Smart Storage/SanDisk Assigned Patent
Storage system with dynamic read threshold mechanism and method of operation thereof
By Francis Pelletier | October 22, 2015 at 2:59 pmSmart Storage Systems, Inc., acquired by SanDisk Corporation, Milipitas, CA, has been assigned a patent (9,146,850) developed by Fitzpatrick, James, Sudbury, MA, Dancho, Mark, Higgins, James M., Chandler, AZ, and Ellis, Robert W., Phoenix, AZ, for a “data storage system with dynamic read threshold mechanism and method of operation thereof.”
The abstract of the patent published by the U.S. Patent and Trademark Office states: ”A system and method of operation of a data storage system includes: a memory die for determining a middle read threshold; a control unit, coupled to the memory die, for calculating a lower read threshold and an upper read threshold based on the middle read threshold and a memory element age; and a memory interface, coupled to the memory die, for reading a memory page of the memory die using the lower read threshold, the middle read threshold, or the upper read threshold for compensating for a charge variation.“
The patent application was filed on August 1, 2013 (13/957,407).
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