Memory system and method for controlling memory system

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 11693571
APP PUB NO 20220350485A1
SERIAL NO

17546465

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Abstract

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According to one embodiment, there is provided a memory system including a non-volatile memory and a controller. The non-volatile memory includes a plurality of physical blocks. The controller is connected to any of the plurality of physical blocks via a plurality of channels. The controller is configured to construct a plurality of logical blocks and, read or write data from or into any of the plurality of logical blocks constructed. The logical blocks are management units in which any of the physical blocks is grouped across the plurality of channels. The controller is configured to construct the plurality of logical blocks so that a first number of defective blocks and a second number of pseudo defective blocks for shortfall defective blocks with respect to a target number of defective blocks are distributed into the plurality of logical blocks.

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Patent Owner(s)

  • KIOXIA CORPORATION

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Shimizu, Akira Toshima Tokyo, JP 333 15564

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