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:
Sep. 06, 2012
Applicant:
Han-soo Joo, Gyeonggi-do, KR;
Inventor:
Han-Soo Joo, Gyeonggi-do, KR;
Assignee:
SK Hynix Inc., Gyeonggi-do, KR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01L 29/792 (2006.01); H01L 21/336 (2006.01); H01L 29/66 (2006.01);
U.S. Cl.
CPC ...
Abstract
A nonvolatile memory device includes a gate structure in which a plurality of interlayer dielectric layers and a plurality of gate electrodes are alternately stacked; a pass gate electrode lying under the gate structure; a sub channel hole defined in the pass gate electrode; a pair of main channel holes defined through the gate structure and communicating with the sub channel hole; a channel layer formed on inner walls of the pair of main channel holes and the sub channel hole; and a metallic substance layer contacting the channel layer in the sub channel hole.