RF impairments in wireless transceivers: Phase noise, CFO, and IQ imbalance–A survey
A Mohammadian, C Tellambura - IEEE access, 2021 - ieeexplore.ieee.org
Wireless transceivers for mass-market applications must be cost effective. We may achieve
this goal by deploying non-ideal low-cost radio frequency (RF) analog components …
this goal by deploying non-ideal low-cost radio frequency (RF) analog components …
Transfer learning-based channel estimation in orthogonal frequency division multiplexing systems using data-nulling superimposed pilots
Data-nulling superimposed pilot (DNSP) effectively alleviates the superimposed interference
of superimposed training (ST)-based channel estimation (CE) in orthogonal frequency …
of superimposed training (ST)-based channel estimation (CE) in orthogonal frequency …
Attention Guided Multi-Task Network for Joint CFO and Channel Estimation in OFDM Systems
Z Chen, Z Liu, X Geng, Y Zhao… - IEEE Transactions on …, 2023 - ieeexplore.ieee.org
The existence of high carrier frequency offset (CFO) and fading channels degrades the
performance of communication systems in high mobility environments significantly. To …
performance of communication systems in high mobility environments significantly. To …
Low-complexity Precoding-aided CFO Estimation for ICA-based MIMO OFDM Systems in URLLC
Z Liu, Y Jiang, X Zhu, S Sun - IEEE Transactions on …, 2024 - ieeexplore.ieee.org
Carrier frequency offset (CFO) and channel equalization are two critical problems for
multiple-input multiple-output (MIMO) orthogonal frequency division multiplexing (OFDM) …
multiple-input multiple-output (MIMO) orthogonal frequency division multiplexing (OFDM) …
[PDF][PDF] 基于神经网络的紫外光散射湍流信道估计方法
赵太飞, 吕鑫喆, 孙玉歆, 张爽 - Acta Optica Sinica, 2021 - researching.cn
摘要由于紫外光在传输过程中受到散射效应和大气湍流的影响, 非直视无线紫外光通信中存在
严重的码间串扰和传输衰减问题. 提出一种基于深度学习的无线紫外光散射信道估计方法 …
严重的码间串扰和传输衰减问题. 提出一种基于深度学习的无线紫外光散射信道估计方法 …
Likelihood ratio test-based blind carrier frequency offset estimation for coherent optical OFDM systems
This letter proposes two carrier frequency offset (CFO) estimators by utilizing the likelihood
ratio test (LRT) for coherent optical orthogonal frequency-division multiplexing (CO-OFDM) …
ratio test (LRT) for coherent optical orthogonal frequency-division multiplexing (CO-OFDM) …
面向高速移动场景的OFDM 系统信道估计综述.
何世彪, 李雪, 杨植景, 廖勇 - Journal of Chongqing …, 2023 - search.ebscohost.com
近年来ꎬ 高速移动通信受到业界的广泛关注ꎬ 其中接收机侧的信道估计直接决定了系统的通信
质量ꎮ 正交频分复用(orthogonal frequency division multiplexingꎬOFDM) …
质量ꎮ 正交频分复用(orthogonal frequency division multiplexingꎬOFDM) …
Asynchronous MIMO-OFDM Massive Unsourced Random Access with Codeword Collisions
This paper investigates asynchronous MIMO massive unsourced random access in an
orthogonal frequency division multiplexing (OFDM) system over frequency-selective fading …
orthogonal frequency division multiplexing (OFDM) system over frequency-selective fading …
Wireless ultraviolet scattering channel estimation method based on deep learning
T Zhao, X Lv, H Zhang, S Zhang - Optics express, 2021 - opg.optica.org
Due to the strong scattering characteristics, there are serious problems of inter-symbol
interference (ISI) and transmission attenuation in the none-line-of-sight (NLOS) wireless …
interference (ISI) and transmission attenuation in the none-line-of-sight (NLOS) wireless …
Carrier Frequency Offset and Channel Estimation for Passive Backscatter Communication Systems
Y Xu, R Xu, J Hu, M Milošević… - 2023 IEEE 9th World …, 2023 - ieeexplore.ieee.org
Backscatter communications, one key key technology for Internet of Things (IoT), attract
extensive attentions recently. In one typical backscatter communication system, there may …
extensive attentions recently. In one typical backscatter communication system, there may …