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    • 1. 发明专利
    • Package carrier and manufacturing method therefor
    • 包装及其制造方法
    • JP2014036222A
    • 2014-02-24
    • JP2013011674
    • 2013-01-25
    • Subtron Technology Co Ltd旭徳科技股▲ふん▼有限公司
    • SON SEO HO
    • H01L23/12H01L23/14H01L23/32
    • H05K3/42H01L21/447H01L21/486H01L23/49827H01L33/642H01L2224/16225H01L2224/16227H01L2924/00014H01L2924/15311Y10T29/49165H01L2224/0401
    • PROBLEM TO BE SOLVED: To provide a package carrier which increases the use reliability, by reducing thermal expansion difference effectively when the package carrier is mounting a heating element, and to provide a manufacturing method therefor.SOLUTION: An insulating substrate having an upper surface, a lower surface, a plurality of cavities installed on the lower surface, and a plurality of through holes communicating, respectively, with the cavities by passing through the insulating substrate is provided. A plurality of vias are defined by the cavities and through holes. A plurality of conductive posts are defined by forming a conductive material filling the vias. An insulating layer having a top face and a plurality of blind vias extending from the top face to the conductive post is formed on the upper surface. A patterning circuit layer filling the blind vias, connected with the conductive post, and exposing a part of the top face is formed on the top face. A solder mask layer having a plurality of openings for defining a plurality of pads by exposing a part of the patterning circuit layer is formed on the patterning circuit layer.
    • 要解决的问题:提供一种提高使用可靠性的封装载体,通过在封装载体安装加热元件时有效降低热膨胀差异,并提供其制造方法。解决方案:具有上表面的绝缘基板, 提供了安装在下表面上的下表面,多个空腔以及分别通过绝缘基板与空腔连通的多个通孔。 多个通孔由空腔和通孔限定。 通过形成填充通孔的导电材料来限定多个导电柱。 在上表面上形成具有顶表面和从顶面延伸到导电柱的多个盲通孔的绝缘层。 填充与导电柱连接的盲通孔并暴露顶面的一部分的图案化电路层形成在顶面上。 在图案化电路层上形成具有用于通过暴露图案形成电路层的一部分来限定多个焊盘的多个开口的焊接掩模层。