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:
Aug. 01, 2006
Filed:
Jul. 08, 2004
Applicant:
Nobuaki Otsuka, Komae, JP;
Inventor:
Nobuaki Otsuka, Komae, JP;
Assignee:
Kabushiki Kaisha Toshiba, Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
G11C 29/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A semiconductor device includes a first fuse circuit group and a plurality of second fuse circuit groups. The first fuse circuit group, in which n-bit data is written, is electrically programmable. Each of the plurality of second fuse circuit groups has a first storage unit which is electrically programmable and stores m-bit (m is an integral submultiple of n) rewrite data, and a second storage unit which stores the address of a bit to be written in the first fuse circuit group.