ALEXANDRIA, Va., June 4 -- United States Patent no. 12,320,840, issued on June 3, was assigned to SK hynix Inc. (Icheon-si, South Korea).

"Electronic device related to detection of internal voltage" was invented by Seung Han Oak (Icheon-si Gyeonggi-do, South Korea).

According to the abstract* released by the U.S. Patent & Trademark Office: "An electronic device includes a test control circuit configured to generate test codes, configured to generate reference voltages voltage levels of which are adjusted responsive to the test codes, and configured to generate a test current the amount of which is adjusted responsive to the reference voltages and an internal voltage detection circuit configured to generate a detection signal for controlli...