MIMO-OFDMMultiple In, Multiple Out-Orthogonal Frequency Division Multiplex
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References in periodicals archive ?
Recently, various improved methods have been proposed to alleviate the PAPR problem of MIMO-OFDM. In [14], a novel phase offset SLM scheme has been proposed to reduce the PAPR without SI in Alamouti MIMO-OFDM systems.
Chen, "On the Performance of Adaptive MIMO-OFDM Indoor Visible Light Communications," IEEE Photonics Technology Letters, vol.
To deal with this problem, several solutions have been proposed to mitigate the high PAPR of OFDM [3, 4] and MIMO-OFDM signals [5, 6], as clipping [7], clipping and filtering [8], coding [9], tone injection [10], peak windowing [11], selected mapping [12], and partial transmit sequence (PTS) [13-15].
Safaei, "Energy-efficiency analysis of per subcarrier antenna selection with peak-power reduction in MIMO-OFDM wireless systems," International Journal of Antennas Propagation, vol.
Literature indicates hardware design has migrated towards efficient and high performance FFT/IFFT architectures for MIMO-OFDM [7-14], and other applications, including signal and image processing [15-24].
In the proposed scheme, two APs simultaneously transmit to their own desired STA on MIMO-OFDM transmission while adjusting parameters (angle of beam-tilt and transmit power) calculated to suit STA locations.
In the paper, Reed-Solomon (RS) code, Convolutional code (CC) and concatenation RS-CC with interleaver are used to improve the performance of MIMO-OFDM system under multipath fading channels like AWGN in conjunction with Rayleigh fading channel
Winters, "Space-time-frequency (STF) coding for MIMO-OFDM systems," IEEE Communications Letters, vol.
This paper proposes novel frequency synchronization methods for MIMO-OFDM systems with periodic preambles.
Ogunfunmi, "Efficient FPGA-based implementations of MIMO-OFDM physical layer," Circuits, Systems, and Signal Processing, vol.
Among the many previously discussed subjects are “A WSN Solution for Light Aircraft Pilot Health Monitoring,” “Clustering Methods for Base Station Cooperation,” “Green Resource Allocation for MIMO-OFDM Relay Networks,” “Machine-to-Machine Communications in OFDMA Cellular Networks,” “Mobile Sensor Scheduling for Timely Sweep Coverage,” “Radio Imaging by Cooperative Wireless Networks,” and “Controlling Self-healing Cellular Networks Using Fuzzy Logic.”