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ZigBee is a networking standard for low power, low data-rate, resource constrained networks. It provides network and upper layer services for LR-WPAN, cyber physical systems, industrial sensor networks, smart grids, home automations, etc. The routing layer uses the tree based routing protocol wherein only parent-child relationship are considered for routing, ignoring neighbor nodes. This results in...
In today's age of internet we have worldwide diversified overlap network where Vertical Handoff (VHO) is a necessity. Mobile user is looking for Always Best Connected (ABC) strategy in the presence of multiple access technology. In this work the worst case scenario of handoff process in heterogeneous network is investigated through simulation. The available time for performing the handoff operation...
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