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:
Nov. 21, 2006
Filed:
Mar. 21, 2005
Gregory J. Dunn, Arlington Heights, IL (US);
Robert T. Croswell, Hanover Park, IL (US);
Jaroslaw A. Magera, Palatine, IL (US);
Jovica Savic, Downers Grove, IL (US);
Aroon V. Tungare, Winfield, IL (US);
Gregory J. Dunn, Arlington Heights, IL (US);
Robert T. Croswell, Hanover Park, IL (US);
Jaroslaw A. Magera, Palatine, IL (US);
Jovica Savic, Downers Grove, IL (US);
Aroon V. Tungare, Winfield, IL (US);
Motorola, Inc., Schaumburg, IL (US);
Abstract
A method is disclosed for fabricating a patterned embedded capacitance layer. The method includes fabricating () a ceramic oxide layer () overlying a conductive metal layer () overlying a printed circuit substrate (), perforating () the ceramic oxide layer within a region (), and removing () the ceramic oxide layer and the conductive metal layer in the region by chemical etching of the conductive metal layer. The ceramic oxide layer may be less than 1 micron thick.