Patent ID: 6074728
Filing Date: 2000-06-13
Classification: H05K,Y10S,Y10T

Abstract:
A multi-layered circuit substrate, comprising:a substrate;a plurality of layers formed on said substrate, each layer comprising a photosensitive insulating layer portion having a predetermined pattern and pattern spaces and a conductive layer portion formed of a conductive ink in at least some of said pattern spaces;a metallic thin-film of a predetermined pattern adhered on an uppermost layer of said plurality of layers by an adhesive insulating material; anda conductive material injected into a through hole of said multi-layer substrate, said through hole extending from a top surface of said plurality of layers to a bottom surface of said substrate, and being formed through said substrate, said plurality of layers, and said metallic thin-film to electrically interconnect each of said conductive layers and the metallic thin film.