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    • 66. 发明授权
    • Method and apparatus for electrodeposition of uniform film with minimal edge exclusion on substrate
    • 用于电沉积均匀膜的方法和装置,在基板上具有最小的边缘排除
    • US06610190B2
    • 2003-08-26
    • US09760757
    • 2001-01-17
    • Bulent M. BasolCyprian UzohHomayoun Talieh
    • Bulent M. BasolCyprian UzohHomayoun Talieh
    • C25D508
    • C25D5/02C25D7/123C25D17/001H01L21/2885H01L21/3212H01L21/76877
    • A system for depositing materials on a surface of a wafer or removing materials from the surface of a wafer includes an electrode, a shaping plate, a liquid solution contained between the electrode and the wafer surface, and electrical contact members contacting selected locations on the wafer surface. The shaping plate is supported between the electrode and the wafer surface such that an upper surface of the shaping plate faces the wafer surface. The shaping plate can have a plurality of channels where each puts the wafer surface in a fluid communication with the electrode. The electrical contact members contact the selected locations on the wafer surface through a recessed edge of the shaping plate such that when the wafer is rotated, the selected contact locations move over the shaping plate and are plated under an applied potential. Advantages of the invention include substantially full surface treatment of the wafer.
    • 用于在晶片的表面上沉积材料或从晶片表面去除材料的系统包括电极,成形板,包含在电极和晶片表面之间的液体溶液以及与晶片上的选定位置接触的电接触元件 表面。 成形板支撑在电极和晶片表面之间,使得成形板的上表面面向晶片表面。 成形板可以具有多个通道,其中每个通道将晶片表面与电极流体连通。 电接触构件通过成形板的凹入边缘接触晶片表面上的选定位置,使得当晶片旋转时,所选择的接触位置在成形板上移动并在施加电位下进行电镀。 本发明的优点包括晶片的基本全表面处理。
    • 67. 发明授权
    • Device providing electrical contact to the surface of a semiconductor workpiece during metal plating
    • 在金属电镀过程中提供与半导体工件的表面的电接触的装置
    • US06497800B1
    • 2002-12-24
    • US09685934
    • 2000-10-11
    • Homayoun TaliehCyprian UzohBulent M. Basol
    • Homayoun TaliehCyprian UzohBulent M. Basol
    • C25D1700
    • B23H3/04B23H5/08C25D5/08C25D17/00C25D17/001C25D17/005C25F7/00H01L21/2885
    • Substantially uniform deposition of conductive material on a surface of a substrate, which substrate includes a semiconductor wafer, from an electrolyte containing the conductive material can be provided by way of a particular device which includes first and second conductive elements. The first conductive element can have multiple electrical contacts, of identical or different configurations, or may be in the form of a conductive pad, and can contact or otherwise electrically interconnect with the substrate surface over substantially all of the substrate surface. Upon application of a potential between the first and second conductive elements while the electrolyte makes physical contact with the substrate surface and the second conductive element, the conductive material is deposited on the substrate surface. It is possible to reverse the polarity of the voltage applied between the anode and the cathode so that electro-etching of deposited conductive material can be performed.
    • 可以通过包括第一和第二导电元件的特定装置来提供导电材料在包含导电材料的电解质的衬底的包括半导体晶片的表面上的基本均匀沉积。 第一导电元件可以具有相同或不同构造的多个电触点,或者可以是导电焊盘的形式,并且可以在基本上所有的衬底表面上与衬底表面接触或以其他方式电互连。 当在电解质与衬底表面和第二导电元件物理接触的同时在第一和第二导电元件之间施加电势时,导电材料沉积在衬底表面上。 可以使施加在阳极和阴极之间的电压的极性反转,从而可以对沉积的导电材料进行电蚀刻。