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:
Nov. 14, 2017
Filed:
Jul. 20, 2016
SK Hynix Inc., Gyeonggi-do, KR;
Hyun Ho Lee, Gyeonggi-do, KR;
SK Hynix Inc., Gyeonggi-do, KR;
Abstract
Disclosed is a semiconductor device, including: a first pipe gate; a second pipe gate on the first pipe gate; a stacked structure on the second pipe gate; a first channel layer including a first pipe channel layer positioned within the first pipe gate and first cell channel layers connected to the first pipe channel layer; a second channel layer including a second pipe channel layer positioned within the second pipe gate, and second cell channel layers connected to the second pipe channel layer; and a slit insulating layer passing through the stacked structure and positioned between the adjacent second cell channel layers, wherein the second pipe channel layer has a body portion and a protrusion portion extending below the body portion at a position below the slit insulating layer.