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Introduction to the Issue on Advanced Signal Processing Techniques for Radar Applications

Maria S. Greco, Yuri Abramovich, Jean-Philippe Ovarlez, Hongbin Li, Xiaopeng Yang
2015 IEEE Journal on Selected Topics in Signal Processing  
In the paper "Waveform design for MIMO radars with matrix completion," by S. Sun and A.  ...  Yazici, presents a novel image formation method for passive SAR imaging based on a gradient-descent iterative reconstruction algorithm, particularly robust to phase errors.  ... 
doi:10.1109/jstsp.2015.2497458 fatcat:7tssxg3xw5g7pnxku5zjahhg7e

2012 Index IEEE Transactions on Geoscience and Remote Sensing Vol. 50

2012 IEEE Transactions on Geoscience and Remote Sensing  
., +, TGRS Nov. 2012 4626-4641 Image Formation Algorithm for Asymmetric Bistatic SAR Systems With a Fixed Receiver.  ...  ., +, TGRS Nov. 2012 4599-4609 Radar detection A Portable Real-Time Digital Noise Radar System for Through-the-Wall Imaging. Chen, P.  ...  Radar resolution A Novel Method for Imaging of Group Targets Moving in a Formation. Bai, X., +, TGRS Jan. 2012  ... 
doi:10.1109/tgrs.2012.2229656 fatcat:hjrotpfsqzhxlnnme27ftv33cu

The case for combining a large low‐band VHF transmitter with multiple receiving arrays for geospace research: A Geospace Radar

D.L. Hysell, J.L. Chau, W.A. Coles, M.A. Milla, K. Obenberger, J. Vierinen
2019 Radio Science  
A number of applications for a geospace radar with the new and improved capabilities are reviewed including studies of meteor echoes, mesospheric and stratospheric turbulence, ionospheric flows, plasmaspheric  ...  We then discuss recent developments in radio-array technology that could be exploited in the development of a geospace radar with new or substantially improved capabilities compared to the radars in use  ...  Acknowledgments The Jicamarca Radio Observatory is a facility of the Instituto Geofisíco del Perú operated with support from NSF Award AGS-1732209 to Cornell.  ... 
doi:10.1029/2018rs006688 fatcat:qip2pjx5azarzpzf7qgvedt424

Synthetic Aperture Radar (SAR) Imaging Basics [chapter]

2011 Synthetic Aperture Radar Polarimetry  
A real aperture radar uses the same imaging mechanism as a passive optical system for the along-track direction.  ...  CHAPTER 1 SYNTHETIC APERTURE RADAR (SAR) IMAGING BASICS The word "radar" is an acronym for "radio detection and ranging."  ... 
doi:10.1002/9781118116104.ch1 fatcat:sjn34ean2zd4zfqjszyf5m3dnu

Spaceborne synthetic-aperture imaging radars: Applications, techniques, and technology

C. Elachi, T. Bicknell, R.L. Jordan, Chialin Wu
1982 Proceedings of the IEEE  
Absrrclet-ln the last four years, the f ' i i two Earthabiting, space borne, synthetic-aperture imaging radars (SAR) were s u d y developed and operated.  ...  The data acquired with these semrs extended the capability of Earth re(ywces and oceansurfice observation into a new region of the electromagnetic spectrum.  ...  All these sensors are passive in nature, i.e., they detect the energy which is generated by the sun or the surface.  ... 
doi:10.1109/proc.1982.12448 fatcat:pfcw6zacdbcxtch5vtnb75ifcy

Table of contents

2018 2018 14th IEEE International Conference on Signal Processing (ICSP)  
doi:10.1109/icsp.2018.8652480 fatcat:elhxwghl3zbdflbxblxafw2f7i

Very-high-resolution mapping of river-immersed topography by remote sensing

Denis Feurer, Jean-Stéphane Bailly, Christian Puech, Yann Le Coarer, Alain A. Viau
2008 Progress in physical geography  
Hence we propose an application of two techniques, radiometric models and through-water photogrammetry, with very high-resolution passive optical imagery, light platforms, and off-the-shelf cameras.  ...  These techniques can be divided into two types: active remote sensing, such as ground penetrating radar and bathymetric lidar; or passive remote sensing, such as through-water photogrammetry and radiometric  ...  Hence, we decided to test the two passive methods with this specifi c equipment, easily exploitable in field and affordable for the majority.  ... 
doi:10.1177/0309133308096030 fatcat:56fszkkyyzcodjiex4bvsnfsxy

A Fourier-Based Image Formation Algorithm for Geo-Stationary GNSS-Based Bistatic Forward-Looking Synthetic Aperture Radar

Zhangfan Zeng, Zhiming Shi, Sainan Xing, Yongcai Pan
2019 Sensors  
In the end, a set of simulations including the image formation algorithm, focusing depth and spatial resolution were conducted for verification.  ...  To address this information gap, this paper proposes a preliminary image formation algorithm for GeoSta-GNSS-BFLSAR. The full details of the mathematical derivation are given.  ...  There are two major challenges for GeoSta-GNSS-BFLSAR imaging.  ... 
doi:10.3390/s19091965 fatcat:cbonx5rejbhobayufzdh6adfvq

Solar radioastronomy with the LOFAR (low frequency array) radio telescope

Stephen White, Namir E. Kassim, William C. Erickson, Stephen L. Keil, Sergey V. Avakyan
2003 Innovative Telescopes and Instrumentation for Solar Astrophysics  
The Sun will always be in LOFAR's field of view during daylight hours, and particularly during periods of high solar activity the Sun will be a prominent (and highly variable) feature of the low-frequency  ...  A diverse range of low-frequency emissions is generated by the Sun that carry information about processes taking place in the Sun's atmosphere.  ...  Basic research in radio astronomy at the Naval Research Laboratory is supported by the Office of Naval Research. We thank Pat Crane for comments.  ... 
doi:10.1117/12.460362 fatcat:mqnx647765gh5gcmhb4i67cim4

A Synoptic Review on Deriving Bathymetry Information Using Remote Sensing Technologies: Models, Methods and Comparisons

Shridhar D. Jawak, Somashekhar S. Vadlamani, Alvarinho J. Luis
2015 Advances in Remote Sensing  
RS of bathymetry can be categorised into two broad classes: active RS and passive RS.  ...  Passive RS methods are based on passive satellite sensors, which detect sunlight (natural source of light) radiation reflected from the earth and thermal radiation in the visible and infrared portion of  ...  Rushikesh Kulkarni (SIT), for their cooperation. We also thank Ms. Prachi Vaidya, India for her constructive comments on the draft version of the manuscript. This is NCAOR contribution No. 17/2015.  ... 
doi:10.4236/ars.2015.42013 fatcat:owffhg4o3bcipba3vm4vmpsfyy

Precipitation Characteristics of Trade Wind Clouds during RICO Derived from Radar, Satellite, and Aircraft Measurements

Eric R. Snodgrass, Larry Di Girolamo, Robert M. Rauber
2009 Journal of Applied Meteorology and Climatology  
Radar data were collocated with data from the Multiangle Imaging Spectroradiometer (MISR) to develop relationships between cloud-top height, cloud fraction, 866-nm bidirectional reflectance factor (BRF  ...  For cloudy pixels having detectable rain, average rainfall rates increased from ;1 to 4 mm h 21 as cloud-top heights increased from ;1 to 4 km.  ...  We especially thank the RICO team-in particular, the NCAR SPolKa radar team and the C-130  ... 
doi:10.1175/2008jamc1946.1 fatcat:3m5gvkijozfqzcn5fqxqakhiue

2019 Index IEEE Transactions on Geoscience and Remote Sensing Vol. 57

2019 IEEE Transactions on Geoscience and Remote Sensing  
., Incorporating Temporary Coherent Li, X., Yeo, T.S., Yang, Y., Chi, C., Zuo, F., Hu, X., and Pi, Y., Refo-cusing and Zoom-In Polar Format Algorithm for Curvilinear Spotlight SAR Imaging on Arbitrary  ...  ., Insect Biological Parameter Estimation Based on the Invariant Target Parameters of the Scattering Matrix; TGRS Aug. 2019 6212-6225 Hu, C., see Zhang, M., TGRS Sept. 2019 6666-6674 Hu, C., Zhang,  ...  ., +, TGRS Oct. 2019 7972-7985 Through-the-Multilayered Wall Imaging Using Passive Synthetic Aperture Radar.  ... 
doi:10.1109/tgrs.2020.2967201 fatcat:kpfxoidv5bgcfo36zfsnxe4aj4

Introduction of Radar Scattering Application in Remote Sensing and Diagnostics: Review

Sidra Batool, Fabrizio Frezza, Fabio Mangini, Patrizio Simeoni
2020 Atmosphere  
The manuscript reviews the current literature on scattering applications of RADAR (Radio Detecting And Ranging) in remote sensing and diagnostics.  ...  Both the fundamental parameters involved in scattering mechanisms of RADAR applications and the factors affecting RADAR performances are also discussed.  ...  sources (e.g., natural fonts of energy such as Sun and stars), and in this case, the radar system is defined as passive.  ... 
doi:10.3390/atmos11050517 fatcat:f46v5krtjbgujgjqrn5gr3on3y

Detection of large grains in the coma of Comet C/2001 A2 (LINEAR) from Arecibo radar observations

Michael C. Nolan, John K. Harmon, Ellen S. Howell, Donald B. Campbell, Jean-Luc Margot
2006 Icarus (New York, N.Y. 1962)  
This is the first firm detection of depolarization in a grain-coma radar echo and indicates that the largest grains are at least lambda / 2 or 2 cm in radius.  ...  The grains are moving at tens of m/s with respect to the nucleus. The non-detection of the nucleus places an upper limit of 3 km on its diameter.  ...  Acknowledgments The Arecibo Observatory is part of the National Astronomy and Ionosphere Center, which is operated by Cornell University under a cooperative agreement with the National Science Foundation  ... 
doi:10.1016/j.icarus.2005.11.010 fatcat:hiinmeepebdlthyxynvkzfvjxi

Review on Vehicle Detection Technology for Unmanned Ground Vehicles

Qi Liu, Zirui Li, Shihua Yuan, Yuzheng Zhu, Xueyuan Li
2021 Sensors  
This article firstly introduces commonly used sensors for vehicle detection, lists their application scenarios and compares the strengths and weakness of different sensors.  ...  Finally, promising research topics in the future study of vehicle detection technology for UGVs are discussed in detail.  ...  Conflicts of Interest: The authors declare no conflict of interest.  ... 
doi:10.3390/s21041354 pmid:33672976 fatcat:ammlsccxbbhgpkx6r5vod7ciuy
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