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Á¦Ç°¼Ò°³ > Mask Technology > OPC
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OPC patterns
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OPC target patterns
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Merit
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Demerit
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Target Layers
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SB (Assist Bar)
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line width hole
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accurate correction
large DOF
enhancement
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Difficult mask
making
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gate
metal
contact
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Bias
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line width hole
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simple
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No accurate
correction
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gate
metal
contact
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Hammer head
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line-end hole
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simple
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No accurate
correction
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gate
metal
memory cell
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Serif
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line-end hole
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accurate correction
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Difficult mask
making
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contact
memory cell
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Jog
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line width
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accurate correction
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Difficult mask making
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metal
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| Optical Proximity Correction Photomask ¸¦
Á¦ÀÛÇÏ¿© wafer À§¿¡ patternÀ» Àü»ç½Ãų °æ¿ì ³ë±¤ÀåºñÀÇ Optical
Proximity Effect¿¡ ÀÇÇÏ¿© wafer »óÀÇ patternÀÌ ¿Ö°îÀÌ
»ý±â°Ô µÇ´Âµ¥ À̸¦ º¸Á¤Çϱâ À§ÇÏ¿© mask Á¦ÀÛ ´Ü°è¿¡¼ patternÀ»
CorrectionÇÏ¿© wafer »ó¿¡ ¿øÇÏ´Â patternÀÌ Çü¼ºµÉ ¼ö ÀÖµµ·Ï
ÇÏ´Â ±â¼úÀ̸ç, pattern º¸Á¤À» À§ÇÑ ¹æ¹ýÀ¸·Î´Â ±×¸²°ú °°Àº Á¾·ùÀÇ OPC
°¡ ÁÖ·Î »ç¿ëµÈ´Ù. |
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