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    • 5. 发明申请
    • Method of correcting a design pattern for an integrated circuit and an apparatus for performing the same
    • 校正集成电路的设计图案的方法及其执行装置
    • US20080250361A1
    • 2008-10-09
    • US12080381
    • 2008-04-02
    • Choel-Hwyi BaeJin-Hee KimYou-Seung JinDong-Hun Lee
    • Choel-Hwyi BaeJin-Hee KimYou-Seung JinDong-Hun Lee
    • G06F17/50
    • G03F1/72
    • In an apparatus and method for automatically correcting a design pattern in view of different process defects, defect characteristic functions that indicate frequencies of each process defect independent from one another are generated, and a normalization factor that indicates relationships between the defect characteristic functions is determined. A general defect characteristic function indicating a frequency of general defects is generated using the defect characteristic functions and the normalization factor. The general defect causes the same process failure as caused by each of the process defects. The design pattern is modified using the general defect characteristic function in such a manner that the frequency of the general defects is minimized when at least one portion of the design pattern corresponding to the model pattern is transcribed on the substrate. Accordingly, the whole design pattern may be automatically corrected based on the general defect characteristic function.
    • 在用于根据不同的工艺缺陷自动校正设计图案的装置和方法中,生成指示彼此独立的每个处理缺陷的频率的缺陷特征函数,并且确定指示缺陷特征函数之间的关系的归一化因子。 使用缺陷特征函数和归一化因子生成表示一般缺陷频率的一般缺陷特征函数。 一般缺陷导致由每个工艺缺陷引起的相同的过程故障。 使用一般缺陷特征函数修改设计图案,使得当在衬底上转录对应于模型图案的设计图案的至少一部分时,一般缺陷的频率最小化。 因此,可以基于一般缺陷特征函数自动校正整个设计图案。
    • 7. 发明授权
    • Methods for identifying an allowable process margin for integrated circuits
    • 识别集成电路允许的工艺余量的方法
    • US07642106B2
    • 2010-01-05
    • US12046065
    • 2008-03-11
    • Choel-Hwyi BaeYou-Seung Jin
    • Choel-Hwyi BaeYou-Seung Jin
    • H01L21/66
    • H01L22/34
    • A test structure for inspecting an allowable process margin in a manufacturing process for a semiconductor device is provided. The test structure includes a plurality of grounded conductive lines on a substrate and electrically grounded to the substrate. A plurality of floating conductive lines are provided, each of the plurality of conductive lines being spaced apart from the grounded conductive lines and electrically separated from the grounded conductive lines on the substrate. A plurality of supplementary patterns are provided for measuring the allowable process margin by a voltage contrast between the grounded conductive lines and the floating conductive lines. Related methods of testing are also provided.
    • 提供了一种用于在半导体器件的制造工艺中检查允许工艺余量的测试结构。 测试结构包括在基板上的多个接地导线并且电接地到基板。 提供多条浮动导线,多条导线中的每条导线与接地的导线间隔开,并与衬底上的接地导线电隔离。 提供多个补充图案,用于通过接地导线与浮动导线之间的电压对比度来测量允许的工艺余量。 还提供了相关的测试方法。
    • 8. 发明授权
    • Method of correcting a design pattern for an integrated circuit and an apparatus for performing the same
    • 校正集成电路的设计图案的方法及其执行装置
    • US07840917B2
    • 2010-11-23
    • US12080381
    • 2008-04-02
    • Choel-Hwyi BaeJin-Hee KimYou-Seung JinDong-Hun Lee
    • Choel-Hwyi BaeJin-Hee KimYou-Seung JinDong-Hun Lee
    • G06F17/50
    • G03F1/72
    • In an apparatus and method for automatically correcting a design pattern in view of different process defects, defect characteristic functions that indicate frequencies of each process defect independent from one another are generated, and a normalization factor that indicates relationships between the defect characteristic functions is determined. A general defect characteristic function indicating a frequency of general defects is generated using the defect characteristic functions and the normalization factor. The general defect causes the same process failure as caused by each of the process defects. The design pattern is modified using the general defect characteristic function in such a manner that the frequency of the general defects is minimized when at least one portion of the design pattern corresponding to the model pattern is transcribed on the substrate. Accordingly, the whole design pattern may be automatically corrected based on the general defect characteristic function.
    • 在用于根据不同的工艺缺陷自动校正设计图案的装置和方法中,生成指示彼此独立的各过程缺陷的频率的缺陷特征函数,并且确定指示缺陷特征函数之间的关系的归一化因子。 使用缺陷特征函数和归一化因子生成表示一般缺陷频率的一般缺陷特征函数。 一般缺陷导致由每个工艺缺陷引起的相同的过程故障。 使用一般缺陷特征函数修改设计图案,使得当在衬底上转录对应于模型图案的设计图案的至少一部分时,一般缺陷的频率最小化。 因此,可以基于一般缺陷特征函数自动校正整个设计图案。