Radiation imagery chemistry: process – composition – or product th – Radiation modifying product or process of making – Radiation mask
Reexamination Certificate
2006-11-28
2009-06-09
Young, Christopher G (Department: 1795)
Radiation imagery chemistry: process, composition, or product th
Radiation modifying product or process of making
Radiation mask
C430S030000, C716S030000
Reexamination Certificate
active
07544447
ABSTRACT:
A method of forming a mask pattern from a design pattern. A method may effectively compensate for pattern distortion resulting from an optical proximity effect (OPE). A method may obtain a precise line width. A method includes a first mask design processing and a second mask design processing.
REFERENCES:
patent: 6263299 (2001-07-01), Aleshin et al.
patent: 6472108 (2002-10-01), Lin
Cho Gab Hwan
Yun In Soo
Dongbu Hi-Tek Co., Ltd.
Sherr & Vaughn, PLLC
Young Christopher G
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