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. 18, 2002
Filed:
Aug. 14, 2000
Applicant:
Inventors:
Xunhu Dai, Gilbert, AZ (US);
Rong-Fong Huang, Tempe, AZ (US);
Assignee:
Motorola, Inc., Schaumburg, IL (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B32B 1/504 ; B32B 1/706 ; C04B 3/547 ;
U.S. Cl.
CPC ...
B32B 1/504 ; B32B 1/706 ; C04B 3/547 ;
Abstract
A multiphase dielectric composition for a multilayered ceramic device ( ), and devices incorporating the same, including a (SrCa)TiO dielectric powder and a glass that is substantially free of lead having a weight ratio of about 35 to about 65 parts powder: about 65 to about 35 parts glass, and having a particle size of about 1 to about 2.5 micron (um) and having a dielectric constant (K) of about 18 to about 30 and an electrical Q of at least about 300 to about 550.