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    • 1. 发明申请
    • MANUFACTURING METHOD FOR DUAL DAMASCENE STRUCTURE
    • 双重结构结构的制造方法
    • US20120309196A1
    • 2012-12-06
    • US13150145
    • 2011-06-01
    • SHOUGANG MIDuan Quan Liao
    • SHOUGANG MIDuan Quan Liao
    • H01L21/306
    • H01L21/31144H01L21/31116H01L21/76811H01L21/76816
    • A manufacturing method for a dual damascene structure includes providing a substrate having a dielectric layer, a first hard mask layer and a second hard mask layer sequentially formed thereon, performing a first double patterning process to sequentially form a plurality of first trench openings and a plurality of second trench openings in the second hard mask layer, performing a second double patterning process to sequentially form a plurality of first via openings and a plurality of second via openings in the fist hard mask layer, and transferring the first trench openings, the second trench openings, the first via openings, and the second via openings to the dielectric layer to form a plurality of dual damascene openings.
    • 一种用于双镶嵌结构的制造方法包括提供具有介电层,第一硬掩模层和顺序地形成在其上的第二硬掩模层的基板,执行第一双重图案化工艺以顺序地形成多个第一沟槽开口和多个第一沟槽开口 的第二硬掩模层中的第二沟槽开口,执行第二双重图案化处理以顺序地形成第一硬掩模层中的多个第一通孔开口和多个第二通孔,并且传送第一沟槽开口,第二沟槽 开口,第一通孔开口和第二通孔开口到介电层,以形成多个双镶嵌开口。
    • 2. 发明授权
    • Manufacturing method for dual damascene structure
    • 双镶嵌结构的制造方法
    • US08399359B2
    • 2013-03-19
    • US13150145
    • 2011-06-01
    • Shougang MiDuan Quan Liao
    • Shougang MiDuan Quan Liao
    • H01L21/306
    • H01L21/31144H01L21/31116H01L21/76811H01L21/76816
    • A manufacturing method for a dual damascene structure includes providing a substrate having a dielectric layer, a first hard mask layer and a second hard mask layer sequentially formed thereon, performing a first double patterning process to sequentially form a plurality of first trench openings and a plurality of second trench openings in the second hard mask layer, performing a second double patterning process to sequentially form a plurality of first via openings and a plurality of second via openings in the fist hard mask layer, and transferring the first trench openings, the second trench openings, the first via openings, and the second via openings to the dielectric layer to form a plurality of dual damascene openings.
    • 一种用于双镶嵌结构的制造方法包括提供具有介电层,第一硬掩模层和顺序地形成在其上的第二硬掩模层的基板,执行第一双重图案化工艺以顺序地形成多个第一沟槽开口和多个第一沟槽开口 的第二硬掩模层中的第二沟槽开口,执行第二双重图案化处理以顺序地形成第一硬掩模层中的多个第一通孔开口和多个第二通孔,并且传送第一沟槽开口,第二沟槽 开口,第一通孔开口和第二通孔开口到介电层,以形成多个双镶嵌开口。