US Patent Issued to CIRRUS LOGIC on Nov. 25 for "Integrated circuit with getter layer for hydrogen entrapment" (Texas Inventors)

ALEXANDRIA, Va., Nov. 25 -- United States Patent no. 12,482,668, issued on Nov. 25, was assigned to CIRRUS LOGIC INC. (Austin, Texas).

"Integrated circuit with getter layer for hydrogen entrapment" was invented by Marc L. Tarabbia (Austin, Texas), Scott P. Warrick (Austin, Texas) and Winston S. Blackley (Austin, Texas).

According to the abstract* released by the U.S. Patent & Trademark Office: "An integrated circuit (IC) substrate manufacturing process provides time-dependent device characteristic variation due to hydrogen absorption by including one or more gettering layers near the devices that would otherwise absorb hydrogen and exhibit the variation as the hydrogen migrates in the devices. The method includes forming or mounting the d...