Patents Represented by Attorney Nathan Rieth

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  • Calibrating fine actuator using a reference pattern
    Patent number: 7219840
    Abstract: A disc media marking systems and methods facilitate optical disc labeling through calibration of a fine actuator using a reference pattern.
    Type: Grant
    Filed: September 12, 2003
    Date of Patent: May 22, 2007
    Assignee: Hewlett-Packard Development Company, L.P.
    Inventor: Darwin Mitchel Hanks
  • Speed control using drive current profile
    Patent number: 7196715
    Abstract: Timing information from the label side of an optical disc is used to generate a drive current profile. The drive current profile can be applied to a spindle motor in order to maintain a rotational speed of the optical disc in the absence of the timing information.
    Type: Grant
    Filed: June 3, 2003
    Date of Patent: March 27, 2007
    Assignee: Hewlett-Packard Development Company, L.P.
    Inventor: Darwin Mitchel Hanks