Acta Optica Sinica, Volume. 26, Issue 3, 398(2006)

An In-Situ Method for Measuring the Overlay Performance of a Lithographic System with Mirror-Symmetry FOCAL Marks

[in Chinese]1,2、*, [in Chinese]1, [in Chinese]1,2, [in Chinese]1,2, and [in Chinese]1,2
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    References(7)

    [1] [1] M. A. van den Brink, C. G. M. de Mol, R. A. George. Matching performance for multiple wafer steppers using an advanced metrology procedure[C]. Proc. SPIE, 1988, 921: 180~197

    [3] [3] Bert Vleeming, Barbra Heskamp, Hans Bakker. ArF step and scan system with 0.75 NA for the 0.10 μm node[C]. Proc. SPIE, 2001, 4346: 634~650

    [4] [4] P. Dirksen, W. de Laat, H. Megens. Latent image metrology for production wafer steppers[C]. Proc. SPIE, 1995, 2440: 701~711

    [5] [5] Peter Dirksen, Jan E. Van Der Werf. U. S Patent 5674650. 1997

    [6] [6] Weijie Shi, Xiangzhao Wang, Dongqing Zhang. Application of BP-neural networks in the FOCAL technique[C]. Proc. SPIE, 2005, 5645: 233~239

    [7] [7] Dongqing Zhang, Xiangzhao Wang, Weijie Shi. A new method to determine the energy range for the FOCAL technique[C]. Proc. SPIE, 2005, 5645: 180~187

    [8] [8] M. vd. Brink, H. Franken, S. Wittekoek et al.. Automatic on-line wafer stepper calibration system[C]. Proc. SPIE, 1990, 1261: 298~314

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    [in Chinese], [in Chinese], [in Chinese], [in Chinese], [in Chinese]. An In-Situ Method for Measuring the Overlay Performance of a Lithographic System with Mirror-Symmetry FOCAL Marks[J]. Acta Optica Sinica, 2006, 26(3): 398

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    Paper Information

    Category: Lasers and Laser Optics

    Received: Apr. 22, 2005

    Accepted: --

    Published Online: Apr. 20, 2006

    The Author Email: (shiweijie@siom.ac.cn)

    DOI:

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