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    • 4. 发明授权
    • Electrolytic processing apparatus and substrate processing method
    • 电解处理装置及基板处理方法
    • US07374646B2
    • 2008-05-20
    • US10767253
    • 2004-01-30
    • Hidenao SuzukiKazufumi NomuraKunihito IdeHiroyuki KandaKoji MishimaNaoki MiharaNatsuki MakinoSeiji Katsuoka
    • Hidenao SuzukiKazufumi NomuraKunihito IdeHiroyuki KandaKoji MishimaNaoki MiharaNatsuki MakinoSeiji Katsuoka
    • C25D17/00C25D17/02C25D17/06C25D7/12
    • H01L21/2885C25D7/123C25D17/001H01L21/76877
    • The present invention provides an electrolytic processing apparatus which is capable of increasing an in-plane uniformity of a film thickness of a plated film by making more uniform an electric field distribution over an entire surface to be processed of a substrate even if the substrate has a large area, and controlling more uniformly a speed, over the entire surface to be processed of the substrate. The electrolytic processing apparatus of this invention includes: a substrate holder for holding a substrate, a first electrode for being brought into contact with the substrate to supply current to a surface, to be processed, of the substrate; a second electrode disposed substantially parallel to the surface, to be processed, of the substrate in a position facing the surface, to be processed, of the substrate held by the substrate holder; a high resistance structure disposed between the substrate held by the substrate holder and the second electrode; an electrolytic solution introducing portion for introducing an electrolytic solution into a region across which the substrate held by the substrate holder and the high resistance structure face each other, from laterally of the high resistance structure; and a power source for applying a voltage between the first electrode and the second electrode.
    • 本发明提供一种电解处理装置,其能够通过使基板的整个表面上的电场分布更均匀,从而提高镀膜的膜厚的面内均匀性, 大面积,并且在基板的整个待处理表面上更均匀地控制速度。 本发明的电解处理装置包括:用于保持基板的基板保持器,用于与基板接触的第一电极,以将基板的待加工表面供给电流; 基板平行于被处理面的基板平面的第二电极,所述第一电极与所述基板保持器保持的所述基板面对所述要被处理的表面的位置; 设置在由衬底保持器保持的衬底和第二电极之间的高电阻结构; 电解液引入部分,用于将电解溶液引入到由所述衬底保持器保持的所述衬底和所述高电阻结构面对的区域中,从所述高电阻结构的侧面引出; 以及用于在第一电极和第二电极之间施加电压的电源。
    • 9. 发明授权
    • Dressing apparatus and method
    • 敷料装置和方法
    • US5643067A
    • 1997-07-01
    • US571598
    • 1995-12-13
    • Seiji KatsuokaKunihiko SakuraiTetsuji Togawa
    • Seiji KatsuokaKunihiko SakuraiTetsuji Togawa
    • B24B53/00B24B53/007B24B53/017B24B21/18B24B33/00B24B47/26B24B55/00
    • B24B53/017B24B53/00
    • A dressing apparatus is used to resurface a polishing surface of a polish cloth used to polish semiconductor wafers. A dressing brush which spins on its own axis is also coupled to a drive shaft of a main drive of the dressing apparatus through a planetary gear mechanism so that the brush will rotate or orbit about the drive shaft. Therefore, the dressing brush traces a complex path and its dressing action is spread over a wide surface area of the polishing cloth to produce thorough resurfacing of the polishing surface. The service life of the cloth is significantly increased and contributes to improving the overall efficiency of preparing high quality polished semiconductor wafers. For economy, the dressing apparatus can be mounted easily on a conventional polishing apparatus having a dressing facility.
    • 修整装置用于重新表面抛光用于抛光半导体晶片的抛光布的抛光表面。 在其自身的轴线上旋转的修整刷也通过行星齿轮机构联接到修整设备的主驱动器的驱动轴,使得电刷将围绕驱动轴旋转或轨道。 因此,修整刷跟踪复杂的路径,并且其修整作用分布在抛光布的宽表面区域上,以产生抛光表面的彻底表面。 布的使用寿命显着增加,有助于提高制备高质量抛光半导体晶片的整体效率。 为了经济,敷料装置可以容易地安装在具有修整设备的常规抛光装置上。