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. 23, 2000
Filed:
Jun. 09, 1998
Applicant:
Inventors:
Keiichi Handa, Tokyo, JP;
Kazuhito Haruki, Yokohama, JP;
Assignee:
Kabushiki Kaisha Toshiba, Kawasaki, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G11C / ;
U.S. Cl.
CPC ...
365200 ; 36523003 ;
Abstract
A fault repair method including the steps of providing second memory cells as spare lines for repairing faulty elements of first memory cells for storing data therein, setting virtual third memory cells with respect to a repair target including said first memory cells and the second memory cells, and repairing the faulty elements of the first memory cells and the second memory cells by using the virtual third cells.