by Esa Piri and Kostas Pentikousis, VTT Technical Research Centre of Finland
Popular mobile devices now ship with several integrated wired and wireless network interfaces. Personal Digital Assistants (PDAs) and smartphones, for example, are increasingly supporting communications through both cellular technologies and Wireless LANs (WLANs); laptops typically come with built-in Ethernet, Wi-Fi, and Bluetooth [1]. As [...]