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    • 1. 发明授权
    • Method to enhance the adhesion between dry film and seed metal
    • 提高干膜和种子金属之间粘附的方法
    • US06926818B1
    • 2005-08-09
    • US09961557
    • 2001-09-24
    • Yih-Ann LinTung-Heng ShieKai-Ming ChingSheng-Liang PanKuo-Liang Lu
    • Yih-Ann LinTung-Heng ShieKai-Ming ChingSheng-Liang PanKuo-Liang Lu
    • C25D5/02
    • C25D5/022H01L2224/0401H01L2224/05557
    • A method of forming a bump structure through the use of an electroplating solution, comprising the following steps. A substrate having an overlying conductive structure is provided. A patterned dry film resist is formed over the conductive structure. The patterned dry film resist having a trench exposing a portion of conductive structure. The patterned dry film resist adhering to the conductive structure at an interface. The structure is treated with a treatment that increases the adherence of the patterned dry film resist to the conductive structure at the interface. A conductive plug is over the exposed portion of the conductive structure within the trench through the use of the electroplating solution. The increased adhesion of the patterned dry film resist to the conductive structure at the interface preventing the electroplating solution from penetrating the interface of the patterned dry film resist and the conductive structure during the formation of the conductive plug. The patterned dry film resist is removed from the conductive structure. The conductive plug is reflowed to form the bump structure.
    • 通过使用电镀液形成凸点结构的方法,包括以下步骤。 提供具有上覆导电结构的基板。 在导电结构上形成图案化的干膜抗蚀剂。 图案化的干膜抗蚀剂具有暴露导电结构的一部分的沟槽。 在界面处附着在导电结构上的图案化的干膜抗蚀剂。 通过增加图案化的干膜抗蚀剂在界面处的导电结构的粘附性的处理来处理该结构。 通过使用电镀溶液,导电插塞在沟槽内的导电结构的暴露部分之上。 图案化的干膜抗蚀剂在界面处增加了对导电结构的粘附,防止电镀溶液在形成导电插塞期间渗透图案化的干膜抗蚀剂和导电结构的界面。 从导电结构去除图案化的干膜抗蚀剂。 导电塞被回流以形成凸块结构。
    • 2. 发明授权
    • Method for improved photomask alignment after epitaxial process through 90° orientation change
    • 在通过90°取向变化的外延工艺后改进光掩模对准的方法
    • US06468704B1
    • 2002-10-22
    • US09835027
    • 2001-04-16
    • Chi-Hung LiaoYih-Ann LinSheng-Liang PanCheng-Yu ChuKuo-Liang LuYu Hsi Wang
    • Chi-Hung LiaoYih-Ann LinSheng-Liang PanCheng-Yu ChuKuo-Liang LuYu Hsi Wang
    • G03F900
    • G03F9/7046G03F9/7076H01L23/544H01L2223/54453H01L2924/0002H01L2924/00
    • A method for alignment to an alignment mark array within a patterned electronic material layer, formed on a substrate employed in a microelectronics fabrication, with improved registration accuracy of a subsequent step-and-repeat photomask pattern. There is first provided a substrate upon which is formed a patterned microelectronics layer containing an alignment mark array. There is then formed over the substrate and patterned layer, covering over the alignment marks, a subsequent layer or layers which may be of opaque material. In order to align properly a patterned photomask for patterning the overlying layer by means of conventional photolithography, the alignment mark array is located by first scanning with a laser light source contained within a step-and-repeat apparatus containing the patterned photomask and detecting the optical radiation signal scattered from the alignment mark array. The accuracy of location may be enhanced by rotating the orientation of the alignment mark array with respect to the direction of scanning with the laser light source by 90 degrees to render the subsequent orientation orthogonal to the first orientation, and then repeating the scanning operation. The altered nature of the back-scattered light signal from the orthogonal scanning direction provides additional information for improving the precision of location and alignment.
    • 一种用于对准图案化电子材料层内的对准标记阵列的方法,其形成在微电子制造中使用的衬底上,具有改进的后续步进重复光掩模图案的配准精度。 首先设置有基板,在其上形成包含对准标记阵列的图案化微电子层。 然后在衬底和图案化层上形成覆盖对准标记的后续层或层,其可以是不透明材料。 为了适当地对准用于通过常规光刻法图案化上覆层的图案化光掩模,通过首先用包含在包含图案化光掩模的步进重复设备中的激光源进行扫描来定位对准标记阵列,并且检测光学 从对准标记阵列散射的辐射信号。 可以通过将对准标记阵列的方向相对于激光光源的扫描方向旋转90度来使得随后的方向与第一方位正交,然后重复扫描操作来提高位置的精度。 来自正交扫描方向的反向散射光信号的改变性质提供了用于提高位置和对准精度的附加信息。