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发明名称
非挥发性铁电记忆体装置
摘要
本发明系提供一非挥发性铁电记忆体装置,以便使用由铁电材料的极性状态所区别之记忆胞的通道电阻,来控制非挥发性记忆胞的读取/写入操作。在记忆体装置中,一绝缘层在一底部字线上形成,并且在该绝缘层上形成包括一N型汲极区、P型通道区以及N型源极区的浮动通道层。然后,一铁电层在该浮动通道层上形成,而且一字线在该铁电层上形成。结果,依照该铁电层的极性来控制感应到通道区的电阻状态,藉以调节该记忆胞阵列的读取/写入操作。
申请公布号
TW200623119
申请公布日期
2006.07.01
申请号
TW094113100
申请日期
2005.04.25
申请人
海力士半导体股份有限公司
发明人
姜熙福;安进弘;李在真
分类号
G11C11/22
主分类号
G11C11/22
代理机构
代理人
陈长文
主权项
地址
韩国
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