ALEXANDRIA, Va., June 6 -- United States Patent no. 12,282,670, issued on April 22, was assigned to HITACHI VANTARA LTD. (Yokohama, Japan).
"Storage system and storage management method" was invented by Hiroki Fujii (Tokyo), Yoshinori Ohira (Tokyo), Takeru Chiba (Tokyo) and Yoshiaki Deguchi (Tokyo).
According to the abstract* released by the U.S. Patent & Trademark Office: "Provided is a storage system and a storage management method, aiming at reducing data movement amount necessary for using an expanded capacity in a distributed RAID. When only A (A is a positive integer) physical storage drives are added, a storage controller selects virtual parcels that are mapped to different physical storage drives among N physical storage drives an...