Topology Control in Wireless Ad Hoc and Sensor Networks phần 7 pptx

... network size n, in case of stationary and RWP mobile networks n wCNN wCNN RWP CNN CNN RWP 10 6 6 6 7 20 7 7 8 9 25 7 7 8 10 50 7 8 9 12 75 7 8 9 12 100 7 7 9 12 250 7 7 9 13 500 6 6 9 13 75 0 6 6 10 ... been proposed in the literature to deal with node mobility. Topology Control in Wireless Ad Hoc and Sensor Networks P. Santi  2005 John Wiley & S...

Ngày tải lên: 14/08/2014, 14:20

... xxvii I Introduction 1 1 Ad Hoc and Sensor Networks 3 1.1 TheFutureofWirelessCommunication 3 1.1.1 Adhocnetworks 3 1.1.2 Wirelesssensornetworks 5 1.2 Challenges 7 1.2.1 Adhocnetworks 8 1.2.2 Wirelesssensornetworks ... first in one-dimensional networks (Section 7. 2) and then in List of Tables 1.1 Typical features of wireless ad hoc and sensor networks . . . ....

Ngày tải lên: 14/08/2014, 14:20

... has Topology Control in Wireless Ad Hoc and Sensor Networks P. Santi  2005 John Wiley & Sons, Ltd AD HOC AND SENSOR NETWORKS 7 Table 1.1 Comparison of typical features of wireless ad hoc and ... diffraction and scattering. Reflection occurs Topology Control in Wireless Ad Hoc and Sensor Networks P. Santi  2005 John Wiley & Son...

Ngày tải lên: 14/08/2014, 14:20

... if and only if there exists at least one path connecting any two nodes in the graph. Topology Control in Wireless Ad Hoc and Sensor Networks P. Santi  2005 John Wiley & Sons, Ltd 36 TOPOLOGY ... identified yet. In our view, topology control is an additional protocol layer positioned between the routing and MAC layer (see Figure 3.5). 3.4.1 Topology contr...

Ngày tải lên: 14/08/2014, 14:20

... where ‘minimal’ is intended as ‘least energy cost’. Besides Topology Control in Wireless Ad Hoc and Sensor Networks P. Santi  2005 John Wiley & Sons, Ltd THE RANGE ASSIGNMENT PROBLEM 75 The ... 0.4 470 5 0.46285 50 0.33644 0.33892 0.34404 75 0.29454 0.28 179 0.28054 100 0.26526 0.2 573 6 0.2395 250 0.1 976 1 0. 171 63 0. 171 17 500 0.15955 0.1 272 8 0.1134 75 0 0.1...

Ngày tải lên: 14/08/2014, 14:20

... node u and its k-closest neighbor. Topology Control in Wireless Ad Hoc and Sensor Networks P. Santi  2005 John Wiley & Sons, Ltd DIRECTION-BASED TOPOLOGY CONTROL 119 maximum level if the condition ... relation in RNG is symmetric. The RNG topology has several interesting features, as evidenced by the simulation-based investigation on random node deployments re...

Ngày tải lên: 14/08/2014, 14:20

... of ad hoc network properties so far derived in the literature turn out to be scarcely useful in practice and that a radio model that accounts for shadowing/fading effects should be used instead ... thoroughly discussed in Section 7. 4. LEVEL-BASED TOPOLOGY CONTROL 175 u v w 1 w 2 10 mW lin k 1 mW link Figure 14.9 Implementing recursive lookup might lead to packets getting in...

Ngày tải lên: 14/08/2014, 14:20

... Issues in Ad Hoc Networks and Sensor Networks (DIWANS), Florence. Topology Control in Wireless Ad Hoc and Sensor Networks P. Santi  2005 John Wiley & Sons, Ltd ELEMENTS OF GRAPH THEORY 2 27 a b c d e f a b c d e f (a) ... mst for topology control and broadcasting in wireless ad hoc networks. IEEE Transactions on Parallel and Distributed S...

Ngày tải lên: 14/08/2014, 14:20

... Paolo. Topology control in wireless ad hoc and sensor networks / Paolo Santi. p. cm. Includes bibliographical references and index. ISBN-13: 978 -0- 470 -09453-2 (cloth : alk. paper) ISBN-10: 0- 470 -09453-2 ... regulate radio signal propagation in the environment can be grouped into three categories: reflection, diffraction and scattering. Reflection occurs Topology...

Ngày tải lên: 27/06/2014, 00:20

... is proposed and applied to existing localization algorithms. In the paper “A new time-based algorithm for positioning mobile terminals in wireless networks by I. Martin-Escalona and F. Barcelo-Arroyo, ... are running. This study addresses the accuracy of the TOAD algorithm in two different environments: line-of-sight (LOS) and non-line-of-sight (NLOS). This technique improves th...

Ngày tải lên: 22/06/2014, 01:20