Noise cancellation for magnetic memory devices

Claim 1

AN ELECTRONIC SIGNAL SYSTEM COMPRISING: A FIRST PLURALITY OF MAGNETIC ELEMENTS EACH HAVING FIRST AND SECOND STATES OF REMANENT MAGNETIC FLUX; AT LEAST ONE OTHER MAGNETIC ELEMENT HAVING SUBSTANTIALLY IDENTICAL MAGNETIC FLUX CHARACTERISTICS; A FIRST CONDUCTOR LINKING AT LEAST SOME OF SAID FIRST PLURALITY OF ELEMENTS AND SAID AT LEAST ONE OTHER ELEMENT; MEANS FOR APPLYING TO SAID FIRST CONDUCTOR FIRST PULSES OF ELECTRIC ENERGY AND SECOND PULSES OF ELECTRIC ENERGY; A SECOND CONDUCTOR LINKING SAID FIRST PLURALITY OF ELEMENTS BUT NOT SAID AT LEAST ONE OTHER ELEMENT; MEANS FOR APPLYING THIRD PULSES OF ELECTRIC ENERGY TO SAID SECOND CONDUCTOR; ONE OF SAID FIRST AND ONE OF SAID THIRD PULSES BEING CAPABLE IN COMBINATION, BUT NOT INDIVIDUALLY, OF SWITCHING SAID ELEMENTS FROM FIRST TO SECOND STATE OF REMANENT FLUX; ONE OF SAID SECOND PULSES BEING CAPABLE INDIVIDUALLY OF SWITCHING SAID ELEMENTS FROM SECOND TO FIRST STATE OF FLUX; ONE OF SAID FIRST PULSES ALONE BEING CAPABLE OF DISTURBING BUT NOT REVERSING THE FLUX CONDITION OF SAID ELEMENTS; A THIRD CONDUCTOR LINING SAID FIRST PLURALITY OF ELEMENTS; A FOURTH CONDUCTOR LINKING SAID AT LEAST ONE OTHER ELEMENT; MEANS FOR INDUCING IN SAID THIRD AND FOURTH CONDUCTORS A SIGNAL INDICATION WHEN THEIR RESPECTIVE FLUX CONDITIONS ARE DISTURBED OR REVERSED; A DIFFERENTIAL AMPLIFIER HAVING FIRST AND SECOND INPUT CONNECTIONS; AND MEANS CONNECTING SAID THIRD CONDUCTOR TO SAID FIRST INPUT CONNECTION AND SAID FOURTH CONDUCTOR TO SAID SECOND INPUT CONNECTION.