Storage device and storage system including the same

Number of patents in Portfolio can not be more than 2000

United States of America

PATENT NO 12248360
APP PUB NO 20240020189A1
SERIAL NO

18372949

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Abstract

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A storage device and a storage system including the same are provided. The storage device includes a nonvolatile memory with a valid page and a free page; a temperature sensor configured to sense a temperature of the nonvolatile memory; and a storage controller configured to implement: a patrol read module configured to read valid data stored in the valid page and identify a number of errors in the read valid data according to a set time period, and a retention module configured to, based on the temperature or the number of errors, read the valid data stored in the valid page, and write the valid data to the free page while controlling a threshold voltage distribution width corresponding to a value of the valid data written to the free page.

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Patent Owner(s)

  • SAMSUNG ELECTRONICS CO. LTD.

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Hong, Won-Gi Seoul, KR 15 41
Lee, Chul Ho Hwaseong-si, KR 64 291
Nam, Ki Jong Hwaseong-si, KR 2 8

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