ALEXANDRIA, Va., March 3 -- United States Patent no. 12,567,800, issued on March 3, was assigned to SEMICONDUCTOR COMPONENTS INDUSTRIES LLC (Scottsdale, Ariz.).
"Multi-mode control method for PFC switching power supply" was invented by Roman Stuler (Karolinka, Czech Republic) and Vaclav Drda (Valasska Bystrice, Czech Republic).
According to the abstract* released by the U.S. Patent & Trademark Office: "A PFC controller for a PFC switching power supply is disclosed. The PFC controller includes a peak controller configured to receive a feedback signal that is indicative of input power provided to a downstream power converter. The peak current controller is configured to generate a first reference current signal, while a first multiplier gen...