Photocopying – Projection printing and copying cameras – Focus or magnification control
Reexamination Certificate
2006-08-31
2010-06-01
Nguyen, Hung Henry (Department: 2882)
Photocopying
Projection printing and copying cameras
Focus or magnification control
C355S053000
Reexamination Certificate
active
07728953
ABSTRACT:
high performance and high quality micro devices, etc. are produced highly efficiently at a high throughput. Before transferring a wafer W to an exposure apparatus200for exposing the wafer W, marks formed on the wafer W is measured by an in-line measurement device400and a measurement result and/or a result of performing calculation processing on the measurement result is notified to the exposure apparatus200. In the exposure apparatus200, a measurement condition is optimized based on the notified result and an alignment processing and other processing are performed.
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Ishii Yuuiki
Okita Shinishi
Suzuki Hiroyuki
Nguyen Hung Henry
Nikon Corporation
Oliff & Berridg,e PLC
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