Patent ID: 7808798
Filing Date: 2010-10-05
Classification: H01L,H01Q

Abstract:
1. An apparatus comprising: an interposer comprising a substrate having an upper and lower surface, said upper surface having a plurality of cavities etched into said upper surface, said interposer including conducting through vias from said upper surface to said lower surface, said conducting through vias at said lower surface adapted for coupling to a source of electrical signals and a voltage supply, a radio frequency integrated circuit chip disposed within a first of the plurality of cavities; a top Si part having interconnection wiring on a lower surface and having first mounting devices for electrically mounting the radio frequency integrated circuit chip thereon, said top Si part having second mounting devices on said lower surface mating with a plurality of conducting through vias at said upper surface of said interposer, and having an antenna positioned over a second of the plurality of cavities.