Báo cáo hóa học: " Research Article Effects of Carrier Frequency Offset, Timing Offset, and Channel Spread Factor on the Performance of Hexagonal Multicarrier Modulation Systems" doc

... pages doi:10.1155/2009/802425 Research Article Effects of Carrier Frequency Offset, Timing Offset, and Channel Spread Factor on the Perfor mance of Hexagonal Multicarrier Modulation Systems KuiXuandYuehongShen Institute of ... modulation systems. Furthermore, effects of CFO, TO, and channel spread factor on the performance of SINR in...

Ngày tải lên: 21/06/2014, 22:20

... design and examine the performance of this scheme in the presence of a realistic and practical channel estimation algorithm and with the use of powerful LDPC codes. The acquisition of channel state ... more samples than the normalized channel length, some of them will only contain noise, and thus these samples will degrade the channel estimation perfor...

Ngày tải lên: 21/06/2014, 11:20

... 2.16 as the square root of the standard diffusion equation 2.6.Itisanotherwaytoview the possible interpolations between the hyperbolic operator of the wave equation and the parabolic one of the ... that the exploration of the associated dynamics and solutions is a task to be fulfilled. On the other hand, it is an open issue to analyze the relation of t...

Ngày tải lên: 21/06/2014, 05:20

... output of the interpolation filter is given by (13). The timing recovery control loop operates in two separate modes: the acquisition mode, and the tracking mode. In the acquisition mode the timing ... duration of the half amplitude of the isolated transition response). During the simulations, the initial time phase was assumed to be 0.8T, and a 140-bit preamb...

Ngày tải lên: 21/06/2014, 05:20

... Q p ,andC p will respectively denote the ring of rational integers, the field of rational numbers, the ring p-adic rational integers, the field of p-adic rational numbers, and the completion of the ... generating function related to the q-Bernoulli numbers and q-Bernoulli polynomials and give a new construction of these numbers and polynomials related to the se...

Ngày tải lên: 21/06/2014, 07:20

... is to consider the problem of finding a common element in the solution set of equilibrium problems and in the fixed point set of a strictly pseudocontractive mapping. Strong convergence of the purposed ... 2.6. Theorem 2.5 is generalization of Theorem TT. To be more precise, we consider a pair of bifunctions and a strictly pseudocontractive mapping. Let T : C → C be a k-...

Ngày tải lên: 21/06/2014, 07:20

... approximating a common element of the set of fixed points of a nonexpansive nonself mapping and the set of solutions of the equilibrium problem and obtained a strong convergence theorem in a real ... 2α. They proved that the sequence {x n } defined by 1.17 converges strongly to common element of the set of fixed points of a nonexpansive mapping and the set o...

Ngày tải lên: 21/06/2014, 07:20

... amplitudes of the respective DOF as a funct ion of ω and the elements of F are the amplitudes of the force, again depending on ω, acting at location and in direction of the corresponding DOF. Since the ... link referred in Section 4.2). Results show that the frequency content of sounds depend on the location of excitation and on the resolution of...

Ngày tải lên: 21/06/2014, 08:20

... suppression, cancellation, equalization, modulation, detection, estimation, coding, and synchronization. The study of the varying spectral content of such signals is possible through two-dimensional functions ... which inspire new measures for estimation of signal information and complexity in the TF plane, include the CTs’ suppression, concentration and resolution of a...

Ngày tải lên: 21/06/2014, 08:20

... such spaces under the name of cone metric spaces but went further, defining convergent and Cauchy sequences in the terms of interior points of the underlying cone. These and other authors see, ... spaces of 7 to tvs-valued cone metric spaces can be obtained only in the case of nonnormal cones. In the present paper we develop further the theory of topological vect...

Ngày tải lên: 21/06/2014, 11:20