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. 19, 2018
Filed:
Jun. 30, 2017
Applicant:
SK Hynix Inc., Gyeonggi-do, KR;
Inventors:
Jin Yong Seong, Seoul, KR;
Gun Gi Song, Seoul, KR;
Young Sang Ahn, Chungcheongbuk-do, KR;
Jae Won Cha, Gyeonggi-do, KR;
Assignee:
SK Hynix Inc., Gyeonggi-do, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11C 7/24 (2006.01); G11C 7/10 (2006.01); G06F 11/30 (2006.01);
U.S. Cl.
CPC ...
G11C 7/24 (2013.01); G06F 11/3037 (2013.01); G11C 7/10 (2013.01);
Abstract
Provided herein may be a memory system and a method of operating the same. A semiconductor memory device may include a write protect pin mode setting unit configured to set, depending on a parameter value stored therein, a write protect pin of the semiconductor memory device as any one of an input pin and an output pin and a control logic configured to output, when the write protect pin serves as the output pin, internal state information of the semiconductor memory device to an external device.