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:
May. 17, 1994
Filed:
Mar. 29, 1993
Jacob H Martin, Wellesley, MA (US);
The Charles Stark Draper Laboratory, Inc., Cambridge, MA (US);
Abstract
An improved ceramic substrate for supporting, cooling and interconnecting components on both surfaces of a substrate includes a plurality of coolant carrying channels separated by fins and extending through the substrate generally parallel to the surfaces of the substrate; and a plurality of routed vias for interconnecting component terminations on opposite surfaces of the substrate which are not aligned with each other and with a fin; each routed via includes an internal via extending through a fin and a surface blind via extending inwardly from each surface, and at least one transverse segment interconnecting one end of the internal via to one of the surface blind vias.