Imaging an area that includes an upper surface and a hole

    公开(公告)号:US10340116B1

    公开(公告)日:2019-07-02

    申请号:US16007580

    申请日:2018-06-13

    Abstract: A method, computer program product and a system for imaging an area that includes an upper surface and hole. The method may include acquiring, by a charged particle imager, a first image of a first type of electrons of the area while the charged particle imager is at a first configuration; acquiring, by the charged particle imager, a second image of the first type of electrons of the area and a first image of a second type of electrons of the area while the charged particle imager is at a second configuration that differs from the first configuration; and generating a hybrid image of the area based on (i) a first image of the first type of electrons of the upper surface, (ii) an inter-image offset, and (iii) a first image of the second type of electrons of the bottom of the hole.

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