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US 2019/0198119 A1Published application
Memory system and operating method thereof
AssigneeSK hynix Inc.
InventorJong-Min LEE
Life of this patent
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Abstract
A memory system includes: a memory device including a plurality of memory blocks; a bad memory block detection unit suitable for performing a test read operation on the plurality of memory blocks to detect a bad memory block; and a controller suitable for controlling the memory device to perform a read reclaim operation to the bad memory block according to a result of detecting the bad memory block by the bad memory block detection unit.
Claims20
A memory system comprising:
- a memory device including a plurality of memory blocks;
- a bad memory block detection unit suitable for performing a test read operation on the plurality of memory blocks to detect a bad memory block;
- and
- a controller suitable for controlling the memory device to perform a read reclaim operation to the bad memory block according to a result of detecting the bad memory block by the bad memory block detection unit.
1 more element
An operating method for a memory system, the operating method comprising:
- a bad memory block detection step of performing a test read operation on the plurality of memory blocks to detect a bad memory block;
- and
- a read reclaim step of performing a read reclaim operation to the bad memory block according to a result of the bad memory block detection step.
Dependencies are inferred from the claim text.