Toshiba and Toshiba Digital Solutions Assigned Patent

Kabushiki Kaisa Toshiba, Minato-ku, Japan, and Toshiba Digital Solutions Corporation, Kawasaki-shi, Japan, has been assigned a patent (10,353,773) developed by Hasegawa, Tomofumi, Inagi, Japan, for “RAID storage system, storage controller and RAID array patrol method.“

The abstract of the patent published by the U.S. Patent and Trademark Office states: ”According to one embodiment, a RAID storage system includes a RAID storage device and a storage controller. The RAID storage device includes at least one RAID array. The at least one RAID array has a plurality of stripe groups. The storage controller controls access to the at least one RAID array. The storage controller includes an input/output controller and a patrol controller. The input/output controller executes one of a write access and a read access to a requested stripe group in the at least one RAID array according to an access request from a host device. The patrol controller patrols a stripe group having been subjected to write access, more preferentially than other stripe groups.”

The patent application was filed on October 25, 2016 (15/333,990).