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. 15, 2009
Filed:
Jul. 15, 2005
Applicants:
Hong-beom Kim, Suwon-si, KR;
Yoon-gyu Song, Suwon-si, KR;
Inventors:
Hong-beom Kim, Suwon-si, KR;
Yoon-gyu Song, Suwon-si, KR;
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01R 31/28 (2006.01);
U.S. Cl.
CPC ...
Abstract
An integrated circuit apparatus including an improved test circuit and a method of testing the integrated circuit apparatus are provided. The integrated circuit apparatus determines pass or fail of the integrated circuit apparatus itself by comparing internal DQ data output by a core logic circuit with test patterns set by a mode register set (MRS) code or test patterns directly input from an external source.