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Measurement system with thickness calculation and

来源:易榕旅网
专利内容由知识产权出版社提供

专利名称:Measurement system with thickness

calculation and method of operation thereof

发明人:Biao Liu,Chikuang Wang,Yuri Uritsky申请号:US13714368申请日:20121213公开号:US08569692B1公开日:20131029

专利附图:

摘要:A method of operation of a measurement system includes: providing aspecimen having a film; controlling a beam generator to direct a charged particle beaminto the specimen; detecting a reference signal emitted from the specimen; normalizing

the reference signal to create a film L-ratio; and determining a thickness of the film bycorrelating the film L-ratio to a calibration curve.

申请人:Applied Materials, Inc.

地址:Santa Clara CA US

国籍:US

代理机构:Ishimaru & Associates LLP

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