Patents by Inventor Gary Bartles

Gary Bartles 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).

  • Magnetic media write signal filter
    Patent number: 7315428
    Abstract: In one embodiment, a magnetic media write signal filter includes a plurality of resistors connected in series across output signal lines of a write driver and a capacitor connected between a junction of resistors and a ground.
    Type: Grant
    Filed: October 28, 2004
    Date of Patent: January 1, 2008
    Assignee: Hewlett-Packard Development Company, L.P.
    Inventors: Lawrence A. Hansen, Gary Bartles
  • Magnetic media write signal filter
    Publication number: 20060092540
    Abstract: In one embodiment, a magnetic media write signal filter includes a plurality of resistors connected in series across output signal lines of a write driver and a capacitor connected between a junction of resistors and a ground.
    Type: Application
    Filed: October 28, 2004
    Publication date: May 4, 2006
    Inventors: Lawrence Hansen, Gary Bartles
  • Magnetic media read signal filter
    Publication number: 20050225889
    Abstract: In one embodiment, a magnetic media read signal filter that includes an infinite impulse response filter configured to remove from a read signal pulse an artifact of write equalization. In another embodiment, a magnetic media read signal filter that includes an infinite impulse response filter configured to suppress an undershoot in a trailing edge of a read signal pulse.
    Type: Application
    Filed: October 20, 2004
    Publication date: October 13, 2005
    Inventors: Steven Brittenham, Gary Bartles