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    • 1. 发明授权
    • Polishing apparatus and polishing method
    • 抛光设备和抛光方法
    • US07744445B2
    • 2010-06-29
    • US11665001
    • 2005-10-12
    • Takeo KubotaAtsushi ShigetaGen ToyotaTamami TakahashiDaisaku FukuokaKenya Ito
    • Takeo KubotaAtsushi ShigetaGen ToyotaTamami TakahashiDaisaku FukuokaKenya Ito
    • B24B1/00
    • H01L21/02021B24B9/065B24B21/002
    • A polishing apparatus has a polishing tape (21), a supply reel (22) for supplying the polishing tape (21) to a contact portion (30) at which the polishing tape (21) is brought into contact with a notch portion (11) of a substrate (10), and a take-up reel (23) for winding up the polishing tape (21) from the contact portion (30). The polishing apparatus also has a first guide portion (24) having as guide surface (241) for supplying the polishing tape (21) directly to the contact portion (30), and a second guide portion (25) having a guide surface for supplying the polishing tape (21) tot the take-up reel (23). The guide surface (241) of the first guide portion (24) and/or the guide surface of the second guide portion (25) has a shape corresponding to a shape of the notch portion (11) of the substrate (10).
    • 抛光装置具有研磨带(21),用于将研磨带(21)供给到研磨带(21)与切口部(11)接触的接触部(30)的供带盘(22) )和用于从所述接触部分(30)卷绕所述研磨带(21)的卷取卷轴(23)。 抛光装置还具有第一引导部分(24),其具有用于将研磨带(21)直接供应到接触部分(30)的引导表面(241),以及具有引导表面的第二引导部分(25) 研磨带(21)卷绕在卷取卷轴(23)上。 第一引导部(24)的引导面(241)和/或第二引导部(25)的引导面具有与基板(10)的切口部(11)的形状对应的形状。
    • 6. 发明申请
    • POLISHING METHOD
    • 抛光方法
    • US20110256811A1
    • 2011-10-20
    • US13080821
    • 2011-04-06
    • Masayuki NAKANISHIKenya ItoMasaya SekiKenji IwadeTakeo Kubota
    • Masayuki NAKANISHIKenya ItoMasaya SekiKenji IwadeTakeo Kubota
    • B24B1/00
    • B24B21/002B24B9/065B24B21/04B24B37/042
    • A polishing method can obtain a good polishing profile which, for example, will not cause peeling of a semiconductor layer from a silicon substrate. The polishing method includes: positioning a polishing head at a position above a polishing start position in an edge portion of a rotating substrate; lowering a polishing tool of the polishing head until the polishing tool comes into contact with the polishing start position in the edge portion of the rotating substrate and a pressure between the polishing tool and the polishing start position reaches a set pressure; allowing the polishing tool to stay at the polishing start position for a predetermined amount of time; and then moving the polishing head toward a peripheral end of the substrate while keeping the polishing tool in contact with the edge portion of the rotating substrate at the set pressure.
    • 抛光方法可以获得良好的抛光轮廓,其例如不会导致半导体层从硅衬底剥离。 抛光方法包括:将抛光头定位在旋转基板的边缘部分中的抛光开始位置上方的位置; 降低抛光头的抛光工具,直到研磨工具与旋转基板的边缘部分中的抛光开始位置接触,并且抛光工具和抛光开始位置之间的压力达到设定压力; 允许抛光工具在抛光开始位置停留预定的时间量; 然后将抛光头朝向基板的周缘移动,同时保持抛光工具在旋转基板的边缘部分处于设定压力。