Automated inspection tool

Some embodiments of the present disclosure relate to a processing tool. The tool includes a housing enclosing a processing chamber, and an input/output port configured to pass a wafer through the housing into and out of the processing chamber. A back-side macro-inspection system is arranged within t...

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Bibliographische Detailangaben
Hauptverfasser: Lee, Chien-Fa, Chuang, Sheng-Hsiang, Weng, Wu-An, Kuo, Shou-Wen, Liu, Hsu-Shui, Lin, Chia-Han, Tsai, Ming-Chi, Soni, Surendra Kumar, Hsueh, Ya Hsun, Pai, Jiun-Rong, Tsai, Gary, Liao, Chien-Ko, Liao, Becky, Yu, Ethan, Liu, Kuo-Yi
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:Some embodiments of the present disclosure relate to a processing tool. The tool includes a housing enclosing a processing chamber, and an input/output port configured to pass a wafer through the housing into and out of the processing chamber. A back-side macro-inspection system is arranged within the processing chamber and is configured to image a back side of the wafer. A front-side macro-inspection system is arranged within the processing chamber and is configured to image a front side of the wafer according to a first image resolution. A front-side micro-inspection system is arranged within the processing chamber and is configured to image the front side of the wafer according to a second image resolution which is higher than the first image resolution.