Patents Examined by Mardochee Cherry
  • Physical address management in solid state memory by tracking pending reads therefrom
    Patent number: 10289304
    Abstract: A storage system includes a controller connected to a solid state memory device. The controller releases the physical address for reassignment when no pending reads are associated with the physical address. In certain embodiments, a read status table may be included within the storage system. In certain embodiments, subsequent to the release of the physical address, erase operations may erase data at the physical address and the physical address may be reassigned to a new logical address by ensuing host write operations.
    Type: Grant
    Filed: March 5, 2018
    Date of Patent: May 14, 2019
    Assignee: International Business Machines Corporation
    Inventors: Charles J. Camp, Timothy J. Fisher, Kevin E. Sallese