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    • 3. 发明授权
    • Semiconductor device with a metal line and method of forming the same
    • 具有金属线的半导体器件及其形成方法
    • US07618887B2
    • 2009-11-17
    • US11304771
    • 2005-12-16
    • Se-Yeul Bae
    • Se-Yeul Bae
    • H01L21/20
    • H01L21/76831H01L21/76808H01L21/7681
    • A method of forming a metal line in a semiconductor device including forming a first insulation layer and a first etch stop layer on a conductive layer, and forming a first photosensitive layer pattern on the first etch stop layer; forming a first opening by etching the first etch stop layer; forming a second insulation layer and a second etch stop layer on the first insulation layer and the first etch stop layer, and forming a second photosensitive layer pattern on the second etch stop layer; forming a second opening by etching the second etch stop layer; simultaneously forming an inter-connection groove and a via hole by etching the first insulation layer and the second insulation layer using the second etch stop layer and the first etch stop layer as a mask; and forming a metal line by filling the inter-connection groove and the via hole with conductive materials.
    • 一种在半导体器件中形成金属线的方法,包括在导电层上形成第一绝缘层和第一蚀刻停止层,以及在第一蚀刻停止层上形成第一感光层图案; 通过蚀刻第一蚀刻停止层形成第一开口; 在第一绝缘层和第一蚀刻停止层上形成第二绝缘层和第二蚀刻停止层,以及在第二蚀刻停止层上形成第二感光层图案; 通过蚀刻第二蚀刻停止层形成第二开口; 同时通过使用第二蚀刻停止层和第一蚀刻停止层作为掩模蚀刻第一绝缘层和第二绝缘层来形成互连槽和通孔; 并通过用导电材料填充连接槽和通孔来形成金属线。
    • 6. 发明申请
    • Semiconductor interconnection line and method of forming the same
    • 半导体互连线及其形成方法
    • US20070194448A1
    • 2007-08-23
    • US11788794
    • 2007-04-20
    • Se-Yeul Bae
    • Se-Yeul Bae
    • H01L23/48
    • H01L21/76808H01L21/76807H01L21/76834H01L21/76895
    • An interconnection line of a semiconductor device and a method of forming the same using a dual damascene process are disclosed. An example interconnection line of a semiconductor device includes a semiconductor substrate, a first interconnection line formed on the substrate, an insulating layer pattern formed on the substrate to expose a portion of the first interconnection line, and a metal pad layer formed on the exposed portion of the first interconnection line. The example interconnection line also includes an intermediate insulating layer formed on the entire surface of the substrate and having a via hole and a trench exposing the metal pad layer, and a second interconnection formed in the via hole and the trench and electrically connected to the first interconnection line through the metal pad layer.
    • 公开了一种半导体器件的互连线及其使用双镶嵌工艺形成该半导体器件的方法。 半导体器件的示例性互连线包括半导体衬底,形成在衬底上的第一互连线,形成在衬底上以暴露第一互连线的一部分的绝缘层图案,以及形成在暴露部分上的金属衬垫层 的第一条互连线。 示例性互连线还包括形成在基板的整个表面上并具有暴露金属焊盘层的通孔和沟槽的中间绝缘层,以及形成在通孔和沟槽中的电连接到第一 互连线通过金属焊盘层。
    • 8. 发明申请
    • Semiconductor interconnection line and method of forming the same
    • 半导体互连线及其形成方法
    • US20050140020A1
    • 2005-06-30
    • US11026717
    • 2004-12-30
    • Se-Yeul Bae
    • Se-Yeul Bae
    • H01L21/28H01L21/768H01L23/48H01L29/40
    • H01L21/76808H01L21/76807H01L21/76834H01L21/76895
    • An interconnection line of a semiconductor device and a method of forming the same using a dual damascene process are disclosed. An example interconnection line of a semiconductor device includes a semiconductor substrate, a first interconnection line formed on the substrate, an insulating layer pattern formed on the substrate to expose a portion of the first interconnection line, and a metal pad layer formed on the exposed portion of the first interconnection line. The example interconnection line also includes an intermediate insulating layer formed on the entire surface of the substrate and having a via hole and a trench exposing the metal pad layer, and a second interconnection formed in the via hole and the trench and electrically connected to the first interconnection line through the metal pad layer.
    • 公开了一种半导体器件的互连线及其使用双镶嵌工艺形成该半导体器件的方法。 半导体器件的示例性互连线包括半导体衬底,形成在衬底上的第一互连线,形成在衬底上以暴露第一互连线的一部分的绝缘层图案,以及形成在暴露部分上的金属衬垫层 的第一条互连线。 示例性互连线还包括形成在基板的整个表面上并具有暴露金属焊盘层的通孔和沟槽的中间绝缘层,以及形成在通孔和沟槽中的电连接到第一 互连线通过金属焊盘层。
    • 9. 发明授权
    • Semiconductor interconnection line and method of forming the same
    • 半导体互连线及其形成方法
    • US07960839B2
    • 2011-06-14
    • US11788794
    • 2007-04-20
    • Se-Yeul Bae
    • Se-Yeul Bae
    • H01L23/48
    • H01L21/76808H01L21/76807H01L21/76834H01L21/76895
    • An interconnection line of a semiconductor device and a method of forming the same using a dual damascene process are disclosed. An example interconnection line of a semiconductor device includes a semiconductor substrate, a first interconnection line formed on the substrate, an insulating layer pattern formed on the substrate to expose a portion of the first interconnection line, and a metal pad layer formed on the exposed portion of the first interconnection line. The example interconnection line also includes an intermediate insulating layer formed on the entire surface of the substrate and having a via hole and a trench exposing the metal pad layer, and a second interconnection formed in the via hole and the trench and electrically connected to the first interconnection line through the metal pad layer.
    • 公开了一种半导体器件的互连线及其使用双镶嵌工艺形成该半导体器件的方法。 半导体器件的示例性互连线包括半导体衬底,形成在衬底上的第一互连线,形成在衬底上以暴露第一互连线的一部分的绝缘层图案,以及形成在暴露部分上的金属衬垫层 的第一条互连线。 示例性互连线还包括形成在基板的整个表面上并具有暴露金属焊盘层的通孔和沟槽的中间绝缘层,以及形成在通孔和沟槽中的电连接到第一 互连线通过金属焊盘层。