Patents by Inventor Francesco Vavala

Francesco Vavala has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Calibration technique of a BEMF detector
    Patent number: 6463211
    Abstract: The present invention relates to the positioning of the read/write transducer heads of an hard disk (HD) in a designated landing zone when requested or when the electrical power is removed from the drive. In particularly it relates to the detection of the back electromotive force (BEMF) of the motor involved in the positioning of the read/write transducer heads.
    Type: Grant
    Filed: October 20, 2000
    Date of Patent: October 8, 2002
    Assignee: STMicroelectronics S.r.l.
    Inventors: Roberto Peritore, Alberto Salina, Andrea Merello, Lorenzo Papillo, Francesco Vavala, Gianluca Ventura