routing protocols for ad hoc wireless networks
Báo cáo hóa học: " Energy-Aware Routing Protocol for Ad Hoc Wireless Sensor Networks" pdf
... critical part of ad hoc wireless sensor networks EARP is well suited for sensor networks due to its ability to adapt to the environment and make routing decisions based on the Energy-Aware Routing Protocol ... University of California, Los Angeles, Calif, USA, 1999 [16] C E Perkins, E M Royer, S R Das, and M K Marina, “Performance comparison of two on-demand routing protocols for ad hoc networks, ” IEEE ... efficiency in routing protocols for wireless ad hoc sensor networks He presented some of his work at IEEE GLOBECOM ‘04 He was awarded the Outstanding MS Student Award by Wichita State University for his...
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Báo cáo hóa học: " Research Article Channel MAC Protocol for Opportunistic Communication in Ad Hoc Wireless Networks'''' doc
... Exponential Fade Duration We assume arbitrary distributions for both nonfade and fade durations As a special case, we consider fixed l for nonfade duration and exponentially distributed fade duration ... transmit, leading to even lower efficiency Hence, the exponential backoff of IEEE 802.11 is unsuitable for such ad hoc forwarding of packets, which is also shown in [36] Lastly, the fading channel leads ... improve the performance of ad hoc networks In this paper, we model and simulate Channel MAC and show that Channel MAC can achieve higher performance than IEEE 802.11 in distributed wireless networks...
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Báo cáo hóa học: " QoS Topology Control for Nonhomogenous Ad Hoc Wireless Networks" ppt
... Krunz, “CDMA-based MAC protocol for wireless ad hoc networks, ” in Proceedings of the 4th ACM Interational Symposium on Mobile Ad Hoc Networking and Computing (MobiHoc ’03), pp 153–164, Annapolis, ... before any node in the network runs out of its energy can, thus, be prolonged RELATED WORK There are some research works that have already been done on topology control for ad hoc wireless networks ... of wireless networks There are a lot more works on energy-efficient communication in ad hoc wireless networks, such as in [15, 16] Sing et al studied five different metrics of energy-efficient routing...
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security & quality of service in ad hoc wireless networks
... 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 1.5 Quality of service 1.6 Further reading ... 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 References Secure routing ... to ad hoc networks In my presentation in this book, I have assumed that the reader is familiar with basic computer security mechanisms as well as the well known routing protocols of ad hoc networks...
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the handbook of ad hoc wireless networks
... techniques in ad hoc wireless networks — part I Routing techniques in ad hoc wireless networks — part II Applications of ad hoc wireless networks Power management in ad hoc wireless networks Connection ... Power-Conservative Designs in Ad Hoc Wireless Networks Yu-Chee Tseng and Ting-Yu Lin Performance Analysis of Wireless Ad Hoc Networks Anurag Kumar and Aditya Karnik C oding for the Wireless Channel Ezio ... Reactive Routing for Wireless Mobile Ad Hoc Networks Ahmed M Safwat, Hossam S Hassanein, and Hussein T Mouftah 14 Hybrid Routing: The Pursuit of an Adaptable and Scalable Routing Framework for Ad Hoc...
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Báo cáo hóa học: " Research Article A Simulation Study: The Impact of Random and Realistic Mobility Models on the Performance of Bypass-AODV in Ad Hoc Wireless Networks" pdf
... pp 173–219, Addison-Wesley, Reading, Mass, USA, 2001 [2] D B Johnson, D A Maltz, and J Broch, “DSR: the dynamic source routing protocol for multi-hop wireless ad hoc networks, ” in Ad Hoc Networking, ... Ad- Hoc Networks, pp 120–124, June 2004 [5] F Bai, N Sadagopan, and A Helmy, “Important: a framework to systematically analyze the impact of mobility on performance of routing protocols for adhoc networks, ” ... Madsen, F H P Fitzek, and R Prasad, “Impact of different mobility models on connectivity probability of a wireless ad hoc network,” in Proceedings of the International Workshop on Wireless Ad- Hoc...
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Báo cáo hóa học: "Research Article A Random Ant-Like Unicast Routing Protocol for Wireless Ad Hoc Sensor Networks and Performance Evaluation" pdf
... distributed 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 ... efficiency of the routing protocols The traditional flooding routing protocols have the advantages that they normally have high success rate in finding the path to destination, however, flooding protocols ... the RAUR has much better performance In Table shows the energy usage for different protocols As can be seen, RAUR outperforms the other protocols EURASIP Journal on Wireless Communications and...
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Efficient core selection for multicast routing in mobile ad hoc networks
... acquire in mobile ad hoc networks There are many proposed protocol for multicast routing in mobile ad hoc networks, such as PUMA, ODMRP or MAODV In those protocols, PUMA (Protocol for unified multicasting ... FOR MULTICAST ROUTING IN MOBILE AD HOC NETWORKS GRADUATION THESIS Faculty of Information Technology Supervisor: Dr Dai Tho Nguyen HA NOI - 2010 -2- ABSTRACT There are many multicast routing protocols ... environment The motivation for this work comes from the challenges of mobile ad hoc networks to support reliable and efficient communication for distributed computing Mobile Ad Hoc networks present another...
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Báo cáo hóa học: "Research Article A Cross-Layer Routing Design for Multi-Interface Wireless Mesh Networks" pptx
... Metrics in WMNs Most of the routing protocols use “hop count” as the routing metric The minimum hopcount routing is not suitable for wireless networks because of dynamic wireless link quality characteristics ... acknowledgment Therefore, the ETX accounts for interference among the successive links of a path Although ETX does well in single-radio wireless ad hoc network, it does not perform well in multiradio and ... Conventional clients Wired connection Wireless connection Figure 1: Wireless Mesh Networks 2.1 Transmission Power Control Previous transmission power control schemes for ad hoc networks have focused on throughput...
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Báo cáo hóa học: " Research Article On Energy-Efficient Hierarchical Cross-Layer Design: Joint Power Control and Routing for Ad Hoc Networks" pdf
... Princeton, NJ, USA, March 2004 [21] H Mahmood and C Comaniciu, “Adaptive spreading/coding gains for energy efficient routing in wireless ad hoc networks, ” in Proceedings of the 61st IEEE Vehicular Technology ... H V Poor, Wireless Networks: Multiuser Detection in Cross-Layer Design, Springer, New York, NY, USA, 2005 [12] C Comaniciu and H V Poor, “QoS provisioning for wireless ad hoc data networks, ” ... Goldsmith and S B Wicker, “Design challenges for energy-constrained ad hoc wireless networks, ” IEEE Wireless Communications, vol 9, no 4, pp 8–27, 2002 [15] V Kawadia and P R Kumar, “A cautionary perspective...
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Báo cáo hóa học: " Research Article On Energy-Efficient Hierarchical Cross-Layer Design: Joint Power Control and Routing for Ad Hoc Networks" pptx
... Princeton, NJ, USA, March 2004 [21] H Mahmood and C Comaniciu, “Adaptive spreading/coding gains for energy efficient routing in wireless ad hoc networks, ” in Proceedings of the 61st IEEE Vehicular Technology ... H V Poor, Wireless Networks: Multiuser Detection in Cross-Layer Design, Springer, New York, NY, USA, 2005 [12] C Comaniciu and H V Poor, “QoS provisioning for wireless ad hoc data networks, ” ... Goldsmith and S B Wicker, “Design challenges for energy-constrained ad hoc wireless networks, ” IEEE Wireless Communications, vol 9, no 4, pp 8–27, 2002 [15] V Kawadia and P R Kumar, “A cautionary perspective...
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Empty cell management for grid based resource discovery protocols in ad hoc networks
... 1.1 The need for efficient resource discovery protocols in wireless ad hoc networks 1.2 The empty cell problem for grid based resource discovery protocols 1.3 ... geographic routing to data storage in sensor networks, the discovery of the resources shared is a vital feature of wireless ad hoc networks The performances of the grid based resource discovery protocols ... Introduction 1.1 The need for efficient resource discovery protocols in wireless ad hoc networks Recent years have seen the explosion of wireless devices due to an increased need for connectivity: cell...
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Báo cáo hóa học: " Delay-throughput analysis of multi-channel MAC protocols in ad hoc networks" ppt
... MAC protocols in ad hoc networks Research efforts in the field of access mechanisms for single-channel ad hoc networks have been extensive For example, a multiplicity of single-channel MAC protocols ... other protocols as well, such as MMAC, or periodic beaconing may be required for time synchronization, routing, etc For example, many routing protocols use broadcast messages to distribute routing ... 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...
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Báo cáo hóa học: " Research Article Interference-Aware Radio Resource Management for Local Area Wireless Networks" ppt
... scheduling algorithm where scheduling decisions are made based on system performance maximization instead of intracell performance maximization, as in for example, conventional PF scheduler The proposed ... path-loss, shadow fading, and frequency selective fading in decibels and SNRtarget is the SNR target in decibels, here set to 26 dBm Fractional power control is beneficial in reuse-1 networks for better ... discrimination for resource allocation in shared computer systems,” DEC Research Report TR-301, September 1984 [2] B Radunovi´ and J Y L Boudec, “Rate performance objecc tives of multihop wireless networks, ”...
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Báo cáo hóa học: "Research Article Comparison of Channel Estimation Protocols for Coherent AF Relaying Networks in the Presence of Additive Noise and LO Phase Noise Stefan Berger and Armin Wittneben" pptx
... Mudumbai, and U Madhow, “Distributed beamforming for information transfer in sensor networks, ” in Proceedings of the 3rd International Symposium on Information Processing in Sensor Networks (IPSN ... in MIMO relay networks, ” IEEE Transactions on Wireless Communications, vol 5, no 6, pp 1433–1444, 2006 A F Dana and B Hassibi, “On the power efficiency of sensory and ad hoc wireless networks, ” IEEE ... coefficients and to perform the phase synchronization scheme (for protocols B1 and B2) We plot the two extreme cases τ = NR and τ = and see that they lead to extremely different results for B2 and B1 This...
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báo cáo hóa học:" Research Article Secure Collision-Free Frequency Hopping for OFDMA-Based Wireless Networks" docx
... environment and can achieve high spectral efficiency For this reason, OFDMA has emerged as one of the prime multiple access schemes for broadband wireless networks [1, 2] However, OFDMA does not possess ... Sons V Tarokh, N Seshadri, and A Calderbank, “Space-time codes for high data rate wireless communication: performance criterion and code construction,” IEEE Transactions on Information Theory, vol ... performance of the proposed schemes under jamming interference over frequency selective fading environments First, the system performance in jamming-free case is analyzed Second, the system performance...
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Báo cáo hóa học: " Research Article Analytical SIR for Self-Organizing Wireless Networks" pptx
... SIR for different values of cell radius Cdf 0.02 0.5 Inbuilding obstructed Outdoor shadowed urban area 0.4 0.3 0.2 0.1 −20 −10 configuration example for ad hoc networks The accessability radius, ... propagation models for mobile ad hoc NETworks (MANET) in urban area environment,” in Proceedings of the 2nd International Conference on Wireless Broadband and Ultra Wideband Communications (AusWireless ... fading This model is particularly important in studying the performance of selforganizing self-configuring networks For the interference scenario described in the system model, the path loss for...
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Báo cáo hóa học: " Research Article On Coverage and Capacity for Disaster Area Wireless Networks Using Mobile Relays" docx
... efficient routing in ad hoc disaster recovery networks, ” Ad Hoc Networks, vol 1, no 4, pp 405–421, 2003 [7] Y Shibata, Y Sato, N Ogasawara, and G Chiba, “Ballooned wireless mesh network for emergency ... integrating lowpower, wireless vital sign sensors, and PC-class systems In addition, Zussman and Segall propose to construct an ad hoc network of wireless smart badges in order to acquire information from ... algorithm for base station placement in wireless sensor networks, ” in Proceedings of the 4th Annual IEEE Communications Society Conference on Sensor, Mesh and Ad Hoc Communications and Networks...
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Báo cáo hóa học: " Research Article Subcarrier Group Assignment for MC-CDMA Wireless Networks" doc
... path-loss channel Therefore, in this paper, interference-based assignment for MC-CDMA multicell networks is proposed While there exists some limited work on MC-CDMA for multicell networks in the literature ... constraints for FPA and WFPA (BCRGA in use) where the throughput performance for code-limited scenarios at low load (i.e., K = 16) approaches that of the unlimited case since, at low load, most ... better performance at low load while BCRGA demonstrates superior performance at high load as shown in Figure 12 5.4 Discussions As discussed above, results show a large decline in performance...
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