Samsung Electronics Co., Ltd.

Kwang Ho Yoo

Kil Hwan Kim

Seok-Won Ahn

Chan Ho Yoon

Eun Cheol Kim

Seung Min Ha

Ju Hyung Hong

Ho Young Chang

A storage controller and an operating method of the storage controller are provided. The storage controller includes processing circuitry configured to read sub-stripe data from each of a plurality of non-volatile memory devices connected with a RAID (Redundant Array of Inexpensive Disk), check error information of at least one of the sub-stripe data, and perform a RAID recovery operation in response to the at least one of the sub-stripe data having an uncorrectable error, and a RAID memory which stores calculation results of the RAID recovery operation.

Storage controller, operation method thereof

A data storage device is provided. The data storage device includes a storage medium configured to store data blocks included in a stripe set, and a controller connected to the storage medium and configured to, decode a first data block disposed in a column among the data blocks, during a read operation of the first data block, and read first group data blocks disposed in the column among the data blocks, based on a read failure of the first data block.

Raid-6 data storage device and data processing system including the same

Growing community of inventors

Incheon, South Korea

Kwang Ho Yoo