×

Self-repairing memory and method of use

  • US 9,396,817 B2
  • Filed: 04/30/2015
  • Issued: 07/19/2016
  • Est. Priority Date: 08/12/2009
  • Status: Active Grant
First Claim
Patent Images

1. A self-repair unit comprising:

  • a self-repair address comparator configured to receive address information from a control logic circuit, and to compare the received address with a faulty address in a memory array;

    a redundant engine configured to re-direct access to a redundancy address in a redundant memory if the received address matches the faulty address, wherein the redundancy address corresponds to the faulty address in the memory array; and

    a cache stack counter configured to determine a number of pending repairs in a corrected data cache connected to the memory array and to the redundant memory.

View all claims
  • 1 Assignment
Timeline View
Assignment View
    ×
    ×