Development of frequency diverse array radar technology: a review

A Basit, W Khan, S Khan… - IET Radar, Sonar & …, 2018 - Wiley Online Library
Electronic beam steering with greater efficiency is a vibrant feature of a phased array
antenna, but for all the range cells, it is fixed at a specific angle. To mitigate this problem …

Frequency diverse coprime arrays with coprime frequency offsets for multitarget localization

S Qin, YD Zhang, MG Amin… - IEEE Journal of Selected …, 2016 - ieeexplore.ieee.org
Different from conventional phased-array radars, the frequency diverse array (FDA) radar
offers a range-dependent beampattern capability that is attractive in various applications …

[HTML][HTML] Research progress on coprime array signal processing: Direction-of-arrival estimation and adaptive beamforming

Z Chengwei, Z Hang, GU Yujie, W Yong, SHI Zhiguo - 雷达学报, 2019 - radars.ac.cn
Array signal processing is an essential tool in broad radar applications. The coprime array
has recently been proposed to overcome the bottleneck caused by the Nyquist spatial …

[HTML][HTML] 互质阵列信号处理研究进展: 波达方向估计与自适应波束成形

周成伟, 郑航, 顾宇杰, 王勇, 史治国 - 雷达学报, 2019 - radars.ac.cn
阵列信号处理是雷达领域各类应用的核心技术之一. 近年来, 互质阵列的提出打破了传统方法受
限于奈奎斯特采样速率这一瓶颈, 其稀疏布设的阵列结构和互质欠采样的信号处理方式大幅降低 …

Minimum Mean-Squared-Error autocorrelation processing in coprime arrays

DG Chachlakis, T Zhou, F Ahmad… - Digital Signal …, 2021 - Elsevier
Coprime arrays enable Direction-of-Arrival (DoA) estimation of an increased number of
sources. To that end, the receiver estimates the autocorrelation matrix of a larger virtual …

A target deblurring method for frequency diverse array imaging

K Liao, J Shen, S Ouyang, Q Yu - IEEE Antennas and Wireless …, 2022 - ieeexplore.ieee.org
The frequency diversity array (FDA) is subject to its own property, which will cause the
problem of target blurring in imaging. The existing FDA deblurring target imaging method …

Range-angle localization of targets with planar frequency diverse subaperturing MIMO radar

X Li, D Wang, WQ Wang, W Liu, X Ma - IEEE Access, 2018 - ieeexplore.ieee.org
Target localization utilizing frequency diverse array (FDA) has received much attention in
recent years. In this paper, we propose a tensor subspace-based multiple-target 3-D …

[HTML][HTML] Direct position determination of multiple non-circular sources with a moving coprime array

Y Zhang, B Ba, D Wang, W Geng, H Xu - Sensors, 2018 - mdpi.com
Direct position determination (DPD) is currently a hot topic in wireless localization research
as it is more accurate than traditional two-step positioning. However, current DPD algorithms …

FDS-MIMO radar low-altitude beam coverage performance analysis and optimization

X Li, D Wang, X Ma, WQ Wang - IEEE Transactions on Signal …, 2018 - ieeexplore.ieee.org
Detecting and tracking low-flying targets at low-grazing angles is a difficult task due to the
possible beam split and radar blind area. To alleviate this issue, we propose a frequency …

DCFDA-MIMO: A dual coprime FDA-MIMO radar framework for target localization

G Chen, C Wang, J Gong, M Tan, Y Liu - Digital Signal Processing, 2023 - Elsevier
Frequency diverse array multiple-input multiple-output (FDA-MIMO) radar has a range-angle-
dependent beampattern by adding the frequency offset across array elements, which can …