Real-time detection of deflections and ruptures of EUV pellicle membranes

    公开(公告)号:US12209975B2

    公开(公告)日:2025-01-28

    申请号:US17883678

    申请日:2022-08-09

    Abstract: The present disclosure is directed to a reticle assembly having a reticle and a pellicle attached to a pellicle support frame positioned on the reticle and includes a sensor assembly having optical and sensor components, which monitor the pellicle. The optical components and the sensor components of the sensor assembly may be coupled to a controller, which may be further coupled to one or more semiconductor process tools.

Patent Agency Ranking