US Patent Issued to Synopsys on Nov. 11 for "Upsizing buried power rails to reduce power supply resistance and boost cell density scaling" (California Inventor)

ALEXANDRIA, Va., Nov. 11 -- United States Patent no. 12,469,784, issued on Nov. 11, was assigned to Synopsys Inc. (Mountain View, Calif.).

"Upsizing buried power rails to reduce power supply resistance and boost cell density scaling" was invented by Xi Wei Lin (Fremont, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "An integrated circuit comprising a substrate. At least two component bearing structures are fabricated within a layer above the substrate. In addition, at least one vertical space is present separating adjacent component bearing structures. At least one upsized buried power rail is formed within a corresponding cavity contiguously formed adjacent to a corresponding one of vertical spaces. ...