×

RELOCATING DATA BASED ON MATCHING ADDRESS SEQUENCES

  • US 20150058535A1
  • Filed: 05/22/2014
  • Published: 02/26/2015
  • Est. Priority Date: 08/21/2013
  • Status: Active Grant
First Claim
Patent Images

1. A method comprising:

  • in a memory device including a non-volatile memory including a three-dimensional (3D) memory and circuitry associated with operation of memory cells of the 3D memory, performing;

    receiving a first sequence of read instructions from a host device;

    storing a first sequence of addresses based on the first sequence of read instructions;

    subsequent to storing the first sequence of addresses, receiving a second sequence of read instructions from the host device;

    determining whether a second sequence of addresses that is based on the second sequence of read instructions matches the first sequence of addresses; and

    relocating at least one page of the non-volatile memory at least partially based on the second sequence of addresses matching the first sequence of addresses,wherein the first sequence of addresses is stored in a table of address sequences, and wherein the table is maintained by selecting a particular address sequence of the table for deletion based on a length of time since a most recent update of the particular address sequence, based on a counter value associated with the particular address sequence, or a combination thereof.

View all claims
  • 2 Assignments
Timeline View
Assignment View
    ×
    ×