Pulsed-chaos MIMO radar based on a single flat-spectrum and Delta-like autocorrelation optical chaos source

W Feng, N Jiang, Y Zhang, J Jin, A Zhao, S Liu… - Optics …, 2022 - opg.optica.org
We propose and demonstrate a pulsed-chaos multiple-input-multiple-output (MIMO) radar
system in this paper. In the proposed MIMO radar system, multi-channel pulsed chaotic …

High-resolution radar ranging based on the ultra-wideband chaotic optoelectronic oscillator

Z Xu, H Tian, L Zhang, Q Zhao, Z Zhang, S Zhang… - Optics …, 2023 - opg.optica.org
A high-resolution radar ranging scheme is proposed and demonstrated based on the ultra-
wideband chaotic optoelectronic oscillator (OEO). Through biasing the electro-optic intensity …

FPGA-based digital chaotic anti-interference lidar system

L Feng, H Gao, J Zhang, M Yu, X Chen, W Hu, L Yi - Optics Express, 2021 - opg.optica.org
We use the chaotic signal generated by a field-programmable gate array (FPGA) to establish
a digital chaotic pulse lidar system, which can achieve mid-range detection and high …

On-Chip photonic generation of tunable wideband phase-coded linearly-chirped microwave waveforms

X Hong, Y Cheng, B Wang… - Journal of Lightwave …, 2023 - ieeexplore.ieee.org
On-chip photonic generation of tunable wideband phase-coded linearly-chirped microwave
waveforms (PC-LCMWs) is proposed and experimentally demonstrated. The on-chip …

[PDF][PDF] 基于完全互补码波形的非零多普勒目标检测

张妤歆, 洪升, 付勇强, 屈思宇 - 雷达科学与技术, 2022 - radarst.cnjournals.com
本文将完全互补码(CompleteComplementaryCode, CCC) 应用于多输入多输出(
MultipleInputMultipleOutput, MIMO) 雷达目标探测中, 针对具有非零多普勒的多目标检测问题 …

Recurrent Waveform Optimization for Desired Range-Doppler Profile With Low Probability of Interception: A Particle Filter Approach

X Feng, L Wu, Y Zhao, Z Zhao, K Diao… - … on Aerospace and …, 2023 - ieeexplore.ieee.org
Modern cognitive radars, armed with knowledge-aided waveforms, exhibit considerable
effectiveness in detecting low-speed, small radar cross-section (RCS) targets, while …

Low probability of intercept‐based OFDM radar waveform design for target time delay estimation in a cooperative radar‐communications system

C Shi, Y Wang, F Wang, S Salous… - IET Radar, Sonar & …, 2019 - Wiley Online Library
In this study, a low probability of intercept (LPI)‐based orthogonal frequency division
multiplexing radar waveform design strategy is developed for target time delay estimation in …

Designing sequences with minimized mean sidelobe level for cognitive radars

HE Najafabadi, H Leung, PW Moo - IEEE Access, 2021 - ieeexplore.ieee.org
In this paper, a set of sequences is developed with a minimized mean sidelobe level (MSL).
The problem is formulated for cognitive radars using the l 1-norm, where the target cognition …

A GPU‐based real‐time processing system for frequency division multiple‐input‐multiple‐output radar

G Liu, Y Bao, N Yue, S Wang, H Wu… - IET Radar, Sonar & …, 2023 - Wiley Online Library
Abstract Multiple‐Input‐Multiple‐Output (MIMO) radar has the characteristic of multiple
antenna channels, bringing on a big data volume for signal processing. Therefore, the trade …

Orthogonal anti-jamming waveform design with extended Doppler tolerance based on the LFM-PC signal

Y Cheng, J Zhang, C Li, D Zhu - Digital Signal Processing, 2022 - Elsevier
Designing orthogonal waveforms based on linear frequency modulation and phase-coded
(LFM-PC) signals with extended Doppler tolerance plays a vital role in multiple-input …