Skip to content

Joel T. Johnson

Publication record assembled from the DBLP archive of ranked conferences.

Papers indexed

125

Venues

2

Active years

2002–2025

Best venue rank

C

Where they publish

Papers

125 indexed papers, newest first.

YearVenueTitleAuthors
2025ACSSCToward algorithmic workflows for passive correlation-based radar imaging.Julien Chaput, Secil Dogan, James Wright, Mohammad Al-Khaldi, Joel T. Johnson, Emre Ertin, Jeremiah Lightner, Morris Cohen, David Hysell
2024IGARSSImpact of Spectral Spreading Functions on Modeling the Sea Backscatter Cross Section at Microwave Frequencies.Jakov V. Toporkov, Jeffrey D. Ouellette, Joel T. Johnson
2024IGARSSEstimating the Retrieval Performance of Passive Remote Sensing Under Alternate Spectrum Sharing Scenarios.Nicholas J. Brendle, Joel T. Johnson, David Starobinski, Jonathan Chamberlain
2024IGARSSA Study of the Second Order Small Slope Approximation for L-Band Backscattering from Soil Surfaces.Dustin Horton, Joel T. Johnson, Mohammad M. Al-Khaldi, Jeonghwan Park, Rajat Bindlish
2024IGARSSSimulations of Ocean Surface Bistatic Doppler Spectra with the Small Slope Approximation.Joel T. Johnson, Robert J. Burkholder, Joseph Gedney, Jakov V. Toporkov, Jeffrey Ouellette, Shanka N. Wijesundara
2024IGARSSRemote Sensing Earth's Cryosphere with 0.5-2.0 Ghz Microwave Radiometry: Recent Updates.Joel T. Johnson, Kenneth C. Jezek, Marco Brogioni, Leung Tsang, Caglar Yardim, Emre Ertin, Nithin Sugavanam, Mark J. Andrews, Lars Kaleschke, Giovanni Macelloni, Shujie Wang
2023IGARSSToward Internal Ice-Sheet Temperature Retrieval Using Microwave Radiometry and Simplified Ice-Flow Models.Nithin Sugavanam, Emre Ertin, Caglar Yardim, Joel T. Johnson, Kenneth C. Jezek, Joseph A. MacGregor
2023IGARSSFirst Results from Mapperr: The Multi-Frequency Active Passive Polar Exploration Radar-Radiometer.Anna L. Broome, Dustin M. Schroeder, Joel T. Johnson
2022IGARSSTime-Series Ratio Algorithm for Nisar Soil Moisture Retrieval.Jeonghwan Park, Rajat Bindlish, Alexandra Bringer, Dustin Horton, Joel T. Johnson
2022IGARSSWideband Radiometric Signatures of Snow Pack in the Keweenaw Peninsula, Michigan, During the Winter of 2021-22.Roger D. De Roo, Joel T. Johnson, Mark S. Andrews, Oguz Demir, Alexandra Bringer
2022IGARSSA Study of the Relationship Between Surface Roughness and GNSS-R Coherent Returns Over Land.Tianlin Wang, Alexandra Bringer, Joel T. Johnson, Mohammad M. Al-Khaldi
2022IGARSSThe Impact of Firn Models on Ultrawideband Brightness Temperatures in the Partially Coherent Model.Haokui Xu, Brooke Medley, Leung Tsang, Joel T. Johnson, Kenneth C. Jezek
2022IGARSSP and L Band Reflectometry Modelling Based on Analytical Kirchhoff Solutions (AKS) with Land Surface Lidar Data.Haokui Xu, Leung Tsang, Jongwoo Jeong, Joel T. Johnson, Alexandra Bringer, Simon Yueh, Xiaolan Xu
2022IGARSSA Study of Dome-C Ice Sheet Parameter Estimation Using 0.5-2 GHz Ultra-Wideband Radiometry.Caglar Yardim, Joel T. Johnson, Kenneth C. Jezek, Mark J. Andrews, Marion Leduc-Leballeur, Marco Brogioni, Giovanni Macelloni
2022IGARSSTowards a Unified Framework for Scattering Models at Microwave and Optical Wavelengths: The Bispinorial Description of Polarization States.Ismail Baris, Thomas Jagdhuber, Harald Anglberger, Andrey Osipov, Franois Jonard, Joel T. Johnson, Thomas Eibert
2022IGARSSMonitoring The L-Band RFI Environment: Tracking RFI Sources Observed by Smap.Alexandra Bringer, Joel T. Johnson, Priscilla N. Mohammed, Sidharth Misra, David M. Le Vine
2022IGARSSModeling the Errors of a Time Series Algorithm for Retrieving Soil Moisture in the NISAR Mission.Alexandra Bringer, Joel T. Johnson, Jeonghwan Park, Rajat Bindlish, Dustin Horton
2022IGARSSAnalysis of LIDAR Digital Elevation Models to Support CYGNSS CAL/VAL Activities.Alexandra Bringer, Tianlin Wang, Joel T. Johnson
2022IGARSSQuantifying the Complimentary Sensitivities of Active and Passive Microwave Measurements to Ice-Sheet Thermal Signatures.Anna L. Broome, Dustin M. Schroeder, Joel T. Johnson
2022IGARSSIce Sheet Melt Water Profile Mapping Using Multi-Frequency Microwave Radiometry.Andreas Colliander, Mohammad Mousavi, Sidharth Misra, Shannon T. Brown, John S. Kimball, Julie Z. Miller, Joel T. Johnson, Mariko Burgin
2022IGARSSSimulation Study of a Probabilistic Measurement Terminator for cloud Radar Systems using Cloudsat data.Jakob DeLong, Joel T. Johnson
2022IGARSSProgress in Time-Series Soil Moisture Retrieval Using L- and S-Band Radar Backscatter.Dustin Horton, Alexandra Bringer, Joel T. Johnson, Jeonghwan Park, Rajat Bindlish
2022IGARSSOn the Cutoff Wavenumber in the Geometrical Optics Theory of Near Specular Scattering from the Sea Surface.Joel T. Johnson, Ethan Raines, Jakov V. Toporkov, Paul A. Hwang, Jeffrey D. Ouellette
2022IGARSSIMPACT OF CYGNSS LEVEL-2 DERIVED WIND FIELDS ON STORM SURGE MODELING.Younghun Kang, Ethan J. Kubatko, Joel T. Johnson, Mohammad AI-Khaldi, Stephen J. Katzberg
2021IGARSSSoil Moisture Retrieval using a Time-Series Ratio Algorithm for the Nisar Mission.Jeonghwan Park, Rajat Bindlish, Alexandra Bringer, Dustin Horton, Joel T. Johnson
2021IGARSSSnowpack Remote Sensing using Wideband Long-Wavelength Microwave Radiometry.Maryam Salim, Roger D. De Roo, Mark J. Andrews, Joel T. Johnson, Alexandra Bringer, Kamal Sarabandi
2021IGARSSLimits on Antarctic Ice Sheet Temperature Estimation using 0.5-2 GHz Ultra-Wideband Radiometry.Caglar Yardim, Mark J. Andrews, Joel T. Johnson, Kenneth C. Jezek, Marion Leduc-Leballeur, Marco Brogioni, Giovanni Macelloni
2021IGARSSA Study of Front End Architectures for the PolarRad 0.5-2 GHZ Microwave Radiometer.Mark J. Andrews, Joel T. Johnson, Matthew McLinden, Sidharth Misra
2021IGARSSAnalyzing the Radio Frequency Interference Environment at Cal/Val Site Locations for the Soil Moisture Active/Passive (SMAP) Mission.Alexandra Bringer, Andreas Colliander, Joel T. Johnson, Simon Yueh, Siharth Misra
2021IGARSSStudies of Terrain Surface Roughness and its Effect on GNSS-R Systems Using Airborne Lidar Measurements.Alexandra Bringer, Joel T. Johnson, Charles K. Toth, Christopher S. Ruf, Mahta Moghaddam
2021IGARSSMeasuring Englacial Temperatures with a Combined Radar-Radiometer.Anna L. Broome, Dustin M. Schroeder, Joel T. Johnson
2021IGARSSIntercomparison of Models for CYGNSS Delay-Doppler Maps at a Validation Site in the San Luis Valley of Colorado.James D. Campbell, Ruzbeh Akbar, Amir Azemati, Alexandra Bringer, Davide Comite, Laura Dente, Scott T. Gleason, Leila Guerriero, Erik Hodges, Joel T. Johnson, Seung-Bum Kim, Amer Melebari, Nazzareno Pierdicca, Bowen Ren, Christopher S. Ruf, Leung Tsang, Haokui Xu, Jiyue Zhu, Mahta Moghaddam
2021IGARSSStudies of the Retrieval of Sea Ice Thickness and Salinity with Wideband Microwave Radiometry.Oguz Demir, Kenneth C. Jezek, Marco Brogioni, Giovanni Macelloni, Lars Kaleschke, Joel T. Johnson
2021IGARSSTime-Series Soil Moisture Retrieval Using S-Band Backscatter Measurements from the SMEX02 Campaign.Dustin Horton, Alexandra Bringer, Joel T. Johnson, Jeonghwan Park, Rajat Bindlish
2020IGARSSMelt Detection Over Greenland Using Smap Radiometer Observations.Seyedmohammad Mousavi, Andreas Colliander, Julie Z. Miller, Dara Entekhabi, Joel T. Johnson, Christopher A. Shuman, John S. Kimball, Zoe R. Courville
2020IGARSSCharacterizing the Coherent Reflected Power Dependence on Rough Surface Height at Low Signal Levels.Ethan Raines, Joel T. Johnson, Robert J. Burkholder
2020IGARSSImprovement of CYGNSS Level 1 Calibration Using Modeling and Measurements of Ocean Surface Mean Square Slope.Tianlin Wang, Valery U. Zavorotny, Joel T. Johnson, Yuchan Yi, Christopher Ruf, Scott Gleason, Darren McKague, Paul A. Hwang, Erick Rogers, Shuyi Chen, Yulin Pan, Thomas Bakker
2020IGARSSP-Band Radiometry: RFI and Calibration for Uwbrad.Mark J. Andrews, Joel T. Johnson, Kenneth C. Jezek, Alexandra Bringer, Marco Brogioni, Giovanni Macelloni, Marion Leduc-Leballeur
2020IGARSSMonitoring Rapid Change in the Atmosphere Using Cygnss Wind Speed Measurements.Alexandra Bringer, Mohammad M. Al-Khaldi, Joel T. Johnson, Jeonghwan Park
2020IGARSSPredicting Soil Moisture Retrieval Performance for the NISAR Mission.Alexandra Bringer, Joel T. Johnson, Rajat Bindlish
2020IGARSSThe GRSS Standard for GNSS-Reflectometry.Hugo Carreno-Luengo, Adriano Camps, Nicolas Flouri, Manuel Martn-Neira, Chris Ruf, Tianlin Wang, Siri Jodha S. Khalsa, Maria Paola Clarizia, Jennifer Reynolds, Joel T. Johnson, Andrew O'Brien, Carmela Galdi, Maurizio di Bisceglie, Andreas Dielacher, Philip Jales, Martin Unwin, Lucinda S. King, Giuseppe Foti, Rashmi Shah, Daniel Pascual, Bill Schreiner, Milad Asgarimehr, Jens Wickert, Serni Rib, Estel Cardellach
2020IGARSSAn Algorithm for Adaptive Determination of Radar Coherent Integration Time.Jakob DeLong, Joel T. Johnson
2020IGARSSUltra Wideband Radiometer Signatures of Arctic Sea Ice: Preliminary Results from the Mosaic Campaign.Oguz Demir, Mark J. Andrews, Kenneth Ayotte, Lars Kaleschke, Kenneth C. Jezek, Joel T. Johnson
2019IGARSSAbove Snow Vegetation Effects on Wideband Autocorrelation Radiometry.Shurun Tan, Maryam Salim, Leung Tsang, Joel T. Johnson, Roger D. De Roo
2019IGARSSIntegration of Cygnss Wind and Wave Observations with the Wavewatch III Numerical Model.Tianlin Wang, Valery U. Zavorotny, Joel T. Johnson, Yuchan Yi, Christopher Ruf
2019IGARSSSwell Effects on Near-Coastal Smap L-Band High-Resolution NRCS Data.Shanka N. Wijesundara, Joel T. Johnson
2019IGARSSFully Adaptive Cloud Profiling Radar Simulation.Jakob DeLong, Mohammad Abu Shattal, Andrew O'Brien, Christopher D. Ball, Joel T. Johnson, Graeme E. Smith
2019IGARSSOpen Source Software for Simulating Collaborative Networks of Autonomous Adaptive Sensors.Ryan Linnabary, Andrew O'Brien, Graeme E. Smith, Christopher D. Ball, Joel T. Johnson
2018IGARSSSentinel-1 & Sentinel-2 for SOIL Moisture Retrieval at Field Scale.Francesco Mattia, Anna Balenzano, Giuseppe Satalino, Francesco P. Lovergine, Jian Peng, Urs Wegmller, Oliver Cartus, Malcolm W. J. Davidson, Seung-Bum Kim, Joel T. Johnson, Jeffrey P. Walker, Xiaoling Wu, Valentijn R. N. Pauwels, Heather McNairn, Thomas Caldwell, Michael H. Cosh, Thomas J. Jackson
2018IGARSSTesting and Operation Planning of the Cubesat Radiometer Radio Frequency Interference Technology Validation (Cuberrt) System.Christa McKelvey, Christopher D. Ball, Chi-Chih Chen, Andrew O'Brien, Graeme E. Smith, Mark J. Andrews, Joseph Landon Garry, Joel T. Johnson, Sidharth Misra, Shannon T. Brown, Robert Jarnot, Rudi Bendig, Carl Felten, Jonathan Kocz, Kevin Horgan, Jared F. Lucey, Carlos Duran-Aviles, Michael Solly, Jinzheng Peng, Jeffrey Piepmeier, Doug Laczkowski, David Hall, Ervin Krauss
2018IGARSSCubeSat Radiometer Radio Frequency Interference Technology (CubeRRT) Validation Mission: Enabling Future Resource-Constrained Science Missions.Sidharth Misra, Shannon T. Brown, Robert Jarnot, Carl Felten, Rudi Bendig, Jonathan Kocz, Christa McKelvey, Christopher D. Ball, Chi-Chih Chen, Andrew O'Brien, Graeme E. Smith, Mark J. Andrews, Joseph Landon Garry, Joel T. Johnson, Priscilla N. Mohammed, Jared F. Lucey, Kevin Horgan, Quenton Bonds, Carlos Duran-Aviles, Michael Solly, Jinzheng Peng, Jeffrey Piepmeier, Doug Laczkowski, Matthew Pallas, Ervin Krauss
2018IGARSSFully Adaptive Remote Sensing Observing System Simulation Experiments.Graeme E. Smith, Adam E. Mitchell, Christopher D. Ball, Andrew O'Brien, Joel T. Johnson
2018IGARSSRecent Advances in Smap RFI Processing.Yan Soldo, David M. Le Vine, Alexandra Bringer, Priscilla N. Mohammed, Paolo de Matthaeis, Jeffrey R. Piepmeier, Joel T. Johnson
2018IGARSSModeling of Sea State Conditions for Improvement of Cygnss L2 Wind Speed Retrievals.Tianlin Wang, Valery U. Zavorotny, Joel T. Johnson, Christopher Ruf, Yuchan Yi
2018IGARSSA Study of Cross-Polarized Sea Clutter Using the SSA2 High Frequency Approximation and the Two-Scale Model.Shanka N. Wijesundara, Joel T. Johnson
2018IGARSSGNSS-R Time-Series Soil Moisture Retrievals from Vegetated Surfaces.Muhammad A. Al-Khaldi, Joel T. Johnson, Andrew O'Brien, Francesco Mattia, Anna Balenzano
2018IGARSSAn Analysis of Bistatic Sea Clutter Statistics.Ahmed M. Balakhder, Joel T. Johnson, Hongkun Li
2018IGARSSCross-Comparison of Three SAR Soil Moisture Retrieval Algorithms Using Synthetic and Experimental Data.Anna Balenzano, Giuseppe Satalino, Francesco P. Lovergine, Francesco Mattia, Oliver Cartus, Malcolm W. J. Davidson, Muhammad A. Al-Khaldi, Joel T. Johnson
2018IGARSSSMAP Mission: Changes in the RFI Environment.Alexandra Bringer, Matthew Daehn, Joel T. Johnson, Yan Soldo, David M. Le Vine, Paolo de Matthaeis, Jeffrey R. Piepmeier, Priscilla N. Mohammed
2018IGARSSInvestigation of Spaceborne Polarimetric GNSS-R Over Land Using the Smap Radar Receiver.Matthew Buchanan, Andrew O'Brien, Joel T. Johnson
2018IGARSSUsing 0.5-2 ghz Microwave Radiometry to Derive Ocean Salinity.Oguz Demir, Alexandra Bringer, Joel T. Johnson, Mark J. Andrews, Ethan Raines, Kenneth C. Jezek, Giovanni Macelloni, Marco Brogioni
2018IGARSSMeasurements of 0.5-2 GHz Thermal Emission Spectra from the Greenland Ice Sheet, Sea Ice, and Permafrost: Results from September 2017 Campaign.Joel T. Johnson, Kenneth C. Jezek, Mark J. Andrews, Hongkun Li, Alexandra Bringer, Caglar Yardim, Domenic Belgiovane, Julie Z. Miller, Michael Durand, Yuna Duan, Giovanni Macelloni, Marco Brogioni, Lars Kaleschke, Shurun Tan, Leung Tsang
2018IGARSSCryorad: A Low Frequency Wideband Radiometer Mission for the Study of the Cryosphere.Giovanni Macelloni, Marco Brogioni, Marion Leduc-Leballeur, Francesco Montomoli, Annett Bartsch, Arnaud Mialon, Catherine Ritz, Josep Closa Soteras, Detlef Stammer, Ghislain Picard, Giacomo De Carolis, Jacqueline Boutin, Joel T. Johnson, Keith W. Nicholls, Kenneth C. Jezek, Kimmo Rautiainen, Lars Kaleschke, Laurent Bertino, Leung Tsang, Michiel van den Broeke, Niels Skou, Steffen Tietsche
2017IGARSSSentinel-1 high resolution soil moisture.Francesco Mattia, Anna Balenzano, Giuseppe Satalino, Francesco P. Lovergine, Alexander Loew, Jian Peng, Urs Wegmller, Maurizio Santoro, Oliver Cartus, Katarzyna Dabrowska-Zielinska, Jan Pawel Musial, Malcolm W. J. Davidson, Simon Yueh, Seung-Bum Kim, Narendra N. Das, Andreas Colliander, Joel T. Johnson, Jeffrey Ouellette, Jeffrey P. Walker, Xiaoling Wu, Heather McNairn, Amine Merzouki, Jarrett Powers, Todd Caldwell, Dara Entekhabi, Michael H. Cosh, Thomas J. Jackson
2017IGARSSThe CubeSat Radiometer Radio Frequency Interference Technology (CubeRRT) validation mission: Performance and development of the Digital Backend technology.Sidharth Misra, Jonathan Kocz, Carl Felten, Robert Jarnot, Rudi Bendig, Shannon T. Brown, Joel T. Johnson
2017IGARSSComparing the cygnss simulator forward scattering model with TDS-1 and cygnss on-orbit DDMS.Andrew O'Brien, Joel T. Johnson
2017IGARSSA study of wind direction effects on GNSS-R delay Doppler maps near the specular point.Jeonghwan Park, Joel T. Johnson
2017IGARSSInvestigating "rapid revisit" observations of cygnss.Jeonghwan Park, Joel T. Johnson, Andrew O'Brien, Yuchan Yi
2017IGARSSA partial coherent model of brightness temperatures of polar ICE sheets at l band incorporating multi-layer roughness effects based on SPM2 theory.Mohammadreza Sanamzadeh, Leung Tsang, Joel T. Johnson
2017IGARSSThe ultra-wideband software defined microwave radiometer (UWBRAD) for ice sheet subsurface temperature sensing: RFI algorithms and performance.Mark J. Andrews, Hongkun Li, Joel T. Johnson, Alexandra Bringer
2017IGARSSThe Ultra-Wideband Software Defined Microwave Radiometer (UWBRAD) for Ice sheet subsurface temperature sensing: Calibration and campaign results.Mark J. Andrews, Hongkun Li, Joel T. Johnson, Kenneth C. Jezek, Alexandra Bringer, Caglar Yardim, Chi-Chih Chen, Domenic Belgiovane, Vladimir Ye. Leuski, Michael Durand, Yuna Duan, Giovanni Macelloni, Marco Brogioni, Shurun Tan, Leung Tsang
2017IGARSSDevelopment of the cubesat radiometer radio frequency interference technology validation (cuberrt) system.Christopher D. Ball, Chi-Chih Chen, Andrew O'Brien, Graeme E. Smith, Christa McKelvey, Mark J. Andrews, Joseph Landon Garry, Joel T. Johnson, Sidharth Misra, Shannon T. Brown, Robert Jarnot, Jonathan Kocz, Damon Bradley, Priscilla N. Mohammed, Jared F. Lucey, Kevin Horgan, Quenton Bonds, Carlos Duran-Aviles, Michael Solly, Jeffrey Piepmeier, Matthew Pallas, Ervin Krauss
2017IGARSSPerformance of SMAP radiometer RFI detection algorithms and analysis of residual RFI sources.Alexandra Bringer, Joel T. Johnson, Priscilla N. Mohammed, Jeffrey R. Piepmeier
2017IGARSSCalibration and validation of the cygnss level 1 data products.Scott Gleason, Christopher Ruf, Maria Paola Clarizia, Joel T. Johnson, Andrew O'Brien, Paul S. Chang, Zorana Jelenak, Faozi Said, Seubson Soisuvarn
2017IGARSSPreliminary study for a spaceborne ultrawideband microwave radiometer for the monitoring of cryosphere elements: The cryorad project.Giovanni Macelloni, Marco Brogioni, Francesco Montomoli, Marion Leduc-Leballeur, Giacomo De Carolis, Lars Kaleschke, Joel T. Johnson, Kenneth C. Jezek
2016IGARSSModeling polarimetric sea surface specular scattering for GNSS-R applications.Jeonghwan Park, Joel T. Johnson, Jeffrey Ouellette
2016IGARSSStudies of TDS-1 GNSS-R ocean altimetry using a "full DDM" retrieval approach.Jeonghwan Park, Joel T. Johnson, Andrew O'Brien, Stephen T. Lowe
2016IGARSSA partially coherent microwave emission model for polar ice sheets with density fluctuations and multilayer rough interfaces from 0.5 to 2 GHZ.Leung Tsang, Tian-Lin Wang, Joel T. Johnson, Kenneth C. Jezek, Shurun Tan
2016IGARSSTesting the feasibility of a bayesian retrieval of greenland ice sheet internal temperature from ultra-wideband software-defined microwave radiometer (UWBRAD) measurements.Yuna Duan, Michael Durand, Kenneth C. Jezek, Caglar Yardim, Alexandra Bringer, Mustafa Aksoy, Joel T. Johnson
2016IGARSSThe CubeSat Radiometer Radio Frequency Interference Technology Validation (CubeRRT) mission.Joel T. Johnson, Chi-Chih Chen, Andrew O'Brien, Graeme E. Smith, Christa McKelvey, Mark J. Andrews, Christopher D. Ball, Sidharth Misra, Shannon T. Brown, Jonathan Kocz, Robert Jarnot, Damon C. Bradley, Priscilla N. Mohammed, Jared F. Lucey, Jeffrey R. Piepmeier
2016IGARSSThe Ultra-wideband Software-Defined Radiometer (UWBRAD) for ice sheet internal temperature sensing: Results from recent observations.Joel T. Johnson, Kenneth C. Jezek, Mustafa Aksoy, Alexandra Bringer, Caglar Yardim, Mark J. Andrews, Chi-Chih Chen, Domenic Belgiovane, Vladimir Ye. Leuski, Michael Durand, Yuna Duan, Giovanni Macelloni, Marco Brogioni, Shurun Tan, Tian-Lin Wang, Leung Tsang
2016IGARSSSoil Moisture Active Passive (SMAP) microwave radiometer radio-frequency interference (RFI) mitigation: Algorithm updates and performance assessment.Joel T. Johnson, Priscilla N. Mohammed, Jeffrey R. Piepmeier, Alexandra Bringer, Mustafa Aksoy
2016IGARSSSurface soil moisture retrieval using L-band SMAP SAR data and its validation.Seung-Bum Kim, Jakob J. van Zyl, Joel T. Johnson, Mahta Moghaddam, Leung Tsang, Andreas Colliander, Roy Scott Dunbar, Thomas J. Jackson, Sermsak Jaruwatanadilok, Richard D. West, Aaron A. Berg, Todd Caldwell, Michael H. Cosh, Ernesto Lpez-Baeza, Marc Thibeault, Jeffrey P. Walker, Dara Entekhabi, Simon Yueh
2015IGARSSA multistatic radar approach to soil moisture and vegetation monitoring at L band.Nazzareno Pierdicca, Marco Brogioni, Leila Guerriero, Simonetta Paloscia, Nicolas Floury, Joel T. Johnson, Jeffrey D. Ouellette, Caglar Yardim
2015IGARSSAn intercomparison of models for predicting bistatic scattering from rough surfaces.Caglar Yardim, Joel T. Johnson, Robert J. Burkholder, Fernando L. Teixeira, Jeffrey Ouellette, Kun-Shan Chen, Marco Brogioni, Nazzareno Pierdicca
2015IGARSSReal-time estimation of ocean wave fields from marine radar data.David R. Lyzenga, Okey G. Nwogu, Robert F. Beck, Andrew O'Brien, Joel T. Johnson, Tony de Paolo, Eric Terrill
2014IGARSSAn examination of multi-frequency microwave radiomtry for probing subsurface ice sheet temperature.Mustafa Aksoy, Joel T. Johnson, Kenneth C. Jezek, Mchael Durad, Mark R. Drinkwater, Govanni Macellonf, Leung Tsang
2014IGARSSRadio frequency interference observations using an L-Band direct sampling receiver during the SMAPVEX12 airborne campaign.Mustafa Aksoy, Joel T. Johnson, Sidharth Misra
2014IGARSSUnderstanding SMOS data in Antarctica.Giovanni Macelloni, Marco Brogioni, Mustafa Aksoy, Joel T. Johnson, Kenneth C. Jezek, Mark Drinkwater
2013IGARSSSMAP RFI mitigation algorithm performance characterization using airborne high-rate direct-sampled SMAPVEX 2012 data.Sidharth Misra, Joel T. Johnson, Mustafa Aksoy, Jinzheng Peng, Damon Bradley, Ian O'Dwyer, Sharmila Padmanabhan, Douglas E. Dawson, Seth L. Chazanoff, Barron Latham, Todd Gaier, Caroline Flores-Helizon, Richard F. Denning
2012IGARSSAn experimental and theoretical study on the sensitivity of cross-polarized backscatter to soil moisture.Anna Balenzano, Francesco Mattia, Giuseppe Satalino, Jeffrey Ouellette, Joel T. Johnson
2012IGARSSAssessment of the impacts of radio frequency interference on SMAP radar and radiometer measurements.Curtis W. Chen, Jeffrey R. Piepmeier, Joel T. Johnson, Hirad Ghaemi
2011ACSSCMIMO radar target measurements.Kyle B. Stewart, Mark Frankford, Joel T. Johnson, Emre Ertin
2011IGARSSRadio frequency interference mitigation for the planned SMAP radar and radiometer.Michael W. Spencer, Samuel F. Chan, Eric Belz, Jeffrey Piepmeier, Priscilla N. Mohammed, Edward Kim, Joel T. Johnson
2011IGARSSA study of sea surface height retrieval using Doppler measurements from numerically simulated low grazing angle backscatter data.Chun-Sik Chae, Joel T. Johnson
2011IGARSSStudies of radio frequency interference in SMOS observations.Joel T. Johnson, Mustafa Aksoy
2011IGARSSSoil moisture retrieval over low-vegetation surfaces using time-series radar observations and a lookup table representation of forward scattering.Seung-Bum Kim, Shaowu Huang, Leung Tsang, Joel T. Johnson, Eni G. Njoku
2010IGARSSDeriving soil moisture with the combined L-band radar and radiometer measurements.Jiancheng Shi, Kun-Shan Chen, Leung Tsang, Thomas J. Jackson, Eni G. Njoku, Jakob J. van Zyl, Peggy O'Neill, Dara Entekhabi, Joel T. Johnson, Mahta Moghaddam
2009IGARSSPerformance Analysis of a Cross-frequency Detector of Pulsed Sinusoidal RFI in Microwave Radiometry.Baris Guner, Joel T. Johnson, Ninoslav Majurec
2009IGARSSAirborne L-band RFI Observations in the smapvex08 Campaign with the L-band Interference Suppressing Radiometer.Ninoslav Majurec, James Park, Noppasin Niamsuwan, Mark Frankford, Joel T. Johnson
2008IGARSSMonte Carlo Simulation of Altimeter Pulse Returns and Electromagnetic Bias.Praphun Naenna, Joel T. Johnson
2008IGARSSLow Frequency Sea and Ice Sheet Impulse Responses Acquired by the Global Ice Sheet Mapping Orbiter (GISMO) Demonstrator.Noppasin Niamsuwan, Joel T. Johnson
2008IGARSSCompensation of Faraday Rotation in Multi-Polarization Scatterometry.Mark Frankford, Joel T. Johnson
2008IGARSSOn the Shapiro-Wilk Test for the Detection of Pulsed Sinusoidal Radio Frequency Interference.Baris Guner, Mark Frankford, Joel T. Johnson
2008IGARSSA Study of Algorithms for Detecting Pulsed Sinusoidal Interference in Microwave Radiometry.Joel T. Johnson, Lee C. Potter
2007IGARSSThe reduced local curvature approximation for rough surface scattering.Tanos M. Elfouhaily, Joel T. Johnson
2007IGARSSCross frequency blanking for RFI mitigation: A C-band case study.Joel T. Johnson, Baris Guner
2006IGARSSA Study of Wind Direction Signals in WindSat Linearly Polarized Channels.Praphun Naenna, Joel T. Johnson
2006IGARSSObservations of an ARSR System in Canton, MI with the L-band Interference Suppressing Radiometer.Noppasin Niamsuwan, Baris Gner, Joel T. Johnson
2006IGARSSStudies of Ocean Surface Profile Retrieval from Simulated LGA Radar Data.Guangdong Pan, Robert J. Burkholder, Joel T. Johnson, Jakov V. Toporkov, Mark A. Sletten
2006IGARSSA Numerical Study of the Modulation of Short Sea Waves by Longer Waves.Guangdong Pan, Joel T. Johnson
2006IGARSSComparison of Surface Scattering Models for Gaussian and Exponential Surfaces.Alongkorn Darawankul, Joel T. Johnson, Kun-Shan Chen
2006IGARSSHigh Altitude Measurements of C-band Radio Frequency Interference Using a Digital Receiver.Joel T. Johnson, Albin J. Gasiewski, Baris Gner, M. Valerio, Marian Klein
2005IGARSSSky observations at L-band with an interference suppressing microwave radiometer.Noppasin Niamsuwan, Joel T. Johnson
2004IGARSSCalculation of the fourth order small slope theory of thermal emission from the sea surface.Metin A. Demir, Joel T. Johnson
2004IGARSSA study of rough surface thermal emission and reflection using Voronovich's small slope approximation.Joel T. Johnson
2004IGARSSAirborne radio frequency interference studies at C-band using a digital receiver.Joel T. Johnson, Albin J. Gasiewski, Grant A. Hampson, Steven W. Ellingson, Rangarajan Krishnamachari, Marian Klein
2004IGARSSDesign and demonstration of an interference suppressing microwave radiometer.Joel T. Johnson, Grant A. Hampson, Steven W. Ellingson
2003IGARSSCharacterization of L-band RFI and implications for mitigation techniques.Steven W. Ellingson, Grant A. Hampson, Joel T. Johnson
2003IGARSSDesign of an L-band microwave radiometer with active mitigation of interference.Steven W. Ellingson, Grant A. Hampson, Joel T. Johnson
2003IGARSSA study of sea emission models for WindSat.Joel T. Johnson, W. H. Theunissen, Steven W. Ellingson
2002IGARSSSub-surface object sensing with multi-frequency microwave radiometry.David R. Wiggins, Hyunjun Kim, Yonghun Cheon, Joel T. Johnson
2002IGARSSRemote sensing of rough surface spectra with multi-frequency microwave radiometry.Yonghun Cheon, Joel T. Johnson, David R. Wiggins
2002IGARSSImplementation of the higher order small slope approximation for scattering from a Gaussian rough surface.M. S. Gilbert, Joel T. Johnson
2002IGARSSFurther numerical studies of backscattering from time evolving non-linear sea surfaces.Alfonso R. Hayslip, Joel T. Johnson, Gregory R. Baker