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. 21, 2025
Filed:
Jun. 15, 2022
Kioxia Corporation, Tokyo, JP;
Kunifumi Suzuki, Yokkaichi Mie, JP;
Yuuichi Kamimuta, Yokkaichi Mie, JP;
Kioxia Corporation, Tokyo, JP;
Abstract
According to one embodiment, a memory device includes a memory cell including a resistance change memory portion and a switching portion, and a voltage applying circuit carrying out, at a time of writing data to the memory cell, an operation of applying a voltage of a first polarity to the memory cell and applying a first voltage to the memory cell, an operation of applying a voltage of a second polarity to the memory cell and applying a second voltage to the memory cell, an operation of applying a voltage of the first polarity to the memory cell and applying a third voltage to the memory cell, or an operation of applying a voltage of the second polarity to the memory cell and applying a fourth voltage to the memory cell.