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    • 1. 发明申请
    • SEMICONDUCTOR DEVICE MANUFACTURING APPARATUS
    • 半导体器件制造设备
    • US20120312472A1
    • 2012-12-13
    • US13591281
    • 2012-08-22
    • Hidetami YaegashiSatoru Shimura
    • Hidetami YaegashiSatoru Shimura
    • H01L21/308
    • H01L21/0337H01L27/105H01L27/1052
    • A semiconductor device manufacturing apparatus includes: a first pattern forming unit for forming a first pattern by patterning a first mask material layer; a boundary layer forming unit for forming a boundary layer at sidewall portions and top portions of the first pattern; a second mask material layer forming unit for forming a second mask material layer so as to cover a surface of the boundary layer; a second mask material removing unit for removing a part of the second mask material layer to expose top portions of the boundary layer; a boundary layer etching unit for forming a second pattern by etching and removing the boundary layer and forming a void between the sidewall portions of the first pattern and the second mask material layer; and a trimming unit for reducing a width of the first pattern and a width of the second pattern to predetermined widths.
    • 半导体器件制造装置包括:第一图案形成单元,用于通过图案化第一掩模材料层来形成第一图案; 边界层形成单元,用于在第一图案的侧壁部分和顶部处形成边界层; 第二掩模材料层形成单元,用于形成第二掩模材料层以覆盖边界层的表面; 第二掩模材料去除单元,用于去除所述第二掩模材料层的一部分以暴露所述边界层的顶部; 边界层蚀刻单元,用于通过蚀刻和去除边界层并在第一图案的侧壁部分和第二掩模材料层之间形成空隙来形成第二图案; 以及修整单元,用于将第一图案的宽度和第二图案的宽度减小到预定宽度。
    • 9. 发明授权
    • Developing solution supply nozzle with stirrer
    • 开发溶液供应喷嘴与搅拌器
    • US07367710B2
    • 2008-05-06
    • US11010347
    • 2004-12-14
    • Momoko ShizukuishiHidetami Yaegashi
    • Momoko ShizukuishiHidetami Yaegashi
    • B01F15/02
    • H01L21/67178G03F7/3021H01L21/6715H01L21/67184H01L21/67225
    • According to the present invention, an anti-reflective film formed under a resist film is removed in a photolithography process of a wafer without affecting the resist film. According to the present invention, in a photolithography process of a substrate, an anti-reflective film having solubility in the developing solution is formed and thereafter a resist film is formed. In development treatment after exposure processing, a developing solution is supplied to the substrate to develop the resist film. At an instant when the development of the resist film is finished, a second developing solution lower in concentration than the developing solution is supplied to the substrate. Only the anti-reflective film is dissolved and removed by the supply of the second developing solution. The developing solution is supplied to the substrate by a supply nozzle having a stirrer.
    • 根据本发明,在晶片的光刻工艺中除去形成在抗蚀剂膜下面的抗反射膜,而不影响抗蚀剂膜。 根据本发明,在基板的光刻工序中,形成在显影液中具有溶解性的抗反射膜,之后形成抗蚀剂膜。 在曝光处理后的显影处理中,向基板供给显影液以显影抗蚀剂膜。 在抗蚀膜的显影结束的瞬间,将比显影液浓度低的第二显影液供给到基板。 仅通过供给第二显影液溶解除去抗反射膜。 通过具有搅拌器的供给喷嘴将显影液供给到基板。