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:
Jul. 30, 1996
Filed:
Sep. 23, 1993
Applicant:
Inventors:
David B Tuckerman, Dublin, CA (US);
Pradip D Patel, Redwood City, CA (US);
Assignee:
nChip, Inc., San Jose, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01R / ;
U.S. Cl.
CPC ...
324754 ; 324758 ; 324760 ;
Abstract
A device and method for burn-in of bare chips prior to assembly into a multichip module. Each die to be tested is positioned with its I/O pads positioned to face an interconnection burn-in test substrate which may be a silicon circuit board. Each die is temporarily electrically connected to the substrate by a deformable solder bump.