ALEXANDRIA, Va., June 4 -- United States Patent no. 12,321,628, issued on June 3, was assigned to Huawei Technologies'Co.'Ltd.' (Shenzhen, China).

"Data migration method, host, and solid state disk" was invented by Ge Du (Xi'an, China), Yu Hu (Shenzhen, China) and Jiancen Hou (Chengdu, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "A host of a storage system is coupled to multiple SSDs. Each SSD is configured with a migration cache, and each SSD corresponds to one piece of access information. The host obtains migration data information of to-be-migrated data in a source SSD, determines a target SSD, and sends a read instruction carrying information about to-be-migrated data and the target SSD to the so...