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发明名称
研磨装置及研磨方法
摘要
一种研磨装置,用于研磨及平面化例如半导体晶圆之基板,该基板上形成有例如铜(Cu)层或钨(W)层之导电膜。该研磨装置包含:研磨台(polishing table),具有研磨表面;马达,用于旋转该研磨台;顶环(topring),用于保持基板并将该基板压抵该研磨表面;膜厚度测量感测器,设置于该研磨台内用于扫描该基板之表面;以及计算装置,用于处理该膜厚度测量感测器之信号以计算该基板之膜厚度。
申请公布号
TW200801448
申请公布日期
2008.01.01
申请号
TW096111981
申请日期
2007.04.04
申请人
荏原制作所股份有限公司;东芝股份有限公司
发明人
多田光男;高桥太郎;新岛元博;大田真朗;重田厚
分类号
G01B7/06(2006.01)
主分类号
G01B7/06(2006.01)
代理机构
代理人
洪武雄;陈昭诚
主权项
地址
日本
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