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:
Jun. 25, 2013
Filed:
Jul. 22, 2010
Applicants:
Cha-deok Dong, Gyeonggi-do, KR;
Gyu-hyun Kim, Gyeonggi-do, KR;
Inventors:
Cha-Deok Dong, Gyeonggi-do, KR;
Gyu-Hyun Kim, Gyeonggi-do, KR;
Assignee:
Hynix Semiconductor Inc., Gyeonggi-do, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 21/8239 (2006.01);
U.S. Cl.
CPC ...
Abstract
A semiconductor device includes an active region having a sidewall, which has a sidewall step, a junction formed under a surface of the sidewall step, and a buried bit line configured to contact the junction.