ALEXANDRIA, Va., June 19 -- United States Patent no. 12,332,790, issued on June 17, was assigned to TEXAS INSTRUMENTS Inc. (Dallas).
"Multi-level cache security" was invented by Abhijeet Ashok Chachad (Plano, Texas), David Matthew Thompson (Dallas) and Naveen Bhoria (Plano, Texas).
According to the abstract* released by the U.S. Patent & Trademark Office: "An example system includes first and second level memories and first and second memory controllers respectively coupled thereto. The system also includes a shadow cache associated with the second level memory and coupled to the second memory controller, which is also coupled to the first memory controller. In response to a generated read operation that includes a secure code, the second...