ALEXANDRIA, Va., Nov. 3 -- United States Patent no. 12,785,383, issued on Nov. 3, was assigned to Advanced Energy Industries Inc. (Denver).
"AC freewheeling" was invented by Michael Ostheim-Dzerowycz (Warstein, Germany) and Christian Schaffarra (Ruthen, Germany).
According to the abstract* released by the U.S. Patent & Trademark Office: "This disclosure describes systems, methods, and apparatuses for preventing over-voltage conditions, the method comprising: monitoring, using a freewheeling circuit, a load voltage across a load, wherein the load is configured to receive power from a power supply; monitoring a freewheeling current in the freewheeling circuit; and controlling a state of the freewheeling circuit, based at least in part on on...