Learning for detection: MIMO-OFDM symbol detection through downlink pilots

Z Zhou, L Liu, HH Chang - IEEE Transactions on Wireless …, 2020 - ieeexplore.ieee.org
In this paper, we introduce a reservoir computing (RC) structure, namely, windowed echo
state network (WESN), for multiple-input-multiple-output orthogonal frequency-division …

Real-time machine learning for symbol detection in MIMO-OFDM systems

Y Liang, L Li, Y Yi, L Liu - IEEE INFOCOM 2022-IEEE …, 2022 - ieeexplore.ieee.org
Recently, there have been renewed interests in applying machine learning (ML) techniques
to wireless systems. Nevertheless, ML-based approaches often require a large amount of …

RC-struct: A structure-based neural network approach for MIMO-OFDM detection

J Xu, Z Zhou, L Li, L Zheng, L Liu - IEEE Transactions on …, 2022 - ieeexplore.ieee.org
In this paper, we introduce a structure-based neural network architecture, namely RC-Struct,
for MIMO-OFDM symbol detection. The RC-Struct exploits the temporal structure of the MIMO …

Reservoir computing meets extreme learning machine in real-time MIMO-OFDM receive processing

L Li, L Liu, Z Zhou, Y Yi - IEEE Transactions on …, 2022 - ieeexplore.ieee.org
In this paper, we consider a real-time deep learning-based symbol detection approach for
MIMO-OFDM systems. To exploit the temporal correlation of the wireless channel and the …

Detect to learn: Structure learning with attention and decision feedback for MIMO-OFDM receive processing

J Xu, L Li, L Zheng, L Liu - IEEE Transactions on …, 2023 - ieeexplore.ieee.org
The limited over-the-air (OTA) pilot symbols in multiple-input-multiple-output orthogonal-
frequency-division-multiplexing (MIMO-OFDM) systems presents a major challenge for …

RCNet: Incorporating structural information into deep RNN for online MIMO-OFDM symbol detection with limited training

Z Zhou, L Liu, S Jere, J Zhang… - IEEE Transactions on …, 2021 - ieeexplore.ieee.org
In this paper, we investigate online learning-based MIMO-OFDM symbol detection strategies
focusing on a special recurrent neural network (RNN)-reservoir computing (RC). We first …

Model-driven deep learning-based MIMO-OFDM detector: Design, simulation, and experimental results

X Zhou, J Zhang, CW Syu, CK Wen… - IEEE Transactions on …, 2022 - ieeexplore.ieee.org
Multiple-input multiple-output orthogonal frequency division multiplexing (MIMO-OFDM), a
fundamental transmission scheme, promises high throughput and robustness against …

Learning to search for MIMO detection

J Sun, Y Zhang, J Xue, Z Xu - IEEE Transactions on Wireless …, 2020 - ieeexplore.ieee.org
This paper proposes a novel learning to learn method, called learning to learn iterative
search algorithm (LISA), for signal detection in a multi-input multi-output (MIMO) system. The …

Joint channel estimation and symbol detection in MIMO-OFDM systems: A deep learning approach using Bi-LSTM

AK Nair, V Menon - 2022 14th international conference on …, 2022 - ieeexplore.ieee.org
Multiple Input Multiple Output-Orthogonal Frequency Division Multiplexing (MIMO-OFDM)
system is a promising technology that provides high capacity and high data rate …

Deep reservoir computing meets 5G MIMO-OFDM systems in symbol detection

Z Zhou, L Liu, V Chandrasekhar, J Zhang… - Proceedings of the AAAI …, 2020 - aaai.org
Conventional reservoir computing (RC) is a shallow recurrent neural network (RNN) with
fixed high dimensional hidden dynamics and one trainable output layer. It has the nice …