DATA ACCESSING METHOD, AND STORAGE SYSTEM AND CONTROLLER USING THE SAME

  • US 20100011151A1
  • Filed: 09/15/2008
  • Published: 01/14/2010
  • Est. Priority Date: 07/09/2008
  • Status: Active Grant
First Claim
Patent Images

1. A data accessing method, suitable for a flash memory storage device having a data perturbation module, wherein a flash memory of the flash memory storage device has a plurality of physical blocks, and the physical blocks are grouped into at least a data area and a spare area, the data accessing method comprising:

  • receiving a read command from a host, and obtaining a logical block to be read and a page to be read from the read command;

    determining whether a physical block in the data area corresponding to the logical block to be read is a new block; and

    transmitting a predetermined data to the host when the physical block corresponding to the logical block to be read is the new block.

View all claims
    ×
    ×

    Thank you for your feedback

    ×
    ×