File:2D Layout Decomposition.png

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Description
English: A composite target layout (top) is split into two sub-layouts: vertical dense lines (blue) and horizontal sparse and dense lines (red) due to the incompatibility of the illuminations used for each sub-layout,[1] when the dense pitch is less than wavelength divided by numerical aperture. The sparse lines require on-axis illumination, while dense lines require off-axis illumination.[2][3] On the other hand, with off-axis illumination, it is desirable to apply subresolution assist features for the sparse horizontal lines.[4] So the layout splitting allows this due to extra spaces between lines while the original composite doesn't. Furthermore, the tip-to-tip (T2T) features (circled) also need to be controlled well, but are inherently the wrong orientation, requiring the use of additional cut exposures, as it is not possible to fit assist features.
Date
Source Excel drawing
Author Guiding light
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Original upload log

Transferred from en.wikipedia to Commons using For the Common Good.

The original description page was here. All following user names refer to en.wikipedia.
Date/Time Dimensions User Comment
13:28, 11 September 2018 480 × 1,364 (18,271 bytes) w:en:Guiding light (talk | contribs)
11:43, 11 September 2018 480 × 1,364 (17,502 bytes) w:en:Guiding light (talk | contribs) Uploading a self-made file using [[Wikipedia:File_Upload_Wizard|File Upload Wizard]]

References

  1. M. Eurlings et al., Proc. SPIE 4404, 266 (2001).
  2. J. Bekaert et al., Solid State Tech., Nov. 2007, p. 48.
  3. M. van de Kerkhof et al., Proc. SPIE 10143, 101430D (2017).
  4. R. J. Socha et al., Proc. SPIE 4000, 1140 (2000).

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inception

11 September 2018

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Date/TimeThumbnailDimensionsUserComment
current00:32, 5 February 2019547 × 1,393 (22 KB)Guiding lightColor added, T2T highlighted
23:55, 29 September 2018480 × 1,364 (18 KB)OgreBot(BOT): Reverting to most recent version before archival
23:55, 29 September 2018480 × 1,364 (17 KB)OgreBot(BOT): Uploading old version of file from en.wikipedia; originally uploaded on 2018-09-11 11:43:13 by Guiding light
00:42, 28 September 2018480 × 1,364 (18 KB)Arlene the beanTransferred from en.wikipedia: see original upload log above
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