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US09535322B2 Imprint lithography 有权
印刷光刻

Imprint lithography
摘要:
A method of determining a position of an imprint template in an imprint lithography apparatus. In an embodiment, the method includes illuminating an area of the imprint template in which an alignment mark is expected to be found by scanning an alignment radiation beam over that area, detecting an intensity of radiation reflected or transmitted from the area, and identifying the alignment mark via analysis of the detected intensity.
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