Báo cáo hóa học: "Research Article PAPR and the Density of Information Bearing Signals in OFDM" docx

... the information set and the compensation set.Given asetofcoefficientsforthetonesintheinformationset, coefficients are chosen for tones in the compensation set, so that the peak value of the combined ... Article ID 561356, 9 pages doi:10.1155/2011/561356 Research Ar ticle PAPR and the Density of Information Bearing Signals in OFDM Holger Boche and Brendan Fa...

Ngày tải lên: 21/06/2014, 05:20

... seen, the results of the UMTS link offer the worse results, due to the delay of the operator’s network and the bandwidth limited by the radio coverage and the available resources in the cell. The ... via the VANET or through the Internet using NEMO. Figure 2: Prototype vehicles used in the field experiments. x of MRs in the mobile network, the numbe...

Ngày tải lên: 21/06/2014, 08:20

... obtained the existence of solutions for the BVP 1.1–1.3 by using a nonlinear alternative of Leray-Schauder type. For other related results, one can refer to 3–5 and the references therein. Recently, ... 1, 2, 3, 4 and at least one of them is strict. Let X  C0, 1. Then X, · is a Banach space, where ·is defined as usual by the sup norm. Our main result is the f...

Ngày tải lên: 21/06/2014, 11:20

... constraint in (16) are convex, the mutual information constraint is not. However, by slightly relaxing the problem, we can make the mutual information constraint convex. Instead of restricting ourselves ... point well-approximates the K-S point, then it may approximate the desirable properties of the K-S solution. So, we examine the solution point S ∗ in terms of...

Ngày tải lên: 21/06/2014, 20:20

... 15–17 in a case of one mapping. 2. Preliminaries Throughout this paper, we always assume that X is a real Banach space. We denote by FT and DT the set of fixed points and the domain of a mapping ... prove the weak and strong convergences of the implicit iterative process 1.2 to a common fixed point of T and I. All results presented here generalize and exten...

Ngày tải lên: 21/06/2014, 20:20

... along the frequency rate law of the signal, and the peak of the CPF yields the estimate of the frequency rate. The initial frequency and amplitude can be obtained by the dechirp technique and fast ... threshold of the algorithm as the interception point between the two limiting behaviors corresponding to the two cases of high and low SNR, obtaining t...

Ngày tải lên: 21/06/2014, 22:20

... solution of semilinear impulsive periodic system 1.1 is introduced. The new Poincar ´ e operator P is constructed and the relation between T 0 -periodic PC-mild solution and the fixed point of Poincar ´ e ... and only if P has a fixed point. Proof. Suppose x·x·  T 0 , then x0xT 0 Px0. This implies that x0 is a fixed point of P. On the other hand, if Px 0 ...

Ngày tải lên: 21/06/2014, 23:20

... to construct the remaining global check nodes in the dotted part of the matrix. The local and the global check nodes shown in the first and fifth rows of the H-matrix are used in the previous examples. ... symbol participating in the ith check node and the value of H i,j is chosen from the nonzero elements of Z M . In the remaining subsections, we...

Ngày tải lên: 21/06/2014, 23:20

... under the hierar- chical configuration, there is a marginal increase in the mon- itoring delay and negligible increase in the actuation delay as the number of applications in the system increase. These ... responsible for maintaining the spacecraft within the specified orbit. The science applications are responsible for collecting science data, compressing and storin...

Ngày tải lên: 22/06/2014, 00:20

... illumination changes, shadows, moving branches in the background, the size and amount of objects in the scene, and different weather condition. Further insight into the particular advantages and disadvantages ... check only whether a centroid lies inside an area or not. Criteria based on the distance from the centroid of one object to the edge of the bounding bo...

Ngày tải lên: 22/06/2014, 00:20