ALEXANDRIA, Va., June 17 -- United States Patent no. 12,315,545, issued on May 27, was assigned to Arm Ltd. (Cambridge, Great Britain).
"Systems, devices, and methods of cache memory" was invented by Divya Madapusi Srinivas Prasad (San Jose, Calif.), Krishnendra Nathella (Austin, Texas) and David Victor Pietromonaco (Cupertino, Calif.).
According to the abstract* released by the U.S. Patent & Trademark Office: "According to one implementation of the present disclosure, a cache memory includes: a plurality of cache-lines, wherein each row of cache-lines comprises: tag bits of a tag-random access memory (tag-RAM); data bits of a data-random access memory (data-RAM), and a single set of retention bits corresponding to the tag-RAM. According ...