Advanced Technologies in Ad Hoc and Sensor Networks: by Xue Wang, Li Cui, Zhongwen Guo (eds.)

By Xue Wang, Li Cui, Zhongwen Guo (eds.)

Advanced applied sciences in advert Hoc and Sensor Networks collects chosen papers from the seventh China convention on instant Sensor Networks (CWSN2013) held in Qingdao, October 17-19, 2013. The e-book positive factors cutting-edge reports on Sensor Networks in China with the subject of “Advances in instant sensor networks of China”. the chosen works may also help advertise improvement of sensor community expertise in the direction of interconnectivity, source sharing, flexibility and excessive potency. Researchers and engineers within the box of sensor networks can enjoy the book.

Xue Wang is a professor at Tsinghua college; Li Cui is a professor at Institute of Computing expertise, chinese language Academy of Sciences; Zhongwen Guo is a professor at Ocean collage of China.

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In this paper, Location obtaining is realized by periodical query and wait. If the message is very small, the message can be delivered to its destination during the location obtaining process, and the feedback becomes transmission acknowledgment. For convenience of message delivery, every node has an area in this paper, and hot area is also defined. Node Area: Every node maintains a cyclo-area with center location O and radius R. Location O is the node’s current position coordinate (x_current, y_current) got by GPS, and R = n*c.

Com X. Wang et al. 1007/978-3-642-54174-2_3, © Springer-Verlag Berlin Heidelberg 2014 27 28 D. Zhu et al. 1 Introduction More recently, there has been growing interests in topology recognition of sensor networks, such as segmentation [1–3] and skeleton extraction [4–9], etc. , routing [2, 4], navigation [10, 11], and localization [3, 12], have witnessed an improved performance. In this research, we are primarily interested in boundary-free skeleton extraction in sensor networks based on connectivity information only.

Specific 4 A Real-Time Information Perceived Vehicle Opportunity Route 39 scheme goes to a limited quick flooding query for location confirmation first and then a directed convergence for data delivery. On the whole, messages get close to the destination area dynamically; while in details, a node executes local optimal routing algorithm with real-time information collected by itself and calculation result to delivery messages. As base station on wayside cannot always be useful and the node’s moving track is irregular, the station and ferryman will be dynamically obtained by periodical query, in order to accelerate data transmission and improve delivery rate.

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