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发明名称
自动对准接触插塞及其制造方法
摘要
一种先进半导体元件结构,先进电晶体包括超薄体电晶体和多闸极电晶体。其中先进电晶体的源/汲极区为一闸极堆叠所分隔。一接触间隙壁位于闸极堆叠的侧壁,一被动层覆盖先进电晶体,接触插塞位于被动层内,接触插塞与部分接触间隙壁及源/汲极区连接。制造自动对准接触插塞的方法包括先形成接触间隙壁,再形成被动层。接着,形成接触孔洞于被动层内,再于接触孔洞填满导体材质。
申请公布号
TW200425299
申请公布日期
2004.11.16
申请号
TW093109136
申请日期
2004.04.01
申请人
台湾积体电路制造股份有限公司
发明人
杨富量;杨育佳;曾鸿辉;胡正明
分类号
H01L21/28
主分类号
H01L21/28
代理机构
代理人
蔡坤财
主权项
地址
新竹市新竹科学工业园区力行六路八号
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