Radar high-speed target detection based on the frequency-domain deramp-keystone transform

J Zheng, T Su, H Liu, G Liao, Z Liu… - IEEE Journal of Selected …, 2015 - ieeexplore.ieee.org
In this paper, we propose a coherent detection algorithm for high-speed targets by
employing the parametric symmetric autocorrelation function and the frequency-domain …

Radar high-speed target detection based on the scaled inverse Fourier transform

J Zheng, T Su, W Zhu, X He… - IEEE Journal of Selected …, 2014 - ieeexplore.ieee.org
In this paper, by employing the symmetric autocorrelation function and the scaled inverse
Fourier transform (SCIFT), a coherent detection algorithm is proposed for high-speed …

Fast implementation of scaled inverse Fourier transform for high‐speed radar target detection

Z Niu, J Zheng, T Su, J Zhang - Electronics Letters, 2017 - Wiley Online Library
The symmetric autocorrelation function (SAF) has a huge computational complexity, which
may limit the practical application of SAF‐based scaled inverse Fourier transform (SCIFT) …

Radar high speed small target detection based on keystone transform and linear canonical transform

X Huang, L Zhang, S Li, Y Zhao - Digital Signal Processing, 2018 - Elsevier
High speed small target detection is a challenging problem for ground-based radar due to its
maneuverability and low radar cross section (RCS). The range migration (RM) and Doppler …

Range-spread target detection based on cross time-frequency distribution features of two adjacent received signals

PL Shui, HW Liu, Z Bao - IEEE Transactions on Signal …, 2009 - ieeexplore.ieee.org
High resolution radars (HRRs) transmit a wideband signal to achieve a high range
resolution. A target is considered as composed of multiple scatterers, which occupy or …

High-speed maneuvering target detection approach based on joint RFT and keystone transform

J Tian, W Cui, Q Shen, ZX Wei, SL Wu - Science China Information …, 2013 - Springer
Increasing the integration time is an effective method to improve small maneuvering target
detection performance in radar applications. However, range migration and Doppler spread …

Radar high-speed maneuvering target detection based on three-dimensional scaled transform

J Zheng, H Liu, J Liu, X Du… - IEEE Journal of Selected …, 2018 - ieeexplore.ieee.org
This paper presents a novel coherent high-speed maneuvering target detection algorithm,
which is based on the three-dimensional (3-D) scaled transform. This algorithm coherently …

CFAR detection of range-spread targets based on the time-frequency decomposition feature of two adjacent returned signals

L Zuo, M Li, X Zhang, P Zhang… - IEEE Transactions on …, 2013 - ieeexplore.ieee.org
Radar returned signals are processed by stretch processing, resulting in mixer outputs.
Based on the time-frequency decomposition of the cross S-method (CSM) of two adjacent …

Ground-based radar detection for high-speed maneuvering target via fast discrete chirp-Fourier transform

X Huang, S Tang, L Zhang, S Li - IEEE Access, 2019 - ieeexplore.ieee.org
Detection of high-speed maneuvering targets has attracted a great deal of attention recently.
There are two main problems to be solved: improving detection ability under the condition of …

Computationally efficient coherent detection and parameter estimation algorithm for maneuvering target

X Li, Z Sun, W Yi, G Cui, L Kong, X Yang - Signal Processing, 2019 - Elsevier
In this paper, a computationally efficient coherent detection and parameter estimation
algorithm via symmetric autocorrelation function (SAF) and scaled Fourier transform (ie, SAF …