ad hoc wireless networks pdf

... multi-hop wireless ad hoc networks, ” in Ad Hoc Networking, pp. 139–172, Addison- Wesley, Reading, Mass, USA, 2001. [3] T. Camp, J. Boleng, and V. Davies, “A survey of mobility mod- els for ad hoc network ... connectivity probability of a wireless ad hoc network,” in Proceedings of the International Workshop on Wireless Ad- Hoc Networks, pp. 120–124, June 2004. [5] F. Bai, N. Sadagopan, and A. Helmy, “Important: ... 2005-16. References [1]C.E.PerkinsandE.M.Royer,“Theadhocon-demand distance vector protocol,” in Ad Hoc Networking, pp. 173–219, Addison-Wesley, Reading, Mass, USA, 2001. [2]D.B.Johnson,D.A.Maltz,andJ.Broch,“DSR:the dynamic...

Ngày tải lên: 21/06/2014, 11:20

... an ad hoc network, as we shall see below. I address the general issue of routing in mobile ad hoc networks separately in the next section. The shared wireless environment of mobile ad hoc networks ... Introduction SECURITY AND QUALITY OF SERVICE IN AD HOC WIRELESS NETWORKS Ensuring secure transmission and good quality of service (QoS) are key commercial concerns in ad hoc wireless networks as their application ... mobile ad hoc networks (MANETs) There are various reasons why wireless ad hoc networks are at risk, from a security point of view. The next paragraphs discuss the characteristics that make these networks...

Ngày tải lên: 25/03/2014, 12:07

... referred to as mobile ad hoc networks (MANETs) [33] or as infrastructure-less wireless networks. 1.2 Mobile Ad Hoc Networks A Mobile Ad hoc NETwork (MANET) is a system of wireless mobile ... and Local Ad Hoc Wireless Networks M arco Conti 2 M ulticasting Techniques in Mobile Ad Hoc Networks X iao Chen and Jie Wu 3 Qualit y of Service in Mobile Ad Hoc Networks ... ower-Conservative Designs in Ad Hoc Wireless Networks Y u-Chee Tseng and Ting-Yu Lin 5 P erformance Analysis of Wireless Ad Hoc Networks A nurag Kumar and Aditya Karnik 6 ...

Ngày tải lên: 03/06/2014, 01:08

... (WLANs). Although often used in practical implementations of mobile ad hoc networks, IEEE 802.11 presents several drawbacks in the context of ad hoc networks, one of them being its poor throughput performance. ... Rasmussen, “Channel MAC: a novel medium access control paradigm for wireless ad hoc networks, ” in Proceedings of the Australian Telecommunication, Networks and Applications Conference (ATNAC ’06), pp. ... capacity of wireless networks, ” IEEE Transactions on Information Theory,vol.46,no.2,pp. 388–404, 2000. [2] M. Grossglauser and D. N. C. Tse, “Mobility increases the capacity of ad hoc wireless networks, ”...

Ngày tải lên: 21/06/2014, 22:20

Ngày tải lên: 22/06/2014, 22:20

... ad hoc wireless networks, ” in Mobile Computing,T.Imielinskiand H. F. Korth, Eds., chapter 5, Kluwer Academic Publishers, Dodrecht, The Netherlands, 1996. [4] C. E. Perkins and E. M. Royer, Ad ... routing protocols for ad hoc topology wireless sensor networks. Most of the above protocols use broadcast to do routing, which will cause high energy consumption and high control overhead. Recently, ... routing algorithm in wireless sensor ad hoc networks. The random ant-like unicast routing (RAUR) scheme is proposed and simulations were run to compare the network performance of networks running...

Ngày tải lên: 21/06/2014, 17:20

Ngày tải lên: 23/06/2014, 00:20

... limitations associated with already deployed CoD soluti ons. We use an open sou rce demonstration platform (which is avail- able for download from http://ict-aragorn.eu/fileadmin/ user_upload/downloads/IPTVDemo.zip), ... to continuously actively probe or moni- tor the wireless channels. Instead, use was made of generic IEEE1900.4 observed channel context data (load/activity) and reaction to locally obtained (latency) ... based on a trade-off between the potential benefit of using an alternative channel versus the chan- nel switching efficiency (i.e. overhead). The optimal Dual radio AP R 1 R 2 U 1 U 2 Load - U 3 lPVR 1 lPVR 2 U 1 -R 1 U 1 -U 2 U 2 -R 1 U 2 -R 2 N 1 ...

Ngày tải lên: 20/06/2014, 22:20

... investigation TaLE interface queue per location load network wide load TCP rate adjust TCP rate adjust MAC MAC IP TaLE bit control data ACK IP Region− 2 DN STS UP STS A P MAC IP Traffic Sender Traffic Receiver Region−1 Channel target load statistics link ... self-stabilizing clustering service for wireless ad hoc networks. IEEE Trans. Parallel Distrib. Syst. 17(9), 912–922 (2006) 24. IEEE 802.11 WG, Part 11, Wireless LAN medium access control (MAC) ... per-location target load by estimating the current per-location load and its contribution to the current network-wide load with link reliability, aggregate input rate, and net- work-wide load every T ω  interval...

Ngày tải lên: 20/06/2014, 22:20

... study data-centric storage in mobile wireless networks. To detect mobility of wireless nodes, [11] used received signal strength in wireless LAN to detect wireless device mobility.Reference [12] ... pp. 1–14, 2001. [20] K. Akkaya and M. Younis, “A survey on routing protocols for wireless sensor networks, ” Ad Hoc Networks, vol.3,no.3,pp. 325–349, 2005. [21] G. Casella and R. L. Berger, Statistical ... Ephremides, and M. J. McGlynn, “An asyn- chronous neighbor discovery algorithm for wireless sensor networks, ” Ad Hoc Networks, vol. 5, no. 7, pp. 998–1016, 2007. [24] L. P. Kaelbling, M. L. Littman,...

Ngày tải lên: 21/06/2014, 18:20

... G. Ye, C. Liu, T. Saadawi, and M. Lee, Wireless aware SCTP for ad hoc networks, ” in Proceedings of the International Workshop on Heterogeneous Multi-Hop Wireless and Mobile Networks (MHWMN ’05), ... or efficiently apply multiple destination addresses in wireless networks. This study proposes a new and effective path man- agement mechanism for wireless networks called quality- aware SCTP. This ... congestion control adjusts the congestion window size in wireless network due to other factors instead of network congestion, then performance falls. Huang and Tsai [8]focusedon handover issues while adopting...

Ngày tải lên: 21/06/2014, 18:20

... Kotz, “On improving wireless broadcast reliability of sensor networks using erasure codes,” in Proceedings of the 2nd International Conference on Mobile Ad- hoc and Sensor Networks (MSN ’06), Hong ... Introduction Many deployment scenarios of multihop wireless networks require high transmission reliability; for instance, wireless ad hoc and sensor networks are anticipated to be deployed in disaster ... “ESRT: event-to-sink reliable transport in wireless sensor networks, ” in Proceedings of the ACM International Symposium on Mobile Ad Hoc Networking and Computing (MobiHOC ’03), pp. 177– 188, Annapolis,...

Ngày tải lên: 21/06/2014, 22:20

... interoper- ability between networks is crucial and media adaptation at the entrance of bottleneck links (e.g., wireless networks) is a key issue. In the last releases of 3G networks [1], jointly with ... compression performances and wireless networks are not really studied with their most important specificities at radio link layer like radio frame retransmissions. In [5], Chou and Miao 10 EURASIP Journal on Advances ... Journal on Advances in Signal Processing Volume 2008, Article ID 218046, 11 pages doi:10.1155/2008/218046 Research Article Scalable and Media Aware Adaptive Video Streaming over Wireless Networks Nicolas...

Ngày tải lên: 22/06/2014, 01:20

Ngày tải lên: 22/06/2014, 22:20

Ngày tải lên: 22/06/2014, 22:20

Ngày tải lên: 09/07/2014, 08:13

... looking back at (1), the one occurrence of ADVP → ADVP , RB ADVP is very similar to the 4 instances of ADVP → RB ADVP, whereas the one instance of PP → ADVP RB ADVP is not and is erroneous. Daughters ... lists ADVP RB ADVP and ADVP , RB ADVP in (1) can be put into the same equivalence class, because they predict the same mother category. With this equiv- alence, the two different mothers, PP and ADVP, point ... a. to slash its work force in the U.S. , [ P P [ ADV P as] soon/RB [ ADV P as next month]] b. to report [ ADV P [ ADV P immediately] ,/, not/RB [ ADV P a month later]] Anything not contributing...

Ngày tải lên: 20/02/2014, 09:20

Ngày tải lên: 28/06/2014, 03:20