8—factored shear in slab systems with beams
Báo cáo hóa học: " Resource allocation for maximizing outage throughput in OFDMA systems with finite-rate feedback" docx
... Electronics Engineering and Computer Science, Peking University, Beijing, China 2School of Electronic and Information Engineering, Beihang Page of 10 University, Beijing, China 3School of Engineering, ... loading using order mapping in OFDM systems with limited feedback IEEE Signal Process Lett 15, 545–548 (2008) 18 C Chen, L Bai, B Wu, J Choi, Downlink throughput maximization for OFDMA systems with ... and in particular, E X [·] denotes that with respect to X Page of 10 1.1 Overview We continue the introduction with a brief review of related work in Section 1.2 Section outlines the downlink...
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Báo cáo hóa học: " Preamble and pilot symbol design for channel estimation in OFDM systems with null subcarriers" pdf
... symbols minimizing the frequency-domain channel estimate MSE and are in general more preferable than pilot symbols minimizing the time-domain channel estimate MSE Pilot symbols minimizing the ... optimize the remaining pilot symbols Similarly, for the ith iteration, after removing subcarriers corresponding (i) to Nr minimum power, we optimize pilot power for the remaining set again with SDP When ... h2 in (23) or h∞ in (25) under the constraint (26) We first consider the minimization h2 The optimal power distribution can be obtained by minimizing the squared h in (23) with respect to l...
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Báo cáo hóa học: " Joint Frequency Ambiguity Resolution and Accurate Timing Estimation in OFDM Systems with Multipath Fading" doc
... The main steps in obtaining (12) are outlined in the appendix As vI and τ are integers, the estimation range of the normalized IFO vI is in [0, N − 1] and the search range of timing τ is in [0, ... Chengdu, China, in 1994 and the M.S degree from the Guilin University of Electronic Technology, Guilin, China, in 2002 He received the Ph.D degree in information and communication engineering from ... degree in electronic engineering from Guilin University of Electronic Technology, Guilin, in 1986, and the M.S and Ph.D degrees in electronic engineering from Xidian University, Xi’an, in 1992...
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Báo cáo hóa học: " Downlink Channel Estimation in Cellular Systems with Antenna Arrays at Base Stations Using Channel Probing with Feedback" doc
... transmitted power during the K probings Inserting (43) into (42), we obtain that in the case of using optimal orthogonal weighting matrices, the expression for optimal weighting coefficients can ... one can compensate for this effect by increasing the total transmitted power in the probing mode Another interesting observation is that the error in (23) is independent of the channel realization ... condition on optimal probing matrices Using (36), we obtain that in the optimal probing case, W Since tr{Rh } > 0, we see from (26) that JSLS is a monotonically increasing function of JLS Note...
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Fluid transients in complex systems with air entrainment
... typical pumping systems with air entrainment is presented In Chapter 6, experiment study of the check valve performances in fluid transient with air entrainment is provided Finally, in Chapter ... occurs in several types of hydraulic systems (cooling water systems, long pipelines with high points, oil pipelines, etc.) Dissolved gas is an important consideration in sewage water lines and ... conditions In short, air always presents in a pressurized pipeline The pockets of air accumulating at a high point can result in a line restriction which increases head loss, extends pumping cycles...
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Mass Transfer in Multiphase Systems and its Applications Part 8 doc
... transfer in the interface, and then the Marangoni instability could be induced by the gradient in the mass transfer device with continuous liquid phase Therefore, the packed-bed absorber with continuous ... section of between real line and dotted line can be regarded as a cellular convection in the interface Since the concentration in the thinner region is higher than that in the thicker region, the ... disturbance to the interface, and the interfacial instability is promoted Furthermore, the solute diffuses from interface to bulk liquid B, and then the interfacial tension at point S increases with the...
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Báo cáo hóa học: " Boundedness and Lagrange stability of fractional order perturbed system related to unperturbed systems with initial time difference in Caputo’s sense" ppt
... growing motions with initial time difference Problems Nonlinear Anal Eng Syst 1, 50–66 (2000) 19 Yakar, C: Strict Stability Criteria of Perturbed Systems with respect to Unperturbed Systems in ... equation with Caputo’s derivative that differs in initial position and initial time with respect to the unperturbed fractional order differential equation with Caputo’s derivative has been investigated ... both in initial position and in initial time [2,12-20] In this work, we have dissipated this complexity and have a new comparison result that again gives the null solution a central role in the...
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Báo cáo hóa học: " Changes in the criticality of Hopf bifurcations due to certain model reduction techniques in systems with multiple timescales" pdf
... 35 Braaksma, B.: Singular Hopf bifurcation in systems with fast and slow variables J Nonlinear Sci 8, 457–490 (1998) 36 Guckenheimer, J.: Singular Hopf bifurcation in systems with two slow variables ... coupled cells where such intrinsic transient dynamics might play a role in forming new attractors In many physiological models, we are interested in the onset of oscillations, i.e in the existence and ... variables In calcium models, the total calcium concentration might also be included in the slow variables n By taking the singular limit ε → in (3), we obtain the layer problem, which possesses, in...
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Báo cáo hóa học: " Research Article Signal Processing by Generalized Receiver in DS-CDMA Wireless Communication Systems with Optimal Combining and Partial Cancellation" docx
... combining scheme for 1-D signal modulations in multipath fading channel At GR discussed in [19], the N diversity branches are split into 2N in- phase and quadrature subbranches Then, the GR with ... DS-CDMA systems discussed, for example in [20] With this result, a reasonable PCF can quickly be determined without using any time-consuming Monte Carlo simulations It is worth mentioning that ... selection/maximal ratio combining and synchronous DS-CDMA, and recall the main functioning EURASIP Journal on Advances in Signal Processing principles of GR We carry out the performance analysis in Section where...
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Advances in Measurement Systems Part 8 pptx
... light intensity It is well-known that physiological response to changes in light intensity is an important factor determining alteration in photosynthetic activity of microalgae in nature In general, ... Bioengineering, 83, 303–311 Error analysis and simulator in cylindrical nearfield antenna measurement systems 289 12 X Error analysis and simulator in cylindrical near-field antenna measurement systems ... algorithm The influence of the inaccuracies on the final results is evaluated by introducing random and systematic sources of errors and then, analyzing the variations produced in the principal far-field...
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Báo cáo hóa học: " Research Article Application of the Subordination Principle to the Harmonic Mappings Convex in One Direction with Shear Construction Method" pot
... exist points zn converging to z and zn converging to z −1 such that lim Re ψ zn Sup Re ψ z , lim Re ψ zn Inf Re ψ z n→∞ |z|
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Báo cáo hóa học: " Research Article Uplink Cross-Layer Scheduling with Differential QoS Requirements in OFDMA Systems" docx
... Networking the cross-layer approach for wireless resource allocation in multiaccess and broadcasting queueing systems, respectively Specifically, in order to collect all the parameters together in ... scheduling in [9] In [10], Mandelbaum and Stolyar extended this method to the continuous strictly increasing convex function of the queue length and proved the optimality of C − μ law scheduling ... system with multiple wireless interfaces [13] In [14], Fu et al solved the dual problems of maximizing expected throughput given limited energy and of minimizing expected energy given the minimum...
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Báo cáo hóa học: " Research Article Resource Allocation in MU-OFDM Cognitive Radio Systems with Partial Channel State Information" potx
... multiuser OFDM cognitive radio systems, ” in Proceedings of the 2nd International Conference on Communications and Networking in China (ChinaCom ’07), pp 115–119, Shanghai, China, August 2007 [16] Y ... in Section and the main findings are summarized in Section System Model We consider the problem of allocating resources on the downlink of an MU-OFDM CR system with one base station (BS) serving ... unconstrained binary quadratic programming problem,” BioSystems, vol 78, no 1−3, pp 99–118, 2004 [27] P Merz, “On the performance of memetic algorithms in combinatorial optimization,” in Proceedings...
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Báo cáo hóa học: "Research Article Performance of Coded Systems with Generalized Selection Diversity in Nakagami Fading" docx
... B Adinoyi and S A Al-Semari, “Performance of coherent schemes with generalized selection combining in Rayleigh fading,” in Proceedings of the 12th IEEE International Symposium on Personal, Indoor ... GSC with different number of diversity orders in Nakagami fading with m = Figure 1: Cutoff rate of coded GSC with M = and different number of selected diversity branches in Nakagami fading with ... convolutionally coded GSC with M = in Nakagami fading with m = (solid: bound, dashed: simulation) Figure 4: Bit-error probability of convolutionally coded GSC with M = in Nakagami fading with m = 0.75 (solid:...
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Báo cáo hóa học: " Research Article Existence Result for a Class of Elliptic Systems with Indefinite Weights in R2" doc
... Combining a generalized linking theorem introduced by Kryszewski and Szulkin 12 and Trudinger-Moser inequality, we prove an existence result for problem P The paper is organized as follows In ... problem in R2 involving critical growth,” Nonlinear Analysis: Theory, Methods & Applications, vol 56, no 5, pp 781–791, 2004 12 W Kryszewski and A Szulkin, “Generalized linking theorem with an ... centered at the origin of radius 1/2 The existence of a nontrivial solution was obtained by using a generalized linking theorem As it is well known in dimensions N ≥ 3, the nonlinearities are required...
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Báo cáo hóa học: " Research Article Reverse Link Outage Probabilities of Multicarrier CDMA Systems with Beamforming in the Presence of Carrier Frequency Offset" doc
... beamforming model described in Section 2.2 Assume that there are Kn interfering users within the mainlobe having a unit antenna gain with the probability B, and K − Kn − interfering users within the ... asynchronous MC-CDMA systems in a correlated Rayleigh fading channel,” in Proceedings of the International Conferences on Info-Tech and Info-Net (ICII ’01), vol 2, pp 448–452, Beijing, China, October-November ... MC-CDMA with beamforming in the presence of CFO is presented in Section The effect of impairments in beamforming is investigated in Section Numerical results are presented and discussed in Section...
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Báo cáo hóa học: " Performance of Asynchronous MC-CDMA Systems with Maximal Ratio Combining in Frequency-Selective Fading Channels" docx
... this problem by transforming the subcarrier-domain integration in (12) into a path-domain integration This will be elaborated in the next section 2.3 Time- and frequency-domain equivalence of MRC ... analysis of MRC receivers for MC-CDMA systems in fading channels,” in Proc International Conferences on Info-Tech and Info-Net (ICII ’01), vol 2, pp 560–565, Beijing, China, October 2001 [12] Q Shi and ... Electronic Engineering (EEE) in Nanyang Technological University, Singapore Her research interests include channel modeling for MCM systems, performance analysis of MC-CDMA, diversity combining Yong Liang...
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Intelligent Control Systems with LabVIEW 8 ppt
... programming for drug discovery in the pharmaceutical industry [10] W.B Langdon and S.K Barrett employed genetic programming while working in conjunction with GlaxoSmithKline (GSK) They were invited ... constrained due to the form of tree, the branches are the ones that are modified 5.13 Industrial Applications Some interesting applications of genetic programming in the industry are mentioned here In ... Programming Genetic programming is a computing method, which provides a system with the possibility of generating optimized programs or computer codes In genetic programming IF-THEN rules are coded into...
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Validation of Communications Systems with SDL phần 8 pps
... state machine in part1 into two parts, one in part1 and the other in part1 2, as illustrated in Figures 7.28 and 7.29 E Insert four decisions in part1 as illustrated in Figure 7.28 F Insert one ... arrives (E1 in the MSC), dispatch in B creates an instance of DLC, which transmits a v76frame containing a UA; reaching dispatch in A, the v76frame should have been transmitted to the instance of ... containing signal L DataReq, as shown in Figure 7.33 D Save the SDL model 7.3.6 Two minutes to detect missing input L ReleaseReq and answer DM This time we will limit the input port length to instead...
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Báo cáo lâm nghiệp: "Influence of cross section dimensions on Timoshenko’s shear factor – Application to wooden beams in free-free flexural vibration" ppsx
... 2) Note that the influence of the cross section ratio increased with the frequency rank, in agreement with the fact that the shear influence increases with the rank Equation (1) indeed implies ... elasticity and the shear modulus of wooden beams The shear modulus can thus be calculated using the shear factor that Timoshenko included in his specific model of vibrating beams This model is ... the shear effect and rotary inertia into account The combined effects of shear deformation and rotary inertia are indeed not negligible when the length to height ratio of the beam is within the...
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