The performance analysis of differential orthogonal space t

The performance analysis of differential orthogonal space time block codes

... Signal-to-noise ratio STBC Space time block code /codes STC Space- time code /codes STTC Space- time trellis code /codes USTM Unitary Space Time Modulation xxi Chapter Introduction With the spectacular growth ... [12], space- time concatenated codes (which include space- time turbo codes, serial concatenated codes, etc) and the layered spacetime (LST) codes...

Ngày tải lên : 16/09/2015, 08:30

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Báo cáo hóa học: " Research Article A Simple Differential Modulation Scheme for Quasi-Orthogonal Space-Time Block Codes with Partial Transmit Diversity" ppt

... ensure that a given Alamouti block ij S4t appears on the same group of transmitter antennas (i.e., in the same column of the matrix), such that they can provide similar performance as the codes ... The major contributions of the method are that the transmission signals can maintain constant amplitude, and avoid signal constellation expansion They also have a linear signal detector wi...

Ngày tải lên : 22/06/2014, 19:20

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Báo cáo hóa học: " Research Article Performance Analysis of Space-Time Block Codes in Flat Fading MIMO Channels with Offsets" potx

... Hong, Performance analysis of space-time block codes in time-varying Rayleigh fading channels, ” in Proceedings of IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP ... compensation in MIMO channels We have considered the eﬀect of imperfect carrier oﬀset knowledge over the estimates of the channel gains and resulting probability of...

Ngày tải lên : 22/06/2014, 19:20

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A unified approach for the performance analysis of unitary spare time block codes

... estimation error with both spatial and temporal correlation, as well as with different modulation schemes CHAPTER IV A Unified Approach for the Performance Analysis of Unitary Space -Time Block Codes ... longer applicable and other approaches are needed Such an approach is presented in the next chapter, which presents a unified approach to evaluating the performa...

Ngày tải lên : 26/09/2015, 10:51

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Báo cáo hóa học: " Some new nonlinear integral inequalities and their applications in the qualitative analysis of differential equations" potx

... article as: Zheng and Feng: Some new nonlinear integral inequalities and their applications in the qualitative analysis of differential equations Journal of Inequalities and Applications 2011 ... general theorems and establish some new integral inequalities Also we will give some examples so as to illustrate the validity of the present...

Ngày tải lên : 21/06/2014, 01:20

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Báo cáo hóa học: " Research Article Guaranteed Performance Region in Fading Orthogonal Space-Time Coded Broadcast Channels" pdf

... Sezgin, and A Paulraj, Guaranteed performance region in fading orthogonal space-time coded broadcast channels,” in Proceedings of IEEE the International Symposium on Information Theory (ISIT ... the SINR requirements as outlined in Section 3.7 can be used to compute the performance region 4.3 Perfect CSI and nonlinear precoding with SIC In Figure 4, the guaranteed...

Ngày tải lên : 21/06/2014, 22:20

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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

... application of (39) and (40), however, does not yield a tight bound of the bit error performance for TDMSDD and FD-MSDD over time- and frequency-selective Rayleigh fading channels As shown in [6] for ... Performance Analysis of MSDD for OFDM over Fading Channels (AWGN) channel In order to reduce this gap between the coherent detection and convention...

Ngày tải lên : 23/06/2014, 01:20

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Design and performance analysis of MIMO space time block coding systems over general fading channels

... MIMO Systems and Space- Time Coding 1.1.1 Background of MIMO Systems 1.1.2 Introduction to Space- Time Coding Space- Time Block Codes over General Fading ... DESIGN AND PERFORMANCE ANALYSIS OF MIMO SPACE- TIME BLOCK CODING SYSTEMS OVER GENERAL FADING CHANNELS HE JUN (B Eng., Zhejiang University, P.R.China) A THESIS SUBMITTED FOR...

Ngày tải lên : 14/09/2015, 14:05

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Performance analysis of space time block coded systems with channel estimation

... veriﬁcations of those models 32 Chapter BEP Performance Analysis of Orthogonal Space- Time Block Codes We present a symbol-by-symbol, channel estimation receiver for a space- time block coded system, ... incorporated with channel estimation more preferable in practice The objective of our research is to develop such a receiver with channel estimation and...

Ngày tải lên : 16/09/2015, 08:31

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On the performance and capacity of space time block coded multicarrier CDMA communication systems

... ON THE PERFORMANCE AND CAPACITY OF SPACE- TIME BLOCK CODED MULTICARRIER CDMA COMMUNICATION SYSTEMS HU XIAOYU (B Eng, M Eng) A THESIS SUBMITTED FOR THE DEGREE OF DOCTOR OF PHILOSOPHY ... combination - STBC MCCDMA as the candidate of radio techniques for the next generation wireless communication system In the thesis, we concentrate the research on...

Ngày tải lên : 16/09/2015, 15:54

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

... proposes the study of the effects of residual CFO on the ZF distributed beamforming scheme, where Figure The continuous curves are the simulated results and the dashed lines are obtained from the ... frequency Because of the CFO, the time coherency of the channel reduces, and the originally quasi-static channel now becomes time varying hence decreasing the...

Ngày tải lên : 20/06/2014, 22:20

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Báo cáo hóa học: " Research Article Mean-Square Performance Analysis of the Family of Selective Partial Update NLMS and Afﬁne Projection Adaptive Filter Algorithms in Nonstationary Environment" doc

... tracking performance analysis of the family of SPU -NLMS and SPU aﬃne projection algorithms Based on this, the performance of Max -NLMS [22], N -Max NLMS [16, 23], the variants of the selective partial ... general performance analysis for the family of SPU -NLMS algorithms in the stationary environment can be found in [19, 20] The ste...

Ngày tải lên : 21/06/2014, 08:20

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Báo cáo hóa học: " Research Article Performance Analysis of the 3GPP-LTE Physical Control Channels" pdf

... OFDM symbol of the first slot of each subframe For the normal CP duration, the PHICH is also mapped into the first OFDM symbol of the first slot of each subframe On the other hand, for the extended ... xi yi∗ is the inner product of the vectors x and y ⊗ denotes the convolution operator Brief Description of the 3GPP-LTE Standard The downlink physical chann...

Ngày tải lên : 21/06/2014, 11:20

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Báo cáo hóa học: " Research Article Performance of Turbo Interference Cancellation Receivers in Space-Time Block Coded DS-CDMA Systems" pot

... estimates of the signal interference) TURBO SPACE-TIME RECEIVERS WITH RATE COMPATIBLE PUNCTURED TURBO (RCPT) CODES The RCPT encoder will turbo encode the input data sequence of length Lin into a coded ... characteristic of turbo codes Rate compatible punctured turbo codes are investigated in a turbo space-time coded MIMO-CDMA system as a possible way of achiev...

Ngày tải lên : 21/06/2014, 23:20

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Báo cáo hóa học: " Research Article Modelling and Comparative Performance Analysis of a Time-Reversed UWB System" doc

... 10 and 11 The plots indicate the maximum, minimum, and average BER rates over all users for both All-RAKE and TR -UWB simulations, and also the average performance as based on the TR -UWB variance ... overviews a UWB and TR -UWB simulation, together with a comparative analysis of the theoretical and simulated results for a timereversed system Finally, Section gi...

Ngày tải lên : 22/06/2014, 19:20

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