A non-volatile memory includes a constant voltage source, a bit line, a memory cell having a first ferroelectric capacitor connected between the bit line and the constant voltage source, a source of a reference voltage, and a latch connected between the bit line and the reference voltage. The latch drives...http://www.google.de/patents/US5406510?utm_source=gb-gplus-sharePatent US5406510 - Non-volatile memory
