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:
Jun. 29, 2010
Filed:
Jul. 06, 2007
Sang-man Byun, Suwon-si, KR;
Sang-cheol Kim, Yongin-si, KR;
Jong-hyoung Lim, Hwaseong-si, KR;
Gwan-pyo Hong, Seocho-gu, KR;
Sang-man Byun, Suwon-si, KR;
Sang-cheol Kim, Yongin-si, KR;
Jong-hyoung Lim, Hwaseong-si, KR;
Gwan-pyo Hong, Seocho-gu, KR;
Samsung Electronics Co., Ltd., Suwon-si, Gyeonggi-do, KR;
Abstract
A semiconductor memory device and related test method are disclosed. Test data is defined from a group of M test bits selected from either input data or corresponding output data. A parallel bit test is then conducted on the test data. The M test bits include N test bits, where N is less than M, selected on a bit by bit basis from the output data, and L test bits, where N+L=M, selected from the input data. The selection of input data may be made in accordance with a don't care case for selected test data.
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