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:
Aug. 13, 2013
Filed:
Dec. 07, 2010
Applicants:
Keun Lee, Ichon-si, KR;
Jin Hyock Kim, Ichon-si, KR;
Young Seok Kwon, Ichon-si, KR;
Inventors:
Assignee:
Hynix Semiconductor Inc., Gyeonggi-do, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 45/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A phase-change memory device with improved deposition characteristic and a method of fabricating the same are provided. The phase-change memory device includes a semiconductor substrate having a phase-change area, a first material-rich first phase-change layer forming an inner surface of the phase-change area and comprised of a hetero compound of the first material and a second material, and a second phase-change layer formed on a surface of the first phase-change layer to fill the phase-change area.