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    • 4. 发明授权
    • Substrate and die defect inspection method
    • 基板和模具缺陷检查方法
    • US08295580B2
    • 2012-10-23
    • US12553072
    • 2009-09-02
    • Chiyan Kuan
    • Chiyan Kuan
    • G06K9/00
    • H01L22/12G06T7/001G06T2207/10061G06T2207/30148
    • A substrate inspection method is disclosed. The disclosed method includes 1) providing one or more images of one or more sample substrates; 2) identifying, from the images, two or more occurrences of a target pattern in the images; and 3) comparing the identified target-pattern occurrences against each other to determine, from the images, a presence of abnormalities in the compared target-pattern occurrences, hence determining one or more defects physically present in the target-pattern occurrences. The disclosed method may be implemented via execution of a computer program encoded in a computer readable medium, where the computer program instructs an imaging apparatus to form images of the of-interest sample substrates and instructs an image analyzing apparatus to identify and compare, from the images, the target-pattern occurrences on the sample substrates.
    • 公开了基板检查方法。 所公开的方法包括:1)提供一个或多个样品基底的一个或多个图像; 2)从图像中识别图像中的两个或多个目标图案的出现; 以及3)将所识别的目标模式出现相互比较以从图像中确定比较的目标模式出现中的异常的存在,从而确定在目标模式出现中物理存在的一个或多个缺陷。 所公开的方法可以通过执行在计算机可读介质中编码的计算机程序来实现,其中计算机程序指示成像装置形成感兴趣的样本基板的图像,并指示图像分析装置从 图像,样本基板上的目标图案出现。
    • 5. 发明申请
    • SUBSTRATE INSPECTION METHOD
    • 基板检查方法
    • US20110052040A1
    • 2011-03-03
    • US12553072
    • 2009-09-02
    • CHIYAN KUAN
    • CHIYAN KUAN
    • G06K9/00
    • H01L22/12G06T7/001G06T2207/10061G06T2207/30148
    • A substrate inspection method is disclosed. The disclosed method includes 1) providing one or more images of one or more sample substrates; 2) identifying, from the images, two or more occurrences of a target pattern in the images; and 3) comparing the identified target-pattern occurrences against each other to determine, from the images, a presence of abnormalities in the compared target-pattern occurrences, hence determining one or more defects physically present in the target-pattern occurrences. The disclosed method may be implemented via execution of a computer program encoded in a computer readable medium, where the computer program instructs an imaging apparatus to form images of the of-interest sample substrates and instructs an image analyzing apparatus to identify and compare, from the images, the target-pattern occurrences on the sample substrates.
    • 公开了基板检查方法。 所公开的方法包括:1)提供一个或多个样品基底的一个或多个图像; 2)从图像中识别图像中的两个或多个目标图案的出现; 以及3)将所识别的目标模式出现相互比较以从图像中确定比较的目标模式出现中的异常的存在,从而确定在目标模式出现中物理存在的一个或多个缺陷。 所公开的方法可以通过执行在计算机可读介质中编码的计算机程序来实现,其中计算机程序指示成像装置形成感兴趣的样本基板的图像,并指示图像分析装置从 图像,样本基板上的目标图案出现。
    • 9. 发明授权
    • Method for inspecting EUV reticle and apparatus thereof
    • EUV掩模版检查方法及其装置
    • US08692193B2
    • 2014-04-08
    • US13479702
    • 2012-05-24
    • Chiyan KuanWei FangYou-Jin Wang
    • Chiyan KuanWei FangYou-Jin Wang
    • G01N23/225H01J37/28
    • G01N23/2251G03F1/22G03F1/86H01J37/28H01J2237/2817
    • A method of inspecting an EUV reticle is proposed, which uses an original design layout information to align the plurality of patterns on an image, which is got by scanning the surface of an EUV reticle, such that the defect can be identified and classified according to the aligned patterns. In the scanning process, a step of conditioning surface charge is followed by a step of inspecting surface of the EUV reticle wherein the step of conditioning surface can neutralize the surface charge and the step of inspecting can obtain an image of the EUV reticle. The method of inspecting an EUV reticle also tuning a retarding electrode to attract more secondary electrons such that the greylevels of different patterns may be shown and the defect can be identified and classified.
    • 提出了一种检查EUV掩模版的方法,其使用原始设计布局信息来对准通过扫描EUV掩模版的表面而获得的图像上的多个图案,使得可以根据 对齐的图案。 在扫描过程中,调节表面电荷的步骤之后是检查EUV掩模版的表面的步骤,其中调理表面的步骤可以中和表面电荷,并且检查步骤可以获得EUV掩模版的图像。 检查EUV掩模版的方法还调谐延迟电极以吸引更多的二次电子,使得可以示出不同图案的灰度并且可以识别和分类缺陷。