Patents by Inventor Paul Scharlach

Paul Scharlach 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).

  • Atomic command retry in a data storage system
    Patent number: 7752340
    Abstract: A data transfer retry method includes: A. receiving a particular atomic data transfer command from a director; B. processing identification information associated with the particular atomic data transfer command; C. comparing the identification information associated with the particular atomic data transfer command to identification information of a previous atomic data transfer command received from the director; D. determining that the particular atomic data transfer command is a retry command of the previous atomic data transfer command received from the director; E. determining a status of the execution of the previous atomic data transfer command received from the director; and F. processing the particular atomic data transfer command based on the status of the execution of the previous atomic data transfer command determined in Step E.
    Type: Grant
    Filed: March 31, 2006
    Date of Patent: July 6, 2010
    Assignee: EMC Corporation
    Inventors: Ofer Porat, Armen Avakian, Michael Daigle, Paul Scharlach