Method for exposing a semiconductor wafer

A method for exposing a semiconductor wafer is provided, which provides a compensation of the effects of process inhomogeneities, e.g. in semiconductor etching or deposition processes, by adjusting sets of exposure parameters (30), preferably dose and focus, of an exposure tool for any exposure fiel...

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Bibliographic Details
Main Authors SCHEDEL, THORSTEN, SEIDEL, TORSTEN
Format Patent
LanguageEnglish
French
German
Published 15.05.2002
Edition7
Subjects
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Summary:A method for exposing a semiconductor wafer is provided, which provides a compensation of the effects of process inhomogeneities, e.g. in semiconductor etching or deposition processes, by adjusting sets of exposure parameters (30), preferably dose and focus, of an exposure tool for any exposure field (21) individually across a semiconductor wafer (10).
Bibliography:Application Number: EP20000124564