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:
Jul. 08, 2014
Filed:
Aug. 30, 2011
Byeong-in Choe, Yongin-si, KR;
Jae-hoon Jang, Seongnam-si, KR;
Sun-il Shim, Songpa-gu, KR;
Han-soo Kim, Suwon-si, KR;
Jin-man Han, Seongnam-si, KR;
Byeong-In Choe, Yongin-si, KR;
Jae-Hoon Jang, Seongnam-si, KR;
Sun-Il Shim, Songpa-gu, KR;
Han-Soo Kim, Suwon-si, KR;
Jin-Man Han, Seongnam-si, KR;
Samsung Electronics Co., Ltd., Gyeonggi-do, KR;
Abstract
A vertical memory device includes a channel, a ground selection line (GSL), word lines and a string selection line (SSL). The channel extends in a first direction substantially perpendicular to a top surface of a substrate, and a thickness of the channel is different according to height. The GSL, the word lines and the SSL are sequentially formed on a sidewall of the channel in the first direction and spaced apart from each other.