Results 21 to 30 of about 773,085 (199)

Design and Implementation of a FPGA and DSP Based MIMO Radar Imaging System [PDF]

open access: yes, 2015
The work presented in this paper is aimed at the implementation of a real-time multiple-input multiple-output (MIMO) imaging radar used for area surveillance.
Dong Liang   +4 more
core   +2 more sources

An Under-Sampling Array Signal Processing Method Based on Improved Hadamard Matrix

open access: yesApplied Sciences, 2022
The compressive sensing method is an effective way of under-sampling array signal processing, and the measurement matrix is a key technology of compressive sensing processing, which is of decisive significance to improve the performance of under-sampling
Tongjing Sun   +4 more
doaj   +1 more source

Analysis of the Dynamic Sensitivity of Hemisphere-Shaped Electrostatic Sensors’ Circular Array for Charged Particle Monitoring

open access: yesSensors, 2016
Electrostatic sensor arrays (ESAs) are promising in industrial applications related to charged particle monitoring. Sensitivity is a fundamental and commonly-used sensing characteristic of an ESA.
Xin Tang   +4 more
doaj   +1 more source

Computationally efficient angle estimation of bistatic MIMO radar based on multimodal optimization

open access: yesElectronics Letters, 2023
In this letter, a computationally efficient multiple signal classification (MUSIC)‐based evolutionary algorithm for angle estimation of bistatic multiple‐input multiple‐output (MIMO) radar is proposed.
Yanan Du   +3 more
doaj   +1 more source

A radar extended target angle estimation method based on effective phase clustering

open access: yesThe Journal of Engineering, 2023
For high‐resolution radar, traditional direction of arrival (DOA) angle measuring algorithms for point‐like targets cannot be directly applied to extended targets.
Shuhao Zhang   +4 more
doaj   +1 more source

Array signal processing for maximum likelihood direction-of-arrival estimation [PDF]

open access: yes, 2013
Emitter Direction-of-Arrival (DOA) estimation is a fundamental problem in a variety of applications including radar, sonar, and wireless communications.
He, B., Li, M., Lu, Y.
core   +1 more source

Analysis of MIMO antenna array based on electromagnetic vector sensor

open access: yesTongxin xuebao, 2013
EVS(electromagnetic vetor sensor) signal processing method was combined with traditional MIMO signal processing method and three-dimensional channel model of multi-antenna array was set up.The algorithm of multiple signal classification (MUSIC) was ...
Jie ZHOU, Lin QIU, Kikuchi HISAKAZU
doaj   +2 more sources

Hyperparameter free sparse estimation for wideband multiple‐input‐multiple‐output radar direction finding without secondary data

open access: yesIET Radar, Sonar & Navigation
The estimation of target directions of arrival (DOA) for wideband multiple‐input‐multiple‐output (MIMO) radar is investigated in this article. First, the authors establish a signal model for wideband MIMO radar systems.
Jiong Xiao, Bo Tang
doaj   +1 more source

Signal processing at the Poker Flat MST radar [PDF]

open access: yes, 1983
Signal processing for Mesosphere-Stratosphere-Troposphere (MST) radar is carried out by a combination of hardware in high-speed, special-purpose devices and software in a general-purpose, minicomputer/array processor.
Carter, D. A.
core   +1 more source

A DOA Estimation Method for Sparse Array Based on DFT Spectrum of Received Signals

open access: yesIEEE Access, 2022
In the direction of arrival (DOA) estimation of sparse array received signals, the estimation accuracy of the grid search method in compressed sensing is improved with the increase of over-complete redundant dictionary elements.
Liye Zhang   +4 more
doaj   +1 more source

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