Baseband Analog Front-End and Digital

Multimedia applications are driving wireless network operators to add high-speed data services such as Edge(E-GPRS), WCDMA (UMTS) and WLAN (IEEE 802.11a,b,g) to the existing GSM network. This creates the needfor multi-mode cellular handsets that support a wide range of communication standards, each with a different RFfrequency, signal..