... Analytical modeling of TCP clients in Wi-Fi hotspot networks, in Proceedings of IFIP Networking (2004)36. S Choi, K Park, C Kim, Performance impact of inter-layer dependency in infrastructure ... unfairnessby reducing the chances of transmission for the sendingstations in the way of increasing the minimum conten-tion window size. The downlink compensation access(DCA) algorithm in [16] gives ... and E-911locating services, have recently been drawing much attention inwireless network community. Since LBSs rely onthe location information in providing services and enhancing their service...
... proportionalfairness inwireless networks, in Proceedings of Conference on InformationSciences and Systems (CISS) (2008)24. A Pantelidou, A Ephremides, What is optimal scheduling in wireless networks? , in Proceedings ... problem of joint sche-duling and rate control in single-hop wireless networks under the objective of minimizing the required time todeliver all data traffic to the intended destinations. First,we ... (i.e. , [1-10]) studies the mini-mum-length schedul ing problem only for time-invariant wireless networks. Since the wireless channel in realityis time-varying, in the second part of this paper,...
... a wireless link errorscenario comes into play in order to see whether thefairness is supported in t ime-varying unreliable wireless link, whi ch is to ver ify the role ofωsi in calculatingper-location ... unfairnessby reducing the chances of transmission for the sendingstations in the way of increasing the minimum conten-tion window size. The downlink compensation access(DCA) algorithm in [16] gives ... contents-providing services, presence services, and E-911locating services, have recently been drawing much attention inwireless network community. Since LBSs rely onthe location information in providing...
... terminating cables. On the contrary, proper connectivity is a design philosophy combined with highly functional products for terminating, patching, accessing, and managing cables. Creating ... bends in routing paths, adding new fibers on top of existing fibers can greatly increase the pressure on existing fibers. As a result, fibers that have performed fine for years start showing increased ... Adding cards, elements, and circuits. Upgrading software and hardware. Integrating new elements with old elements. Not to mention routine maintenance and troubleshooting of a steadily growing...
... or indoor cells, resulting in different quality of the mobile coverage inside the different buildings. 5 284 23-3026 Uen Rev B 2.2 Coverage using Dedicated In- Building RBS In- building ... believed to increase the need for in- building solutions. It can also be assumed that in most cases mobile Internet users will be sitting comfortably inside buildings, rather than walking around ... search, finding friends, staff communication etc. Some of the most used solutions for providing in- building coverage are described in the following subchapters. Figure 1 In- building coverage...
... after receiving his B.Sc. degree in electrical engineering; he worked as a broadcasting engineer for two years and is currently attempting to pursue his educational knowledge by undertaking a Ph.D ... functionalities in terms of one base station participating in one system. It is important to remember that with an increase in a sensor network there’s an increase in the distance separating the base ... in international journals and conferences in his areas of expertise. He is the co-chair of the International Joint Conferences on Computer, Information, and Systems Sciences, and Engineering...
... PROBLEM IN WSN In the preceding discussions, we introduced the notion ofevent-to-sink reliability in WSN and pointed out the inapplica-bility of existing transport solutions. Before proceeding ... reliable retasking/reprogramming in WSN.PSFQ is based on slowly injecting packets into the network, butperforming aggressive hop-by-hop recovery in case of packetlosses. The pump operation in PSFQ ... for wireless sensor networks, ” in Proc. ACM WSNA,Atlanta, GA, Sep. 2002, pp. 1–11.[13] J. Zhao and R. Govindan, “Understanding packet delivery performance in dense wireless sensor networks, ” in...
... 28 Wireless networks: an introductioncomputing devices such as laptops in LANs, but is now increasingly used for otherservices, including Internet and voice over IP (VoIP) phone access, gaming, ... networks, adopting centralized solu-tions for optimizing performance may yield inefficient results owing to errorsoccurring during the complex information-gathering phase. In contrast, local informa-tion ... broadband networks: uplink power control in CDMAnetworks,resource allocation in OFDMA networks, power control in femtocell networks, IEEE802.16 broadband wireless access, and vertical handover in...
... the interstate highway I-26(Columbia, South Carolina) with two cars running in par-allel at speeds exceeding 110 km/h.4.2 Eavesdropping Range We measured the eavesdropping rangein both indoor ... (2008),3187–3199.16Eavesdropping range Indoornoise floorOutdoornoise floorBoosted range Amplifiednoise floorOriginalnoise floorOriginal range (a) indoor vs. outdoor (w/o LNA) (b) with LNA vs. without LNA (indoor)Figure ... risks in wireless hotspot networks. In Security in Pervasive Computing,First International Conference (2003), pp. 10–24.[20] GRU T ESE R , M., A N D GRU NWAL D, D. Enhancing loca-tion privacy in...
... dissolving the resin covering the siliconusing fuming acid. The next step involves layout reconstruction using a systema-tic combination of microscopy and invasive removal of covering layers. Duringlayout ... routing mes-sages and advertize non-existent links, provide incorrect link state informationand flood other nodes with routing traffic, thus inflicting Byzantine failures onthe system.The wireless ... metric information can be inserted into legitimateprotocol packets by malicious insider nodes.3.6 Attacks against routing or network layerAttacks against routing are basically of two types: internal...