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:
Jan. 31, 2017
Filed:
Mar. 11, 2015
Applicants:
Jaesung Sim, Hwaseong-si, KR;
Youngwoo Park, Seoul, KR;
Inventors:
Jaesung Sim, Hwaseong-si, KR;
Youngwoo Park, Seoul, KR;
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 29/10 (2006.01); H01L 27/115 (2006.01); H01L 29/267 (2006.01); H01L 29/165 (2006.01); H01L 29/78 (2006.01);
U.S. Cl.
CPC ...
H01L 27/11582 (2013.01); H01L 27/1157 (2013.01); H01L 29/1041 (2013.01); H01L 29/165 (2013.01); H01L 29/267 (2013.01); H01L 29/7827 (2013.01);
Abstract
Semiconductor memory devices and methods of forming the semiconductor devices may be provided. The semiconductor memory devices may include a channel portion of an active pillar that may be formed of a semiconductor material having a charge mobility greater than a charge mobility of silicon. The semiconductor devices may also include a non-channel portion of the active pillar including a semiconductor material having a high silicon content.