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:
Sep. 01, 2015
Filed:
Sep. 06, 2013
Applicant:
Nak-jin Son, Suwon-si, KR;
Inventor:
Nak-jin Son, Suwon-si, KR;
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 21/70 (2006.01); H01L 29/06 (2006.01); H01L 21/764 (2006.01); H01L 27/108 (2006.01); H01L 21/768 (2006.01);
U.S. Cl.
CPC ...
H01L 29/0649 (2013.01); H01L 21/764 (2013.01); H01L 21/7682 (2013.01); H01L 27/10855 (2013.01); H01L 27/10885 (2013.01);
Abstract
A semiconductor device includes a substrate, a conductive pattern (e.g., a contact plug) on an active region of the substrate and having respective first and second sidewalls on opposite first and second sides of the conductive pattern, and first and second conductive lines (e.g., bit lines) on the substrate on respective ones of the first and second sides of conductive pattern and separated from the respective first and second sidewalls by asymmetric first and second air spaces.