×

Current controlled recall schema

  • US 8,817,536 B2
  • Filed: 12/31/2007
  • Issued: 08/26/2014
  • Est. Priority Date: 03/22/2007
  • Status: Active Grant
First Claim
Patent Images

1. A memory circuit comprising:

  • a first controlled current source coupled to an input to a nonvolatile cell; and

    a second controlled current source coupled to a volatile cell, the volatile cell coupled to receive current from the first controlled current source via the nonvolatile cell;

    the first controlled current source providing a substantially constant amount of current to the volatile cell notwithstanding changes in an impedance of the load presented by one or more of the volatile cell and the nonvolatile cell.

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