Nonlinear equalizer Orthogonal frequency division multiplexing 2 5G mobile communication systems 1 5g mobile communication 1 Adaptive algorithms 1 Antennas 1 Artificial intelligence 1 Bit error rate 1 Broadband Communication 1 Broadband networks 1 Cascaded Least Square (CLS) 1 Communications systems 1 Complexity 1 Cost effectiveness 1 Decision Feedback Equalizer (DFE) 1 Decision feedback equalizers 1 Digital modulation techniques 1 Digital signal processing 1 Direct-detection 1 Equalization techniques 1 Equalizers 1 Frequency division multiple access 1 Heterogeneous communication 1 Heterogeneous communication system 1 Inter Symbol Interference (ISI) 1 Inverse matrix methods 1 Inverse problems 1 Least Mean Square (LMS) 1 Least mean square (LMS) 1 Mimo-ofdma systems 1