ALEXANDRIA, Va., Oct. 28 -- United States Patent no. 12,456,514, issued on Oct. 28, was assigned to Arm Ltd. (Cambridge, Great Britain).
"Buried metal techniques" was invented by Rahul Mathur (Austin, Texas) and Mudit Bhargava (Austin, Texas).
According to the abstract* released by the U.S. Patent & Trademark Office: "Various implementations described herein are related to a device having bitline drivers coupled to passgates of bitcells via bitlines and buried metal lines formed within a substrate including a buried enable signal line and a buried ground line coupled to ground connections of the bitline drivers. The buried enable signal line transfers a negative bias to a selected bitline of the bitlines via the buried ground line that is...