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:
Feb. 11, 2003
Filed:
Feb. 01, 2001
Applicant:
Inventors:
Tsutomu Takabayashi, Tokyo, JP;
Shizuo Morizane, Tokyo, JP;
Assignee:
Mitsubishi Denki Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01L 2/358 ; G06F 1/750 ;
U.S. Cl.
CPC ...
H01L 2/358 ; G06F 1/750 ;
Abstract
An integrated circuit has a functional circuit for achieving an actual operation function of the integrated circuit, and a redundant circuit for replacing a defective circuit within the functional circuit. This integrated circuit has I/O regions for signal transmission between the functional circuit and outside of the functional circuit. Each I/O region incorporates fuse boxes for switching from a defective circuit to the redundant circuit.