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Method for partitioning memory mass storage device

  • US 7,114,051 B2
  • Filed: 06/01/2002
  • Issued: 09/26/2006
  • Est. Priority Date: 06/01/2002
  • Status: Active Grant
First Claim
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1. A method for accessing a memory storage device under the direction of a controller within said memory storage device, comprising:

  • providing a removable memory storage device as said memory storage device, which includes a memory module having at least one memory chip;

    partitioning a logical space into one security area and at least one public area;

    storing partition information of said logical space into an information block within said memory module, said partition information including a password for accessing said security area;

    reading said information block within said memory module into said controller, wherein said password within said information block is loaded into said controller;

    executing a security management program in said host side for asking an end user to enter a password; and

    responding to a host input password for accessing said security area, comparing said host input password with said password loaded into said controller,wherein said public is accessed by said host after initial power-on while said security area is unable to be accessed by said host after initial power-on;

    said security area of said particular drive being able to be accessed by said host after passing the password identification.

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