Memory system and operation method thereof
AssigneeSK hynix Inc.
InventorSoo-Nyun KIM
Life of this patent
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Abstract
A memory system may include: a memory device comprising a plurality of memory blocks each having N word line groups; and a controller suitable for: selecting bad memory blocks among the plurality of memory blocks, arranging normal word line groups of the selected bad memory blocks into one or more memory-block-word-line groups each including non-conflicting N normal word line groups, and managing each of the memory-block-word-line groups as a reused memory block.
Claims20
A memory system comprising:
- a memory device comprising a plurality of memory blocks each having N word line groups;
- and
- a controller suitable for:
- selecting bad memory blocks among the plurality of memory blocks,
- arranging normal word line groups of the selected bad memory blocks into one or more memory-block-word-line groups each including non-conflicting N normal word line groups, and
- managing each of the memory-block-word-line groups as a reused memory block.
An operation method of a memory system which includes a memory device having a plurality of memory blocks each including N word line groups, the operation method comprising:
- selecting bad memory blocks among the plurality of memory blocks,
- arranging normal word line groups of the selected bad memory blocks into one or more memory-block-word-line groups each including non-conflicting N normal word line groups, and
- managing each of the memory-block-word-line groups as a reused memory block.
Dependencies are inferred from the claim text.