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. 26, 2013
Filed:
Jan. 12, 2011
Applicant:
Masahiro Nomura, Kanagawa, JP;
Inventor:
Masahiro Nomura, Kanagawa, JP;
Assignee:
Renesas Electronics Corporation, Kanagawa, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03H 11/26 (2006.01); G06F 17/50 (2006.01);
U.S. Cl.
CPC ...
Abstract
A semiconductor integrated circuit includes a first circuit part that is designed under a first corner condition with respect to a process variation, a second circuit part that is designed under a second corner condition narrower than the first condition, and a control part that changes an operating voltage supplied to the first circuit part and the second circuit part according to a delay amount of the first circuit part, and starts the second circuit part when a delay characteristic caused by a change in the operating voltage conforms to a delay characteristic under the second corner condition.