Results 21 to 30 of about 8,710,421 (177)

Spectrally compatible multiple‐input multiple‐output radar waveform design based on alternating direction method of multipliers

open access: yesIET Signal Processing, 2022
Multiple‐input multiple‐output (MIMO) radar waveform design in a spectrally crowded environment is a challenging problem. In this study, the issue of MIMO radar waveform design in coexistence with communication systems is investigated by maximising the ...
Rui Yang   +3 more
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   +2 more sources

Incoherent Detection Performance Analysis of the Distributed Multiple-Input Multiple-Output Radar for Rice Fluctuating Targets

open access: yesRemote Sensing
Utilizing spatial diversity, the distributed multiple-input multiple-output (MIMO) radar has the potential advantage of improving system detection performance.
Zhuo-Wei Miao, Jianbo Wang
doaj   +2 more sources

A Novel Waveform Optimization Method for Orthogonal-Frequency Multiple-Input Multiple-Output Radar Based on Dual-Channel Neural Networks. [PDF]

open access: yesSensors (Basel)
The orthogonal frequency-division multiplexing (OFDM) mode with a linear frequency modulation (LFM) signal as the baseband waveform has been widely studied and applied in multiple-input multiple-output (MIMO) radar systems.
Xia M, Gong W, Yang L.
europepmc   +2 more sources

Height Measurement Method for Meter-Wave Multiple Input Multiple Output Radar Based on Transmitted Signals and Receive Filter Design. [PDF]

open access: yesSensors (Basel)
To address the issue of low-elevation target height measurement in the Multiple Input Multiple Output (MIMO) radar, this paper proposes a height measurement method for meter-wave MIMO radar based on transmitted signals and receive filter design ...
Qin C, Zhang Q, Zheng G, Fu X, Zheng H.
europepmc   +2 more sources

Colocated multiple-input multiple-output radars for smart mobility [PDF]

open access: yes, 2022
In recent years, radars have been used in many applications such as precision agriculture and advanced driver assistant systems. Optimal techniques for the estimation of the number of targets and of their coordinates require solving multidimensional optimization problems entailing huge computational efforts.
openaire   +2 more sources

Three‐dimensional decoupling imaging method for wideband two‐dimensional multiple‐input‐multiple‐output radar

open access: yesIET Radar, Sonar & Navigation, 2022
Wideband two‐dimensional multiple input multiple output (MIMO) radar can be used for target three‐dimensional (3‐D) imaging. As the echo of wideband MIMO radar is derived from both time and spatial sampling, the time‐frequency coupling is contained ...
Shanshan Ding   +4 more
doaj   +1 more source

FMCW multiple‐input multiple‐output radar with iterative adaptive beamforming [PDF]

open access: yesIET Radar, Sonar & Navigation, 2018
This work presents the design of a frequency modulated continuous wave (FMCW) multiple‐input multiple‐output radar system with collocated antennas. A key part of this article is the modification and application of the iterative adaptive algorithm (IAA) for digital beamforming to an FMCW radar system.
Eckhardt, Johannes M.   +4 more
openaire   +1 more source

Direction of arrival estimation of airborne multiple‐input multiple‐output radar in multipath environment

open access: yesIET Radar, Sonar & Navigation, 2021
Airborne multiple‐input multiple‐output (MIMO) radar can transmit orthogonal waveforms to increase the range of the detection target. However, in a multipath environment, airborne MIMO radar also has energy radiated to the target through multipath ...
Yili Hu   +3 more
doaj   +1 more source

Optimisation of practically constrained waveforms for Rician target detection with multiple‐input‐multiple‐output radar

open access: yesIET Radar, Sonar & Navigation, 2022
In this paper, the waveform design for Rician target detection with multiple‐input‐multiple‐output radar is addressed. The relative entropy between the distributions of the observations under two hypotheses is employed as the design metric.
Xuyang Wang, Bo Tang, Ming Zhang
doaj   +1 more source

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