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. 20, 2021

Filed:

Feb. 20, 2020
Applicant:

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

Inventors:

Christopher G. Wieduwilt, Boise, ID (US);

James S. Rehmeyer, Boise, ID (US);

Seth A. Eichmeyer, Boise, ID (US);

Assignee:

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

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11C 29/00 (2006.01); G11C 11/408 (2006.01); G11C 11/406 (2006.01);
U.S. Cl.
CPC ...
G11C 29/789 (2013.01); G11C 11/4087 (2013.01); G11C 29/787 (2013.01); G11C 11/40615 (2013.01);
Abstract

Methods, apparatuses and systems related to managing access to a memory device are described. A memory device includes a plurality of banks that each include (1) a plurality of memory cells and (2) a plurality of redundant cells configured to replace one or more target memory cells in the plurality of memory cells. A set of shared fuses and latches may be used to store a row address for each repair that may be implemented in one of the plurality of banks. A shared match circuit coupled to the set of shared latches and the plurality of memory banks may be configured to at least partially implement a row repair for the row address for a bank associated with a commanded operation.


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