Results 21 to 30 of about 2,816,780 (300)

Collaborative transmit resource scheduling and waveform selection for target tracking in multistatic radar system

open access: yesIET Radar, Sonar & Navigation, 2021
This paper proposes a collaborative transmit resource scheduling and waveform selection (CTRSWS) strategy for target tracking in multistatic radar system which consists of one transmitter and an arbitrary number of receivers.
Yijie Wang   +3 more
doaj   +1 more source

Sequence Set Design for a New LFM-PC Hybrid Modulated Radar Signal

open access: yesSensors, 2021
In this paper we study the code design problem of a new form of linear frequency modulation phase-coded (LFM-PC) hybrid signal with wide Doppler tolerance based on a range-Doppler discrete ambiguity function (DAF) to get better detection performance and ...
Shiyi Li   +3 more
doaj   +1 more source

Photonics-Based High-Resolution 3D Inverse Synthetic Aperture Radar Imaging

open access: yesIEEE Access, 2019
A photonics-based radar for high-resolution 3D microwave imaging is proposed and demonstrated, in which high range resolution is achieved by employing a wideband linearly frequency modulated signal, and high cross-range resolution in both azimuth and ...
Xingwei Ye   +4 more
doaj   +1 more source

Low probability of intercept‐based cooperative node selection and transmit resource allocation for multi‐target tracking in multiple radars architecture

open access: yesIET Signal Processing, 2022
A low probability of intercept (LPI)‐based cooperative node selection and transmit resource allocation (CNS‐TRA) strategy is proposed for multi‐target tracking in multiple radars architecture (MRA).
Lintao Ding   +3 more
doaj   +1 more source

Optimal Power Allocation Algorithm for Radar Network Systems Based on Low Probability of Intercept Optimization(in English)

open access: yesLeida xuebao, 2014
A novel optimal power allocation algorithm for radar network systems is proposed for Low Probability of Intercept (LPI) technology in modern electronic warfare. The algorithm is based on the LPI optimization.
Shi Chen-guang   +3 more
doaj   +1 more source

Radar Imaging with EISCAT 3D [PDF]

open access: yesAnnales Geophysicae, 2020
Abstract. A new incoherent scatter radar called EISCAT 3D is being constructed in Northern Scandinavia. It will have the capability of producing volumetric images of ionospheric plasma parameters using aperture synthesis radar imaging. This study uses the current design of EISCAT 3D to explore the theoretical radar imaging performance and compares ...
Johann Stamm   +4 more
openaire   +4 more sources

Ultralow Phase Noise Optoelectronic Oscillator and Its Application to a Frequency Synthesizer

open access: yesLeida xuebao, 2019
We propose a novel injection-locked OptoElectronic Oscillator (OEO) with ultralow phase noise based on two cascaded phase modulators, which is further applied to construct a frequency synthesizer.
LIU Shifeng   +6 more
doaj   +1 more source

Joint Optimization of Transmit Power and Dwell Time for Asynchronous Multi-target Tracking in Heterogeneous Multiple Radar Networks with Imperfect Detection

open access: yesLeida xuebao, 2023
The joint optimization problem of transmit power and dwell time of radar for asynchronous multi-target tracking in heterogeneous multiple radar networks with imperfect detection is investigated.
Chenguang SHI   +3 more
doaj   +1 more source

Distributed Multi-target Localization System Based on Optical Wavelength Division Multiplexing Network

open access: yesLeida xuebao, 2019
A distributed multi-target localization system based on optical Wavelength Division Multiplexing (WDM) network is demonstrated. The wideband orthogonal waveforms are generated by introducing the chaotic OptoElectronic Oscillator (OEO).
ZHU Dan   +4 more
doaj   +1 more source

Radar and Sonar Imaging and Processing [PDF]

open access: yesRemote Sensing, 2020
The 21 papers (from 61 submitted) published in the Special Issue “Radar and Sonar Imaging Processing” highlighted a variety of topics related to remote sensing with radar and sonar sensors. The sequence of articles included in the SI dealt with a broad profile of aspects of the use of radar and sonar images in line with the latest scientific trends ...
Andrzej Stateczny   +2 more
openaire   +2 more sources

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