This chapter contains sections titled:

• Introduction

• The System Architecture for Voice-Optimized Devices

• The System Architecture for Multimedia Devices

• Mobile Graphics Acceleration

• Hardware Evolution

• Multimode, Multifrequency Terminals

• Wireless Notebook Connectivity

• Impact of Hardware Evolution on Future Data Traffic

• Power Consumption and User Interface as the Dividing Line in Mobile Device Evolution

• Feature Phone Operating Systems

• Smartphone Operating Systems

• Operating System Tasks