... antenna arrays inadhocnetworks is to use standard beamforming, that is, to point the main lobe of EURASIP Journal on Wireless Communications and Networking Interference Destination S Source ... Ramanathan, and N H Vaidya, “Using directional antennas for medium access control inadhoc networks, ” in Proceedings of the 8th ACM Annual International Conference on Mobile Computing and Networking ... Ramanathan, “On the performance of adhocnetworks with beamforming antennas,” in Proceedings of the 2nd ACM International Symposium on Mobile AdHoc Networking & Computing (MobiHoc ’01), pp 95–105, Long...
... Analytical modeling The SIMM model uses two Markov chains with discrete parameters and states (0, 1, and 2), to represent movements in the x- and y-coordinate, with changes in coordinates x and y assumed ... representing not only patterns with only one increment in the x and y coordinates (e.g., the SIMM model), but also with several increment values in these coordinates, with a smooth variation in this increment ... [3] K H Wang and B Li, “Efficient and guaranteed service coverage in partitionable mobile adhoc networks, ” in Proceedings of the 21st Annual Joint Conference of the IEEE Computer and Communications...
... [in ASCII format] [9] Kärpijoki, V Signalling and Routing Security in Mobile AdHocNetworks Proceedings of the Helsinki University of Technology, Seminar on Internetworking - AdHoc Networks, ... [in ASCII format] [12] Mäki, S Security Fundamentals inAdHoc Networking Proceedings of the Helsinki University of Technology, Seminar on Internetworking - AdHoc Networks, ... Aspects Adhocnetworks may apply either hierarchical or flat infrastructure both in logical and physical layers independently As in some flat adhocnetworks the connectivity is maintained directly...
... Multi-channel Mac for AdHoc Networks: Handling Multichannel Hidden Terminals Using a Single Transceiver, in 5th ACM International Symposium on Mobile AdHoc Networking and Computing, MobiHoc ‘04, 222–233 ... Quality of Service Provisioning inAdhoc Wireless Networks: A Survey of Issues and Solutions AdHocNetworks 4, 83–124 (2006) L Kleinrock, F Tobagi, Packet Switching in Radio Channels: Part I-Carrier ... Multi-Channel Multi-Hop AdHoc Network, in 17th International Conference on Advanced Information Networking and Applications, AINA ‘03, 312–317 (2003) T Luo, M Motani, V Srinivasan, CAM-MAC: A Cooperative...
... grouping or clustering issues for reducing traffic overhead and broadcast storm problems of MANETs, reducing the rekeying costs in Figure 2: A elliptic curve with P + Q + R = O key updating and increasing ... Joining = O (1) Delete = O (log n) Joining = O(log n) Node joining/delete Node operations Max = 2h − Min = Fab(h + 2) − Max = 2h − Min = Fab(h + 2) − Max = n Min = Max = n Min = Max = 2h − Min ... efficient and scalable for numerous mobile nodes inadhocnetworks [13] [14] [15] [16] References [1] S M Das, H Pucha, and Y C Hu, “Distributed hashing for scalable multicast in wireless adhoc networks, ”...
... capacity improvement of adhoc wireless networks using directional antennas,” in Proceedings of the 4th ACM International Symposium on Mobile AdHoc Networking and Computing (MobiHoc ’03), pp 108–116, ... Kong and X Hong, “ANODR: anonymous on demand routing with untraceable routes for mobile ad- hoc networks, ” in Proceedings of the 4th ACM International Symposium on Mobile AdHoc Networking and ... Wireless Ad- HocNetworks (ADHOC ’03), 2003 8 EURASIP Journal on Wireless Communications and Networking [8] Z Zhang, “Pure directional transmission and reception algorithms in wireless adhoc networks...
... beamforming consists of two stages, local broadcasting and cooperative transmission In particular, in local broadcasting, each source node broadcasts its databearing signal to the other ones in the ... Journal on Advances in Signal Processing which is essentially equivalent to SINRi It should be notified that the SINRi based analysis and optimization are quite involved in cooperative adhoc networks, ... multiple beamforming in wireless adhoc networks: two concurrent beams are formed; K = 10 nodes in the source/destination cluster; M = source/destination nodes; K − M = unintended destination nodes...
... concern and are increasingly important Adhocnetworks cannot be used in practice if they are not secure, because adhocnetworks are subject to various attacks Wireless communication links can be intercepted ... used in the DCA (namely, Ch(v) and Join(v, u)) [3] In the following we use Cluster(v) and ClusterHead to indicate the set of nodes in the cluster whose ClusterHead is v and the ClusterHead of ... “Securing AdHoc networks, ” IEEE Network, vol 13, no 6, pp 24–30, 1999 [8] M Steenstrup, “Cluster-based networks, ” inAdHoc Networking, C E Perkins, Ed., chapter 4, pp 75–138, Addison-Wesley, Reading,...
... Chen and K Nahrstedt, “Distributed quality-of-service routing inadhoc networks, ” IEEE J Select Areas Commun., vol 17, no 8, pp 1488–1505, 1999 [4] B Das and V Bharghavan, “Routing in ad- hocnetworks ... routing (AQOR) in mobile adhoc networks, ” Journal of Parallel and Distributed Computing, vol 63, no 2, pp 154–165, 2003 [11] C Zhu and M S Corson, “QoS routing for mobile adhoc networks, ” in Proc ... and S K Tripathi, “Signal stability-based adaptive routing (SSA) for adhoc mobile networks, ” IEEE Pers Commun., vol 4, no 1, pp 36–45, 1997 [10] Q Xue and A Ganz, Adhoc QoS on-demand routing...
... should be evenly spread in the network 2.3.2.1 Creating a dominating set In [26], a dominating set is created to handle the discovery of services A dominating set is defined as a set that nodes ... as ring head The ring heads can then create level rings, and so on Each ring head caches the summary of the services hosted in its ring A query for a service then travels up and down in the hierarchy ... scheme could be only efficient in almost static networks, but it has the advantage of combining routing and resource discovery 2.3.2.2 Backbone and selective forwarding In order to make the service...
... Introduction 1.1 Introduction to AdHocNetworks 1.1.1 Advantages & Applications of AdHocNetworks 1.1.2 Challenges Faced by AdHocNetworks 1.1.3 Routing ... key joint mobile nodes Hidden-terminal and exposed-terminal problems are also faced by mobile adhocnetworksIn a mobile adhoc network, mobile nodes have both power and bandwidth constraints, ... N1, N2, N3, N4 and N5 then act as routers while establishing the connection between N0 and N6 1.1.1 Advantages & Applications of AdHocNetworks The major advantage of a mobile adhoc network is...
... can handle mobility of nodes It minimizes routing loads and enhances expandability of network by allowing participating nodes to authenticate each other without being interrupted by joining the ... bootstrapping, applying a DCA private key, joining a new CH, evicting an existing CH, refreshing CH shares In Bootstrapping operation, to construct the shared key and establish a (k,n) threshold sharing ... even in the destination cluster or position Also, we can consider two kind of client nodes mobility, nodes mobility inside the nodes administrative domain and between the administrative domains...
... [1] C E Perkins and E M Royer, “The adhoc on-demand distance vector protocol,” inAdHoc Networking, pp 173–219, Addison-Wesley, Reading, Mass, USA, 2001 [2] D B Johnson, D A Maltz, and J Broch, ... [9] A Alshanyour and U Baroudi, “Bypass-AODV: improving performance of adhoc on-demand distance vector (AODV) routing protocol in wireless adhoc networks, ” in Proceedings of the International ... the dynamic source routing protocol for multi-hop wireless adhoc networks, ” inAdHoc Networking, pp 139–172, AddisonWesley, Reading, Mass, USA, 2001 [3] T Camp, J Boleng, and V Davies, “A survey...
... Jetcheva and D B Johnson, “Adaptive demand-driven multicast routing in multi-hop wireless adhoc networks, ” in Proceedings of the 2nd ACM International Symposium on Mobile AdHoc Networking and Computing ... supporting adhoc multicast routing protocol,” in Proceedings of the ACM International Symposium on Mobile AdHoc Networking and Computing (MobiHoc ’00), pp 37–44, 2000 C.-C Hu, E H.-K Wu, and G.-H ... reliability and robustness, and results in the consumption of less power In addition, it discovers routes and detects link failures on demand, thereby minimizing channel and storage overhead (improving...
... Beijing, China, in 2005 and is currently working toward the Master’s degree in communication engineering in Tsinghua University, Beijing, China From July to August 2004, he took part in an internship ... He graduated with the honor of eminent graduate from Tsinghua University in 2005 His research interests include wireless communications and networking, signal processing, and so forth Pingyi ... University, Beijing, China, in 2001 and 2004, respectively He is now a Research Fellow in the Electronic Engineering Department, Tsinghua University, Beijing, China His research interests are in the areas...
... “Towards commercial mobile adhoc network applications: a radio dispatch system,” in Proceedings of the 6th International Symposium on Mobile AdHoc Networking and Computing (MobiHoc ’05), pp 355–365, ... envision realistic applications oriented to multihop adhocnetworksand understand how they could be developed in practice From this standpoint, GC applications are quite interesting They fit well ... middleware and routing issues,” AdHoc & Sensor Wireless Networks, An International Journal, vol 1, no 1-2, 2005 L Ji and M S Corson, “Explicit multicasting for mobile adhoc networks, ” Mobile Networks...
... Cheng, J Sun, M Min, and D.-Z Du, “Energy-efficient broadcast and multicast routing inadhoc wireless networks, ” in Proceedings of the 22nd IEEE International Performance, Computing and Communications ... dark arrows indicate links that are included into the tree in search phases and the light arrows indicate the links that are included into the tree in grow phases.) Finally, it remains to show ... by the shaded sector in Figure 5(a) There is no any other link included in the tree in the following grow operation Step In the second iteration, the link (4, 1) is found and added into the tree...
... mobile computing in wireless AdHoc networks, ” IEEE Commun Mag., vol 39, no 6, pp 138–147, 2001 [5] S Singh, M Woo, and C S Raghavendra, “Power-aware routing in mobile AdHoc networks, ” in Proc 4th ... Aruppukottai, Madurai University, in 1975, and graduated from Madras Institute of Technology with a major in electronics and communication engineering in 1978 He obtained his Ph.D degree in the area ... areas of research interest are mobile adhoc networks, cellular IP networks, broadband ATM networks, and CDMA engineering and digital communication He received IETECDIL Award in September 2000...
... Packet Scheduling her research domain to broadband communication networks She is currently involved in the research and education on broadband mobile and wireless communication networksand on multimedia ... multimedia over IP Her main research interests related to mobile and wireless communication networks are adaptive QoS routing in wireless adhoc networks, personal networks, body area networks, wireless ... Balakrishnan, and R Morris, “Span: An energy-efficient coordination algorithm for topology maintenance inadhoc wireless networks, ” in Proc 7th Annual International Conference on Mobile Computing and Networking...
... following factors (Fig 3): (1) the area of the drain; (2) the effect of lateral earth pressure; (3) possible folding, bending and crimping of the drain, and (4) Infiltration of fine particles into ... site can be graded and a sand blanket placed and compacted Field instrumentation for monitoring and evaluating embankments is vital to examine and control any geotechnical problems Instrumentation ... and Geoenvironmental Engineering Vol 124, No 2, 180-184, 1998 15 Indraratna, B and Redana, I W Numerical modeling of vertical drains with smear and well resistance installed in soft clay Canadian...