ALEXANDRIA, Va., Nov. 3 -- United States Patent no. 12,782,453, issued on Nov. 3, was assigned to NUVOTON TECHNOLOGY CORPORATION JAPAN (Kyoto, Japan).
"Battery monitoring device and battery monitoring system" was invented by Takumi Kato (Kyoto, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A battery monitoring device includes: a reference resistor connected to a cell stack in series; a measurement calculation unit (a voltage measurement unit, a current measurement unit, and an impedance calculation unit) configured to measure impedance of each of cells in the cell stack and impedance of the reference resistor; and a calibration unit configured to correct a gain and a phase of the impedance of each of ...