Invention Grant
US07687366B2 Pre-patterned thin film capacitor and method for embedding same in a package substrate 有权
预先构图的薄膜电容器和用于将其嵌入封装衬底中的方法

Pre-patterned thin film capacitor and method for embedding same in a package substrate
Abstract:
An embedded passive structure, its method of formation, and its integration onto a substrate during fabrication are disclosed. In one embodiment, the embedded passive structure is a thin film capacitor (TFC) formed using a thin film laminate that has been mounted onto a substrate. The TFC's capacitor dielectric and/or lower electrode layers are patterned in such a way as to reduce damage and improve cycle time. In one embodiment, the capacitor dielectric has a high dielectric constant and the substrate is an organic packaging substrate.
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