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.

Date of Patent:
Jun. 14, 2011

Filed:

Jun. 05, 2008
Applicant:

Hi-choon Lee, Yongin-si, KR;

Inventor:

Hi-Choon Lee, Yongin-si, KR;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G11C 7/00 (2006.01); G11C 29/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

A test circuit and method for use in a semiconductor memory device is provided. The test method for use in a semiconductor memory device including a plurality of memory blocks may include sequentially enabling a plurality of word lines by applying a stress to the wordlines and performing a test operation, in response to sequentially applied test addresses, each of the word lines being sequentially selected from the plurality of memory blocks and enabled.


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