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    • 10. 发明申请
    • PATTERN FORMING METHOD AND APPARATUS, EXPOSURE METHOD AND APPARATUS, AND DEVICE MANUFACTURING METHOD AND DEVICE
    • 图案形成方法和装置,曝光方法和装置以及装置制造方法和装置
    • US20100099049A1
    • 2010-04-22
    • US12648648
    • 2009-12-29
    • Soichi OWAShigeru HIRUKAWA
    • Soichi OWAShigeru HIRUKAWA
    • G03F7/22G03B27/42
    • G03F9/7003G03F7/70291G03F7/70475G03F9/7015G03F9/7019
    • During a period after starting exposure to a plurality of shot areas subject to exposure on a wafer until completing the exposure, a light via a slit pair arranged on a stage that holds the wafer, of illumination light via a pattern generating device, is received, and information on a positional relation between an illumination light and the stage (and hence a positional relation between the illumination light and the wafer) is detected. With this operation, even if the information on the positional relation between the illumination light and the wafer varies due to some reason, information on the variation can be detected while performing the exposure to the plurality of shot areas. Accordingly, high-precision exposure can be achieved in an exposure operation, by considering this detection results.
    • 在开始曝光到在晶片上曝光的多个照射区域直到完成曝光之前的期间,接收经由图案生成装置经由经由经由经由图案生成装置保持晶片的台阶上的狭缝对的照明光的光, 并且检测关于照明光和舞台之间的位置关系的信息(因此照明光和晶片之间的位置关系)。 通过该操作,即使关于照明光和晶片之间的位置关系的信息由于某些原因而变化,也可以在对多个拍摄区域进行曝光的同时检测关于变化的信息。 因此,通过考虑该检测结果,可以在曝光操作中实现高精度的曝光。