route discovery optimization techniques in ad hoc networks
Báo cáo hóa học: " A Cross-Layer Route Discovery Framework for Mobile Ad Hoc Networks" potx
... calculating poweraware connected dominating sets for efficient routing in ad hoc wireless networks, ” in Proc 30th International Conference on Parallel Processing (ICPP ’01), pp 346–354, Valencia, Spain, ... Bharghavan, “Routing in ad- hoc networks using minimum connected dominating sets,” in Proc IEEE International Conference on Communications (ICC ’97), vol 1, pp 376–380, Montreal, Quebec, Canada, June ... 44, 45] or alleviate routing overhead [4, 15] Route Discovery Framework for Mobile Ad Hoc Networks 2.2.2 Lower routing overhead strategy Many techniques such as caching [8], query localization...
- 16
- 264
- 0
Empty cell management for grid based resource discovery protocols in ad hoc networks
... 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 ... for managing Chapter Introduction communications in their vicinity Such architecture requires large investments in order to deploy these expensive infrastructures Upgrading of such networks has ... RESOURCE DISCOVERY PROTOCOLS IN AD HOC NETWORKS SEBASTIEN HEUGUET (B E., Supelec, France) A THESIS SUBMITTED FOR THE DEGREE OF MASTER OF ENGINEERING DEPARTMENT OF ELECTRICAL & COMPUTER ENGINEERING...
- 143
- 375
- 0
Security in Ad Hoc Networks potx
... [in ASCII format] [9] Kärpijoki, V Signalling and Routing Security in Mobile Ad Hoc Networks Proceedings of the Helsinki University of Technology, Seminar on Internetworking - Ad Hoc Networks, ... [in ASCII format] [12] Mäki, S Security Fundamentals in Ad Hoc Networking Proceedings of the Helsinki University of Technology, Seminar on Internetworking - Ad Hoc Networks, Spring 2000 ... Aspects Ad hoc networks may apply either hierarchical or flat infrastructure both in logical and physical layers independently As in some flat ad hoc networks the connectivity is maintained directly...
- 16
- 453
- 0
Báo cáo hóa học: " Delay-throughput analysis of multi-channel MAC protocols in ad hoc networks" ppt
... Multi-channel Mac for Ad Hoc Networks: Handling Multichannel Hidden Terminals Using a Single Transceiver, in 5th ACM International Symposium on Mobile Ad Hoc Networking and Computing, MobiHoc ‘04, 222–233 ... Quality of Service Provisioning in Ad hoc Wireless Networks: A Survey of Issues and Solutions Ad Hoc Networks 4, 83–124 (2006) L Kleinrock, F Tobagi, Packet Switching in Radio Channels: Part I-Carrier ... hopping pattern or have individual hopping patterns In multi-channel WLANs the common hopping approach is used for example in Channel-Hopping Multiple Access (CHMA) which was introduced in [11] In...
- 15
- 345
- 0
Báo cáo hóa học: " Research Article Efficient Key Agreements in Dynamic Multicast Height Balanced Tree for Secure Multicast Communications in Ad Hoc Networks" doc
... 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 ... and P Ning, “TinyECC: a configurable library for elliptic curve cryptography in wireless sensor networks, ” in Proceedings of the International Conference on Information Processing in Sensor Networks ... 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...
- 15
- 324
- 0
Báo cáo hóa học: "Research Article Minimizing Detection Probability Routing in Ad Hoc Networks Using Directional Antennas" pptx
... anonymous on demand routing with untraceable routes for mobile ad- hoc networks, ” in Proceedings of the 4th ACM International Symposium on Mobile Ad Hoc Networking and Computing (MobiHoc ’03), pp 291–302, ... capacity improvement of ad hoc wireless networks using directional antennas,” in Proceedings of the 4th ACM International Symposium on Mobile Ad Hoc Networking and Computing (MobiHoc ’03), pp 108–116, ... Martin, A Ren, and R Bagrodia, “Directional virtual carrier sensing for directional antennas in mobile ad hoc networks, ” in Proceedings of the 3rd ACM International Symposium on Mobile Ad Hoc...
- 8
- 236
- 0
Báo cáo hóa học: " Research Article Beamforming in Ad Hoc Networks: MAC Design and Performance Modeling" docx
... Ramanathan, “On the performance of ad hoc networks with beamforming antennas,” in Proceedings of the 2nd ACM International Symposium on Mobile Ad Hoc Networking & Computing (MobiHoc ’01), pp 95–105, Long ... exploitation of directional antennas in ad- hoc wireless networks, ” in Proceedings of the 4th ACM International Symposium on Mobile Ad Hoc Networking & Computing (MobiHoc ’03), pp 98–107, Annapolis, ... Martin, R Bagrodia, and A Ren, “Directional virtual carrier sensing for directional antennas in mobile ad hoc networks, ” in Proceedings of the 3rd ACM International Symposium on Mobile Ad Hoc...
- 15
- 350
- 0
Báo cáo hóa học: " Research Article A Markovian Model Representation of Individual Mobility Scenarios in Ad Hoc Networks and Its Evaluation" ppt
... Vaidya, “Location-aided routing (LAR) in mobile ad hoc networks, ” in Proceedings of the 4th Annual ACM/IEEE International Conference on Mobile Computing and Networking (MOBICOM ’98), pp 66–75, ... 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 ... be a real number in the interval [1, Δmax ] By allowing the increments in position to assume absolute values in this more general interval, a broader range of speeds, corresponding to MNs moves,...
- 14
- 307
- 0
Báo cáo hóa học: " Research Article Cooperative Multibeamforming in Ad Hoc Networks" pot
... Madhow, “Distributed beamforming for information transfer in sensor networks, ” in Proceedings of the 3rd International Symposium on Information Processing in Sensor Networks (IPSN ’04), pp 81–88, ... as an increasing function of SINRi in (6) γ i := = SINRi + SINRi M H j =1 P j u j Δi u j Pi uH Ωi ui i , + K=M+1 P j uH Ωi u j + η j j (7) EURASIP Journal on Advances in Signal Processing which ... equivalent to SINRi It should be notified that the SINRi based analysis and optimization are quite involved in cooperative ad hoc networks, and the metric γi can help to make the analysis and optimization...
- 11
- 194
- 0
Báo cáo hóa học: " Research Article SPIZ: An Effective Service Discovery Protocol for Mobile Ad Hoc Networks" pptx
... of underlying ad hoc routing protocols However, both the Ad/ D protocol and the routing protocol can invoke redundant flooding of the network, and this inevitably incurs a large overhead In any case, ... traffic required to maintain a zone The traffic that is incurred in maintaining a zone can be divided into traffic for the push-based service and traffic for updating the intrarouting information However, ... Reserved Additional information: QoS level Service information part Service provider address Source address (link source address) = service requester’s ID Destination address (link destination address)...
- 13
- 287
- 0
Báo cáo hóa học: " Authentication Based on Multilayer Clustering in Ad Hoc Networks" pptx
... terms of processing and networking overhead for the increased security that it offers In this paper, we examined the certification process for clustering routing protocols in ad hoc networks, and ... “Securing Ad Hoc networks, ” IEEE Network, vol 13, no 6, pp 24–30, 1999 [8] M Steenstrup, “Cluster-based networks, ” in Ad Hoc Networking, C E Perkins, Ed., chapter 4, pp 75–138, Addison-Wesley, Reading, ... Belding-Royer, “Multi-level hierarchies for scalable Ad Hoc routing,” Wireless Networks, vol 9, no 5, pp 461–478, 2003 [3] S Basagni, “Distributed clustering for Ad Hoc networks, ” in Proc International...
- 12
- 327
- 0
Báo cáo hóa học: " Adaptive QoS Routing by Cross-Layer Cooperation in Ad Hoc Networks" pptx
... routing in ad hoc networks, ” IEEE J Select Areas Commun., vol 17, no 8, pp 1488–1505, 1999 [4] B Das and V Bharghavan, “Routing in ad- hoc networks using minimum connected dominating sets,” in ... stability-based adaptive routing (SSA) for ad hoc mobile networks, ” IEEE Pers Commun., vol 4, no 1, pp 36–45, 1997 [10] Q Xue and A Ganz, Ad hoc QoS on-demand routing (AQOR) in mobile ad hoc networks, ” ... routing in ad hoc wireless networks, ” in Mobile Computing, pp 153–181, Kluwer Academic, New York, NY, USA, 1996 [21] A Nasipuri and S R Das, “On-demand multipath routing for mobile ad hoc networks, ”...
- 11
- 269
- 0
Báo cáo hóa học: " Research Article Throughput Capacity of Ad Hoc Networks with Route Discovery" potx
... take into account the effects of fading and shadowing by introducing random direction dependent interference regions (in terminology of [20]) instead of circular interference regions considered in ... throughput of ad hoc networks in the presence of route discovery processes Specifically, we assumed that nodes in a network not always have the knowledge of routes to the corresponding destinations ... assumptions made in Section 2, the limit indeed exists and determined by in a simple way by the expectations τ(n) and ξ(n) Proof Since in this case G( f ) is simply f , we obtain Q = E[ f ], (42) in the...
- 14
- 291
- 0
Báo cáo hóa học: " Research Article Tree-Based Distributed Multicast Algorithms for Directional Communications and Lifetime Optimization in Wireless Ad Hoc Networks" pptx
... communications for providing longlived broadcasting/multicasting in wireless ad hoc networks Our focus is on establishing source-initiated multicast trees to maximize network operating time in energy-limited ... 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 ... Cheng, J Sun, M Min, and D.-Z Du, “Energy-efficient broadcast and multicast routing in ad hoc wireless networks, ” in Proceedings of the 22nd IEEE International Performance, Computing and Communications...
- 10
- 357
- 0
Báo cáo hóa học: " A New Strategy to Improve Proactive Route Updates in Mobile Ad Hoc Networks" ppt
... is by maintaining approximate routes to each destination rather than exact routes In [12, 13], each node maintains approximate (or less accurate) information to faraway destinations, since the ... timer expires if τintra = expired if dist Lc , Lintra ≥ Dintra Disseminate intrascope update Lintra ← Lc Dintra τintra ← + Tc V else Dintra − dist Lc , Lintra τintra ← + Tc V if τinter = expired ... perform proactive route discovery in mobile ad hoc networks These are minimum displacement update routing (MDUR) and minimum topology change update (MTCU) In MDUR, the rate at which route updates...
- 10
- 320
- 0
Efficient core selection for multicast routing in mobile ad hoc networks
... UNIVERSITY OF TECHNOLOGY AND ENGINEERING Binh Minh Nguyen EFFICIENT CORE SELECTION FOR MULTICAST ROUTING IN MOBILE AD HOC NETWORKS GRADUATION THESIS Faculty of Information Technology Supervisor: ... participating, the network topology, link state, Which are not available or too expensive to acquire in mobile ad hoc networks There are many proposed protocol for multicast routing in mobile ad hoc networks, ... method, with certain routers shaded in green to indicate that they are actively involved in supporting the multicast Here, the sender transmits a single datagram packet The router within network then...
- 62
- 341
- 0
security & quality of service in ad hoc wireless networks
... service 6.1 Introduction 6.2 Routing in mobile ad hoc networks 6.3 Routing with quality of service constraints 6.4 Quality of service routing in ad hoc networks 6.5 Conclusion and further reading 6.6 ... without using any such infrastructure or administrative support [1, 2] Ad hoc wireless networks are self-creating, self-organizing, and self-administering They come into being solely by interactions ... Contents Preface Acknowledgements Introduction 1.1 Ad hoc networking 1.2 The ad hoc wireless network: operating principles 1.3 Ad hoc networks: vulnerabilities 1.4 Ad hoc networks: security requirements...
- 196
- 336
- 0
Báo cáo toán học: " A novel algorithm to form stable clusters in vehicular ad hoc networks on highways" doc
... stability can also in uence the signaling overhead A frequently changing clustering structure results in an increase in maintenance messages and thus increasing the load on nodes From the figure, we ... clustering All clustering algorithms incur some additional signaling overhead to Page-20 form and maintain their cluster structures The clustering overhead consists of: HELLO packets overhead, cluster ... Seed, Supporting inter-vehicular and vehicle-roadside communications over a clusterbased wireless ad- hoc routing algorithm, in Proceedings of the Winter International Symposium on Information...
- 33
- 293
- 0
Báo cáo toán học: " Probabilistic framework for opportunistic spectrum management in cognitive ad hoc networks" potx
... sensing given the inherent inaccuracy of spectrum sensing Page of 15 Coordinated Sender-Receiver Sensing In ad hoc environments in which nodes are exposed to different parts of the network, the interference ... SU-TX Receiving Acknowledgement tx (Pint rx (Pint if receive(ACK) and Rmin < R(i) then max−1 Single_SU = increase(Rmin) else current_spectrum = Single_SU = Rmin = R1 end if (i) E[Pint ⎧ 2 (i) ... addressed in [6-8] Compressed sensing [6] techniques and randomized sensing [7,26] and sampling [8] were proposed However, all of the aforementioned sensing techniques lead to inaccurate decisions in...
- 15
- 404
- 0
Tìm thêm: hệ việt nam nhật bản và sức hấp dẫn của tiếng nhật tại việt nam xác định các nguyên tắc biên soạn khảo sát các chuẩn giảng dạy tiếng nhật từ góc độ lí thuyết và thực tiễn khảo sát chương trình đào tạo của các đơn vị đào tạo tại nhật bản khảo sát chương trình đào tạo gắn với các giáo trình cụ thể xác định thời lượng học về mặt lí thuyết và thực tế điều tra đối với đối tượng giảng viên và đối tượng quản lí điều tra với đối tượng sinh viên học tiếng nhật không chuyên ngữ1 khảo sát các chương trình đào tạo theo những bộ giáo trình tiêu biểu xác định mức độ đáp ứng về văn hoá và chuyên môn trong ct phát huy những thành tựu công nghệ mới nhất được áp dụng vào công tác dạy và học ngoại ngữ mở máy động cơ lồng sóc mở máy động cơ rôto dây quấn đặc tuyến hiệu suất h fi p2 đặc tuyến mômen quay m fi p2 đặc tuyến tốc độ rôto n fi p2 đặc tuyến dòng điện stato i1 fi p2 động cơ điện không đồng bộ một pha phần 3 giới thiệu nguyên liệu chỉ tiêu chất lượng theo chất lượng phẩm chất sản phẩm khô từ gạo của bộ y tế năm 2008