Manufacturing method and structure of copper lines for a liquid crystal panel

In those conventional arts, for large size liquid crystal display, the process of copper damascene interconnect has some problems of forming a not uniform copper seed layer and forming holes during electrical plating due to the electrical plating area being too large to electroplate uniformly. In th...

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Sprache:eng
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Zusammenfassung:In those conventional arts, for large size liquid crystal display, the process of copper damascene interconnect has some problems of forming a not uniform copper seed layer and forming holes during electrical plating due to the electrical plating area being too large to electroplate uniformly. In this invention, it employs a Cu tape to directly paste onto a substrate to replace forming a copper seed layer and electrical plating. Hence, the invention avoids the problem of not uniform and forming hole in those conventional arts and so the copper line can be applied to the large size liquid crystal display.