An overview on IEEE 802.11 bf: WLAN sensing

R Du, H Hua, H Xie, X Song, Z Lyu… - … Surveys & Tutorials, 2024 - ieeexplore.ieee.org
With recent advancements, the wireless local area network (WLAN) or wireless fidelity (Wi-
Fi) technology has been successfully utilized to realize sensing functionalities such as …

Near-field channel estimation in mixed LoS/NLoS environments for extremely large-scale MIMO systems

Y Lu, L Dai - IEEE Transactions on Communications, 2023 - ieeexplore.ieee.org
Accurate channel model and channel estimation are essential to empower extremely large-
scale MIMO (XL-MIMO) in 6G networks with ultra-high spectral efficiency. With the sharp …

Cramér-Rao bounds for near-field sensing with extremely large-scale MIMO

H Wang, Z Xiao, Y Zeng - IEEE Transactions on Signal …, 2024 - ieeexplore.ieee.org
Mobile communication networks were designed to mainly support ubiquitous wireless
communications, yet they are also expected to achieve radio sensing capabilities in the near …

An exact near-field model based localization for bistatic MIMO radar with COLD arrays

H Chen, W Wang, W Liu, Y Tian… - IEEE Transactions on …, 2023 - ieeexplore.ieee.org
Most existing near-field (NF) source localization algorithms are developed based on the
Fresnel approximation model, and assume that the spatial amplitudes of the target at the …

Performance bounds for near-field localization with widely-spaced multi-subarray mmWave/THz MIMO

S Yang, X Chen, Y Xiu, W Lyu… - IEEE Transactions on …, 2024 - ieeexplore.ieee.org
This paper investigates the potential of near-field localization using widely-spaced multi-
subarrays (WSMSs) and analyzing the corresponding angle and range Cramér-Rao bounds …

Near-field 3D localization via MIMO radar: Cramér-Rao bound analysis and estimator design

H Hua, J Xu, YC Eldar - IEEE Transactions on Signal …, 2024 - ieeexplore.ieee.org
This paper studies a near-field multiple-input multiple-output (MIMO) radar sensing system,
in which the transceivers with massive antennas aim to localize multiple near-field targets in …

Efficient joint estimation of DOA, range and reflectivity in near-field by using mixed-order statistics and a symmetric MIMO array

AM Molaei, P del Hougne, V Fusco… - IEEE Transactions on …, 2021 - ieeexplore.ieee.org
Most works in the literature on parameter estimation with multiple-input multiple-output
(MIMO) systems are limited to estimating only the direction of arrival (DOA), and/or based on …

Near-field integrated sensing and communication with extremely large-scale antenna array

H Hua, J Xu, R Zhang - arXiv preprint arXiv:2407.17237, 2024 - arxiv.org
This paper studies a near-field integrated sensing and communication (ISAC) system with
extremely large-scale antenna array (ELAA), in which a base station (BS) deployed with …

High-performance channel estimation for mmwave wideband systems with hybrid structures

P Zhu, H Lin, J Li, D Wang, X You - IEEE Transactions on …, 2023 - ieeexplore.ieee.org
In this paper, a channel estimation problem for millimeter-wave (mmWave) multiple-input
multiple-output (MIMO) orthogonal frequency division multiplexing (OFDM) systems with …

Deep Learning Based Near-Field User Localization with Beam Squint in Wideband XL-MIMO Systems

H Lei, J Zhang, H Xiao, DWK Ng… - IEEE Transactions on …, 2024 - ieeexplore.ieee.org
Extremely large-scale multiple-input multiple-output (XL-MIMO) is gaining attention as a
prominent technology for enabling the sixth-generation (6G) wireless networks. However …