Cl.
CPC ...
H01P 7/10 ;
Abstract
The invention relates to a dielectric double-mode resonator of a radio-frequency filter that comprises a block structure comprising at least two resonator structures having at least one resonance mode each. In addition, said block structure comprises a cavity wall that limits a cavity at least partly inside the block structure, the cavity affecting the resonance modes of the at least two resonator structures. The block structure comprises a first block and a second block set against each other and each comprising at least part of the at least two resonator structures and at least part of the cavity wall limiting the cavity.