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    • 3. 发明申请
    • METHOD FOR FORMING PATTERN IN SEMICONDUCTOR DEVICE
    • 在半导体器件中形成图案的方法
    • US20090117739A1
    • 2009-05-07
    • US11965582
    • 2007-12-27
    • Jong-Han ShinHyung-Soon ParkCheol-Hwi RyuJum-Yong ParkSung-Jun Kim
    • Jong-Han ShinHyung-Soon ParkCheol-Hwi RyuJum-Yong ParkSung-Jun Kim
    • H01L21/306
    • H01L21/0337H01L21/0334H01L27/105H01L27/1052H01L27/10894
    • A method for forming a pattern in a semiconductor device includes forming an etch-target layer over a substrate, wherein the substrate includes a first region having a smaller pattern than the first region, forming a sacrificial layer and a passivation layer over the etch-target layer, etching the passivation layer and the sacrificial layer to form stack structures including a sacrificial pattern and a passivation pattern, forming spacers over sidewalls of the stack structures, forming a mask pattern covering the second region, removing a portion of the passivation pattern in the first region exposed by the mask pattern to expose a portion of the sacrificial pattern in the first region, removing the exposed portion of the sacrificial pattern in the first region, and etching the etch-target layer to form an etch-target pattern using the spacers in the first and second regions and the stack structure formed between the spacers in the second region.
    • 在半导体器件中形成图案的方法包括在衬底上形成蚀刻目标层,其中衬底包括具有比第一区域更小的图案的第一区域,在蚀刻靶上形成牺牲层和钝化层 蚀刻钝化层和牺牲层以形成包括牺牲图案和钝化图案的堆叠结构,在堆叠结构的侧壁上形成间隔物,形成覆盖第二区域的掩模图案,从而去除钝化层的一部分 第一区域由掩模图案曝光以暴露第一区域中的牺牲图案的一部分,去除第一区域中的牺牲图案的暴露部分,以及蚀刻蚀刻目标层,以使用间隔物 在第一区域和第二区域中形成叠层结构,并且在第二区域中形成在间隔物之间​​。
    • 4. 发明授权
    • Method for forming pattern in semiconductor device
    • 在半导体器件中形成图案的方法
    • US07994056B2
    • 2011-08-09
    • US11965582
    • 2007-12-27
    • Jong-Han ShinHyung-Soon ParkCheol-Hwi RyuJum-Yong ParkSung-Jun Kim
    • Jong-Han ShinHyung-Soon ParkCheol-Hwi RyuJum-Yong ParkSung-Jun Kim
    • H01L21/301H01L21/461H01L21/311C03C15/00C03C25/68C23F1/00
    • H01L21/0337H01L21/0334H01L27/105H01L27/1052H01L27/10894
    • A method for forming a pattern in a semiconductor device includes forming an etch-target layer over a substrate, wherein the substrate includes a first region having a smaller pattern than the first region, forming a sacrificial layer and a passivation layer over the etch-target layer, etching the passivation layer and the sacrificial layer to form stack structures including a sacrificial pattern and a passivation pattern, forming spacers over sidewalls of the stack structures, forming a mask pattern covering the second region, removing a portion of the passivation pattern in the first region exposed by the mask pattern to expose a portion of the sacrificial pattern in the first region, removing the exposed portion of the sacrificial pattern in the first region, and etching the etch-target layer to form an etch-target pattern using the spacers in the first and second regions and the stack structure formed between the spacers in the second region.
    • 在半导体器件中形成图案的方法包括在衬底上形成蚀刻目标层,其中衬底包括具有比第一区域更小的图案的第一区域,在蚀刻靶上形成牺牲层和钝化层 蚀刻钝化层和牺牲层以形成包括牺牲图案和钝化图案的堆叠结构,在堆叠结构的侧壁上形成间隔物,形成覆盖第二区域的掩模图案,从而去除钝化层中的钝化图案的一部分 第一区域由掩模图案曝光以暴露第一区域中的牺牲图案的一部分,去除第一区域中的牺牲图案的暴露部分,以及蚀刻蚀刻目标层,以使用间隔物 在第一区域和第二区域中形成叠层结构,并且在第二区域中形成在间隔物之间​​。