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    • 2. 发明申请
    • Method of Forming Via Hole
    • 形成通孔的方法
    • US20120164835A1
    • 2012-06-28
    • US12977092
    • 2010-12-23
    • Cheng-Han WuChun-Chi Yu
    • Cheng-Han WuChun-Chi Yu
    • H01L21/312
    • H01L21/76816H01L21/0276H01L21/0337H01L21/31144H01L21/32139
    • The present invention provides a method of forming via holes. First, a substrate is provided. A plurality of first areas is defined on the substrate. A dielectric layer and a blocking layer are formed on the substrate. A patterned photoresist layer is formed on the blocking layer. The patterned photoresist layer includes a plurality of holes arranged in a regular array wherein the area of the hole array is greater than those of the first areas. The blocking layer in the first areas is removed by using the patterned photoresist layer as a mask. Lastly, the dielectric layer is patterned to form at least a via hole in the dielectric layer in the first area.
    • 本发明提供一种形成通孔的方法。 首先,提供基板。 在基板上限定多个第一区域。 在基板上形成介电层和阻挡层。 在阻挡层上形成图案化的光致抗蚀剂层。 图案化的光致抗蚀剂层包括以规则阵列布置的多个孔,其中孔阵列的面积大于第一区域的面积。 通过使用图案化的光致抗蚀剂层作为掩模来去除第一区域中的阻挡层。 最后,电介质层被图案化以在第一区域中的电介质层中至少形成通孔。
    • 6. 发明授权
    • Overlay mark for multiple pre-layers and currently layer
    • 叠加标记为多个预先图层和当前图层
    • US08564143B2
    • 2013-10-22
    • US13366622
    • 2012-02-06
    • Yi-Ting ChenChien-Hao ChenYuan-Chi PaiChun-Chi Yu
    • Yi-Ting ChenChien-Hao ChenYuan-Chi PaiChun-Chi Yu
    • H01L23/544H01L21/66G01B11/00
    • G03F7/70633
    • An overlay mark is described, including N (N≧2) groups of first x-directional linear patterns each defined from a different one of N pre-layers, N groups of second x-directional linear patterns of a current layer, N groups of first y-directional linear patterns each defined from a different one of the N pre-layers, and N groups of second y-directional linear patterns of the current layer. Each group of second x-directional linear patterns is disposed together with one group of first x-directional linear patterns, wherein the second linear patterns and the x-directional linear patterns are arranged alternately. Each group of second y-directional linear patterns is disposed together with one group of first y-directional linear patterns, wherein the second linear patterns and the first linear patterns are arranged alternately.
    • 描述了覆盖标记,其包括N(N> = 2)个第一x方向线性图案组,每组由N个预先层中的不同的N个,当前层的N个第二x方向线性图案,N个组 第一y方向线性图案分别由N个预先层中的不同的一个以及当前层的N组第二个y方向线性图案定义。 每组第二x方向线性图案与一组第一x方向线性图案一起布置,其中第二线性图案和x方向线性图案交替布置。 每组第二y方向线性图案与一组第一y方向线性图案一起布置,其中第二线性图案和第一线性图案交替布置。
    • 7. 发明申请
    • OVERLAY MARK FOR MULTIPLE PRE-LAYERS AND CURRENTLY LAYER
    • 多个预制层和当前层的覆盖标记
    • US20130200535A1
    • 2013-08-08
    • US13366622
    • 2012-02-06
    • Yi-Ting ChenChien-Hao ChenYuan-Chi PaiChun-Chi Yu
    • Yi-Ting ChenChien-Hao ChenYuan-Chi PaiChun-Chi Yu
    • H01L23/544
    • G03F7/70633
    • An overlay mark is described, including N (N≧2) groups of first x-directional linear patterns each defined from a different one of N pre-layers, N groups of second x-directional linear patterns of a current layer, N groups of first y-directional linear patterns each defined from a different one of the N pre-layers, and N groups of second y-directional linear patterns of the current layer. Each group of second x-directional linear patterns is disposed together with one group of first x-directional linear patterns, wherein the second linear patterns and the x-directional linear patterns are arranged alternately. Each group of second y-directional linear patterns is disposed together with one group of first y-directional linear patterns, wherein the second linear patterns and the first linear patterns are arranged alternately.
    • 描述了覆盖标记,其包括N(N> = 2)个第一x方向线性图案组,每组由N个预先层中的不同的N个,当前层的N个第二x方向线性图案,N个组 第一y方向线性图案分别由N个预先层中的不同的一个以及当前层的N组第二个y方向线性图案定义。 每组第二x方向线性图案与一组第一x方向线性图案一起布置,其中第二线性图案和x方向线性图案交替布置。 每组第二y方向线性图案与一组第一y方向线性图案一起布置,其中第二线性图案和第一线性图案交替布置。
    • 8. 发明授权
    • Alignment accuracy mark
    • 对准精度标记
    • US08729716B2
    • 2014-05-20
    • US13285255
    • 2011-10-31
    • Kai-Lin ChuangWen-Liang HuangChia-Hung LinChun-Chi Yu
    • Kai-Lin ChuangWen-Liang HuangChia-Hung LinChun-Chi Yu
    • H01L23/544
    • G03F7/70683G03F7/70633
    • An alignment accuracy (AA) mark is described, including N (N≧3) pattern sets defined by N exposure steps respectively. The N exposure steps are performed also to a device area disposed on a wafer together with the AA mark. The i-th (i=1, 2 . . . N−1) pattern set surrounds the (i+1)-th pattern set. Each pattern set includes a 1st set of x-directional linear patterns, a 2nd set of x-directional linear patterns arranged opposite to the 1st set of x-directional linear patterns in the y-direction, a 1st set of y-directional linear patterns, and a 2nd set of y-directional linear patterns arranged opposite to the 1st set of y-directional linear patterns in the x-direction, wherein each set of x- or y-directional linear patterns include at least three separate parallel linear patterns.
    • 描述了对准精度(AA)标记,包括分别由N个曝光步骤定义的N(N≥3)个图案组。 N个曝光步骤也与设置在晶片上的与AA标记一起的设备区域执行。 第i(i = 1,2,...,N-1)模式集围绕第(i + 1)个模式集合。 每个图案组包括第一组x方向线性图案,与y方向上的第一组x方向线性图案相对布置的第二组x方向线性图案,第一组y方向线性图案 以及与x方向上的第一组y方向线性图案相对布置的第二组y方向线性图案,其中每组x或y方向线性图案包括至少三个单独的平行线形图案。
    • 10. 发明申请
    • ALIGNMENT ACCURACY MARK
    • 对准精度标记
    • US20130106000A1
    • 2013-05-02
    • US13285255
    • 2011-10-31
    • Kai-Lin ChuangWen-Liang HuangChia-Hung LinChun-Chi Yu
    • Kai-Lin ChuangWen-Liang HuangChia-Hung LinChun-Chi Yu
    • H01L23/544
    • G03F7/70683G03F7/70633
    • An alignment accuracy (AA) mark is described, including N (N≧3) pattern sets defined by N exposure steps respectively. The N exposure steps are performed also to a device area disposed on a wafer together with the AA mark. The i-th (i=1, 2 . . . N−1) pattern set surrounds the (i+1)-th pattern set. Each pattern set includes a 1st set of x-directional linear patterns, a 2nd set of x-directional linear patterns arranged opposite to the 1st set of x-directional linear patterns in the y-direction, a 1st set of y-directional linear patterns, and a 2nd set of y-directional linear patterns arranged opposite to the 1st set of y-directional linear patterns in the x-direction, wherein each set of x- or y-directional linear patterns include at least three separate parallel linear patterns.
    • 描述了对准精度(AA)标记,包括分别由N个曝光步骤定义的N(N> = 3)图案集。 N个曝光步骤也与设置在晶片上的与AA标记一起的设备区域执行。 第i(i = 1,2,...,N-1)模式集围绕第(i + 1)个模式集合。 每个图案组包括第一组x方向线性图案,与y方向上的第一组x方向线性图案相对布置的第二组x方向线性图案,第一组y方向线性图案 以及与x方向上的第一组y方向线性图案相对布置的第二组y方向线性图案,其中每组x或y方向线性图案包括至少三个单独的平行线形图案。