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    • 1. 发明申请
    • Electron beam apparatus and device manufacturing method using same
    • 电子束装置及其制造方法
    • US20030042417A1
    • 2003-03-06
    • US10234152
    • 2002-09-05
    • EBARA CORPORATION
    • Mamoru NakasujiTakao KatoKenji WatanabeShoji YoshikawaTohru SatakeNobuharu Noji
    • H01J037/28
    • B82Y10/00G01N23/225G01R31/307H01J37/242H01J37/265H01J37/28H01J2237/221H01J2237/24507H01J2237/2817
    • An electron beam apparatus is provided for reliably measuring a potential contrast and the like at a high throughput in a simple structure. The electron beam apparatus for irradiating a sample, such as a wafer, formed with a pattern with an electron beam to evaluate the sample comprises an electron-optical column for accommodating an electron beam source, an objective lens, an ExB separator, and a secondary electron beam detector; a stage for holding the sample, and relatively moving the sample with respect to the electron-optical column; a working chamber for accommodating the stage and capable of controlling the interior thereof in a vacuum atmosphere; a loader for supplying a sample to the stage; a voltage applying mechanism for applying a voltage to the sample, and capable of applying at least two voltages to a lower electrode of the objective lens; and an alignment mechanism for measuring a direction in which dies are arranged on the sample. When the sample is evaluated, a direction in which the stage is moved is corrected to align with the direction in which the dies are arranged.
    • 提供电子束装置,用于以简单的结构以高通量可靠地测量电位对比度等。 用于照射形成有电子束图案的晶片的样品(如晶片)以评估样品的电子束装置包括用于容纳电子束源的电子 - 光学柱,物镜,ExB分离器和次级 电子束检测器 用于保持样品的阶段,并相对于电子 - 光学柱相对移动样品; 用于容纳舞台并能够在真空气氛中控制其内部的工作室; 用于将样品供应到载物台的装载机; 电压施加机构,用于向样品施加电压,并且能够向物镜的下电极施加至少两个电压; 以及用于测量模具布置在样品上的方向的对准机构。 当评估样品时,对载物台移动的方向进行校正,使其与模具的排列方向一致。
    • 2. 发明申请
    • Electron beam apparatus and device manufacturing method using same
    • 电子束装置及其制造方法
    • US20030213893A1
    • 2003-11-20
    • US10437889
    • 2003-05-15
    • EBARA CORPORATIONKABUSHIKI KAISHA TOSHIBA
    • Ichirota NagahamaYuichiro YamazakiKenji WatanabeMasahiro HatakeyamaTohru SatakeNobuharu Noji
    • H01J037/285
    • H01J37/28H01J2237/0044H01J2237/2817
    • A defect inspecting apparatus is provided for generating a less distorted test image to reliably observe a surface of a sample for detecting defects thereon. The defect detecting apparatus comprises a primary electron beam source for irradiating a sample, electrostatic lenses for focusing secondary electrons emitted from the surface of the sample irradiated with the primary electron beam, a detector for detecting the secondary electrons, and an image processing unit for processing a signal from the detector. Further, a second electron source may be provided for emitting an electron beam irradiated to the sample, wherein the sample may be irradiated with the electron beam from the second electron source before it is irradiated with the primary electron beam from the first electron source for observing the sample. A device manufacturing method is also provided for inspecting devices under processing with high throughput using the defect detecting apparatus.
    • 提供了一种缺陷检查装置,用于产生较小失真的测试图像,以可靠地观察用于检测缺陷的样品表面。 缺陷检测装置包括用于照射样品的一次电子束源,用于聚焦从一次电子束照射的样品的表面发射的二次电子的静电透镜,用于检测二次电子的检测器,以及用于处理的图像处理单元 来自检测器的信号。 此外,可以提供第二电子源用于发射照射到样品的电子束,其中在用来自第一电子源的一次电子束照射之前,可以用来自第二电子源的电子束照射样品,用于观察 例子。 还提供了一种装置制造方法,用于使用缺陷检测装置以高吞吐量检查处理装置。