Patent ID: 6613668
Filing Date: 2003-09-02
Classification: H01L

Abstract:
A semiconductor device comprising a substrate (1) with a layer (2, 4) thereon comprising at least organic material, in which layer (2, 4) a passage (6, 8) is present to the substrate (1) having walls (7, 9) transverse to said layer (2, 4), while a metal layer (11) is present on at least that portion of the substrate (1) which adjoins said passage (6, 8), the organic material which forms the walls (7, 9) of the passage (6, 8) being covered by an oxide liner (12) and a metal (14) being present in said passage (6,8), characterized in that a metal liner (13) comprising Ti or Ta is present between the oxide liner (12) and the metal (14) present in the passage (6, 8).