US 12,461,657 B2
Using a zone wordline table to initiate a find last good page process
Gopu S, Kottarakkara (IN); Binoy Jose Panakkal, Ernakulam (IN); Subin CP, Kozhikode (IN); Pawan Kumar Negi, Bangalore (IN); and Bhavadip Solanki, Bangalore (IN)
Assigned to Sandisk Technologies, Inc., Milpitas, CA (US)
Filed by Sandisk Technologies, Inc., Milpitas, CA (US)
Filed on Feb. 8, 2024, as Appl. No. 18/436,408.
Prior Publication US 2025/0258611 A1, Aug. 14, 2025
Int. Cl. G06F 3/06 (2006.01); G06F 11/00 (2006.01)
CPC G06F 3/0617 (2013.01) [G06F 3/0629 (2013.01); G06F 3/0653 (2013.01); G06F 3/0679 (2013.01); G06F 11/00 (2013.01); G06F 2211/1071 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A method, comprising:
dividing wordlines of a memory block of a memory device into a plurality of wordline zones, each wordline zone of the plurality of wordline zones being associated with a value;
receiving a command from a host device;
identifying a wordline associated with the command;
determining whether the wordline associated with the command is a boundary wordline associated with a particular wordline zone; and
based, at least in part, on determining the wordline is a boundary wordline associated with the particular wordline zone, storing the value associated with the particular wordline zone in a non-data wordline.