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:
Nov. 29, 2016

Filed:

Jul. 28, 2014
Applicant:

SK Hynix Inc., Icheon-Si, KR;

Inventors:

Cha-Deok Dong, Icheon-Si, KR;

Ki-Seon Park, Icheon-Si, KR;

Assignee:

SK hynix Inc., Icheon-Si, KR;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01L 29/82 (2006.01); H01L 43/08 (2006.01); H01L 27/22 (2006.01); G11C 11/16 (2006.01);
U.S. Cl.
CPC ...
H01L 43/08 (2013.01); H01L 27/222 (2013.01); G11C 11/16 (2013.01);
Abstract

The disclosed technology provides an electronic device and a fabrication method thereof, in which an etching margin in formation of a variable resistance element is secured and process difficulty is reduced. An electronic device according to an implementation includes a semiconductor memory, the semiconductor memory including: a variable resistance element including a stack of a first magnetic layer, a tunnel barrier layer and a second magnetic layer; a contact plug coupling a top of the variable resistance element and including a magnetism correcting layer; and a conductive line coupled to the variable resistance element through the contact plug including the magnetism correcting layer.


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