Cellular Handset Technology System eq U i rem e nts and Integration Trends

In ten years the cellular telephone has evolved from a tool for the professional to an indispensable consumer product with a very high market penetration. At the same time, the handset cost, weight, and standby time have been reduced by more than a factor of ten. These factors have been critical for the success story of the mobile phone. The technical aspects behind the rapid handset evolution are discussed. In particular, what advances in have meant for the reduction of size, weight, cost, and power consumption is discussed.