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:
Oct. 14, 2025
Filed:
Jan. 05, 2023
Changxin Memory Technologies, Inc., Hefei, CN;
Jianfeng Xiao, Hefei, CN;
Xiaojie Li, Hefei, CN;
CHANGXIN MEMORY TECHNOLOGIES, INC., Hefei, CN;
Abstract
The present disclosure provides a semiconductor structure. The semiconductor structure includes: a plurality of word lines extending along a first direction and arranged at intervals along a third direction; a plurality of semiconductor channels extending along a second direction and arranged at intervals along the third direction, wherein the word line surrounds the semiconductor channel along the third direction; a stepped structure including a plurality of steps, wherein the step is in contact with and connected to the word line, a height of a top surface of any one of the steps is different from a height of a top surface of another one of the steps along the third direction, the steps are arranged in an array along the first direction and the second direction; and a plurality of contact structures, wherein the contact structure is in contact with and connected to the step.