A dynamic random access memory cell is described which can operate either in volatile or nonvolatile mode. When operating in a volatile mode, the memory cell operates in the same manner as a conventional dynamic random access memory cell, that is, with charge being stored and discharged from a...http://www.google.fr/patents/US5768182?utm_source=gb-gplus-shareBrevet US5768182 - Ferroelectric nonvolatile dynamic random access memory device
Ferroelectric nonvolatile dynamic random access memory device