[PDF] Top 20 Opportunistic data collection and routing in segmented wireless sensor networks

... operations in both movement areas (taxiways and runways) and non-movement areas (aprons and aircraft parking spots) of an airport, is a critical task for its ...(FOD), and the record of ... Voir le document complet

... Abstract Wireless Sensor Networks (WSNs) have gained much attention in a large range of technical fields such as industrial, military, environmen- tal monitoring ...replace in harsh ... Voir le document complet

... example, in [14] the authors addressed the problem of data gathering in large-scale WSNs with static sensor nodes and one mobile collector node that performs a random walk on a square ... Voir le document complet

... nodes in the ...municate and one to identify their ...phases. In the first one, the topology learning phase, each node learns its interferers and neighbors by sending hello packets in ... Voir le document complet

... fairness in media access. Nodes are at various distances from the collector. In free space propagation model, signal attenuation is strictly related to the distance between the transmitter and the ... Voir le document complet

... —Many Wireless Sensor Networks (WSN) applications success is contingent upon the reliable delivery of high-priority events from many scattered sensors to one or more sink ...nodes. In ... Voir le document complet

... Sequence In Fig. 1, as an example, an event occurs in the environment and triggers a data transmission by node ...time and its NAV is equal to zero, node 1 broadcasts an RTS frame to ... Voir le document complet

... Abstract—Wireless sensor networks are increasingly used for remote monitoring, fire detection, emergency ...Such networks are equipped with small devices powered by batteries and ... Voir le document complet

... tolerance; Sensor Networks; k-coverage; Routing; Protection; ...NTRODUCTION Wireless sensor networks (WSNs) are generally deployed to monitor areas and provide ... Voir le document complet

... convey data from a source node to a destination ...new and has been extensively explored in many networking models providing a variety of algorithms including routing [25], self-stabilization ... Voir le document complet

... away and therefore, the mean data gathering delay goes down ...Conclusion In this paper we have related quantitatively the degree of knowledge to the routing performance and we have ... Voir le document complet

... node and its neighbor is defined as the difference between a node height and that of its ...as data fusion and traffic spreading in order to uniformly balance the traffic over the ... Voir le document complet

... of data collection in UAV-assisted mobile wireless sensor ...the data-rate and contact duration time between the collectors and the source nodes are the main ... Voir le document complet

... sources. In these cases, on reception of a CN, a source will try to balance its traffic on available paths in order to keep its sending rate unchanged while reducing the amount of data sent on the ... Voir le document complet

... a data packet the next hop on the route is ...appear in its routing table as pre-hop (i.e. predecessors), only in Active routes; the neighbors that receive this packet keep record of the ... Voir le document complet

... Validation In RPL [1], routing loops are not possible because every data packet bears a RPL option header containing the direction of the packet (bit O) and the rank of the ...sender. ... Voir le document complet

... of routing data from a source node to the base station is a critical issue in Wireless Sensor Networks ...papers in the literature as an effective method for making ... Voir le document complet

... is in charge of collecting data from all the sta- tions in V \ {1} and of transporting it to the base sta- ...station and at the end of the time horizon, it must return to the base ... Voir le document complet

... Abstract Wireless sensors networks (WSN) use can be very interesting in agricultural and environmental data ...operated in a continuous data stream mode which generates ... Voir le document complet

... gather data from static sensor ...collectors and mobile relay nodes, according to its role in ...collector in the sensing ...Area) and DCA (Direct Communication ...directly, ... Voir le document complet