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:
Jul. 16, 2013
Filed:
Oct. 17, 2011
Applicant:
Chang-ho DO, Kyoungki-do, KR;
Inventor:
Chang-Ho Do, Kyoungki-do, KR;
Assignee:
Hynix Semiconductors Inc., Gyeonggi-do, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11C 11/34 (2006.01);
U.S. Cl.
CPC ...
Abstract
A semiconductor memory device in accordance with the present invention is able to facilitate detecting whether a word line fails or not by floating the word line. The semiconductor memory device includes a word line driver, and a floating controller. The word line driver is configured to control a word line to be enabled/disabled. The floating controller is configured to control the word line driver to float the word line in response to a word line floating signal.