Mobile communications and the Internet have created a major breakthrough in new telecom services around the world. It is expected that the number of global mobile connections will exceed the number of fixed connections in certain countries. The data service breakthrough enabled by the Internet will create new possibilities for mobile and wireless services. This text presents the developments in mobile and wireless research and the industry up to 2002, with a broad range of topics including: ad-hoc networking; power control; personal communications; satellite; QoS; UMTS and wireless LANs; handoffs, security and mobility; CDMA and physical layer including modulation and coding; and methods of communication functions including multiple access, error control, flow control and routing. This state-of-the-art volume comprises the edited proceedings of the Working Conference on Personal Wireless Communications (PWC'2002), which was sponsored by the International Federation for Information Processing (IFIP), organized by IFIP Working Group 6.8, and held in Singapore in October 2002.