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:
Feb. 21, 2017
Filed:
Aug. 07, 2015
Applicant:
SK Hynix Inc., Gyeonggi-do, KR;
Inventors:
Hyun Ho Lee, Gyeonggi-do, KR;
Jong Man Kim, Gyeonggi-do, KR;
Assignee:
SK Hynix Inc., Gyeonggi-do, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 29/792 (2006.01); H01L 27/115 (2006.01); H01L 21/28 (2006.01); H01L 23/528 (2006.01); H01L 23/532 (2006.01); H01L 21/768 (2006.01);
U.S. Cl.
CPC ...
H01L 27/11582 (2013.01); H01L 21/28282 (2013.01); H01L 21/768 (2013.01); H01L 23/528 (2013.01); H01L 23/5329 (2013.01); H01L 23/53257 (2013.01);
Abstract
Disclosed is a semiconductor device, including: stack structures including interlayer insulating patterns and conductive line patterns, which are alternately stacked, and separated by a first slit; string pillars passing through the stack structures; and dummy holes passing through top portions of the stack structures to be spaced apart from bottom surface of the stack structures and disposed between the string pillars.