US Patent 9349691 Semiconductor device with reduced via resistance

A semiconductor interconnect structure having a first electrically conductive structure having a plurality of bottom portions; a dielectric capping layer, at least a portion of the dielectric capping layer being in contact with a first bottom portion of the plurality of bottom portions; and a second electrically conductive structure in electrical contact with a second bottom portion of the plurality of bottom portions. A method of forming the interconnect structure is also provided.