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.com/patents/US5481436?utm_source=gb-gplus-sharePatent US5481436 - Multi-level assemblies and methods for interconnecting integrated circuits
