Results 31 to 40 of about 2,816,780 (300)

Multidimensional Waveform Encoding for Synthetic Aperture Radar Remote Sensing [PDF]

open access: yes, 2007
This paper introduces and analyses the innovative concept of multidimensional waveform encoding for spaceborne synthetic aperture radar (SAR). The combination of this technique with digital beamforming on receive enables a new class of highly ...
Moreira, Alberto   +5 more
core   +1 more source

Microwave Radar-Based Breast Cancer Detection:Imaging in Inhomogeneous Breast Phantoms [PDF]

open access: yes, 2009
This letter presents, for the first time, experimental work on microwave breast cancer imaging using inhomogeneous breast phantoms. A recently designed 31-antenna array is used in imaging experiments. The imaging system operates in the full ultrawideband
A. Preece   +11 more
core   +1 more source

Adaptive waveform design for imaging MIMO radar systems

open access: yes, 2022
6 S.One limitation of MIMO imaging radar systems is the waveform diversity available for the transmitters. Indeed, different properties for the transmitted signals, such as orthogonality and Doppler tolerance, are required in order to obtain good imaging
Cerutti-Maori, D., Riche, V., Klare, J.
core   +1 more source

Multi-Mission Oriented Joint Optimization of Task Assignment and Flight Path Planning for Heterogeneous UAV Cluster

open access: yesRemote Sensing, 2023
This paper puts forward a joint optimization algorithm of task assignment and flight path planning for a heterogeneous unmanned aerial vehicle (UAV) cluster in a multi-mission scenario (MMS). The basis of the proposed algorithm is to establish constraint
Xili Dong   +3 more
doaj   +1 more source

Polarimetric calibration strategy for long-duration imaging with a ground-based SAR [PDF]

open access: yes, 2005
The Ground-Based Synthetic Aperture Radar (GB-SAR) facility in the UK provides high-resolution, fully polarimetrically calibrated L- through X-band SAR imagery, principally of targets of remote sensing interest such as soils and vegetation.
Morrison, Keith   +9 more
core   +1 more source

Radar and Sonar Imaging and Processing

open access: yes, 2021
The Special Issue “Radar and Sonar Imaging Processing” is a collection of 21 articles exploring many topics related to remote sensing with radar and sonar sensors. In this editorial, we present short introductions of the published articles. The series of

core   +1 more source

CNN-Based Target Detection and Classification When Sparse SAR Image Dataset is Available

open access: yesIEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing, 2021
Synthetic aperture radar (SAR) is an earth observation technology that can obtain high-resolution image in all-weather and all-time conditions, and hence, has been widely used in civil and military applications.
Hui Bi   +4 more
doaj   +1 more source

A New Method of Robust Ground Moving Target Detection Under Different Backgrounds of Airborne SAR Based on Spatial Deformable Module

open access: yesIEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing
Combined with the synthetic aperture radar (SAR) imaging algorithm, diverse simulation sample sets of ground moving targets are constructed to tackle the problem of insufficient measured data in the SAR ground moving target indication algorithm based on ...
He Yan   +8 more
doaj   +1 more source

Design and Performance Analysis of Sparse TOPS SAR Mode

open access: yesIEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing, 2022
Terrain observation by progressive scans (TOPS) is a novel and promising wide-swath synthetic aperture radar (SAR) imaging mode, which overcomes the scalloping effect existing in ScanSAR.
Hui Bi   +6 more
doaj   +1 more source

An Extended Robust Chance-Constrained Power Allocation Scheme for Multiple Target Localization of Digital Array Radar in Strong Clutter Environments

open access: yesRemote Sensing, 2023
The traditional power allocation method for multi-target localization adopts the Robust Chance Constrained Power Allocation Scheme (RCC-PA), which does not consider the strong clutter characteristics in the current radar detection environment.
Chenyan Xue, Ling Wang, Daiyin Zhu
doaj   +1 more source

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