Patent ID: 11915738
Assignee: SK HYNIX INC.
Field: Computer technology (Electrical engineering)
Classification: CPC G | IPC G

Claim 0:
1. An operating method of a memory, the operating method comprising:
classifying, as a target row, a row among multiple rows, that is susceptible to data loss as a result of activity of an adjacent row;
receiving a precharge command;
performing a precharge operation in response to the precharge command; and
refreshing the target row in response to the precharge command,
wherein the refreshing of the target row comprises:
counting the number of active commands applied;
checking that a result of the counting is greater than or equal to a threshold, in response to the precharge command;
activating a target row active signal for activating the target row; and
activating a target row precharge signal for precharging the target row,
wherein the target row active signal is activated after a first delay time from a time at which the precharge command is applied.