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To realize the vision of ubiquitous computing and reachability, major technological advances have been achieved to make smart portable devices both highly capable and affordable. To facilitate connectivity to the Internet, these smart devices are equipped with different network interface cards (4G, Bluetooth and Wi-Fi). However, such connectivity may become seriously reduced in places with intermittent...
Recent years have witnessed massive growth in the popularity of smart portable devices. These devices are fully powered with a number of network interfaces, such as Wi-Fi, Bluetooth, and 4G, etc., in order to facilitate connectivity and enable the realization of computing and reachability everywhere and all the time. However, in areas with degraded cellular services and lack of Wi-Fi coverage, these...
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