ALEXANDRIA, Va., Sept. 1 -- United States Patent no. 12,726,158, issued on Sept. 1, was assigned to MACRONIX INTERNATIONAL Co. LTD. (Hsinchu, Taiwan).

"Input buffer and method for operating the same" was invented by Tung-Yu Li (Taoyuan City, Taiwan) and Shang-Chi Yang (Changhua County, Taiwan).

According to the abstract* released by the U.S. Patent & Trademark Office: "An input buffer is provided and includes a current mirror circuit and a first amplifier. The current mirror includes first to second transistors. The first transistor is configured to couple a current source at a first node. The second transistor is coupled with the first transistor and is configured to output, according to a first current flowing through the first transist...