Báo cáo hóa học: " Research Article Distributed Cooperative Transmission with Unreliable and Untrustworthy Relay Channels" docx

... pages doi:10.1155/2009/740912 Research Article Distributed Cooperative Transmission wi th Unreliable and Untrustworthy Relay Channels Zhu Han 1 and Yan Lindsay Sun 2 1 Electrical and Computer Engineering ... hoc, and sensor networks. Cooperative transmission is also making its way into standards; for example, IEEE WiMAX standards body for future broadband wireless...

Ngày tải lên: 21/06/2014, 22:20

... m/s N = 20, λ m = 0.5, with proposed mobility model N = 20, λ m = 0.25, with proposed mobility model N = 20, λ m = 0.5, with bounced random walk N = 20, λ m = 0.25, with bounced random walk Time that ... protocol with widely used bounced random walk mobility model with a step size of l. We mean by bounced random walk that when the mobile nodes hit the boundary under random walk, t...

Ngày tải lên: 21/06/2014, 05:20

... the distributed encoding algorithm (g lobal merging algorithm) versus number of bits, R i with M = 5 (left) and number of nodes with R i = 3(right). where W (k) is the weight of Q D (k) and Pr[Q D (i) ] ... node and fusion node is noiseless and each node sends its quantized (Quantizer, Q i ) and encoded (ENC block) measurement to the fusion node, where decoding and localizat...

Ngày tải lên: 21/06/2014, 08:20

... Journal on Wireless Communications and Networking Volume 2010, Article ID 808797, 14 pages doi:10.1155/2010/808797 Research Article Distributed KDC-Based Random Pairwise Key Establishment in Wireless ... identifiers and its auxiliary node identifiers to V . V determines that it shares one of the root keys associated with U, and responds to U a challenge/response. U and V excha...

Ngày tải lên: 21/06/2014, 17:20

... square errors NE LKF with Δ 3 = 1.2 LKF with Δ 2 = 0.8 LKF with Δ 1 = 0.4 NE LKF with Δ 3 = 1.2 LKF with Δ 2 = 0.8 LKF with Δ 1 = 0.4 Figure 3: MSEs comparison between NE-DFRHF and three LRHKFs inside ... square errors NEEQ with Δ 3 = 1.2 EQ with Δ 2 = 0.8 EQ with Δ 1 = 0.4 (b) MSEs after EUI Figure 2: MSEs comparison between NE-DFRHF and three EQ-DFRHFs before and aft...

Ngày tải lên: 21/06/2014, 19:20

... Processing Volume 2009, Article ID 905185, 13 pages doi:10.1155/2009/905185 Research Article Distributed Cooperation among Cognitiv e Radios with Complete and Incomplete Information Lorenza Giupponi and Christian ... transmitters as p S j , j = 1, , N.PUsand SUs, both transmitters and receivers, are randomly and uniformly distributed in a circular coverage region of a prim...

Ngày tải lên: 21/06/2014, 20:20

... user performance, and has a loss of less than 1 dB at FER of 10 −2 for ρ i ≤−6dB. To show the behavior of a setup with random path losses, the elements ρ li of the path-loss vector are randomly gener- ated with ... Corporation EURASIP Journal on Wireless Communications and Networking Volume 2008, Article ID 390489, 15 pages doi:10.1155/2008/390489 Research Article Distributed...

Ngày tải lên: 21/06/2014, 22:20

... for M ∈{2, 3, ,20} and M ≥ G ∈{2,4, 8,12},where each point was obtained from 20000 trials and randomly generated matrices C 1 , C 2 ,andR xx . Note that even though the original EVESPA ( without improvement) ... element per line and column. Therefore, the columns of E −† H = QZ match those of Q to within scale and permutation and a straightforward estimation of B becomes  B = E s ...

Ngày tải lên: 21/06/2014, 05:20

... Tz. On the other hand, Bianchini and Grandolfi proved in 29 the following fixed point theorem. Theorem 3.2 Bianchini and Grandolfi 29. Let X, d be a complete metric space and let T : X → X ... Corporation Fixed Point Theory and Applications Volume 2011, Article ID 603861, 10 pages doi:10.1155/2011/603861 Research Article Q-Functions on Quasimetric Spaces and Fixed Point...

Ngày tải lên: 21/06/2014, 05:20

... invariant under T, f and g, T, f and T, g are Banach operator pairs on cent K {y 1 ,y 2 }, Ff and Fg are q-starshaped with q ∈ Ff ∩ Fg, f and g are continuous and T is asymptotically ... Chen and Li 5,Choetal.27, Khan and Akbar 22, 23, Pathak and Hussain 8,Schu28 and Vijayraju 2 are extended to the class of asymptotically f-pseudocontraction maps....

Ngày tải lên: 21/06/2014, 07:20