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    • 6. 发明授权
    • Fabrication method of packaging substrate and packaging method using the packaging substrate
    • 包装基材的包装方法和封装方法
    • US07452809B2
    • 2008-11-18
    • US11240771
    • 2005-10-03
    • Moon-chul LeeWoon-bae KimJun-sik HwangChang-youl Moon
    • Moon-chul LeeWoon-bae KimJun-sik HwangChang-youl Moon
    • H01L21/44H01R43/00
    • B81C1/00301Y10T29/49117
    • A fabrication method of a packaging substrate includes the steps of: forming a recess by etching a predetermined area of a lower surface of a substrate; depositing a seed layer on an upper surface of the substrate; in the recess, etching predetermined area(s) of the lower surface of the substrate and forming at least one via hole that reaches the seed layer; and plating the inside of the via hole by using the seed layer, and forming electrode(s) for electrically coupling the upper and lower parts of the substrate. First and second pads coupled to the electrode(s) may be formed on the upper and lower parts of the substrate, respectively. Thus, using the second pads as bonding materials, the packaging process becomes easier, which resultantly simplifies the fabrication process of the packaging substrate and the packaging process.
    • 包装基板的制造方法包括以下步骤:通过蚀刻基板的下表面的预定区域来形成凹部; 在基板的上表面上沉积种子层; 在所述凹部中蚀刻所述基板的下表面的预定区域并形成到达所述籽晶层的至少一个通孔; 并且通过使用晶种层对通孔的内部进行电镀,以及形成用于电耦合衬底的上部和下部的电极。 分别连接到电极的第一和第二焊盘分别形成在衬底的上部和下部。 因此,使用第二焊盘作为粘合材料,封装过程变得更容易,从而简化了封装衬底的制造过程和封装过程。
    • 10. 发明授权
    • Packaging chip and packaging method thereof
    • 包装芯片及其包装方法
    • US07408257B2
    • 2008-08-05
    • US11390220
    • 2006-03-28
    • Kyu-dong JungWoon-bae KimIn-sang SongMoon-chul LeeJun-sik HwangSuk-jin Ham
    • Kyu-dong JungWoon-bae KimIn-sang SongMoon-chul LeeJun-sik HwangSuk-jin Ham
    • H01L23/04
    • H01L23/055H01L23/04H01L27/14618H01L2224/16
    • A packaging chip in which a circuit module is packaged and a method of packaging a circuit module are provided. The packaging chip includes a base wafer; a circuit module on the base wafer; a packaging wafer having a cavity and combined with the base wafer so that the circuit module fits inside the cavity; a connecting electrode connecting upper and lower surfaces of the cavity; and a seed layer between the connecting electrode and the packaging wafer. The method includes etching a lower surface of the packaging wafer to form a cavity, stacking a metal layer in an area of the lower surface, combining the base wafer with the packaging wafer, polishing the packaging wafer, forming a viahole through the packaging wafer, stacking a seed layer on the packaging wafer, plating the inside of the viahole, removing the seed layer and forming an electrode.
    • 提供电路模块封装的封装芯片和封装电路模块的方法。 包装芯片包括基底晶片; 基底晶片上的电路模块; 封装晶片,其具有空腔并与所述基底晶片组合,使得所述电路模块装配在所述腔内; 连接所述空腔的上表面和下表面的连接电极; 以及连接电极和封装晶片之间的晶种层。 该方法包括蚀刻封装晶片的下表面以形成空腔,在下表面的区域中堆叠金属层,将基底晶片与封装晶片组合,抛光封装晶片,通过封装晶片形成通孔, 将种子层堆叠在包装晶片上,电镀通孔内部,去除种子层并形成电极。