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发明名称
具多闸极介电层之半导体装置及其制造方法
摘要
本发明揭示一种具有一双闸极介电层之半导体装置及其制造方法。该半导体装置包括:一矽基板,其被分成一单元区域,其中形成NMOS电晶体,及一周边区域,其中形成NMOS及PMOS电晶体;一在该单元区域中之该矽基板上形成的目标二氧化矽层;一在该周边区域中之该矽基板上形成之氮氧化物层;一在该单元区域中形成之第一闸极结构;一在该周边区域之一NMOS区域中之该氮氧化物层上形成的第二闸极结构;及一在该周边区域之一PMOS区域中之该氮氧化物层上形成的第三闸极结构。
申请公布号
TW200623209
申请公布日期
2006.07.01
申请号
TW094118197
申请日期
2005.06.02
申请人
海力士半导体股份有限公司
发明人
赵兴在;林宽容;李昇龙
分类号
H01L21/00
主分类号
H01L21/00
代理机构
代理人
陈长文
主权项
地址
韩国
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