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:
May. 03, 1999
Applicant:
Inventors:
Toshiyuki Tsujii, Tokyo, JP;
Masahiko Hyozo, Tokyo, JP;
Assignee:
Mitsubishi Denki Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01R 3/128 ;
U.S. Cl.
CPC ...
G01R 3/128 ;
Abstract
A semiconductor integrated circuit has a test circuit in which signal pad ( ) to input a switching signal TM is formed on a non-mounting surface of a LSI and one group of signal pads ( to ) formed on the non-mounting surface and signal pads ( to ) formed on a mounting surface is selected based on a signal level of the switching signal TM.