×

Boundary Word Line Operation in Nonvolatile Memory

  • US 20160141047A1
  • Filed: 11/18/2014
  • Published: 05/19/2016
  • Est. Priority Date: 11/18/2014
  • Status: Active Grant
First Claim
Patent Images

1. A method of operating a nonvolatile memory comprising:

  • identifying one or more high risk word lines in a Multi Level Cell (MLC) block that contain data that is at high risk of read disturb errors;

    selectively copying the data from the one or more high risk word lines to a location outside the MLC block;

    maintaining a copy of the data outside the MLC block; and

    subsequently directing read requests for the data to the copy of the data outside the MLC block.

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