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.

Date of Patent:
Sep. 30, 2025

Filed:

Jan. 17, 2024
Applicant:

National Tsing Hua University, Hsinchu, TW;

Inventors:

Ya-Chin King, Hsinchu, TW;

Chrong-Jung Lin, Hsinchu, TW;

Yu-Cheng Lin, New Taipei, TW;

Yao-Hung Huang, Tainan, TW;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11C 11/00 (2006.01); G11C 13/00 (2006.01);
U.S. Cl.
CPC ...
G11C 13/004 (2013.01); G11C 13/0038 (2013.01); G11C 13/0069 (2013.01); G11C 2013/0045 (2013.01); G11C 2213/79 (2013.01);
Abstract

A fabricating method of a resistive random access memory unit with one-way conduction characteristic includes performing an initializing step, a forming step and a reverse resetting step. The initializing step includes providing the resistive random access memory unit. The forming step includes applying a setting voltage on a lower metal layer, and coupling an upper metal layer to a ground voltage to transform the resistive random access memory unit to a low resistive state. The reverse resetting step includes coupling the lower metal layer to the ground voltage and applying a resetting voltage to the upper metal layer to transform the resistive random access memory unit to a one-way conduction state. A forward reading current is greater than a reverse reading current, and the forward reading current is less than 3000 times of the reverse reading current.


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