Báo cáo hóa học: " Research Article Random Field Estimation with Delay-Constrained and Delay-Tolerant Wireless Sensor Networks" pptx

... on Wireless Communications and Networking Volume 2010, Article ID 102460, 13 pages doi:10.1155/2010/102460 Research Article Random Field Estimat ion with Delay-Constrained and Delay-Tolerant Wireless ... of random field estimation with wireless sensor networks. We consider two encoding strategies, namely, Compress -and- Estimate (C&E) and Quantize -and-...

Ngày tải lên: 21/06/2014, 17:20

... Corporation EURASIP Journal on Wireless Communications and Networking Volume 2010, Article ID 910695, 10 pages doi:10.1155/2010/910695 Research Article TreeBasedProtocolforKeyManagementin Wireless Sensor Networks M ... geographical location of sensor nodes. However, knowing the geographical location of nodes is not guaranteed with random deploy- ment. Eschenauer and Glig...

Ngày tải lên: 21/06/2014, 11:20

... Journal on Wireless Communications and Networking Volume 2010, Article ID 642531, 15 pages doi:10.1155/2010/642531 Research Article A High-Accuracy Nonintrusive Networking Testbed for Wireless Sensor ... the dynamics of wireless communications, the frequent failures of sensor nodes and the variety of the applications for wireless sensor networks. Some testbeds or test...

Ngày tải lên: 21/06/2014, 17:20

... WSNHA- LBAR, LAR, and AODVjr in Scenario 1 with 1 pair of source/destionation, Scenario 2 with 2 pair of source/destination, Scenario 3 with 3 pairs of source/destination, and Scenario 4 with 4 pairs ... Sankarasubramaniam, and E. Cayirci, Wireless sensor networks: a survey,” Computer Networks, vol. 38, no. 4, pp. 393–422, 2002. [2] C. Reinisch, W. Kastner, G. Neugschwandtne...

Ngày tải lên: 21/06/2014, 05:20

... set BO = 3andweallocate SO = 0 to clusters with 8 sensors, SO = 1toclusterswith 16 sensors, SO = 2toclusterswith32sensors,andSO = 3 Hindawi Publishing Corporation EURASIP Journal on Wireless Communications ... cluster with 40 sensors and SO = 1, and p MAC = 0.13 in the cluster with 32 sensors and SO = 0. This means that the best performance is achieved when a good balance betwee...

Ngày tải lên: 21/06/2014, 11:20

... Journal on Wireless Communications and Networking Volume 2010, Article ID 751520, 13 pages doi:10.1155/2010/751520 Research Article Low-Complexity One-Dimensional Edge Detection in Wireless Sensor ... normalize, sensor SNR by sensor SNR, D = D(SNR sensor , p, N)by D rand (N). In this way, the normalized distance D/D rand , denoted as D norm = D norm (SNR sensor , p, N),...

Ngày tải lên: 21/06/2014, 17:20

... Corporation EURASIP Journal on Wireless Communications and Networking Volume 2010, Article ID 926420, 10 pages doi:10.1155/2010/926420 Research Article An Energy-Efficient MAC Protocol in Wireless Sensor Networks: A ... P i and P i as the payoff for player 1 and 2 when they are listening, P s and P s when they are transmitting a data packet successfully, P f and P f EURASI...

Ngày tải lên: 21/06/2014, 17:20

... Guru, S. K. Halgamuge, and S. Fernando, “Particle swarm optimisers for cluster formation in wireless sensor networks,” in Proceedings of the Intelligent Sensors, Sensor Networks and Informat ion Processing ... number (composite TD and TR links) (d) Figure 6: Snapshot of channel profile for N = 128 in the (a) TR link and (b) TD link and channel gain per cost profile (length of 2N...

Ngày tải lên: 21/06/2014, 17:20

... 1···N r will be readjusted with R g . Assuming that the gateway is placed at R j , the traffic demand value of R j and all its neighbors within (R g − 1) hops away will be set as 0, and the value of R j ’s ... 2010, Article ID 368423, 12 pages doi:10.1155/2010/368423 Research Article On Optimizing Gateway Placement for Throughput in Wireless Mesh Networks Ping Zhou, 1 Xudong Wang,...

Ngày tải lên: 21/06/2014, 18:20

... system with random CFO in [0, 1] and random I/Q mismatch which is uniformly distributed in [0, 1] dB for gain mismatch and [0, 4 ◦ ]forphase mismatch. System performance versus SNR for coded and ... 8: BER at different SNRs in coded system with random CFO in [0, 1] and random I/Q mismatch which is uniformly distributed in [0, 1] dB for gain mismatch and [0, 4 ◦ ] for phas...

Ngày tải lên: 21/06/2014, 20:20