ALEXANDRIA, Va., Dec. 2 -- United States Patent no. 12,487,938, issued on Dec. 2, was assigned to SK hynix Inc. (Icheon, South Korea).

"Storage device, controller, and operating method of controller, capable of improving efficiency of program mode" was invented by Joo Young Lee (Icheon, South Korea) and Hoe Seung Jung (Icheon, South Korea).

According to the abstract* released by the U.S. Patent & Trademark Office: "According to embodiments of the present disclosure, if write operations for a memory block with efficient write operations according to a cache program mode and a memory block with a different property are mixed, the write operation is performed by switching the cache program mode to a normal program mode. Accordingly, it is po...