Báo cáo hóa học: " Research Article Capacity Versus Bit Error Rate Trade-Off in the DVB-S2 Forward Link" pot

... for the fact that the standard deviation of the scintillation is also dependent on the inten- sity of the rain attenuation. Within the remaining parts of this work the in uence of the size of the ... probabilities. 4.2. Error rate versus capacity trade-off This section presents the main results which are obtained when reducing the safety margins, in terms of...

Ngày tải lên: 22/06/2014, 19:20

... of Theorem 4 Proof. The proof is similar to the proof in Appendix A .The difference is that we have two sums in the integral instead of the product. Starting from the representation in (10), the difference ... Schur’s condition ∂R PF sum (c) ∂c 1 − ∂R PF sum (c) ∂c 2 = 1 K E  ρc 1 max 1≤l≤K w l 1+ρc 1 max 1≤l≤K w l  − 1 K E  ρc 2 max 1≤l≤K w l 1+ρc 2 max 1≤l≤K w l  ≤ 0. (...

Ngày tải lên: 21/06/2014, 23:20

... →0  |s/r| < ∞. The situation in the case of nonlocal boundary value problem is complicated by the fact that there are the inner points in the boundary conditions, in contrast to the “standard” boundary ... arise in the study of the steady-states of a heated bar with the thermostats, where the controllers at t  a and t  b maintain a temperature according...

Ngày tải lên: 21/06/2014, 11:20

... sequence in 0, 1. In the last ten years or so, there have been many nice papers in the literature dealing with the iteration approximating fixed points of Lipschitz strongly pseudocontractive mappings ... convergence result in 2, Theorem 3.1, 3, Theorem 3.1 and Corollary 3.3,and4, Theorems 3.2and3.3. 2 In contrast to the results in 7, Theorem 2,and8, Theorem 3....

Ngày tải lên: 21/06/2014, 11:20

... nonexpansive in the intermediate sense, then T has a fixed point. It is worth mentioning that the class of mappings which are asymptotically nonexpansive in the intermediate sense contains properly the class ... ν n . 1.23 Letting n → in 1.23,weobtainthatT n f → f. Since T is uniformly L-Lipschitz, we see that f  Tf. This completes the proof of the convexity of FT. From...

Ngày tải lên: 21/06/2014, 18:20

... 1.8 holds. 4. The Special Cases of Theorems 1.5 and 1.6 1 Taking a  3,b 1  a − 1  2 in Theorem 1.5 and c  6,d 1  c − 2  4 in Theorem 1.6 leads to the inequality 1.1. 2 Taking a  π/π ... We first process the proof of Theorem 1.5. Let x  sin t for x ∈ 0, 1, in which case the proof of Theorem 1.5 can be completed when proving that the double inequality b 1 a ≥ s...

Ngày tải lên: 21/06/2014, 20:20

... phenomena, for instance, in the theory of quasiregular and quasiconformal mappings 1–3, in the generalized reaction-diffusion theory 4, in the turbulent flow of a gas in porous medium and in the non-Newtonian fluid ... 8–20 and references therein for more general nonlinearities in the terms f and g which include the cases considered by them. The principal theorem...

Ngày tải lên: 21/06/2014, 20:20

... optimize the transmitting rate. This assumption can be found in [14], where the authors take into account intercell interference to constrain the subchannel transmitting powers. Note that one interesting ... left part of the figure), each terminal is able to transmit at a rate c i (ρ i ), which is the sum of the rates that the SS attains in its active subchannel subset (th...

Ngày tải lên: 21/06/2014, 22:20

... space F  R n . In order to obtain the general solution and prove the Hyers-Ulam stability of 1.1 in the space F  R n , one employs the n-dimensional heat kernel, that is, the fundamental solution of the ... fxBx, xAx. In addition, Jung 16 investigated Hyers-Ulam stability of 1.1 on restricted domains, and applied the result to the study of an interest...

Ngày tải lên: 22/06/2014, 02:20

... and reproduction in any medium, provided the original work is properly cited. 1. Introduction Metric spaces are playing an increasing role in mathematics and the applied sciences. Over the past two decades the ... 0, 1/3,thenT has a unique fixed point, say u, and T m is G-continuous at u. Proof. The proof follows from the previous theorem and the same argument used in Cor...

Ngày tải lên: 22/06/2014, 11:20