US 12,354,638 B2
Signaling memory zone ranking information
Giuseppe Cariello, Boise, ID (US)
Assigned to Micron Technology, Inc., Boise, ID (US)
Filed by Micron Technology, Inc., Boise, ID (US)
Filed on May 31, 2023, as Appl. No. 18/204,202.
Claims priority of provisional application 63/365,688, filed on Jun. 1, 2022.
Prior Publication US 2023/0395117 A1, Dec. 7, 2023
Int. Cl. G11C 11/00 (2006.01); G11C 11/406 (2006.01)
CPC G11C 11/40615 (2013.01) [G11C 11/40622 (2013.01)] 20 Claims
OG exemplary drawing
 
1. An apparatus, comprising:
a memory device; and
a controller coupled with the memory device and configured to cause the apparatus to:
determine maintenance information for a plurality of zones of a memory system that includes the memory device, wherein each zone of the plurality of zones comprises memory cells corresponding to a respective set of addresses;
determine a ranking of the plurality of zones for a first type of maintenance operation based at least in part on the maintenance information for the plurality of zones;
transmit ranking information for at least a subset of the plurality of zones, wherein the ranking information indicates the ranking of the subset of the plurality of zones; and
receive a command to perform a second type of maintenance operation on a zone of the plurality of zones based at least in part on transmitting the ranking information.