首页> 外国专利> DHM DHM Digital Holography MicroscopeDHM and inspecting method and semiconductor fabricating method using the DHM

DHM DHM Digital Holography MicroscopeDHM and inspecting method and semiconductor fabricating method using the DHM

机译:DHM DHM数字全息显微镜DHM以及使用DHM的检查方法和半导体制造方法

摘要

A technical idea of the present invention provides a low-cost DHM capable of performing inspection at a high speed while precisely inspecting an inspection object at high resolution, an inspection method using the DHM, and a manufacturing method of a semiconductor device. The DHM comprises a light source configured to generate and output a light, a beam splitter configured to incident the light to the inspection object and to output the reflected light from the inspection object, and a detector configured so as to detect the reflected light; and the detector generates a hologram of the interference light if the reflected light includes the interference light, and there is no lens on a path from the light source to the detector.
机译:本发明的技术思想提供了一种低成本的DHM,其能够在以高分辨率精确地检查检查对象的同时进行高速检查,使用该DHM的检查方法以及半导体器件的制造方法。 DHM包括:光源,其被配置为产生和输出光;分束器,其被配置为将光入射到检查对象并从检查对象输出反射光;检测器,其被配置为检测反射光;如果反射光包括干涉光,并且在从光源到探测器的路径上没有透镜,则探测器产生干涉光的全息图。

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