Báo cáo hóa học: " Research Article Experimental Evaluation of the Usage of Ad Hoc Networks as Stubs for Multiservice Networks" ppt

... Networking Volume 2007, Article ID 62967, 14 pages doi:10.1155/2007/62967 Research Article Experimental Evaluation of the Usage of Ad Hoc Networks as Stubs for Multiservice Networks Miguel Almeida, ... [25] and ADMR [26]aremul- ticast ad hoc routing proposals that reduce the overhead of maintenance of the multicast tree in the ad hoc network...

Ngày tải lên: 22/06/2014, 19:20

... correlated. The only method to increase the number of realizations is to increase the measurement area, but this would lead to undesired large-scale fading effects. 3.3. Measured channels The method of ... leading to Rician distributed flat fading channels. The Rician K factor [27]wasestimatedtobeK = 2.9. (The Rician K factor is defined as the relation between the energy of...

Ngày tải lên: 22/06/2014, 06:20

... attention to their study and numerical treatment see for instance 2–15 for the classical methods and recent results. Among the main advantages of our numerical method as opposed to the classical ... that this basis satisfies similar 4 Fixed Point Theory and Applications properties to the ones for the one-dimensional case: for instance, the sequence of projections...

Ngày tải lên: 21/06/2014, 10:20

... e 1−p/4  ≥ 1,t≥ t 1  1. 2.28 Therefore, J  t   1 − δ  t  ≤ 0,t≥ t 1  1. 2.29 By virtue of the continuity of Jt and the theorem of the intermediate values, there is a constant t 1 <  T ... In recent years, the problem has attracted a great deal of people. Lions 6 used the theory of maximal monotone operators to solve the existence of solution of...

Ngày tải lên: 21/06/2014, 11:20

... evaluate the impact of each mobility model on the performance of the Bypass-AODV as well as the original AODV. (1) The routing overhead ratio is the ratio of the amount in bytes of control packets ... search for a bypass to L. Neighbors of K will receive the RREQ and rebroadcast it to their neighbors. Assuming the new distance between K and L is 2 hops; L wil...

Ngày tải lên: 21/06/2014, 11:20

... contradiction. This completes the proof of Theorem 2.3. Remark 2.4. For the special case ky  y   β , y α gt  y α , Theorem 2.3 has been proved by Tunc¸ 25. Our results include the ... 0, 2.4 which is a contradiction. This completes the proof of Theorem 2.1. Remark 2.2. For the special case ky  t  y  g 1 t β , hygt  y α gt, Theorem 2.1 h...

Ngày tải lên: 22/06/2014, 02:20

... we use the following notations. By Z p we denote the ring of p-adic rational integers, Q denotes the field of rational numbers, Q p denotes the field of p-adic rational numbers, C denotes the complex ... 1.50045i employing numerical method in the field of research of the E n,q,w (x)toappearinmathe- matics and physics. The reader may refer to [11, 14–16] for the de...

Ngày tải lên: 22/06/2014, 18:20

... all associations are not assigned the C-load shares. Further on we refer an association without the assigned lo ad share as to the fresh association and an association with the assigned load share ... L-region. The proof of the above fairness criterion resembles the proof of a similar theorem in [11] and is omitted for the rea- son of limited space. 3.3. The algo...

Ngày tải lên: 22/06/2014, 19:20

... and smaller as the difference between the pow- ers of the first and second path increases. The reason is that in these circumstances the smearing effect reduces and the parameters of the strongest ... Figure 5. The dependence of the system performance on the num- ber of antennas is shown in Figure 6. As expected, the estima- tion accuracy improves as P increas...

Ngày tải lên: 22/06/2014, 19:20