Results 51 to 60 of about 118,997 (243)

Hybrid polarimetry inverse synthetic aperture radar

open access: yesIET Radar, Sonar &Navigation, Volume 19, Issue 1, January/December 2025.
The CTLR hybrid‐pol ISAR offers an efficient solution for non‐cooperative target applications, striking an optimal balance between conventional single‐pol ISAR and the widely used full‐pol ISAR. This approach is particularly advantageous for compact radar systems, such as those used in drones and small ground‐radar setups, where it could prove to be a ...
Ajeet Kumar   +2 more
wiley   +1 more source

Characterisation of Resident Space Objects and Synchronisation Error Compensation in Multistatic Interferometric Inverse Synthetic Aperture Radar Imaging

open access: yesIET Radar, Sonar &Navigation, Volume 19, Issue 1, January/December 2025.
This article presents a study on interferometric inverse synthetic aperture radar (ISAR) for three‐dimensional imaging and rotational velocity estimation. The study focuses on synchronisation error compensation in a multistatic setup with three ground‐based radars and non‐orthogonal baselines.
Manjunath Thindlu Rudrappa   +3 more
wiley   +1 more source

Inverse Synthetic Aperture Radar Imaging Theory and Application [PDF]

open access: yes, 2011
Inverse Synthetic Aperture Radar (ISAR) is an electromagnetic sensing system that is capable of producing high resolution microwave images of moving targets.
Lopez, Jaime Xavier
core   +1 more source

Advanced ISAR processing applied to VHR SAR data for security applications [PDF]

open access: yes
This work consolidates the existing results in the field of information extraction from spaceborne SAR imagery based on Inverse Synthetic Aperture Radar (ISAR) techniques, as well as enhances the understanding of the phenomenology, the models, the ...
Clemente C.   +9 more
core   +1 more source

Analysis for sparse channel representation based on dictionary learning in massive MIMO systems

open access: yesIET Communications, Volume 18, Issue 20, Page 1728-1740, December 2024.
We provide a qualitative analytical formula for dictionary sparse representation accuracy and establish an optimal upper bound. Abstract The accuracy analysis of dictionary sparse representation for channels in massive MIMO systems is a relatively unexplored field.
Qing‐Yang Guan
wiley   +1 more source

RCS computation and data analysis of target base FEKO

open access: yesDianzi Jishu Yingyong, 2018
Radar engineers often have special requirement for the RCS data computation and analysis of target. The investigation of target delectability can been obtained by 1-dimensional probability density functions(PDF) and 2-dimensional RCS intensity.
Qin Qin   +3 more
doaj   +1 more source

Imaging of High-Speed Aerial Targets With ISAR Installed on a Moving Vessel

open access: yesIEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing, 2023
An inverse synthetic aperture radar (ISAR) technique is proposed to acquire high-resolution steady images of high-speed aerial target with radar installed on a moving vessel.
Dau-Ming Wu, Jean-Fu Kiang
doaj   +1 more source

Ship dynamics for maritime ISAR imaging. [PDF]

open access: yes, 2008
Demand is increasing for imaging ships at sea. Conventional SAR fails because the ships are usually in motion, both with a forward velocity, and other linear and angular motions that accompany sea travel. Because the target itself is moving, this becomes
Doerry, Armin Walter
core   +1 more source

Classification Of Automotive Targets Using Inverse Synthetic Aperture Radar Images [PDF]

open access: yesarXiv, 2021
We present a framework for simulating realistic inverse synthetic aperture radar images of automotive targets at millimeter wave frequencies. The model incorporates radar scattering phenomenology of commonly found vehicles along with range-Doppler based clutter and receiver noise. These images provide insights into the physical dimensions of the target,
arxiv  

A method of 2D and 3D display of radar terminal base on programmable pipeline

open access: yesIET Radar, Sonar &Navigation, Volume 18, Issue 12, Page 2513-2520, December 2024.
In contrast to the ideal 3D display for meteorological radar, there is no 3D mode in the military engineering field. How to realise the 2D and 3D display for general radar terminal efficiently using the local graphics processing unit (GPU), which is impossible to realise with the traditional method of field programmable gate array now, has became an ...
Zhenkui Miao   +3 more
wiley   +1 more source

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