ALEXANDRIA, Va., Jan. 20 -- United States Patent no. 12,531,494, issued on Jan. 20, was assigned to SANDEN Corp. (Isesaki, Japan).
"Inverter device" was invented by Tatsuki Kashihara (Isesaki, Japan) and Yushi Araki (Isesaki, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "An inverter device is provided which is based on a discontinuous modulation method and makes it possible to further reduce common mode noise. A control device 21 includes a phase voltage command operation unit 33 which calculates a continuous modulation voltage command value, an inter-line modulation operation unit 34 which calculates a discontinuous modulation voltage command value which fixes an ON/OFF state of a switching element o...