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US 2026/0080929 A1Published application
Data storage device and operating method thereof
AssigneeSK hynix Inc.
InventorsJin Woong KIM, Ji Hoon YIM
Life of this patent
Estimating the term…
Abstract
A storage device comprising: a nonvolatile memory device including a plurality of memory blocks; and a device controller configured to control the nonvolatile memory device to determine a memory block to perform a refresh operation and to control the memory block to perform the refresh operation to recover data of the memory block.
Claims24
A storage system comprising:
- a memory controller configured to select one of a first type refresh operation and a second type refresh operation and output a command related to the selected type refresh operation;
- and
- a nonvolatile memory device configured to perform, according to the command, the selected type refresh operation to recover data stored in a memory block for which an erase operation has been performed over a threshold number of times,
- wherein the memory controller is configured to provide status information to a host device.
1 more element
A storage system comprising:
- a memory controller configured to select one of a first type refresh operation and a second type refresh operation and output a command related to the selected type refresh operation;
- and
- a nonvolatile memory device configured to perform, according to the command, the selected type refresh operation to recover data stored in a memory block for which a read operation has been performed over a threshold number of times,
- wherein the memory controller is configured to provide status information to a host device.
1 more element
A storage system comprising:
- a memory controller configured to select one of a first type refresh operation and a second type refresh operation and output a command related to the selected type refresh operation;
- and
- a nonvolatile memory device configured to perform, according to the command, the selected type refresh operation to recover data stored in a memory block for which a program operation has been performed over a threshold number of times,
- wherein the memory controller is configured to provide status information to a host device.
1 more element
Dependencies are inferred from the claim text.