A semiconductor memory device includes a plate line driving portion having a control transistor connected to a plate line, a selection transistor in which a control electrode is connected to a word line and one end of a main current path is connected to a bit line, a ferroelectric capacitor connected...http://www.google.fr/patents/US6972980?utm_source=gb-gplus-shareBrevet US6972980 - Semiconductor memory devices and methods of fabricating semiconductor memory device
Semiconductor memory devices and methods of fabricating semiconductor memory ...
