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    • 1. 发明授权
    • Patterned dummy wafers loading in batch type CVD
    • 图案化的假晶片以分批式CVD方式装载
    • US08809206B2
    • 2014-08-19
    • US13022517
    • 2011-02-07
    • Rinji SuginoBradley Marc DavisLei XueKenichi Ohtsuka
    • Rinji SuginoBradley Marc DavisLei XueKenichi Ohtsuka
    • H01L21/31
    • H01L21/02271C23C16/045C23C16/44C23C16/56H01L21/02164H01L27/11568
    • A method for semiconductor device fabrication is provided. The present invention is directed towards using at least one patterned dummy wafer along with one or more product wafers in a film deposition system to create a sidewall layer thickness variation that is substantially uniform across all product wafers. The at least one patterned dummy wafer may have a high density patterned substrate surface with a topography that is different from or substantially similar to a topography of the one or more product wafers. Furthermore, in a batch type Chemical Vapor Deposition (CVD) system, the at least one patterned dummy wafer may be placed near a gas inlet of the CVD system. At least one patterned dummy wafer may be placed near an exhaust of the CVD system. Additionally, the patterned dummy wafers may be reusable in subsequent film deposition processes.
    • 提供了半导体器件制造方法。 本发明涉及在膜沉积系统中使用至少一个图案化虚设晶圆以及一个或多个产品晶片,以产生在所有产品晶片上基本均匀的侧壁层厚度变化。 至少一个图案化的虚设晶片可以具有高密度图案化的衬底表面,其具有不同于或基本类似于一个或多个产品晶片的形貌的形貌。 此外,在间歇式化学气相沉积(CVD)系统中,至少一个图案化的虚设晶片可以放置在CVD系统的气体入口附近。 至少一个图案化的虚设晶片可以放置在CVD系统的排气附近。 此外,图案化的虚拟晶片可以在随后的成膜工艺中可重复使用。
    • 2. 发明申请
    • PATTERNED DUMMY WAFERS LOADING IN BATCH TYPE CVD
    • 刻板式CVD中加载的图案式加湿器
    • US20120202355A1
    • 2012-08-09
    • US13022517
    • 2011-02-07
    • Rinji SuginoBradley Marc DavisLei XueKenichi Ohtsuka
    • Rinji SuginoBradley Marc DavisLei XueKenichi Ohtsuka
    • H01L21/465H01L21/46
    • H01L21/02271C23C16/045C23C16/44C23C16/56H01L21/02164H01L27/11568
    • A method for semiconductor device fabrication is provided. Embodiments of the present invention are directed towards using at least one patterned dummy wafer along with one or more product wafers in a film deposition system to create a sidewall layer thickness variation that is substantially uniform across all product wafers. The at least one patterned dummy wafer may have a high density patterned substrate surface with a topography that is different from or substantially similar to a topography of the one or more product wafers. Furthermore, in a batch type Chemical Vapor Deposition (CVD) system, the at least one patterned dummy wafer may be placed near a gas inlet of the CVD system. In another embodiment, at least one patterned dummy wafer may be placed near an exhaust of the CVD system. Additionally, the patterned dummy wafers may be reusable in subsequent film deposition processes.
    • 提供了半导体器件制造方法。 本发明的实施例涉及在膜沉积系统中使用至少一个图案化虚设晶圆以及一个或多个产品晶片,以产生在所有产品晶片上基本均匀的侧壁层厚度变化。 至少一个图案化的虚设晶片可以具有高密度图案化的衬底表面,其具有不同于或基本类似于一个或多个产品晶片的形貌的形貌。 此外,在间歇式化学气相沉积(CVD)系统中,至少一个图案化的虚设晶片可以放置在CVD系统的气体入口附近。 在另一个实施例中,至少一个图案化虚设晶片可以放置在CVD系统的排气附近。 此外,图案化的虚拟晶片可以在随后的成膜工艺中可重复使用。