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    • 7. 发明申请
    • Detector arrangement and detection method
    • 检测器布置和检测方法
    • US20030116717A1
    • 2003-06-26
    • US10294609
    • 2002-11-15
    • Rainer Knippelmeyer
    • H01J037/244
    • H01J37/244
    • A detector arrangement for detecting position information contained in a beam (5) of charged particles is provided, comprising a plurality of position-sensitive detectors (17), each for supplying an image containing the position information of a position-dependent distribution of intensity, integrated in terms of time, of charged particles impinging on a detection area (19) of the detector (17), a control system (47) configured to receive the image supplied by the detectors (17), and a deflector (3) configured to direct the beam (5) of charged particles to the detection area (19) of a first detector (17) selectable from the plurality of detectors (17), the deflector (3) being controllable by the control system (47) to select the detector (17) from the plurality of detectors (17) to which the beam (5) is to be directed.
    • 提供一种用于检测包含在带电粒子束(5)中的位置信息的检测器装置,包括多个位置敏感检测器(17),每个位置敏感检测器用于提供包含强度位置相关分布的位置信息的图像, 在时间上集成了撞击在检测器(17)的检测区域(19)上的带电粒子,配置成接收由检测器(17)提供的图像的控制系统(47)和配置成 将带电粒子束(5)引导到可从多个检测器(17)中选择的第一检测器(17)的检测区域(19),偏转器(3)由控制系统(47)控制以选择 来自多个检测器(17)的检测器(17),梁(5)将被引导到该检测器。
    • 9. 发明申请
    • Convergent charged particle beam apparatus and inspection method using same
    • 收敛带电粒子束装置及其检验方法
    • US20020053643A1
    • 2002-05-09
    • US10012400
    • 2001-12-12
    • Maki TanakaMasahiro WatanabeTakashi HiroiHiroyuki ShinadaTaku Ninomiya
    • H01J037/244
    • H01J37/21G01N2001/2893H01J2237/2817H01J2237/304
    • A convergent charged particle beam apparatus and method includes an electron beam image observation arrangement which observes an electron beam image of a surface of a specimen mounted on a movable stage inside of a vacuum chamber when an electron beam converged by an electron optical system is irradiated and scanned over the surface of the specimen and detecting secondary charged particles produced from the specimen so as to provide electron image data of the surface. A height detector optically detects a surface height of the specimen by irradiating light from outside of the vacuum chamber onto the specimen and detecting reflected light from the specimen with a detector disposed outside of the vacuum chamber. A controller controls a focal point of the converged and focused electron beam in accordance with the output from the height detector, and a display displays the electron image of the surface of the specimen.
    • 收敛带电粒子束装置和方法包括电子束图像观察装置,当照射由电子光学系统会聚的电子束时,其观察安装在真空室内的可移动载物台上的样品的表面的电子束图像, 在试样的表面上扫描,并检测从样品产生的二次带电粒子,以提供表面的电子图像数据。 高度检测器通过将来自真空室外部的光照射到样本上并用设置在真空室外部的检测器检测来自样品的反射光来光学地检测样品的表面高度。 控制器根据高度检测器的输出控制会聚聚焦电子束的焦点,显示器显示样品表面的电子图像。