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发明名称
具有射频相位控制之感应耦合电浆反应器及其使用方法
摘要
本发明之实施例大体上提供具基材RF偏压之感应耦合电浆(ICP)反应器,其能控制ICP源(第一RF源)与基材偏压(第二RF源)间的RF相位差,以做为用于半导体产业的电浆处理反应器。RF相位差控制对制程微调来说提供了强大的环节。例如,控制RF相位差可用来控制一或多个平均蚀刻速度、蚀刻速度均匀度、蚀刻速度偏斜、临界尺寸(CD)均一性、CD偏斜、CD范围、自行DC偏压控制和腔室匹配。
申请公布号
TWI417959
申请公布日期
2013.12.01
申请号
TW099106488
申请日期
2010.03.05
申请人
应用材料股份有限公司 美国
发明人
巴那沙莫;托多罗法伦帝N
分类号
H01L21/3065;H05H1/46
主分类号
H01L21/3065
代理机构
代理人
蔡坤财 台北市中山区松江路148号11楼;李世章 台北市中山区松江路148号11楼
主权项
地址
美国
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