ALEXANDRIA, Va., July 30 -- United States Patent no. 12,372,951, issued on July 29, was assigned to Rockwell Automation Technologies Inc. (Mayfield Heights, Ohio).
"Dynamic command notch filter" was invented by Jonathan D. Hoffman (Milwaukee) and Vishesh Gattani (Johns Creek, Ga.).
According to the abstract* released by the U.S. Patent & Trademark Office: "A system and method for reducing mechanical oscillations in a multi-axis control system provides a first command for a dynamic notch filter at a first update rate to multiple motor drives. Each motor drive is operatively connected to a motor for an axis in the multi-axis control system. Each motor drive receives a second command for desired operation of the motor at a second update rate...