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. 16, 2012
Filed:
Oct. 16, 2007
Applicants:
Shigeru Nishio, Kawasaki, JP;
Naoaki Naka, Kawasaki, JP;
Inventors:
Shigeru Nishio, Kawasaki, JP;
Naoaki Naka, Kawasaki, JP;
Assignee:
Fujitsu Semiconductor Limited, Yokohama, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01R 31/00 (2006.01); G01R 31/14 (2006.01); G01R 31/28 (2006.01); H03K 5/22 (2006.01); H03K 5/153 (2006.01);
U.S. Cl.
CPC ...
Abstract
A semiconductor integrated circuit including: a data input circuit inputting a data input signal from outside and outputting the signal; a comparison value register memorizing an expectation value of the output signal varying in accordance with an input to the data input circuit; and a comparing circuit comparing a value in accordance with a switching number of the output signal of the data input circuit and the expectation value, is provided.