发明授权
US07229337B2 Polishing pad, platen, method of monitoring, method of manufacturing, and method of detecting 失效
抛光垫,压板,监测方法,制造方法和检测方法

Polishing pad, platen, method of monitoring, method of manufacturing, and method of detecting
摘要:
A polishing pad, platen, method of monitoring, method of manufacturing, and method of detecting using a pseudo window area, where the pseudo window area has a thickness less than a thickness of a polishing layer and a thickness greater than zero.
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