Báo cáo hóa học: " Downlink Channel Estimation in Cellular Systems with Antenna Arrays at Base Stations Using Channel Probing with Feedback" doc

... Hindawi Publishing Corporation Downlink Channel Estimation in Cellular Systems with Antenna Arrays at Base Stations Using Channel Probing with Feedback Mehrzad Biguesh Department of Communication ... 2, LMMSE estimation (optimum probing) L = 4, LS estimation (orthogonal probing) L = 4, SLS estimation (orthogonal probing) L = 4, LMMSE estimation (o...

Ngày tải lên: 23/06/2014, 01:20

... estimated with the blind tech- niques are only accurate enough for identifying the di- rect path, but not good enough for interpolation. (ii) Increasing the sampling rate. The higher the sampling rate, ... performance. This indicates that taking it into a ccount in the sig nal model is an effective way in dealing with re- verberation. Comparing the MCCC, AMC, and fusion algo- rithms w...

Ngày tải lên: 22/06/2014, 23:20

... factors: big windows may contain ridges with high curvature, causing difficulty in the estimation of distances; if small windows are used, there are too few ridges within a window to estimate the ridge ... of minutiae, the most prominent being ridge endings and ridge bifurcations [2]. A critical step in automatic fingerprint matching is to extract minutiae automatically and reliably from...

Ngày tải lên: 23/06/2014, 01:20

... artery (PCA) [34]. In the remaining five rats in the parecoxib group, we found relatively large infarcts involving the lat- eral aspect of the right striatum and varying parts of the overlaying neocortex. ... CATAAGCCAACAAGTGGTATTCTC TGTTTGGGATCCACACTCTC NM_031512 IL-6 CAGGGAGATCTTGGAAATGAG GGCAAATTTCCTGGTTATATCC NM_012589 β-actin TGACGGTCAGGTCATCACTATC TGACGGTCAGGTCATCACTATC NM_031144 Jo...

Ngày tải lên: 19/06/2014, 22:20

... transformed into a non-fluorescent state upon initial illumination (termed blinking). This blinking may result in a false negative fluorescence reading during shorter periods of illumination. Li-Shishido ... through a clathrin-dependent mechanism [30]. Interestingly, when a dominant negative form of Dynamin I was expressed (inhibiting both clathrin-mediated endocy- tosis and caveolin-dependen...

Ngày tải lên: 22/06/2014, 18:20

... DL-based code generation tries to avoid generating code for portions of programs that w ill not run in the future. The VM-based code generation attempts to minimize the code size by employ- ing an Esterel-dedicated ... V3 generated code. In the paper “Array iterators in lustre: from a language extension to its exploitation in validation,” by L. Morel, the author presents an extension...

Ngày tải lên: 22/06/2014, 19:20

... cancer cell infiltration into the brain and formation of metastases. Rats were euthanized at different time points and the imaging findings were correlated with histological analysis to validate the ... at any point following infu- sion of cells. Region of interest from the head of group 2 In vivo cellular MRI with histological validation of brain metastases in group 1 ratsFigur...

Ngày tải lên: 18/06/2014, 15:20

... channels in the absence of channel state information at the MSs. This claim can be substantiated by using the results in [20], where it is shown that, in case of independent fading channels even in the ... S. Shamai (Shitz), Cellular systems with full-duplex amplify-and-forward relay- ing and cooperative base stations, ” in Proceedings of the International Symposium o...

Ngày tải lên: 21/06/2014, 22:20

... also incorpo- rates the uniform linear array (ULA), we have investigated the optimal design for line-of-sight (LOS) channels with re- spect to mutual information for all possible combinations ... present. 4.3. ULA at Ux and URA at Vx As mentioned earlier, a ULA at Ux gives U 2 = 1, resulting in (u 2 b − u 2 a ) = 0, and thus  β 12 =  β 22 = 0. Investigating the remaining expressio...

Ngày tải lên: 22/06/2014, 19:20

... 3. Fine spatial sampling was chosen for measurements in the transverse plane because, as recalled in the introduction, antenna arrays for MIMO applications have to be put in this plane to minimize ... made in Section 4 concerning the axial correlation, where we have outlined that, when the axial distance increases, the high-order modes are more and more attenuated, leading to a le...

Ngày tải lên: 21/06/2014, 22:20