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:
Apr. 18, 2006
Filed:
Sep. 20, 2001
Applicants:
Takeo Miki, Tokyo, JP;
Mikio Asakura, Tokyo, JP;
Takeshi Hamamoto, Tokyo, JP;
Inventors:
Assignee:
Renesas Technology Corp., Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G11C 7/10 (2006.01);
U.S. Cl.
CPC ...
Abstract
In a semiconductor memory unit to which a plurality of different functions can be imparted by merely changing a portion of its production process, the improvement comprises: a plurality of data buses which include first data buses for use only in one of the functions and the remaining data buses for use in the one and the remainder of the functions; wherein when the semiconductor memory unit performs the remainder of the functions, the first data buses are utilized for the semiconductor memory unit.