Principal Investigator

Dr. Yu (Jade) Morton

JadeMorton2014

Dr. Jade Morton is a professor, Thomas Austin Faculty Fellow, the Associate Chair for Graduate Programs, and the head of the Satellite Navigation and Sensing (SeNSe) Laboratory inthe Aerospace Engineering Sciences Department at the University of Colorado (CU), Boulder. Prior to joining CU in 2017, she was an electrical engineering professor at Colorado State University and Miami University, and a post-doc research fellow at the University of Michigan.
Dr. Morton’s research interests lie at the intersection of satellite navigation technologies and remote sensing of the Earth’s space environment, atmosphere, and surface. She is an author of over 240 technical publications and the lead editor of a two-volume references on navigation technologies to be published by Wiley-IEEE Press in 2019. She has lead more than 40 projects, with funding totaling greater than $12M, sponsored by AFOSR, AFRL, DARPA, NASA, NSF, ONR, and private industry. She has advised and mentored more than 40 graduate students and post-docs, delivered nearly 50 short courses and tutorials for government labs, industry partners, and at professional conferences and workshops.
She has provided numerous services to the navigation and the space science research community, including being the Technical Editor of Navigation Systems for IEEE Transactions on Aerospace and Electronics Systems, President of the Institute of Navigation, Program Chair and General Chair of numerous international conferences, and a founding member of a university consortium on navigation and timekeeping. Dr. Morton is a fellow of IEEE,the Institute of Navigation(ION), and the Royal Institute of Navigation (RIN). more...

Staff and Affiliates

Harrison Bourne

Harrison Bourne

Harrison Bourne is a research engineer for the Satellite Navigation and Sensing Laboratory at University of Colorado Boulder. He earned a B.S. in electrical engineering from Miami University in 2013 and an M.S. in electrical engineering from Colorado State University in 2016. His work is focused on high accuracy estimation of ionosphere total electron content (TEC) using global navigation satellite system (GNSS) signals and on develop robust GNSS signal recording systems for deployment around the world.

Dr. Charles Rino

Dr. Charles Rino

Dr. Rino received his B.S. and M.S. degrees in Electrical Engineering from UC Berkeley in 1965 and 1966. He received his Ph.D. in Information and Computer Science from UC San Diego in 1970. His recent research interests include GNSS satellite propagation diagnostics. In 1989 he was elected IEEE Fellow for contributions in wave propagation and ionospheric physics. He is principal author on over 50 papers on ionospheric physics, radio propagation, and surface scatter.

Logan Scott

Logan Scott

Logan Scott has 35 years of military and civil GPS systems engineering experience. He is a consultant specializing in radio frequency signal processing and waveform design. At Omnipoint (now T-Mobile), he developed spectrum sharing techniques that led to a Pioneer’s preference award from the FCC. He has been an active advocate for improved civil GPS location assurance through test based GPS receiver certification, crowdsourced jammer detection and location, and by adding robust signal authentication features to civil GPS signals. He is a Fellow of the Institute of Navigation and holds 39 US patents.

Dr. Carolyn Roesler

Dr. Carolyn Roesler

Dr. Carolyn Roesler is an associate research assistant for the Satellite Navigation and Sensing Laboratory at University of Colorado, Boulder. She earned her doctorate in aerospace engineering at the University of Colorado Boulder in 2014 . The focus of her PhD was in coastal altimetry. Her current interests are in GNSS reflectometry applications for land and ocean remote sensing.

Steve Taylor

Steve Taylor

Steve Taylor is a Research Engineer for the Satellite Navigation and Sensing Laboratory at University of Colorado Boulder. He received a bachelors degree in computer science from Miami University in 2012. His work focuses on building and deploying global navigation satellite system (GNSS) data collection systems and developing real-time GNSS monitoring applications.

Dr. Pai Wang

Dr. Pai Wang

Dr. Pai Wang is a postdoctoral researcher for the Satellite Navigation and Sensing Laboratory at University of Colorado Boulder. She received a B.E. degree in information engineering, and a Ph.D. degree in information and communication engineering from Beijing Institute of Technology in 2012 and 2018, respectively. Her current work focuses on GNSS interference characterization and mitigation for remote sensing applications.

Doctoral Students

Brian Breitsch

Brian Breitsch

Brian Breitsch is a doctoral student in aerospace engineering at University of Colorado Boulder. He earned a B.S. in electrical engineering and a B.A. in mathematics from Miami University in 2014 and an M.S. in electrical engineering from Colorado State University in 2017. His research pursuits lie in tracking GNSS signals under low-signal-power radio occultation contexts. His current academic interests include radio occultation inversion techniques, tomography, machine learning, pure and applied mathematics.

Ian Collett

Ian Collett

Ian Collett is a doctoral student in aerospace engineering at University. In 2016, he graduated from the University of Colorado Boulder with a B.S. in engineering physics and minors in both computer science and applied mathematics. His work focuses on the characterization of fluctuations in GNSS signal doppler frequencies due to ionospheric scintillation.

Stephen (Tim) Dittmann

Stephen (Tim) Dittmann

Stephen (Tim) Dittmann is a doctoral student in aerospace engineering sciences at CU Boulder. He received his B.S. in geosciences and civil engineering from Princeton University and M.S. in aerospace engineering from CU Boulder. He works at UNAVCO, a non-profit supporting geoscience research and education using geodesy. His current research interests include geophysical and remote sensing applications of GNSS.

Yunxiang (Leo) Liu

Yunxiang (Leo) Liu

Yunxiang (Leo) Liu is a doctoral candidate in Aerospace Engineering Sciences at the University of Colorado Boulder. He received a B.E. at the University of Electronic Science and Technology of China in 2013 and an M.E. Degree from Nanyang Technological University (NTU) in 2015, both majoring in wireless communications. He worked on machine learning related problems as a research associate at NTU from 2015 to 2016, and later at the Rolls-Royce@NTU Corporate Lab from 2016 to 2017. His current work focuses on applying machine learning techniques to applications related to atmospheric remote sensing using signals-of-opportunity.

Margaret Scott

Margaret Scott

Margaret Scott is a doctoral student in Aerospace Engineering Sciences at University of Colorado, Boulder. She received her B.S. in Electrical Engineering with a minor in Mechatronics along with a separate honor's degree from Montana State University in December 2019. During her undergrad, she interned at British Petroleum as a power engineer (2018), and at Raytheon Integrated Defense Systems (now Missiles and Defense) in a radar receiver/exciter research lab (2019). Her current interests are GNSS remote sensing applications.

Rob Steenburgh

Rob Steenburgh

Rob Steenburgh is a doctoral student in Aerospace Engineering Sciences at University of Colorado Boulder. Before he was a doctoral student, Rob spent 23 years in the United States Air Force, serving as a meteorologist. While serving he earned his BSc in meteorology from North Carolina State University in 1998 and his MSc in applied physics from the Air Force Institute of Technology in 2007. In 2014 he became a space scientist and his duties now include verifying space weather forecasts, facilitating the transition of research to operations, and providing education and outreach. His research interests include characterizing ionospheric scintillation in equatorial and polar regions.

Yang Wang

Yang Wang

Yang Wang is a doctoral student in Aerospace Engineering Sciences at the University of Colorado Boulder. He received a B.E. at the Beihang University in 2013 and an M.E. Degree from Nanyang Technological University (NTU) in 2016, both in Electronic Engineering. He worked as a project officer at NTU from 2013 to 2017, mainly on GNSS software receivers. His current work focuses on GNSS signal processing for atmospheric remote sensing.

Kahn-Bao Wu

Kahn-Bao Wu

Kahn-Bao Wu is a doctoral student in Aerospace Engineering Sciences at the University of Colorado Boulder. He received his B.S. in Computer Science at National Taiwan Ocean University in 2017 and his M.S. Degree in Civil Engineering at National Taiwan University in 2019. His current interests are in GNSS remote sensing applications and signal processing.

Master's Students

Sergei Bilardi

Sergei Bilardi

Sergei Bilardi is a doctoral student in aerospace engineering at the University of Colorado Boulder. He graduated from Embry-Riddle Aeronautical University with a B.S. in engineering physics as well as minors in astronomy, applied mathematics, and electrical and computer engineering. During this time, he contributed to campus space situational awareness research and held summer internships at NASA Langley Research Center and The Aerospace Corporation. His research interests are using GNSS for remote sensing.

Undergraduate Students

Noah Francis

Noah Francis

Noah Francis is a research assistant for the Satellite Navigation and Sensing Laboratory at the University of Colorado, Boulder. He is an undergraduate student studying Applied Mathematics and Aerospace Engineering Sciences. His work at the SeNSe lab includes assembling custom GNSS signal collection systems and analyzing data from similar collection systems to study ionospheric scintillation.

Emma Tomlinson

Emma Tomlinson

Emma Tomlinson is an undergraduate student studying Aerospace Engineering with an Astronomy minor at the University of Colorado Boulder. She works as a laboratory assistant for the Satellite Navigation and Sensing Laboratory at the University. Her current work in the SeNSe lab includes building front end hardware to collect and process raw radio frequency signals at the GPS bands to obtain atmospheric and environmental information.

Highschool Students

Theo van Zante

Theo van Zante

Theo van Zante is a student at Boulder High School. He is interested in math and science, especially aerospace. Theo is also an active member of Northern Colorado Rocketry and enjoys building and flying rockets. In his free time, he likes playing soccer. He works as a volunteer in the Satellite Navigation and Sensing Laboratory at the University of Colorado, Boulder, focused on fabricating and assembling custom GNSS signal collection systems for ionosphere scintillation and signal quality monitoring at sites around the world. His research interests include aerospace sciences and GNSS for remote sensing.

Alumni

Doctoral Students

Dr. Dongyang Xu, GNSS Algorithms and Software Developer, GPS Solutions, Boulder Colorado
Dr. Yu Jiao
Dr. Jun Wang, CIRES, Boulder Colorado

Visiting Professors and Postdoctoral Researchers

Dr. Byungwoon Park Associate Professor, College of Engineering, Sejong University, Republic of Korea
Dr. Jieqing Yu, Associate Professor, School of Environment Science and Spatial Informatics, China University of Mining and Technology, China
Dr. Yanhong Kou, Associate Professor, School of Electronic and Information Engineering, Beihang University, China
Dr. Hong Wu, Professor, College of Information Technology and Science, Nankai University, China
Dr. Xiaoli Liu, Associate Professor, School of Electrical Engineering, Wuhan University, China

Visiting Doctoral Students

Xin Chen, Assistant Researcher, Informative Technology and Electrical Engineering Research Institute, Shanghai Jiaotong University, China
Nazelie Kassabian, Postdoctoral Researcher, Department of Electronics and Telecommunications Politecnico di Torino, Italy
Kyle Kauffman, Research Professor, Autonomy and Navigation Technology (ANT) Center, Air Force Institute of Technology (AFIT)
Senling Peng, Senior Software Engineer, Samsung Semiconductor Inc.
Cheng Wang, Postdoctoral Scholar, GNSS Center, Wuhan University, China
Hu Wang, Researcher, Chinese Academy of Surveying and Mapping, China
Lei Zhang, Beijing Institute of Technology, China

Master's Students

William Krier, Navigation Systems Engineer, The MITRE Corporation
Mark Carroll, Research Assistant, Autonomy and Navigation Technology (ANT) Center, Air Force Institute of Technology (AFIT)
Ruihui Di, GPS Software Engineer, Marvel Semiconductor Inc.
Brian Jameson, Systems Engineer, Kranze Technology Solutions, Inc.
Fei Niu, Software Developer, Yahoo
Xiaolei Mao, GNSS system and Software Engineer, Samsung Semiconductor Inc.
Nick Matteo, Northeastern University
Jason Smith, Exceptional Innovation
Praveen Vikram, University of Colorado
Dongyang Xu, GPS Solutions
Hang Yin, Technical Staff, Trimble Navigation
Junxuan Zhao, PhD student, Civil Engineering, Texas Tech University.