Morrison & Foerster LLP
Semiconductor memory device with malfunction prevention device, and portable electronic apparatus using the same
A semiconductor memory device has a malfunction prevention device and a nonvolatile memory.The nonvolatile memory is a memory cell including: a gate electrode formed on a semiconductor layer via a gate insulating film; a channel region disposed below the gate electrode; diffusion regions disposed on both sides of the channel region and having a conductive type opposite to that of the channel region; and memory functional units formed on both sides of the gate electrode and having a function of retaining charges.
Sharp Kabushiki Kaisha
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Masaru Hiroshi Akihide Yoshinao Koji
Nawaki Iwata Shibata Morikawa Hamaguchi