ALEXANDRIA, Va., June 25 -- United States Patent no. 12,339,823, issued on June 24, was assigned to HONEYCOMBDATA INC. (Santa Clara, Calif.) and HONEYCOMBDATA (NANTONG) Ltd. (Nantong, China).

"Data storage device and storage control method based on log-structured merge tree" was invented by Yilun Chen (Beijing), Meng Wang (Santa Clara, Calif.), Haibo Wu (Nantong, China), Yu Zhang (Santa Clara, Calif.), Yunxiang Zhang (Nantong, China) and Xiangyong Ouyang (Santa Clara, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present disclosure relates to a data storage device and a storage control method based on a log-structured merge tree. The log-structured merge tree comprises a plurality of SST files st...