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Method for dividing lithography pattern, lithography processing method including such dividing method, device manufacturing method, and mask manufactured by the above described split method

机译:光刻图案的划分方法,包括该划分方法的光刻处理方法,器件制造方法以及通过上述划分方法制造的掩模

摘要

PROBLEM TO BE SOLVED: To provide a method of splitting a lithographic pattern into two sub-patterns.;SOLUTION: This method includes: generating test structures corresponding to structures of interest in the lithographic pattern; varying the test structures through a selected range of dimensions; simulating an image of the test structures; determining an image quality metric for the simulated image; analyzing the determined image quality metric to determine pitch ranges for which split improves the image quality metric and ranges for which split does not improve the image quality metric; and generating two sub-patterns in accordance with the determined pitch ranges.;COPYRIGHT: (C)2010,JPO&INPIT
机译:解决的问题:提供一种将光刻图案分成两个子图案的方法。解决方案:该方法包括:生成与光刻图案中感兴趣的结构相对应的测试结构;在选定的尺寸范围内改变测试结构;模拟测试结构的图像;确定模拟图像的图像质量度量;分析所确定的图像质量度量,以确定其间距改善了图像质量度量的音调范围和其分辨率未改善图像质量度量的范围;并根据确定的音高范围生成两个子模式。;版权所有:(C)2010,JPO&INPIT

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