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. 22, 1995
Filed:
May. 12, 1994
Applicant:
Inventors:
Assignee:
Korea Institute of Science and Technology, Seoul, KR;
Primary Examiner:
Int. Cl.
CPC ...
C04B / ;
U.S. Cl.
CPC ...
501135 ;
Abstract
A composition of high frequency dielectric ceramics having a high unloaded Q value (Qu) and a high dielectric constant in a high frequency range such as micro- and millimeter wavelengths is disclosed. The composition according to the present invention is composed of the materials, (1-x)[Ba(Mg.sub.1/3 Ta.sub.2/3)O.sub.3 ]+xBaWO.sub.4 +0.1xMnO.sub.2 (0.01.ltoreq.x.ltoreq.0.09).