STMicroelectronics Assigned Patent

STMicroelectronics S.r.l., Agrate Brianza, Italy, and STMicroelectronics KK, Tokyo, Japan, has been assigned a patent (11942113) developed by Ferrari, Marco, Voghera, Italy, Betta, Davide, Barzano, Italy, Tognoli, Diego, Tokyo, Japan, and Trabattoni, Roberto, Corbetta, Italy, for “method of operating hard disk drives, corresponding hard disk drive and processing device.“

The abstract of the patent published by the U.S. Patent and Trademark Office states: “In accordance with an embodiment, a hard disk drive includes voice coil motors (VCMs) coupled to respective control units configured to drive retract an operation of the VCMs in the hard disk drive. The retract operation of the VCMs includes a sequence of retract steps. The control units are allotted respective time slots for communication over a communication line with the respective time slots synchronized via the common clock line, and are configured to drive sequences of retract steps of the VCMs in the hard disk drive in a timed relationship.”

The patent application was filed on 2023-02-08 (18/166291).