Assemblies and methods for interconnecting integrated circuits, particularly prepackaged ones, are disclosed. A multi-level electrical assembly--composed of a pin carrier, a set of pads, such as for receiving a surface-mounted integrated circuit, and a set of conductive pathways coupling the pads and...http://www.google.ca/patents/US5479319?utm_source=gb-gplus-sharePatent US5479319 - Multi-level assemblies for interconnecting integrated circuits
