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:
Jan. 13, 2026
Filed:
Feb. 07, 2023
SK Hynix Inc., Icheon-si, KR;
Jin Ha Kim, Icheon-si, KR;
SK hynix Inc., Gyeonggi-do, KR;
Abstract
A memory device, and a manufacturing method of the memory device, includes a stack structure including alternately stacked first and second material layers. The memory device also includes a vertical hole extending through the stack structure in a vertical direction, isolation patterns protruding from side surfaces of the first material layers formed inside the vertical hole, and a blocking layer formed along surfaces of the protruding isolation patterns and the second material layers. The memory device further includes a barrier layer formed along a surface of the blocking layer and charge trap layers formed between protrusion parts of the barrier layer.