×

Computer storage restoration

  • US 20020023199A1
  • Filed: 10/12/2001
  • Published: 02/21/2002
  • Est. Priority Date: 02/26/1999
  • Status: Active Grant
First Claim
Patent Images

1. A method comprising:

  • storing data received from a host computer prior to a time TO on a primary storage;

    storing data received from the host computer after time TO on a secondary storage;

    maintaining a record of the data written to the secondary storage; and

    selectively reading data from the primary storage and the secondary storage based on the record.

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