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    • 1. 发明申请
    • Semiconductor manufacturing apparatus
    • 半导体制造装置
    • US20090053021A1
    • 2009-02-26
    • US11887111
    • 2006-03-28
    • Norichika YamagishiSadao Hisakado
    • Norichika YamagishiSadao Hisakado
    • H01L21/677
    • H01L21/67309H01L21/67259H01L21/681
    • A semiconductor manufacturing apparatus comprises a substrate transfer device for transferring a substrate, a substrate detector unit including a light emitter unit for emitting light onto the substrate and a light receiver unit for receiving the light to detect the substrate transferred by the substrate transfer device, and a controller for receiving data on the received light quantity from the light receiver unit. Multiple mutually non-overlapping light quantity ranges are pre-registered in the controller, and when light emitted from the light emitter unit reaches the light receiver unit by way of the substrate, the controller identifies which of the pre-registered light quantity ranges is the received light quantity, and outputs a command according to the identified light quantity range.
    • 一种半导体制造装置,包括用于转印衬底的衬底转移装置,包括用于将光发射到衬底上的光发射器单元的衬底检测器单元和用于接收光以检测由衬底转移装置转移的衬底的光接收单元,以及 控制器,用于接收来自光接收单元的接收光量的数据。 多个相互不重叠的光量范围预先登记在控制器中,并且当从发光单元发射的光通过基板到达光接收器单元时,控制器识别哪个预注册的光量范围是 接收光量,并根据识别的光量范围输出命令。