This book constitutes the refereed proceedings of the IFIP-TC6 11th International Conference on Personal Wireless Communications, PWC 2006. The book presents 25 revised full papers and 13 revised short papers, carefully reviewed and selected from 100 submissions. The papers are organized in topical sections on mobile and wireless networking, QoS, ad-hoc, security, wireless LAN, cross-layer design, wireless sensor networks, physical layer, and mobile and wireless applications.