flat fading Rayleigh channels
New Multiple Antennas Method based Energy Detector for Cognitive Radio over Fading Channels
... over Rayleigh and Nakagami- fading channels with asingle antenna, under ...[12], fading channels can be roughly divided into two types: (1) Large-scale fading due to (a) Path ...
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Web Applications Testing using White Box Method
... (AWGN, flat fading and frequency selective fading channels), channel estimation, adaptive equalization, and ...slow Rayleigh fading channel. For frequency selective fading ...
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Performance analysis of relay selection in cooperative networks over Rayleigh flat fading channels
... The instantaneous CSI is kept invariant over multiple transmission intervals. So, the selection of the best, and the next-best relays is performed once for multiple trans- missions. Relay selection is performed before ...
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Interference Aspects of Adaptive Modems over Slow Rayleigh Fading Channels
... this flat region the interference cancellation is unable to function, because the noise is corrupting the combined constellation of signal and in- ...the flat region the interference cancellation begins to ...
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Novel Semi blind Channel Estimation Schemes for Rayleigh Flat Fading MIMO Channels
... for Rayleigh flat fading Multiple Input Multiple output (MIMO) channel using various pilot ...the flat-fading MIMO channel matrix H can be decomposed as an upper triangular matrix R and ...
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A Blind Hammerstein Diversity Combining Technique for Flat Fading Channels
... channel fading in wireless communication ...for Rayleigh flat fading channels based on Hammerstein type ...over fading channels in presence of ...
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Performance of an adaptive successive serial parallel CDMA cancellation scheme in flat Rayleigh fading channels
... the Rayleigh-distributed signal amplitudes is wider, and as the successive serial cancellation scheme performs better with unequal powers, it offers the lowest average probability of bit ...the ...
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Accurate BER of MC DS CDMA over Rayleigh Fading Channels
... We assume that the channel between the k-th transmitter and the corre- sponding receiver is a slowly flat Rayleigh fading channel over each subcar- rier. The channel impulse response for the k-th ...
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Research on Anti Jamming Performance of GMSK in Shortwave Frequency Hopping
... choose Rayleigh fading channel and Rice fading channel for ...The flat fading and frequency selective fading are used in Rayleigh fading channel ...in ...
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A novel Chaotic Collaborative CDMA scheme under Rayleigh fading
... A pilot based channel estimation technique has been studied for non-coherent CDMA over fading channels. An optimal receiver is designed with a maximum-likelihood decoder and the parameters such as coding ...
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Performance of multiuser decision-feedback detector for flat Rayleigh fading synchronous CDMA channels
... We compare the decision-feedback detector with the conventional detector and the decorrelator. The average error rate of the conventional detector is evaluated using the result for distr[r] ...
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MIMO-OFDM System in Rayleigh Fadding Channel Maninder Singh, Dr. Hardeep Singh Saini
... or Rayleigh fading and fades are independent and identically ...frequency-selective fading channel with a large bandwidth into a number of flat fading ...
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Performance comparison of multiuser detectors with channel estimation for flat Rayleigh fading CDMA channels
... Code Division Multiple Access (CDMA) is a promising technique for mobile communication systems. The major advantage of CDMA compared with Frequency Division Multiple Access (FDMA) and Time Division Multiple Access (TDMA) ...
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Performance of Macrodiversity MIMO systems in Flat Rayleigh Fading
... Since the MIMO fulfilled the present day technology needs, it has become very popular these days. Communication in wireless channels always comes in pair with the multipath fading. Multipath is the arrival ...
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Performance Evaluation of IDEA encryption model under different Fading Channels
... different channels wiz; AWGN, Rayleigh, Rician and Nakagami fading ...communication channels on the basis of BER and Throughput ...of Rayleigh fading channel was worst among all ...
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Bit Error Rate (BER) Analysis of Rayleigh Fad...
... of fading channel. It starts with two types of fading effects that characterize mobile communications: large-scale and small-scale ...Large-scale fading represents the average signal power ...
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Study of Methods to Mitigate Fading in Mobile Communication
... such channels, taking into account, the phenomenon of multipath fading and correlation between ...employ Rayleigh, Rice and Nakagami-m distributions to approximate actual channel conditions and are ...
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Optimization of Hierarchical Modulation for Use of Scalable Media
... Exact (in M) BER expressions for uniform M-QAM over an additive white Gaussian noise (AWGN) channel have been developed in [17, 18] based on signal-space concepts and a recursive algorithm, respectively. Exact ...
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Low Complexity MLSE Equalization in Highly Dispersive Rayleigh Fading Channels
... sparse channels compared to its performance in equivalent dense ...sparse channels is not attributed to more diversity due to extra multipath, but rather to the higher level of interconnection between the ...
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Inter Carrier Interference Analysis of OFDM Systems Communicating Over Rapidly Fading Nakagami m Channels
... historically Rayleigh fading channels have been used in the analysis of wireless communications systems, recently the Nakagami-m fading channel model has drawn considerable attention [7] since ...
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