Data use control method and movable storage device

Data use control method and movable storage device

  • CN 104,182,362 A
  • Filed: 05/24/2013
  • Published: 12/03/2014
  • Est. Priority Date: 05/24/2013
  • Status: Active Application
First Claim
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1. data are used control method, be applied to a movable storage device, it is characterized in that, described movable storage device comprise one can be at least the first mapping relations based on storage and the storage unit of access services is provided to the electronic equipment being connected with described movable storage device, wherein, described the first mapping relations have recorded the logical address of the first physical storage areas in described storage unit and the mapping relations between physical address, and described method comprises:

  • Determine that described the first mapping relations are as the current mapping relations of described movable storage device;

    The described electronic equipment being connected with described movable storage device described current mapping relations switched to the first empty mapping relations corresponding with described the first mapping relations, so that can not be accessed described the first physical storage areas based on described the first empty mapping relations.

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