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    • 22. 发明申请
    • APPARATUS AND METHOD OF TREATING SURFACE OF SEMICONDUCTOR SUBSTRATE
    • 装置和处理半导体基板表面的方法
    • US20110143541A1
    • 2011-06-16
    • US12886427
    • 2010-09-20
    • Yoshihiro OGAWATatsuhiko KoideShinsuke KimuraHisashi OkuchiHiroshi Tomita
    • Yoshihiro OGAWATatsuhiko KoideShinsuke KimuraHisashi OkuchiHiroshi Tomita
    • H01L21/308B08B3/08B08B3/02
    • H01L21/0206H01L21/02043H01L21/02211H01L21/31116H01L21/32135H01L21/67028
    • In one embodiment, an apparatus of treating a surface of a semiconductor substrate comprises a substrate holding and rotating unit, first to fourth supplying units, and a removing unit. A substrate holding and rotating unit holds a semiconductor substrate, having a convex pattern formed on its surface, and rotates the semiconductor substrate. A first supplying unit supplies a chemical onto the surface of the semiconductor substrate in order to clean the semiconductor substrate. A second supplying unit supplies pure water to the surface of the semiconductor substrate in order to rinse the semiconductor substrate. A third supplying unit supplies a water repellent agent to the surface of the semiconductor substrate in order to form a water repellent protective film onto the surface of the convex pattern. A fourth supplying unit supplies alcohol, which is diluted with pure water, or acid water to the surface of the semiconductor substrate in order to rinse the semiconductor substrate. A removing unit removes the water repellent protective film with the convex pattern being left.
    • 在一个实施例中,处理半导体衬底的表面的设备包括基板保持和旋转单元,第一至第四供电单元和去除单元。 基板保持旋转单元保持在其表面上形成有凸起图案并使半导体基板旋转的半导体基板。 第一供给单元向半导体基板的表面供给化学品,以清洁半导体基板。 第二供给单元向半导体基板的表面供给纯水,以冲洗半导体基板。 第三供给单元向半导体基板的表面供给防水剂,以在凸形图案的表面上形成防水保护膜。 为了冲洗半导体衬底,第四供应单元将用纯水或酸性水稀释的酒精提供给半导体衬底的表面。 去除单元除去留下凸起图案的防水保护膜。
    • 24. 发明授权
    • Etching method and apparatus for semiconductor wafers
    • 半导体晶片的蚀刻方法和装置
    • US07097784B2
    • 2006-08-29
    • US10742992
    • 2003-12-23
    • Yoshihiro OgawaHisashi OkuchiHiroshi TomitaHiroyasu Iimori
    • Yoshihiro OgawaHisashi OkuchiHiroshi TomitaHiroyasu Iimori
    • B44C1/22C03C15/00
    • H01L21/67248H01L21/31111H01L21/67086
    • A method for etching semiconductor wafers in an etching apparatus including an etching bath filled with an etchant and capable of setting liquid temperature and process sequence, comprises selecting a predetermined etching program suitable for etching of the semiconductor wafer, counting the number of the semiconductor wafers to be charged in the etching bath before the etching, calculating a temperature drop of the etchant based on the counted number, setting the liquid temperature of the etchant to an initial temperature B obtained by adding the temperature drop of the etchant to a predetermined etching temperature A, charging the semiconductor wafers in the etching bath at a predetermined timing to etch the semiconductor wafers, and setting the liquid temperature at the predetermined etching temperature A, immediately before or after the liquid temperature reaches the initial temperature B.
    • 一种用于在包括填充有蚀刻剂并能够设定液体温度和工艺顺序的蚀刻液的蚀刻装置中蚀刻半导体晶片的方法,包括选择适合于半导体晶片的蚀刻的预定蚀刻程序,将半导体晶片的数量计数为 在蚀刻之前将其装入蚀刻液中,基于计数得出蚀刻剂的温度下降,将蚀刻剂的液体温度设定为通过将蚀刻剂的温度降加到预定蚀刻温度A而获得的初始温度B 在预定的时刻对蚀刻液中的半导体晶片进行充电,以蚀刻半导体晶片,并在液体温度达到初始温度B之前或之后将液体温度设定在预定蚀刻温度A。