Broadcast Design in Cognitive Radio Ad Hoc Networks by Yi Song, Jiang Xie PDF

By Yi Song, Jiang Xie

ISBN-10: 3319126210

ISBN-13: 9783319126210

ISBN-10: 3319126229

ISBN-13: 9783319126227

This SpringerBrief investigates the distinctive demanding situations of broadcast layout in cognitive radio (CR) advert hoc networks. It introduces broadcast protocols in CR advert hoc networks: a quality-of-service dependent broadcast protocol below blind info and a fully-distributed broadcast protocol with collision avoidance. a singular unified analytical version is additionally awarded to investigate the functionality of the published protocols. this is often the 1st booklet devoted to the original broadcast layout demanding situations in CR advert hoc networks. The authors additionally talk about the hot examine at the functionality research of broadcast protocols. Broadcast layout In Cognitive Radio advert Hoc Networks is designed for pros and researchers operating within the instant networks undefined. Advanced-level scholars in electric engineering and computing device technology, specially these interested by instant networks will locate this knowledge very valuable.

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Then, even if the receiver may not receive the message within one cycle, it can still successfully receive the message in the following cycle, as shown in Fig. 13. On the other hand, the second way is that the receiver v selects wr (v) to be max{w(u)|u ∈ N (v)} + 1, where N (v) is the set of the neighboring nodes of the receiver v. Therefore, the wr of the receiver is always larger than the ws used by the sender. In this way, Case 2 becomes Scenario I. 4 Performance Evaluation 55 Fig. 13 An example of the first way of modification for Case 2 in Scenario II when time slots are unsynchronized Fig.

Song and J. Xie, “BRACER: A distributed broadcast protocol in multi-hop cognitive radio ad hoc networks with collision avoidance,” IEEE Transactions on Mobile Computing, 2014. 12. Y. Song and J. Xie, “Common hopping based proactive spectrum handoff in cognitive radio ad hoc networks,” in Proc. IEEE GLOBECOM, 2010, pp. 1–5. 13. T. Camp, J. Boleng, and V. Davies “A survey of mobility models for ad hoc network research,” Wireless Communications and Mobile Computing, vol. 2, pp. 483–502, August 2002.

On one hand, a large M ensures that the probability that two parent nodes select the same channel at the same time is low. Therefore, as shown in Fig. 33, expect the full broadcast scheme, the success rate of the other three broadcast schemes increases as the number of channels increases. In addition, both 30 2 QoS-based Broadcast Protocol Under Blind Information . . 2 0 30 40 Number of PUs 50 Success rate. a 100 Average Broadcast Delay (slots) 90 80 Basic QB2IC Enhanced QB2IC Random broadcast Full broadcast 70 60 50 40 30 20 10 0 b 30 40 Number of PUs 50 Average broadcast delay.

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Broadcast Design in Cognitive Radio Ad Hoc Networks by Yi Song, Jiang Xie

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