Patent ID: 8138599
Filing Date: 2012-03-20
Classification: H01L,H01Q

Abstract:
1. An integrated circuit package, including a radio frequency transceiver, comprising: a package substrate having a first side and a second side; an antenna located at the first side of the package substrate; a first die including a radio frequency integrated circuit located at the first side of the package substrate; a second die including a base band communication processor electrically coupled to the radio frequency integrated circuit and located at the first side of the package substrate; a third die including a front end module for processing radio frequency signals located at the first side of the package substrate, the third die coupled to the antenna, wherein the front end module is electrically coupled to the radio frequency integrated circuit, and wherein the front end module includes a low noise amplifier, a power amplifier, and a switch; a first plurality of solder regions located at the second side of the package substrate, each of the first plurality of solder regions having a cross-sectional area less than a first particular value; and a second plurality of solder regions located at the second side of the package substrate, each of the second plurality of solder regions having a cross-sectional area that exceeds the first particular value.