Model function development for GPS reflection measurements. - James L. Garrison; Luca Bertuccelli (IGARSS, 2002)

Wind speed measurement using forward scattered GPS signals. - James L. Garrison; Attila Komjathy; Valery U. Zavorotny; Stephen J. Katzberg (IEEE Trans. Geosci. Remote. Sens., 2002)

Anisotropy in reflected GPS measurements of ocean winds. - James L. Garrison (IGARSS, 2003)

Stochastic model and experimental measurement of ocean-scattered GPS signal statistics. - Huaizu You; Gregory Heckler; James L. Garrison; Valery U. Zavorotny (IGARSS, 2003)

Correlation time analysis of delay-Doppler waveforms generated from ocean-scattered GPS signals. - Huaizu You; James L. Garrison; Gregory Heckler; Dino Smajlovic (IGARSS, 2004)

Stochastic voltage model and experimental measurement of ocean-scattered GPS signal statistics. - Huaizu You; James L. Garrison; Gregory Heckler; Valery U. Zavorotny (IEEE Trans. Geosci. Remote. Sens., 2004)

An improved geometrical optics model for bistatic GPS scattering from the ocean surface. - Donald R. Thompson; Tanos M. Elfouhaily; James L. Garrison (IEEE Trans. Geosci. Remote. Sens., 2005)

The autocorrelation of waveforms generated from ocean-scattered GPS signals. - Huaizu You; James L. Garrison; Gregory Heckler; Dino Smajlovic (IEEE Geosci. Remote. Sens. Lett., 2006)

Development and testing of the GISMOS instrument. - James L. Garrison; Michael Walker; Jennifer S. Haase; Tyler Lulich; Feiqin Xie; Brian D. Ventre; Michael H. Boehme; Ben Wilmhoff; Stephen J. Katzberg (IGARSS, 2007)

Analysis of the correlation properties of digital satellite signals and their applicability in bistatic remote sensing. - Rashmi Shah; James L. Garrison; Michael S. Grant; Stephen J. Katzberg; Geng Tian (IGARSS, 2010)

Wavelet filtering of GPS network data for identification of ionospheric disturbances associated with tsunamis. - Yu-Ming Yang; James L. Garrison; See-Chen Lee (IGARSS, 2010)

Anisotropy in ocean scattering of bistatic radar using signals of opportunity. - Rashmi Shah; James L. Garrison; Michael S. Grant (IGARSS, 2011)

Application of GNSS networks to detect and analyze atmospheric-induced ionospheric disturbances coincident with earthquakes and tsunamis. - Yu-Ming Yang; James L. Garrison; See-Chen Lee (IGARSS, 2011)

Estimation of Sea Surface Roughness Effects in Microwave Radiometric Measurements of Salinity Using Reflected Global Navigation Satellite System Signals. - James L. Garrison; Justin K. Voo; Simon Yueh; Michael S. Grant; Alexander G. Fore; Jennifer S. Haase (IEEE Geosci. Remote. Sens. Lett., 2011)

Modeling and simulation of bin-bin correlations in GNSS-R waveforms. - James L. Garrison (IGARSS, 2012)

Correlation properties of direct broadcast signals for bistatic remote sensing. - Rashmi Shah; James L. Garrison (IGARSS, 2012)

Demonstration of Bistatic Radar for Ocean Remote Sensing Using Communication Satellite Signals. - Rashmi Shah; James L. Garrison; Michael S. Grant (IEEE Geosci. Remote. Sens. Lett., 2012)

Estimation of significant wave height using reflected digital communication signals. - Rashmi Shah; James L. Garrison (IGARSS, 2013)

Open-loop tracking of rising and setting GNSS radio-occultation signals from an Airborne Platform: Signal model and statistical analysis. - Kuo-Nung Wang; Paytsar Muradyan; James L. Garrison; Jennifer S. Haase; Brian J. Murphy; Ulvi Acikoz; Tyler Lulich (IGARSS, 2013)

A generalized linear observable for GNSS-R wind speed retrievals over the ocean. - Nereida Rodriguez-Alvarez; James L. Garrison (IGARSS, 2014)

GNSS-based atmosphere sounding on the earthquake and tsunami induced atmosphere-ionosphere perturbations. - Yu-Ming Yang; Attila Komjathy; Xing Meng; James L. Garrison (IGARSS, 2014)

Foreword to Special Issue on Reflectometry using Global Navigation Satellite Systems and Other Signals of Opportunity (GNSS+R). - James L. Garrison; Estel Cardellach; Scott Gleason 001; Stephen J. Katzberg (IEEE J. Sel. Top. Appl. Earth Obs. Remote. Sens., 2014)

Application of the ICF Coherence Time Method for Ocean Remote Sensing Using Digital Communication Satellite Signals. - Rashmi Shah; James L. Garrison (IEEE J. Sel. Top. Appl. Earth Obs. Remote. Sens., 2014)

Relative Ionospheric Ranging Delay in LEO GNSS Oceanic Reflections. - Jordi Xing; Seebany Datta-Barua; James L. Garrison; Aaron J. Ridley; Boris Pervan (IEEE Geosci. Remote. Sens. Lett., 2015)

Airborne P-band Signal of Opportunity (SoOP) demonstrator instrument; status update. - Joseph J. Knuble; Jeffrey Piepmeier; Manohar Deshpande; Cornelus Du Toit; James L. Garrison; Yao-Cheng Lin; Georges Stienne; Stephen J. Katzberg; George Alikakos (IGARSS, 2016)

S-band ocean reflectometry in high winds. - Han Zhang 045; James L. Garrison; Rozaine Wijekularatne; James G. Warnecke (IGARSS, 2016)

A Statistical Model and Simulator for Ocean-Reflected GNSS Signals. - James L. Garrison (IEEE Trans. Geosci. Remote. Sens., 2016)

Generalized Linear Observables for Ocean Wind Retrieval From Calibrated GNSS-R Delay-Doppler Maps. - Nereida Rodriguez-Alvarez; James L. Garrison (IEEE Trans. Geosci. Remote. Sens., 2016)

Bistatic Radar Measurements of Significant Wave Height Using Signals of Opportunity in L-, S-, and Ku-Bands. - Rashmi Shah; James L. Garrison; Alejandro Egido; Giulio Ruffini (IEEE Trans. Geosci. Remote. Sens., 2016)

Open-Loop Tracking of Rising and Setting GPS Radio-Occultation Signals From an Airborne Platform: Signal Model and Error Analysis. - Kuo-Nung Wang; James L. Garrison; Ulvi Acikoz; Jennifer S. Haase; Brian J. Murphy; Paytsar Muradyan; Tyler Lulich (IEEE Trans. Geosci. Remote. Sens., 2016)

Remote sensing of soil moisture using P-band signals of opportunity (SoOp): Initial results. - James L. Garrison; Yao-Cheng Lin; Benjamin Nold; Jeffrey R. Piepmeier; Manuel A. Vega; Matthew A. Fritts; Cornelis F. Du Toit; Joseph J. Knuble (IGARSS, 2017)

The radio frequency environment at 240-270 MHz with application to signal-of-opportunity remote sensing. - Jeffrey Piepmeier; Manuel Vega; Matthew A. Fritts; Cornelis F. Du Toit; Joseph J. Knuble; Yao-Cheng Lin; Benjamin Nold; James L. Garrison (IGARSS, 2017)

Ocean altimetry using wideband signals of opportunity. - Rashmi Shah; James L. Garrison; Soon Chye Ho; Priscilla N. Mohammed; Jeffrey R. Piepmeier; Adam J. Schoenwald; Randeep Pannu; Asmita Korde-Patel; Damon Bradley (IGARSS, 2017)

Precision of Ku-Band Reflected Signals of Opportunity Altimetry. - Rashmi Shah; James L. Garrison (IEEE Geosci. Remote. Sens. Lett., 2017)

Remote Sensing of Snow Water Equivalent Using Coherent Reflection From Satellite Signals of Opportunity: Theoretical Modeling. - Simon H. Yueh; Xiaolan Xu; Rashmi Shah; Yunjin Kim; James L. Garrison; Abi Komanduru; Kelly Elder (IEEE J. Sel. Top. Appl. Earth Obs. Remote. Sens., 2017)

Remote Sensing of Root-Zone Soil Moisture Using I- and P-Band Signals of Opportunity: Instrument Validation Studies. - James L. Garrison; Mehmet Kurum; Benjamin Nold; Jeffrey Piepmeier; Manuel A. Vega; Rajat Bindlish; Garett Pignotti (IGARSS, 2018)

A GNSS-R Forward Model for Delay-Doppler Map Assimilation. - Feixiong Huang; James L. Garrison; Mark Leidner; Bachir Annane; Ross N. Hoffman (IGARSS, 2018)

Coastal Application of Sea Surface Height Measurement Using Direct Broadcast Satellite Signals. - Rashmi Shah; James L. Garrison; Zhijin Li; Soon Chye Ho (IGARSS, 2018)

Ocean Roughness and Wind Measurements with L- and S-Band Signals of Opportunity (SoOp) Reflectometry. - Han Zhang 045; James L. Garrison; Derek M. Burrage (IGARSS, 2018)

Inversion Study of Simulated and Physical Soil Moisture Profiles using Multifrequency Soop-Sources. - Dylan R. Boyd; Manuel A. Vega; Rajat Bindlish; Mehmet Kurum; James L. Garrison; Benjamin Nold; Ali Cafer Gürbüz; Bryan LaGrone; Orhan Eroglu; Robiulhossain Mdrafi; Jeffrey Piepmeier (IGARSS, 2019)

SNOOPI: A Technology Validation Mission for P-band Reflectometry using Signals of Opportunity. - James L. Garrison; Rajat Bindlish; Jeffrey Piepmeier; Rashmi Shah; Manuel A. Vega; David A. Spencer; Roger Banting; Cynthia M. Firman; Benjamin Nold; Kameron Larsen (IGARSS, 2019)

Wideband Ocean Altimetry Using Ku-Band and K-Band Satellite Signals of Opportunity: Proof of Concept. - Soon Chye Ho; Rashmi Shah; James L. Garrison; Priscilla N. Mohammed; Adam J. Schoenwald; Randeep Pannu; Jeffrey R. Piepmeier (IEEE Geosci. Remote. Sens. Lett., 2019)

Sequential Processing of GNSS-R Delay-Doppler Maps to Estimate the Ocean Surface Wind Field. - Feixiong Huang; James L. Garrison; Nereida Rodriguez-Alvarez; Andrew J. O'Brien 001; Kaitie M. Schoenfeldt; Soon Chye Ho; Han Zhang 045 (IEEE Trans. Geosci. Remote. Sens., 2019)

Detection of Radio Frequency Interference in Microwave Radiometers Operating in Shared Spectrum. - Priscilla N. Mohammed; Adam J. Schoenwald; Randeep Pannu; Jeffrey R. Piepmeier; Damon Bradley; Soon Chye Ho; Rashmi Shah; James L. Garrison (IEEE Trans. Geosci. Remote. Sens., 2019)

Analyses Supporting SNOOPI: A P-Band Reflectometry Demonstration. - James L. Garrison; Rashmi Shah; Seho Kim; Jeffrey Piepmeier; Manuel A. Vega; David A. Spencer; Roger Banting; Juan C. Raymond; Benjamin Nold; Kameron Larsen; Rajat Bindlish (IGARSS, 2020)

Assimilation of GNSS-R Delay-Doppler Maps into Weather Models. - Feixiong Huang; James L. Garrison; S. Mark Leidner; Bachir Annane; Giuseppe Grieco; Ad Stoffelen; Ross N. Hoffman (IGARSS, 2020)

Development of an End-to-End Mission Simulator for Land Remote Sensing with Signals of Opportunity. - Seho Kim; James L. Garrison (IGARSS, 2020)

SCoBi Multilayer: A Signals of Opportunity Reflectometry Model for Multilayer Dielectric Reflections. - Dylan Boyd; Mehmet Kurum; Orhan Eroglu; Ali Cafer Gürbüz; James L. Garrison; Benjamin Nold; Manuel A. Vega; Jeffrey R. Piepmeier; Rajat Bindlish (Remote. Sens., 2020)

Cramer-Rao Lower Bound for SoOp-R-Based Root-Zone Soil Moisture Remote Sensing. - Dylan R. Boyd; Ali Cafer Gürbüz; Mehmet Kurum; James L. Garrison; Benjamin Nold; Jeffrey R. Piepmeier; Manuel Vega; Rajat Bindlish (IEEE J. Sel. Top. Appl. Earth Obs. Remote. Sens., 2020)

Data Archive for Zhang, et al., "A Geophysical Model Function for S-band Reflectometry of Ocean Surface Winds in Tropical Cyclones," accepted to Geophysical Research Letters. - Han Zhang 045; James L. Garrison; Rozaine Wijekularatne; James G. Warnecke (IEEE DataPort, 2020)

Development of Spaceborne SoOp Reflectometry Model for Complex Terrains. - Dylan R. Boyd; Mehmet Kurum; James L. Garrison; Benjamin Nold; Manuel S. Vega; Rajat Bindlish; Jeffrey Piepmeier (IGARSS, 2021)

SNOOPI: Demonstrating P-Band Reflectometry from Orbit. - James L. Garrison; Rashmi Shah; Benjamin Nold; Justin R. Mansell; Manuel A. Vega; Juan C. Raymond; Rajat Bindlish; Mehmet Kurum; Jeffrey Piepmeier; Seho Kim; Roger Banting; Kameron Larsen (IGARSS, 2021)

Retrieval of Root-Zone Soil Moisture Profiles from Multi-Frequency Signals of Opportunity: A Simulation Study. - Seho Kim; James L. Garrison (IGARSS, 2021)

A Forward Model for Data Assimilation of GNSS Ocean Reflectometry Delay-Doppler Maps. - Feixiong Huang; James L. Garrison; S. Mark Leidner; Bachir Annane; Ross N. Hoffman; Giuseppe Grieco; Ad Stoffelen (IEEE Trans. Geosci. Remote. Sens., 2021)

Instrument Science Experiments on the SNOOPI P-Band Reflectometry Mission. - James L. Garrison; Justin R. Mansell; Benjamin S. Nold; Rashmi Shah; Manuel A. Vega; Seho Kim; Juan C. Raymond; Rajat Bindlish; Mehmet Kurum; Jeffrey Piepmeier; Roger Banting (IGARSS, 2022)

Multi-Frequency Signals of Opportunity Soil Moisture Retrievals for Agricultural Applications. - Seho Kim; Eric P. Smith; Benjamin R. Nold; Archana S. Choudhari; James L. Garrison (IGARSS, 2022)

Design of a Ground Based Power and Ambiguity Function Monitor for P-Band Signals of Opportunity Sources. - Benjamin Nold; Manuel A. Vega; James L. Garrison (IGARSS, 2022)

A Mission Design Tool for Satellite Constellations Using Multi-Frequency Signals of Opportunity. - Seho Kim; James L. Garrison (IGARSS, 2023)

A Spaceborne Demonstration of P-Band Signals-of-Opportunity (SoOp) Reflectometry. - James L. Garrison; Benjamin Nold; Dallas Masters; Conor Brown; Jordan Bridgeman; Justin R. Mansell; Manuel S. Vega; Rajat Bindlish; Jeffrey Piepmeier; Sachidananda R. Babu (IEEE Geosci. Remote. Sens. Lett., 2023)

Detection of Atmospheric-Ionospheric Disturbances in TEC Time Series From Large GNSS Networks Using Wavelet Coherence. - Yu-Ming Yang; Abi Komanduru; James L. Garrison (IEEE J. Sel. Top. Appl. Earth Obs. Remote. Sens., 2023)

Retrieval of Subsurface Soil Moisture and Vegetation Water Content From Multifrequency SoOp Reflectometry: Sensitivity Analysis. - Seho Kim; James L. Garrison; Mehmet Kurum (IEEE Trans. Geosci. Remote. Sens., 2023)

Ocean Wave Period Measurements Using S-Band Signals of Opportunity Reflections. - James Gaudreau; Ethan Raines; Joel T. Johnson; James L. Garrison; Jeffrey D. Ouellette; Rashmi Shah (IEEE J. Sel. Top. Appl. Earth Obs. Remote. Sens., 2024)