SUBSTRATE ARCHITECTURE FOR ENHANCED ELECTROSTATIC CHUCKING

The present disclosure is directed to a semiconductor panel providing a laminated structure and a plurality of electrically isolated structures distributed throughout the laminated structure to increase an attraction between the laminated structure and an electrostatic chuck. In an aspect, the elect...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: WANG, Ao, HAEHN, Nicholas, BRYKS, Whitney, CANDADAI, Aaditya Anand, PIETAMBARAM, Srinivas
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:The present disclosure is directed to a semiconductor panel providing a laminated structure and a plurality of electrically isolated structures distributed throughout the laminated structure to increase an attraction between the laminated structure and an electrostatic chuck. In an aspect, the electrically isolated structures are positioned in spaces in the semiconductor panel without electrically active devices and interconnects. In yet another aspect, the present method provides a semiconductor panel and forming a plurality of electrically isolated structures in selected positions on the semiconductor panel and an electrostatic chuck configured to carry an electrostatic charge for producing an electrostatic force at its top surface, placing the semiconductor panel on the electrostatic chuck, and activating the electrostatic chuck to induce polarization at the top surface to produce an attractive force having a greater magnitude at the positions with the plurality of electrically isolated structures.