Error probability analysis for STBC in rayleigh fading channels

... closed form expressions for the BER in flat Rayleigh fading channels Shin et al [24] provided a closed form symbol error probability (SER) expression for STBC over flat Rayleigh fading channels using ... STBC system model in flat fading channels and Maximum-likelihood decoding rule for STBC in flat fading channels In Chapter we extend the STBC sys...

Ngày tải lên: 05/10/2015, 21:28

... λ − jvλ dλ dv dφ sinφ J(v,φ) (29) BER Analysis for MC-CDMA in Nakagami-m Fading Channels The integral of J(v, φ) can be obtained as [16] where W(v, φ) = R(v, φ) cos Θ(v, φ), sin2 φ v 2A2 Y (v, ... channel The fading channels used in computer simulations are Rayleigh (corresponding to m = 1) fading channels and Nakagami-m fading channels (m = is selected) Both the uplink...

Ngày tải lên: 23/06/2014, 01:20

... 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

... Cite this article as: Chin: Channel length assisted symbol synchronization for OFDM systems in multipath fading channels EURASIP Journal on Wireless Communications and Networking 2011 2011:68 Received: ... Chen, A blind synchronizer for OFDM systems based on SINR maximization in multipath fading channels IEEE Trans Veh Technol 58(2), 625–635 (2009) 19 WL Chin,...

Ngày tải lên: 21/06/2014, 00:20

... detection of OSTBCs for the case of spatially colored noise given in [11], the received SNR is obtained as follows Theorem Using the exact relay gain, the received SNR of two-hop AF OSTBC transmission ... “End-to-end BER analysis for dual-hop OSTBC transmissions over Rayleigh fading channels,” IEEE Transactions on Communications, vol 56, no 3, pp 347–351, 2008 [9] R H Y...

Ngày tải lên: 21/06/2014, 11:20

... Recording, Springer, New York, NY, USA, 1996 [14] H C Myburgh and J C Olivier, Low complexity iterative MLSE equalization of M-QAM signals in extremely long rayliegh fading channels,” in Proceedings ... of interfering symbols in these channels, the use of conventional optimal equalization algorithms are infeasible In this paper, a low complexity MLSE equalizer, first p...

Ngày tải lên: 21/06/2014, 16:20

... interesting for people involved in WINNER+, 3GPP or the ones working on scheduling between close users, for instance scheduling in single-cell networks, e.g., [25–28] System model In this part, we consider ... correspondingly the channel gains, receive powers as the average transmission power constraint increases Particularly, λ∗ → as T → ∞ • Assuming independent fading channels, i.e.,...

Ngày tải lên: 21/06/2014, 17:20

... simulations was an unknown Rayleigh flat -fading channel in which the fading gains were independent, identically distributed complex Gaussian random variables with zero mean and unit variance The path ... (BER) performance of the proposed blind ICA receiver in the slow Rayleigh fading channel is presented in Figures and The results show that when the processing gain NPG = 12...

Ngày tải lên: 22/06/2014, 22:20

... Error performance for the best- relay selection scheme over Rayleigh fading channels Figure 3: Outage performance for path the best- relay selection scheme over Rayleigh fading channels of the ... 25 30 Regular cooperative networks The best- relay selection scheme Figure 4: Comparison between the regular cooperative diversity and the best- relay sele...

Ngày tải lên: 21/06/2014, 22:20

... FF information Receive FB information Determine FB information using CSI and FF information Transmit data using rate and power determined from buffer state and FB information Transmit FB information ... in formulating the optimization problem in the presence of transmit buffer information at the receiver 3.1 Channel Quantizer Specification In this case, since...

Ngày tải lên: 21/06/2014, 22:20

... paper, we investigated the impact, at both physical and TCP levels, of different combining techniques for the downlink of MC-CDMA systems By means of an integrated platform carefully taking into account ... Considering that, exploiting the orthogonality of the code, all the different users use the same carriers, the total transmitted signal results in (being in...

Ngày tải lên: 22/06/2014, 06:20

... 3(a) for the GM model: energy-optimized training is seen to provide a noticeable increase in the cutoff rate for slower fading channels, but not for rapidly fading channels Further, optimized training ... considered cutoff rate optimal training within a PSAM framework for time-selective Rayleigh flat -fading channels For M-PSK inputs, we have derived in (23) a simple...

Ngày tải lên: 22/06/2014, 23:20

... ADAPTIVE TRANSMISSION TECHNIQUES IN WIRELESS FADING CHANNELS CHEN XUN A THESIS SUBMITTED FOR THE DEGREE OF MASTER OF ENGINEERING DEPARTMENT OF ELECTRICAL & COMPUTER ENGINEERING NATIONAL ... two independent cataloging mechanisms are set up The type of the fading is said to be frequency-selective fading or flat fading based on delay spread, while it is said to be fast fading...

Ngày tải lên: 26/09/2015, 11:07

... an expression for the bit error probability when the fading coefficients vary according to a Rayleigh distribution A Bit Error Probability The bit error probability associated with the signal from ... /Nc ) The optimal detector shown in [1] is rather complex and does not have a closed-form expression for the resulting bit error probability Thus, the...

Ngày tải lên: 20/06/2014, 22:20