multiple input-multiple output wireless channels
Equalization and Decoding for Multiple Input Multiple Output Wireless Channels
... In this paper, we also consider coded MIMO systems and discuss several equalization and decoding schemes which are appropriate for such systems. In the first half of the pa- per, we focus on equalizers for uncoded MIMO ...
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MULTIPLE-INPUT MULTIPLE-OUTPUT WIRELESS SYSTEM DESIGNS WITH IMPERFECT CHANNEL KNOWLEDGE
... Most previous work on linear precoder designs or joint linear precoder and decoder de- signs for single-user MIMO spatial multiplexing systems has assumed perfect CSIR. Only a few studies have considered imperfect CSI at ...
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Turbo equalization for multiple-input multiple-output (MIMO) wireless communication systems
... (UWA) channels impose more challenges than radio frequency environment with its excessive delay spread, frequency-dependent attenuation and significant time-varying Doppler ...
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Resource allocation in MIMO-OFDM Systems
... in wireless transmission ...with Multiple Input Multiple output technique, so multiple antennas are used at both transmitter end and receiver ...in wireless networks has ...
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Performance of multiple input multiple output wireless communications systems using distributed antennas
... a multiple-input multiple-output (MIMO) wireless communications system, where multiple receive antennas are distributed in the area covered by a cellular cell and connected with ...
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Low-complexity iterative receiver algorithms for multiple-input multiple-output underwater wireless communications
... In this paper, we propose a bidirectional SDFE (Bi-SDFE) that incorporates the bidirectional structure with the SDFE for MIMO systems. The proposed Bi-SDFE scheme utilizes the soft symbols in both feed-forward and ...
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Efficient low-complexity data detection for multiple-input multiple-output wireless communication systems
... In order to show the applications of the proposed scheme in a practical system, we evaluate the system BER performance in an OFDM system where the extended vehicular A (EVA) channels are used to generate the ...
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Robust frequency-domain turbo equalization for multiple-input multiple-output (MIMO) wireless communications
... single-input multiple-output (SIMO) [5], and multiple-input multi- ple output (MIMO) [11] UWA ...UWA channels; and the SC-FDE [15–17] utilizes a group-wise phase ...
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Semi-blind Turbo Detection for Multiple-input Multiple-output Wireless Systems
... For MIMO systems, the receiver structures using training sequences to estimate the channel state information and the transmitted signals are probably the best choice under normal conditions. However, this training based ...
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Algorithm Approach to Multiple Input Multiple Output (MIMO) Systems
... years, wireless communication gained importance in multipath emerged Multiple- Input Multiple – Output (MIMO) communications ...fading channels that reveal that capacity and SNR ...
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Joint Antenna Impedance and Channel Estimation in Multiple-input, Multiple-output Receivers.
... Over the past two decades, several authors have demonstrated that impedance match- ing between the receive antenna and front-end can significantly impact channel capacity in wireless, multipath channels. In ...
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PERFORMANCE ANALYSIS OF 2×2 MIMO AND 1×2SIMO SYSTEM USING DIFFERENT MODULATION TECHNIQUES WITH AWGN CHANNELJitendra Singh Chouhan, Prof Gaurav Gupta
... MIMO channels have been recently attracting a great interest since they provide significant improvements in terms of spectral efficiency and reliability with respect to single input single-output ...
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Complexity Reduction In Multiple Input Multiple Output Algorithms
... In wireless packet data transmission systems it is necessary to reduce the packet size when the Doppler on the channel ...many channels and so their training headers are generally very ...
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Sphere Decoding in Multi user Multiple Input Multiple Output with reduced complexity
... Traditional wireless system such as SISO involves the transmission of the data packet from transmitter to receiver but they lack in the capacity of the single transmitting antenna and single receiving ...
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End to End Performance of Multiple Input Multiple Output Relay Transmission Link over Rayleigh Fading Channels
... fixed wireless relaying system is shown in ...combiner output, equals to the sum of the SNRs in the individual branches in MRC which is given by [10] ...
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PERFORMANCE ANALYSIS OF 2X2 MIMO and 1X2 SIMO SYSTEMS USING DIFFERENT MODULATION TECHNIQUE WITH RAYLEIGH CHANNELNilesh Dubey*1 and Abhishek Rawat2
... the Wireless MAN-SC physical layer specifications of IEEE Standard ...for Wireless MAN-SC, it is forum helped developing IEEE Std ...broadband wireless data communication technology or mobile ...
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Global Journal of Advance Engineering Technologies and Sciences MIMO SYSTEM ANALYSIS ON DIFFERENT MODULATION SCHEME WITH AWGN CHANNEL
... The Wireless communication technology, affordable wireless service has become a ...broadband wireless is enabled by the use of multiple antennas at both base station and subscriber ends, in ...
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Capacity Performance of Wireless OAM-Based Massive MIMO System
... The orbital angular momentum (OAM) of electromagnetic fields characterized by the spiral phase factor of exp( jlϕ ) is considered a new degree of freedom for multiplexing, where l and ϕ represent the mode number of OAM ...
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Performance evaluation of ofdm system using convolution code under awgn, rayleigh and rician channel
... The channel conditions and the requirement of getting the highest form of balance between the Bit Error Rate (BER) and frequency spectrum utilization is what determine this. The input serial stream of data is then ...
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An Implementation of Matlab based Platform for the Evaluation of Modulation Techniques using Multiuser MIMO-OFDM for Visible Light Communications using Matlab
... the multiple transmitter-receiver links are different, their temporal delays are also different, resulting in complex channel gain and phase differences when transformed to the frequency ...
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