ALEXANDRIA, Va., Dec. 31 -- United States Patent no. 12,512,746, issued on Dec. 30, was assigned to HITACHI ASTEMO LTD. (Hitachinaka, Japan).
"Gate drive circuit and power conversion device" was invented by Trong Tao Bui (Hitachinaka, Japan) and Koichi Yahata (Hitachinaka, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "There is provided a gate drive circuit that controls a gate voltage applied to a gate terminal of a switching element and drives the switching element. The gate drive circuit includes an overcurrent detection circuit that detects an overcurrent state based on a value of a current flowing through the switching element. A monitor voltage of a power supply line that is connected to the swit...