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:
Apr. 21, 2009
Filed:
Sep. 16, 2004
Won-cheol Jeong, Seoul, KR;
Hyeong-jun Kim, Seoul, KR;
Jae-hyun Park, Seoul, KR;
Chang-wook Jeong, Seoul, KR;
Won-Cheol Jeong, Seoul, KR;
Hyeong-Jun Kim, Seoul, KR;
Jae-Hyun Park, Seoul, KR;
Chang-Wook Jeong, Seoul, KR;
Abstract
Phase change memory devices and methods of making phase changeable memory devices including a heating electrode disposed on a substrate are provided. The heating electrode includes an electrode hole in the heating electrode. A phase change material pattern is provided in the electrode hole and contacts a sidewall of the electrode hole. In some embodiments, the electrode hole extends through the heating electrode. In some embodiments, the phase changeable material pattern only contacts the electrode at a sidewall of the electrode hole.