Novel short-time fractional Fourier transform: Theory, implementation, and applications

J Shi, J Zheng, X Liu, W ** LPI radar signals
K Chen, L Wang, J Zhang, S Chen… - IEEE Transactions on …, 2023 - ieeexplore.ieee.org
The increasingly complex radio environment may cause the received low probability of
intercept (LPI) radar signals to overlap in time–frequency domains. Analyzing overlap** …

Parameter measurement of LFM signal with FRI sampling and nuclear norm denoising

Z Wei, N Fu, S Jiang, X Li, L Qiao - IEEE Transactions on …, 2022 - ieeexplore.ieee.org
Measurement of linear frequency modulation (LFM) signal is significant for radar,
communication, and electronic reconnaissance fields. An LFM signal is a wideband signal …

The fast computation of multi-angle discrete fractional Fourier transform

G Huang, F Zhang - Signal Processing, 2024 - Elsevier
The discrete fractional Fourier transform (DFRFT) plays an important role in processing time-
varying signals. Nevertheless, directly computing the DFRFT involves high complexity …

Recognition and Estimation for Frequency-Modulated Continuous-Wave Radars in Unknown and Complex Spectrum Environments

K Chen, J Zhang, S Chen, S Zhang… - IEEE Transactions on …, 2023 - ieeexplore.ieee.org
The recognition and estimation of frequency-modulated continuous-wave (FMCW) radar
signals are critical for both military electronic countermeasures and civilian autonomous …