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    • 9. 发明申请
    • Methods of Manufacturing Semiconductor Devices
    • 制造半导体器件的方法
    • US20110306197A1
    • 2011-12-15
    • US13156729
    • 2011-06-09
    • Young-Hoo KimBo-Un YoonKun-Tack LeeDae-Hyuk KangIm-Soo Park
    • Young-Hoo KimBo-Un YoonKun-Tack LeeDae-Hyuk KangIm-Soo Park
    • H01L21/3205
    • H01L28/82
    • Method of manufacturing semiconductor device are provided including forming an insulation layer having a pad on a substrate; forming an etch stop layer on the insulation layer and the pad; forming a mold structure having at least one mold layer on the etch stop layer; forming a first supporting layer on the mold structure; etching the first supporting layer and the mold structure to form a first opening exposing the etch stop layer; forming a spacer on a sidewall of the first opening; etching the etch stop layer using the spacer as an etching mask to form a second opening, different from the first opening, exposing a first portion of the pad having a first associated area; etching the etch stop layer using the spacer as an etching mask to form a third opening exposing a second portion of the pad having a second associated area, the second associated area being larger than the first associated area; and etching the mold structure to form a fourth opening having a width larger than a width of the third opening.
    • 提供制造半导体器件的方法,包括在衬底上形成具有衬垫的绝缘层; 在所述绝缘层和所述焊盘上形成蚀刻停止层; 形成在所述蚀刻停止层上具有至少一个模制层的模具结构; 在模具结构上形成第一支撑层; 蚀刻第一支撑层和模具结构以形成暴露蚀刻停止层的第一开口; 在所述第一开口的侧壁上形成间隔件; 使用所述间隔物作为蚀刻掩模来蚀刻所述蚀刻停止层,以形成不同于所述第一开口的第二开口,暴露所述焊盘的具有第一相关区域的第一部分; 使用所述间隔物作为蚀刻掩模来蚀刻所述蚀刻停止层,以形成暴露所述焊盘的具有第二相关区域的第二部分的第三开口,所述第二相关区域大于所述第一相关区域; 并且蚀刻所述模具结构以形成宽度大于所述第三开口的宽度的第四开口。