Báo cáo sinh học: " Research Article Spectrally Efficient OFDMA Lattice Structure via Toroidal Waveforms on the Time-Frequency Plane" doc

... Journal on Wireless Communications and Networking Conten- tion Contention-free Beacon Utilized slot Slot indication On- demand reservation:Fixed/dynamic reservation: Conten- tion Contention-free Figure ... (13). The duration of the wake- up tone (t TONE ) i s determined according to the clock drift (ε), the rate of frame receptions containing synchronization information, and the...

Ngày tải lên: 21/06/2014, 11:20

... find the sufficient condition when the approximation is relevant. The proposed result allows rejecting the previously used limited regime and considers the proportional differentiated admission control under ... experiments with the proposed method. Section 5 is a brief conclusion. 2. Problem Statement Let us consider the concept of admission control inspired in the framework of p...

Ngày tải lên: 21/06/2014, 05:20

... Section 2 formulates the mathematical data model of EmVS array. Section 3 develops the proposed EmVS-PM. Section 4 presents the simulation results to verify the efficacy of the EmVS-PM. Section 5 concludes ... major computational costs involved in the three algorithms are the calculation of the corresponding propagator and correlation matrix, and the numbers of multiplications...

Ngày tải lên: 21/06/2014, 05:20

... Section 4 presents the results of the multicomponent signal IF estimation using the proposed method, and then compares them with the results obtained with the ICI-based method. The conclusion is ... com- ponent classification procedure groups the components from the second stage of the algorithm based on the minimum distance between any pair of components. If two componen...

Ngày tải lên: 21/06/2014, 07:20

... X m,i  ⎤ ⎦ . 1.6 The convergence of f n ω in a sense L 1 convergence, convergence in probability, or almost sure convergence is called the Shannon-McMillan theorem or the entropy theorem or the asymptotic ... equipartition property AEP in information theory. The Shannon-McMillan theorem on the Markov chain has been studied extensively see 2, 3. I n the recent ye a...

Ngày tải lên: 21/06/2014, 05:20

... are extracted one by one using a technique called deflation [36]. As such, one single waveform q j is estimated via second order statistics, the source s j is estimated via the convolution of the corresponding ... to the other methods is not that pronounced as on datasets containing several distinct waveforms. The results show, however, that HBBSD is robust to violations of t...

Ngày tải lên: 21/06/2014, 09:20

... more details the reader is referred to 5–10 and the references therein. The BVPs on the half-line arise naturally in the study of radial solutions of nonlinear elliptic equations and models ... v 2  ∞ . 4.8 So, A is indeed a contraction. The Banach contraction mapping principle yields the uniqueness of positive solution to BVP 1.1. 5. Examples Example 5.1. Consider the...

Ngày tải lên: 21/06/2014, 11:20

... exist, and they give rise to many applications see 2. Not only the new theory of the so-called “dynamic equations” unifies the theories of differential equations and difference equations but also ... is defined on T × R n .Wegivesufficient conditions under which every solution x of this equation satisfies one of the following conditions: 1 lim t →∞ x Δ n−1 t0; 2 there exist cons...

Ngày tải lên: 21/06/2014, 05:20

... the parameters estimation of multicomponent CPS. The reason for Figure 2(b) showing one peak is that the amplitudes for the two components are different: one is 2 and the other is 1.5, which is ... based on the IHMPT is discussed in Section 4; the results for simulated and measured data are given in Section 5; Section 6 is the conclusion for the paper. 2. Cubic Phase Signal...

Ngày tải lên: 21/06/2014, 05:20

... Rzone Count Represents the total number of unsuccessful transmission under the condition of the corresponding R Success Records the number of successful transmission under the condition of the different ... location-aided routing (the smaller zone is named the “request zone” in this paper). However, two problems remain to be overcome. The first is the definition and calculatio...

Ngày tải lên: 21/06/2014, 05:20