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:
May. 06, 2025
Filed:
Jan. 13, 2022
Changxin Memory Technologies, Inc., Hefei, CN;
Cheng-Jer Yang, Hefei, CN;
CHANGXIN MEMORY TECHNOLOGIES, INC., Hefei, CN;
Abstract
Embodiments provide a memory structure, including: a capacitive structure, provided with an upper electrode layer; a conductive column, arranged on the upper electrode layer, and in contact with and electrically connected to the upper electrode layer; a metal layer, arranged on a side of the conductive column away from the upper electrode layer, the conductive column being in contact with a surface of the metal layer facing the upper electrode layer; and at least one buffer column, spaced apart from the conductive column, in contact with the surface of the metal layer facing the upper electrode layer, and extending in a direction from the metal layer to the upper electrode layer.