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:
Jul. 09, 2024

Filed:

Oct. 03, 2022
Applicant:

Micron Technology, Inc., Boise, ID (US);

Inventors:

Joshua E. Alzheimer, Boise, ID (US);

Mow Yiak Goh, Boise, ID (US);

Loren J. Wooley, Boise, ID (US);

Assignee:

Micron Technology, Inc., Boise, ID (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F 3/06 (2006.01); G06F 11/10 (2006.01);
U.S. Cl.
CPC ...
G06F 3/0619 (2013.01); G06F 3/0629 (2013.01); G06F 3/0673 (2013.01); G06F 11/1044 (2013.01);
Abstract

Memory with address-selectable data poisoning circuitry is disclosed herein. In one embodiment, a memory device comprises circuitry operably connected to a memory array. The circuitry can include memory row address registers and/or memory column address registers. Standard access commands or mode register write commands can be used to load a memory row address or a memory column address into the memory row address registers or the memory column address registers, respectively. During a read operation directed to a second memory row and/or column of the memory array, the circuitry can compare the second memory row to the first memory row and/or the second memory column to the first memory column, and can poison a data bit read from the memory array before the data bit is output from the memory device when the first and second memory row addresses match and/or when the first and second memory column addresses match.


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