People

James L. Garrison

Lab Director

2000 – Professor of Aeronautics and Astronautics
Professor of Electrical and Computer Engineering (by courtesy)
University Faculty Scholar, 2022-2027

Interests

Earth remote sensing, Global Navigation Satellite Systems (GNSS), bistatic radar, signals of opportunity.

Ph.D. Students

Ph.D. Candidate

Rozaine Wijekularatne

Ph.D. Candidate

Ph.D. Candidate

Ph.D. Candidate

Ph.D. Candidate

Master’s Students

Eric Smith

Master’s Student

Undergraduate Students

Yijie Zhang, Purdue University, Aeronautical and Astronautical Engineering

William Yu, Purdue University, Aeronautical and Astronautical Engineering

Graduated Ph.D. Alumni

Seho Kim, Ph.D., 2023, Multiple Signals Of Opportunity For Land Remote Sensing

Benjamin Nold, Ph.D., 2023, Spaceborne Demonstration of P-band Signals of Opportunity Remote Sensing: Instrument Modeling and Validation

Soon Chye Ho, Ph.D., 2021, Wideband Ocean Altimetry Using Ku and K-band Satellite Signals of Opportunity (SoOp)

Huang, Feixiong, Ph.D., 2020, Assimilation of GNSS-R Delay-Doppler Maps into Weather Models

Zhang, Han, Ph.D., 2019, New Algorithms for Ocean Surface Wind Retrievals Using Multi-Frequency Signals of Opportunity

Lin, Yao-Cheng, Ph.D., 2017, Multi-Frequency Remote Sensing of Soil Moisture with Signal of Opportunity

Benjamin Ashman, Ph.D., 2016, Incorporation of GNSS Multipath to Improve Autonomous Rendezvous, Docking, and Proximity Operations in Space

Lee, See-Chen (Gary), Ph.D. 2015, Simulated GPS Observation of Traveling Ionospheric Disturbance from Ground-Based Receivers

Wang, Kuo-Nung (Eric), Ph.D. 2015, Signal Analysis and Radioholographic Methods for Airborne Radio Occultations

Rashmi Shah, Ph.D. 2014, Remote Sensing of Ocean Surface Using Digital Communication Signals

Alinda Mashiku (Aligawesa), Ph.D., 2013, Information Measures in Statistical Orbit Determination

Yang, Yu-Ming (Oscar), Ph.D., 2013, A Study of Wavelet Approaches to the Detection of Ionospheric Disturbances

Paytsar Muradyan, Ph.D. 2012, Profiling the Atmosphere with the Airborne Radio Occultation Technique,” 2012 (Co-advised with Jennifer Haase)

You, Huai-Tzu, Ph.D. 2005, Stochastic Model for Ocean Surface Reflected GPS Signals and Satellite Remote Sensing Applications

Nesreen Ziedan, Ph.D. 2004, Global Navigation Satellite System Receiver for Weak Signals Under All Dynamic Conditions

Graduated Master’s Alumni

Elisa Rivera, 2023, A Comparative Study Of Three Methods Used Inglobal Navigation Satellite Systemreflectometry (Gnss-r) For Specular Point Calculation Applied To Signals Of Opportunity P-band Investigation (Snoopi)

Sidd Subramanyam, 2021, Time Delay of Arrival Based Orbit Determination of Geosynchronous Signals of Opportunity

Archana Suhas Choudhari, 2020, Surface Soil Moisture Retrieval Using Reflectometry of S-Band Signals of Opportunities

Jared Covert, 2020, Unmanned Aerial Vehicle Remote Sensing of Soil Moisture With I-Band Signals of Opportunity

Benjamin Nold, 2019, Design of an Instrument for Soil Moisture and Above Ground Biomass Remote Sensing using Signals of Opportunity

Abi Komanduru, 2016, Remote Sensing of Snow Using Bistatic Radar Reflectometry

Nick Rainville, 2014, Design and testing of an airborne receiver for signals of opportunity, using field programmable gate arrays

Ulvi Acikoz, 2011, Open Loop Tracking of Rising GPS Occultations from an Airborne Platform

Michael Walker, 2011, Extended Propagation GNSS Ephemerides Employing Measurement Fusion

Rashmi Shah, 2010, Analysis of the Correlation Properties of Digital Satellite Signals and Their Applicability in Bistatic Remote Sensing

Paul Creekmore, 2010, Open-Loop Signal Tracking for Alt-BOC Modulated GNSS Signals

Tyler Lulich, 2010, Open Loop Tracking of Radio Occultation Signals from an Airborne Platform

Gregory W. Heckler, 2006, Implementation and Testing of an Unaided Method for the Acquisition of Weak GPS C/A Code Signals

Brian Ventre, 2006, Open-Loop Tracking of an Occulting GNSS Signal

Brenda Eichel, 2005, Model-Based Compression of GPS Ephemerides

Dino Smajlovic, 2005, Obtaining Ocean Roughness Statistics From Reflected GPS Signals

See-Chen (Gary) Lee, 2005, Investigation of Transient Ionospheric Perturbation Observed in the GPS Signal

Liang Liang, 2004, Numerical Simulation of GPS Code Tracking Loops