Andrew J. O'Brien

13 papers Journal 13
YearRankTypeTitle / Venue / Authors
2023 J jnl
Assessing the Relative Performance of GNSS-R Flood Extent Observations: Case Study in South Sudan.
IEEE Trans. Geosci. Remote. Sens.
Brandi Downs, Albert J. Kettner, Bruce D. Chapman, G. Robert Brakenridge, Andrew J. O'Brien, Cinzia Zuffada
2023 J jnl
Comparison of GNSS-R Coherent Reflection Detection Algorithms Using Simulated and Measured CYGNSS Data.
IEEE Trans. Geosci. Remote. Sens.
Eric Loria, Ilaria Mara Russo, Yang Wang, Generoso Giangregorio, Carmela Galdi, Maurizio di Bisceglie, Brandi Wilson-Downs, Marco Lavalle, Andrew J. O'Brien, Y. Jade Morton, Cinzia Zuffada
2022 J jnl
Comparison of SAR and CYGNSS Surface Water Extent Metrics.
IEEE J. Sel. Top. Appl. Earth Obs. Remote. Sens.
Bruce D. Chapman, Ilaria Mara Russo, Carmela Galdi, Mary Morris, Maurizio di Bisceglie, Cinzia Zuffada, Brandi Downs, Marco Lavalle, Eric Loria, Andrew J. O'Brien
2022 J jnl
Dynamic Calibration of GPS Effective Isotropic Radiated Power for GNSS-Reflectometry Earth Remote Sensing.
IEEE Trans. Geosci. Remote. Sens.
Tian-Lin Wang, Christopher S. Ruf, Scott Gleason, Andrew J. O'Brien, Darren S. McKague, Bruce P. Block, Anthony Russel
2021 J jnl
An Algorithm for Detecting Coherence in Cyclone Global Navigation Satellite System Mission Level-1 Delay-Doppler Maps.
IEEE Trans. Geosci. Remote. Sens.
Mohammad M. Al-Khaldi, Joel T. Johnson, Scott Gleason, Eric Loria, Andrew J. O'Brien, Yuchan Yi
2019 J jnl
Sequential Processing of GNSS-R Delay-Doppler Maps to Estimate the Ocean Surface Wind Field.
IEEE Trans. Geosci. Remote. Sens.
Feixiong Huang, James L. Garrison, Nereida Rodriguez-Alvarez, Andrew J. O'Brien, Kaitie M. Schoenfeldt, Soon Chye Ho, Han Zhang
2019 J jnl
The CYGNSS Level 1 Calibration Algorithm and Error Analysis Based on On-Orbit Measurements.
IEEE J. Sel. Top. Appl. Earth Obs. Remote. Sens.
Scott Gleason, Christopher S. Ruf, Andrew J. O'Brien, Darren S. McKague
2019 J jnl
Time-Series Retrieval of Soil Moisture Using CYGNSS.
IEEE Trans. Geosci. Remote. Sens.
Mohammad M. Al-Khaldi, Joel T. Johnson, Andrew J. O'Brien, Anna Balenzano, Francesco Mattia
2019 J jnl
Using "Rapid Revisit" CYGNSS Wind Speed Measurements to Detect Convective Activity.
IEEE J. Sel. Top. Appl. Earth Obs. Remote. Sens.
Jeonghwan Park, Joel T. Johnson, Yuchan Yi, Andrew J. O'Brien
2018 J jnl
Exploiting Terrestrial Positioning Signals to Enable a Low-Cost Passive Radar.
IEEE Trans. Aerosp. Electron. Syst.
Václav Navrátil, Joseph Landon Garry, Andrew J. O'Brien, Graeme E. Smith
2016 J jnl
Calibration and Unwrapping of the Normalized Scattering Cross Section for the Cyclone Global Navigation Satellite System.
IEEE Trans. Geosci. Remote. Sens.
Scott Gleason, Christopher S. Ruf, Maria Paola Clarizia, Andrew J. O'Brien
2016 J jnl
Small and Adaptive Antennas and Arrays for GNSS Applications.
Proc. IEEE
John L. Volakis, Andrew J. O'Brien, Chi-Chih Chen
2011 J jnl
Mitigation of Adaptive Antenna Induced Bias Errors in GNSS Receivers.
IEEE Trans. Aerosp. Electron. Syst.
Andrew J. O'Brien, Inder J. Gupta