Patent ID: 7317249
Filing Date: 2008-01-08
Classification: H01L

Abstract:
1. A microelectronic device comprising: first and second microelectronic elements; said first microelectronic element having a plurality of frustoconical conductive posts extending from the direction of a first face of said first microelectronic element, at least some of said frustoconical conductive posts being electrically interconnected with said first microelectronic element; and said second microelectronic element having a first face with contacts said contacts being electrically connected with said second microelectronic element, said first face of said first microelectronic element facing toward said first face of said second microelectronic element and said frustoconical conductive posts extending toward said contacts on said first face of said second microelectronic element, wherein at least some of said frustoconical conductive posts are electrically connected to at least some of said contacts.