ALEXANDRIA, Va., April 21 -- United States Patent no. 12,608,317, issued on April 21, was assigned to Sandisk Technologies Inc. (Milpitas, Calif.).
"Controller memory buffer (CMB) as cache" was invented by Amir Segev (Meiter, Israel) and Shay Benisty (Beer Sheva, Israel).
According to the abstract* released by the U.S. Patent & Trademark Office: "A controller memory buffer (CMB) is used by a host device for numerous purposes. One such purpose is to have data placed in CMB in response to a read command. The data is read from the memory device and placed in the CMB. However, for efficiency purposes, the data storage device may pre-fetch data. Pre-fetched data is stored in volatile memory that is distinct from CMB, but oftentimes in dynamic ...