[PDF] Top 20 Wireless sensor networks for emergency navigation

... hazardous areas. Yu-Chee Tseng, Meng-Shiuan Pan, and Yuen-Yung Tsai National Chiao Tung University T he rapid progress of wireless communications and embedded microelectromechanical systems technologies has made ... See full document

... Abstract—Wireless sensor networks can play an important role in detecting disasters and navigating the personnel out of dangerous ...In emergency navigation applications, personal ... See full document

... the emergency packet can always choose an optimal path at each intersection to guarantee or improve its timely forwarding to its ...the emergency packet can arrive at its destination within a short ... See full document

... large-scale networks, but SLR still maintains the high ...small-scale networks, the distance of the sink and the event is not too ...huge-scope sensor network, because the routing message of RR will ... See full document

... protocol for applications in wireless sensor ...of wireless sensor ...system for ad hoc sensor networks. They report an algorithm for achieving robust and ... See full document

... Control for Wireless Sensor Networks）。本論文的研究重 點是在設計一個精確的休眠跟動作之間的排 程，來節省感測器的電量。多數這類的研究議 題上，休眠跟動作時間都是固定的，而本論文 則是設計一個最佳的動態休眠時間來節省感測 器節點的電量，並延長整個無線感測器網路的 ... See full document

... a wireless sensor ...t for energy ...deployed sensor network with an nR t × nR t sensing area in two dimensional ...r for minimum relay sensor set N r to make the graph G(N t ∪ N ... See full document

... 對於能源有限的無線感測器來說這是非常耗電的 行為，因此在2002年，Estrin等人就針對802.11的缺 點提出改進，設計出一個專為無線感測器用的媒體 存取控制協定S-MAC(Sensor MAC)[1]，提出了使用 週期性的睡眠讓感測器進入睡眠狀態而達到省 電，然而進入睡眠狀態則會產生資料傳輸中斷而形 成睡眠延遲。接著在2003年，由Tijs van Dam等人 提出了T-MAC(Timeout ... See full document

... Significantly, we assume that an adversary cannot retrieve encryption keys from a sensor mote by physically com- promising it. Otherwise, there will be no security at all. 5 Security analysis and performance ... See full document

... 14925 665.9 4075 50.4 844 17.0 In this paper, we address the importance of routing protocol on energy Our proposed LR-based algorithm can efficiently get the near-optimal solution and the primal algorithm can optimally ... See full document

... protocol for dynamically tracking a mobile object in a sensor ...a wireless sensor ...tracking sensor networks, the activated sensor nodes can detect an object to be ... See full document

... Wireless sensor network (WSN) is one of the mainstay technologies in Internet of ...scattered sensor nodes into a cluster-topology net- work for ...groups sensor nodes into single-hop ... See full document

... in wireless sensor networks ...grid-based sensor deployment strategy for the mobility-assisted WSNs, also called hybrid WSNs, which consist of both static and mobile ...holes for ... See full document

... timer, sensor modules, or communication devices ...queue for deferred ...[3]. For example, a number of packet processing tasks may be blocked by a long- lived CUP-bound ...in sensor ... See full document

... Configuration for Tree-based Wireless Sensor Networks Yung-Chang Wong, Jui-Tang Wang, Nai-Hsin Chang, Ho-Han Liu, and Chien-Chao Tseng Abstract— This letter proposes a new scheme to alleviate ... See full document

... each sensor node has two transmission power ...of wireless sensor nodes assigned to transmit messages at the high transmission power level, while the resulting sensor network is strongly ... See full document

... transmission range of N i . According to Definition 3, the SPs should be located on the circle centered at P N i with a radius of R/2. As will be proved in Lemmas 1 and 2, all the SPs will result in the red solid ... See full document

... protection. e.g., MBC can keep outlining the contaminated region of the diffusing poisonous gas (due to BIS feature), then sense and warn any entrant to leave away from this region. There are three major challenges in ... See full document

... Therefore, existing routing protocols are not suitable for such new WSNs with energy harvesting. In this paper, we concentrate on designing a novel routing protocol, named energy harvesting routing (EHR), which ... See full document

... Introduction Wireless sensor networks are composed of a large number of tiny sensor nodes, which consist of sensing, data processing, storage capacity, limited memory, and communicating ...The ... See full document