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. 22, 2026
Filed:
Dec. 28, 2022
Yangtze Memory Technologies Co., Ltd., Wuhan, CN;
YANGTZE MEMORY TECHNOLOGIES CO., LTD., Wuhan, CN;
Abstract
The present disclosure relates to a three-dimensional memory and a manufacturing method thereof. The three-dimensional memory includes: a stack structure comprising a plurality of alternately stacked gate layers and dielectric layers; a plurality of channel structures vertically penetrating the stack structure; a first gate line slit structure extending along a first horizontal direction and dividing the plurality of channel structures into two memory blocks, wherein the first gate line slit structure is partitioned by a plurality of first isolation regions into a plurality of first gate line slit sub-structures; and a plurality of first connection structures each connecting, along the first horizontal direction, adjacent first gate line slit sub-structures partitioned by one first isolation region.