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System and method for allocating fail-over memory

  • US 7,100,071 B2
  • Filed: 07/31/2002
  • Issued: 08/29/2006
  • Est. Priority Date: 07/16/1998
  • Status: Expired due to Fees
First Claim
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1. A fail-over system comprising:

  • a virtual channel memory controller providing virtual channel memories in a memory array having memory blocks, the virtual channel memories associated with respective memory blocks;

    a memory fail-over controller coupled to the virtual channel memory controller, the memory fail-over controller to detect memory failure in a first segment of one of the memory blocks, the one memory block also having a second segment that has not exhibited failure; and

    wherein the virtual channel memory controller allocates one or more of the virtual channel memories as one or more fail-over memories in response to detection of the memory failure, the one or more fail-over memories to store data in the first segment, andwherein the virtual channel memory controller allocates another of the virtual channel memories to the second segment of the one memory block.

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