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:
Mar. 27, 1984
Filed:
Jul. 21, 1981
Applicant:
Inventors:
William E Dougherty, Poughkeepsie, NY (US);
Irving Feinberg, Poughkeepsie, NY (US);
James N Humenik, Lagrangeville, NY (US);
Alan Platt, Lagrangeville, NY (US);
Assignee:
IBM Corporation, Hopewell Junction, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01G / ; H01G / ;
U.S. Cl.
CPC ...
361321 ; 29 2542 ;
Abstract
A decoupling capacitor for mounting on an integrated circuit multi-layer ceramic. A bottom layer electrode, is evaporated or sputtered onto a carrier. A high dielectric layer is deposited followed by the upper metallurgy and a top isolating layer. Via holes are etched to respective electrode layers, BLM deposited thereon followed by solder balls. The electrode is mounted onto the substrate, solder balls face down in contact with a compatible footprint.