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:
Dec. 31, 2013

Filed:

Jun. 06, 2011
Applicants:

Hak-soo Yu, Seongnam-Si, KR;

Hong-sun Hwang, Suwon-Si, KR;

Kwan-young OH, Suwon-si, KR;

In-gyu Baek, Seoul, KR;

Jin-hyoung Kwon, Seongnam-Si, KR;

Inventors:

Hak-soo Yu, Seongnam-Si, KR;

Hong-sun Hwang, Suwon-Si, KR;

Kwan-young Oh, Suwon-si, KR;

In-gyu Baek, Seoul, KR;

Jin-hyoung Kwon, Seongnam-Si, KR;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11C 8/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

Semiconductor memory devices include a first storage layer and a second storage layer, each of which includes at least one array, and a control layer for controlling access to the first storage layer and the second storage layer so as to write data to or read data from the array included in the first storage layer or the second storage layer in correspondence to a control signal. A memory capacity of the array included in the first storage layer is different from a memory capacity of the array included in the second storage layer.


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