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:
Oct. 05, 2004
Filed:
Mar. 28, 2002
Applicant:
Inventor:
Ryo Haga, Yokohama, JP;
Assignee:
Kabushiki Kaisha Toshiba, Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
G06F 1/750 ; G06F 7/38 ; G06F 9/45 ; G11C 7/00 ; H01L 2/710 ;
U.S. Cl.
CPC ...
G06F 1/750 ; G06F 7/38 ; G06F 9/45 ; G11C 7/00 ; H01L 2/710 ;
Abstract
A semiconductor device includes first, second and third semiconductor circuits. The first semiconductor circuit has a first function. The second semiconductor circuit has a second function different from the first function. The third semiconductor circuit is provided in the second semiconductor circuit and has part of the first function. The third semiconductor circuit transmits/receives no signals to/from the second semiconductor circuit and operates independently of the second semiconductor circuit.