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.

Date of Patent:
Feb. 08, 2005

Filed:

Jul. 21, 1999
Applicant:

Katsuyuki Suzuki, Tokyo, JP;

Inventor:

Katsuyuki Suzuki, Tokyo, JP;

Assignee:

NEC Corporation, Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01R031/28 ;
U.S. Cl.
CPC ...
Abstract

A semiconductor chip of the present invention includes a plurality of first elements each of which diagnoses itself, and a second element which inputs diagnosis results from the first elements and determines whether or not there is a faulty first element in the first elements. A method of the present invention which is performed in a semiconductor chip including a plurality of first elements, includes diagnosing the first elements by itself; and determining whether or not there is a faulty first element in the first elements based on diagnosis results from the first elements.


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