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:
Dec. 21, 2010
Filed:
Dec. 23, 2008
Applicant:
Kenichi Itoh, Kanagawa, JP;
Inventor:
Kenichi Itoh, Kanagawa, JP;
Assignee:
NEC Electronics Corporation, Kawasaki, Kanagawa, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01R 31/08 (2006.01);
U.S. Cl.
CPC ...
Abstract
A test circuit according to the present invention includes: a synthesis circuit that synthesizes a first test result signal output from a first test target circuit in response to a test instruction, and a second test result signal output from a second test target circuit in response to the test instruction; an inter-block delay generation circuit that delays the second test result signal with respect to the first test result signal; and a test result holding circuit that holds a synthesized test result signal every predetermined timing, the synthesized test result signal being output from the synthesis circuit.