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US 10,770,120 B2Granted
Memory system and operating method of the same
AssigneeSK hynix Inc.
InventorByung-Jun Kim
Life of this patent
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Abstract
A memory system includes: a sudden power off (SPO) frequency value calculator suitable for determining a SPO frequency value; a checkpointing mode controller suitable for setting the memory system to one among a high frequency checkpointing mode and a low frequency checkpointing mode according to the SPO frequency value; and a processor suitable for performing a checkpointing operation according to the set frequency checkpointing mode.
Claims19
A memory system comprising:
- a sudden power off (SPO) frequency value calculator suitable for determining a SPO frequency value;
- a checkpointing mode controller suitable for setting the memory system to one among a high frequency checkpointing mode and a low frequency checkpointing mode according to the SPO frequency value;
- and
- a processor suitable for performing a checkpointing operation according to the set frequency checkpointing mode.
1 more element
An operating method of a memory system, the method comprising:
- determining, by a sudden power off (SPO) frequency value calculator, a SPO frequency value;
- setting, by a checkpointing mode controller, the memory system to one among a high frequency checkpointing mode and a low frequency checkpointing mode according to the SPO frequency value;
- and
- performing, by a processor, a checkpointing operation according to the set frequency checkpointing mode.
1 more element
A memory system, comprising:
- a memory device;
- and
- a controller suitable for determining an operation mode of the memory system based on an occurrence number of sudden power offs (SPOs) and a type of the memory device, and backing up information required to boot based on the determined operation mode.
Dependencies are inferred from the claim text.