Báo cáo hóa học: " Performance analysis for optimum transmis

Báo cáo hóa học: " Performance analysis for optimum transmission and comparison with maximal ratio transmission for MIMO systems with cochannel interference" pdf

... Access Performance analysis for optimum transmission and comparison with maximal ratio transmission for MIMO systems with cochannel interference Sheng-Chou Lin Abstract This article presents the performance ... communications with Rayleigh fading and cochannel interference. IEEE Trans Veh Commun. 46(4), 473–479 (1998) 6. A Shah, AM Haimovich, Performan...

Ngày tải lên : 21/06/2014, 00:20

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Báo cáo hóa học: " Performance analysis of massively parallel embedded hardware architectures for retinal image processing" pot

... Ideal Solution for a Wide Range of Embedded Systems. Extensible Processing Platform Overview White Paper 2010. 32. Curreri J, Koehler S, Holland B, George A: Performance Analysis with High- Level ... Image and Video Processing 2011, 2011:10 http://jivp.eurasipjournals.com/content/2011/1/10 Page 10 of 17 provide random access or FIFO queues both for instruc- tions and for data...

Ngày tải lên : 20/06/2014, 22:20

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Báo cáo hóa học: "Performance Analysis of the Blind Minimum Output Variance Estimator for Carrier Frequency Offset in " pot

... and variance of the MOV estimator and examine the performance analytically. We also eval- uate the performance of the MOV estimator over frequency- selective fading channels and apply the maximal- ratio ... MC- CDMA systems, many diversity-combining techniques have been applied to improve the system performance, for exam- ple, equal-gain combining (EGC) and maximal- rat...

Ngày tải lên : 22/06/2014, 23:20

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Báo cáo hóa học: " Performance Analysis of Multiple-Symbol Differential Detection for OFDM over Both Time- and Frequency-Selective Rayleigh Fading Channels" doc

... as σ 2 m =      1 2 ,form = 0, M p , 0, for m = 0, M p . (42) 5.1. Veriﬁcation of analysis Theoretical and simulation results for the BER performance of TD-MSDD with QDPSK over the time- and frequency- selective ... appears for TD-MSDD even with large N M . Figure 3 compares theoretical and simulation results for the BER performance of FD-MSDD with QDPSK over t...

Ngày tải lên : 23/06/2014, 01:20

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Báo cáo hóa học: " Performance analysis of distributed ZF beamforming in the presence of CFO" pptx

... loss for the 2(3) × (2)1 distributed scenario for f Δ = 2 ppm for various transmission durations and with a BPSK modulation scheme. From this figure, the diversity order decreases quickly with ... beamforming weights can be decomposed into two steps: null beamforming and maximal energy beamforming. We focus on the computation of the weights for Tx 1 ,anda similar approac...

Ngày tải lên : 20/06/2014, 22:20

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Báo cáo hóa học: " Performance analysis of spectrum sharing mechanisms in cognitive radio networks" pptx

... buffer size, and number of available channels on performance metrics. For comparison, the performance of traditional preemptive spectrum-sharing mechanism has also been analyzed and the results ... acquired with an acceptable loss of PUs’ QoS. Figures 9 and 10 show the influences of l p and l s on the performance metrics. The left subfigure in Figure 9 shows that T Delay-su...

Ngày tải lên : 20/06/2014, 22:20

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Báo cáo hóa học: " Performance analysis of OFDM modulation on indoor broadband PLC channels" ppt

... the OFDM symbol rate is reduced without profit [12]. Therefore, there exist optimum values for both the number of carriers and the cyclic prefix length. The performance of OFDM has largely been ... signal-to-interference ratio (SIR), or the signal-to-noise and interference ratio (SNIR) [13]. However, obtaining a closed-form expression for the ICI can be difficult in some channel...

Ngày tải lên : 20/06/2014, 22:20

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Báo cáo hóa học: " Performance Analysis of Adaptive Volterra Filters in the Finite-Alphabet Input Case" potx

... Markov chain with ﬁnite states {1, 2}, and a probability transition matrix P =  1/21/2 1/21/2  . This model for the transmitted signal is widely used, especially for the performance analysis of ... simulations of transient and track- ing capabilities are in perfect agreement with our theoretical analysis. Exact and practical bounds on the critical step size and optimal...

Ngày tải lên : 23/06/2014, 01:20

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Báo cáo hóa học: " Kinematic analysis of the daily activity of drinking from a glass in a population with cervical spinal cord injury" potx

... coordi- nate system, arm movement with respect to the trunk, forearm movement with respect to the arm, and hand movement with respect to the forearm using Euler angle notation and a sequence of ZXY rotations ... elements and exact systems of movement analysis are necessary to be able to describe upper limb activities more precisely and specifically. Bio- mechanical analysis...

Ngày tải lên : 19/06/2014, 08:20

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báo cáo hóa học: " Comparative analysis of induced sputum and bronchoalveolar lavage fluid (BALF) profile in asbestos exposed workers" potx

... a sensitivity and a specificity of 81.25% and 43.48% respectively. The corre sponding positive and negative likelihood ratios were 1.438 and 0.431 respectively. In multivariate analysis (Table ... dominated. Samples with asbestos bodies (ABs) had significantly higher lymphocytes and lower neutrophils count compared with the samples without ABs. Macrophages and neutrophils in...

Ngày tải lên : 20/06/2014, 00:20

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