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SYSTEM AND METHOD FOR TRACKING BLOCK LEVEL MAPPING OVERHEAD IN A NON-VOLATILE MEMORY

  • US 20180024920A1
  • Filed: 07/20/2016
  • Published: 01/25/2018
  • Est. Priority Date: 07/20/2016
  • Status: Active Grant
First Claim
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1. A non-volatile memory system comprising:

  • a non-volatile memory having a plurality of memory blocks; and

    a processor in communication with the non-volatile memory, the processor configured to;

    receive data from a host;

    store the received data in an open block in the non-volatile memory;

    update a logical block address (LBA) range data structure dedicated exclusively to the open block to identify one of a plurality of predetermined LBA ranges associated with the received data, wherein the processor is configured to update the LBA range data structure only when the LBA range of the received data contains data associated with a host LBA falling in one of the predetermined LBA ranges for a first time in the open block.

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