... ECL SCIV dataset, consisting of over 1,110 skin-color images of more than 1,110 people, which resulted from vi Research in the area of datacommunicationsandnetworking is well and alive ... International Journal of BusinessData Communications andNetworking (http://www.idea-group.com/ijbdcn). The chapters are divided in four themes: (1) network design and application issues, (2) ... interesting research activities taking place in the eld of businessdatacommunicationsand networking. The rst section, Network Design and Application Issues, starts with Chapter I, “Design of...
... discussed: data communications, networking, protocols and standards, and networking models.Networks exist so that data may be sent from one place toanother-thebasic con-ceptof data communications. Tofully ... Chapter 1 and Chapter2.Chapter 1InChapter1,we introduce the conceptsof data communicationsand networking. Wedis-cuss datacommunications components, data representation, and data flow.Wethen ... hardware and software com-ponentsof data communicationsand networking. Although the term "network model"suggests a relationship to networking, the model also encompasses data communications. ChaptersThis...
... channels, and can be encountered in most of multicarrier systems. In summary, this book covers a wide range of interesting topics of communicationsand networking. The introductions, data, and ... sub-carriers and can be considered to be guard bands that avoid interference from other applications in adjacent bands and are not employed to deliver any information. It should be noted that xn and ... references in this book would help the readers know more about communicationsandnetworkingand help them explore this exciting and fact-evolving fi eld. EditorJun PengUniversity of Texas...
... padded with null samples for mobile ofdm communications, Proceedings of IEEE Wireless Communications andNetworking Conference, 2008 (WCNC 2008), IEEE Communications Society, Las Vegas, NV, ... second-order polynomial interpolation (SOPI) method and a transform-domain interpolation method are studied in this sub-section. CommunicationsandNetworking 36 {}()110, 1exp 2 / , ... (2003). A pseudo random postfix ofdm modulator and inherent channel estimation techniques, Proceedings of IEEE 2003 Global Telecommunications Conference (GLOBECOM ’03), IEEE Communications Society,...
... relayQ2Qr+1QR······ ···Band 1 Band 2 Band r Band r +1 Band RFrequency domainQ1Qr···QDF relayQ2Qr+1QR······ ···Band 1 Band 2 Band r Band r +1 Band RFrequency domain Fig. ... YHYuHHHAH HAH∈∈=+∑∑ (10) CommunicationsandNetworking 60 where iQY and jQY are the received signal from DF i-th relay and AF j-th relays, respectively, and ()*⋅ denotes the ... narrow band interference. The price paid for OFDM’s attractive features in equalization, decoding, and possibly adaptive power and bandwidth allocation is its sensitivity to subcarrier drifts and...
... (Pandharipande & Ho, 2007)-(Pandharipande & Ho, 2008). In this chapter, the resource allocation problem is studied to maximize the system capacity by joint subcarrier matching and ... transmitted is Np). CommunicationsandNetworking 90 Regarding the second PDF, ,,111,,,,ppilot pkl klkl klRS H N=+ and 21,klR are also zero mean complex Gaussian and exponential ... received samples which is constant and is defined as CommunicationsandNetworking 80 Tse, D. N. C. & Viswanath, P. (2005). Fundamentals of Wireless Communications. , U.K.: Cambridge...
... following. CommunicationsandNetworking 126 B. Korte, J. Vygen (2002), Combinatorial Optimization: Theory and Algorithms, 3rd ed. New York: Springer-Verlag. I. Hammerstrom and A. Wittneben ... Conference on Communications, ICC’06, pp. 4463-4468. B. Gui and L. J. Cimini, Jr. (2008), “Bit Loading Algorithms for Cooperative OFDM Systems,” EURASIP Journal on Wireless Communicationsand Networking, ... A. Pandharipande, and Chin K. Ho (2008). “Spectrum pool reassignment for wireless multihop relay systems,” 3nd International Conference on Cognitive Radio OrientedWireless Networks and Communications, ...
... is γ and the FEC CommunicationsandNetworking 150 Its main characteristics are: lossy or lossless compression modes; resolution, quality and spatial scalability; transmission and progressive ... Frame with higher number of data packets ? (< smart_thresh) Wireless Multimedia CommunicationsandNetworking Based on JPEG 2000 167 Once the resolution and the number of layers are ... JPEG 2000 codestream dataand other types of data are integrated into RTP packets as described in (Schulzrinne et al, 2003). Wireless Multimedia CommunicationsandNetworking Based on JPEG...
... mobile broadband services at prices and speeds comparable to fixed broadband. Though there are often data caps on mobile broadband services that are lower than those of fixed broadband, some consumers ... asymmetric channel I. The number of relay node is selected M = 2, M = 4 and M = 6. CommunicationsandNetworking 244 The data base for the ray tracing method in our applications can not contain ... [%]Pc=0.11;Pm=0.01Pc=0.11;Pm=0.02Pc=0.22;Pm=0.01Pc=0.22;Pm=0.02K-Direct Fig. 27. Convergence of SGA and DIRECT for 3 Access Points CommunicationsandNetworking 258 The next part shows the comparisons of SGA and the proposed hierarchic two steps...
... woutP , and the average outage probability, denoted by avoutP , can be expressed as follows CommunicationsandNetworking 314 where Ψj and ρav denotes the blocking probability and AOP ... strategy defines a transmission range R and schedules communications only between nodes that are R links distant. This means that when a node n CommunicationsandNetworking 308 ,1JsjjKK==∑ ... stops and does not have to go in any other place. Results obtained by simulations and presented in the following Section will confirm the correctness of this model. Communicationsand Networking...
... group 1 on the left and for mobiles of group 2 on the right). CommunicationsandNetworking 322 [4] S. Singh, V. Krishnamurthy, and H. V. Poor, “Integrated voice /Data call admission control ... scheduling algorithm flow chart. CommunicationsandNetworking 340 because they are recommended to be transmitted at the basic link rate in both narrow-band and broadband IEEE 802.11 systems. Moreover, ... regarded as a type of in-band pulses). In the example, the network has a DSSS physical layer, the control anddata frames are transmitted at 1 Mb/s and 2 Mb/s, respectively, and each packet has a...
... Byte/Second)ThroughputCSMA/FPCSMA/FP - Data Power ThresholdIEEE 802.11 Fig. 10. Data Receive Power Threshold Case CommunicationsandNetworking 358 [4] Z. J. Haas and J. Deng, “Dual Busy Tone ... models involves node attacks. CommunicationsandNetworking 364 3. Reputation models based on Random Probability Model [7-10], such as Power-law Distribution and Bayesian. PeerTrust (Li & ... distributed CommunicationsandNetworking 362 The rest of the chapter is organized as follows: section 2 briefly introduces the related work with the writer’s research and point of view, and then...