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发明名称
顶闸型薄膜电晶体
摘要
本发明之目的系在提升多结晶SiTFT之特性。本发明系一种将闸极电极形成于主动层之上层的顶闸型TFT,覆盖TFT主动层24以及闸极绝缘膜30、闸极电极36而形成之层间绝缘膜40,系采用由主动层侧叠层SiNx膜42、SiO2膜44的叠层构造,SiNx膜42的厚度,系设定为50nm至200nm的程度,或理想之100nm程度,藉由设定为上述厚度,可对下层之多结晶Si主动层24供给充足的终止悬空键用之氢,并维持形成于该层间绝缘膜40之接触孔等之形成精度。
申请公布号
TW200304227
申请公布日期
2003.09.16
申请号
TW092103614
申请日期
2003.02.21
申请人
三洋电机股份有限公司
发明人
山田努;濑川泰生;青田雅明
分类号
H01L29/786
主分类号
H01L29/786
代理机构
代理人
洪武雄;陈昭诚
主权项
地址
日本
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