Radiant energy – Irradiation of objects or material – Irradiation of semiconductor devices
Patent
1994-06-21
2000-06-06
Berman, Jack
Radiant energy
Irradiation of objects or material
Irradiation of semiconductor devices
25044211, 25045311, 378 34, 378208, H01J 3720
Patent
active
060721839
ABSTRACT:
A pattern transfer system includes a stage device. The system includes a fine-motion driving device for moving a movable stage through a first range, a relatively rough-motion driving device for moving the movable stage through a second range, which has substantially the same extent as the first range, and a transfer device for transferring a pattern onto a substrate placed on the movable stage.
REFERENCES:
patent: 4325077 (1982-04-01), Dunham
patent: 4462580 (1984-07-01), Nielsen
patent: 4987526 (1991-01-01), Slocum et al.
patent: 5120034 (1992-06-01), Van Engelen et al.
patent: 5260580 (1993-11-01), Itoh et al.
patent: 5684856 (1997-11-01), Itoh et al.
Itoh Hirohito
Ohishi Shinji
Berman Jack
Canon Kabushiki Kaisha
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