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. 26, 2002
Filed:
Oct. 26, 2000
Applicant:
Inventor:
Yoshihito Fukasawa, Tokyo, JP;
Assignee:
NEC Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01R 3/102 ;
U.S. Cl.
CPC ...
G01R 3/102 ;
Abstract
In a bare-chip LSI mounting board test apparatus, at the stage that a bare-chip LSI is mounted on a board, tester boards on which equivalent parts corresponding to SMT parts other than the bare-chip LSI to be mounted on the board is confronted to the board, probes connected to the respective equivalent parts of the tester boards which correspond to the mount parts are brought into contact with pads located at the mount places of the mount parts on the board on which the bare-chip LSI is mounted to built a quasi-mount state of the mount parts to the board, and under this state a test signal is transmitted from a controller to the bare-chip LSI.