Interface circuitry in communication with at least one non-volatile resistivity-sensitive memory is disclosed. The memory includes a plurality of non-volatile memory elements that may have two-terminals, are operative to store data as a plurality of conductivity profiles that can be determined by applying...http://www.google.es/patents/US7593284?utm_source=gb-gplus-sharePatente US7593284 - Memory emulation using resistivity-sensitive memory
Memory emulation using resistivity-sensitive memory