Aviation Systems Division Publications
Small Unmanned Aircraft Systems (sUAS)
2025
ACERO TCL 1 Airspace Management Data Sharing Performance Analysis
M. Gilbert Wu, Alexey Munishkin, Shawn Wolfe, Xavier Elder
NASA Technical Memorandum, December 2025
Development of a Portable Airspace Management System for Wildland Fire Operations
M. Gilbert Wu, Alexey Munishkin, Jaewoo Jung, Min Xue
AIAA Aviation Forum, July 2025
Simulation Studies of 4D Volume-based Pre-departure Strategic Deconfliction under Wind Uncertainties for Package Delivery sUAS
Priyank Pradeep, Seungman Lee, Joseph P. Silva, Jose Ignacio de Alvear Cardenas, Vincent Kuo, Min Xue, Gautam Sai Yarramreddy
NASA Technical Memorandum, June 2025
Safety Benefit Analysis of Conformance Monitoring for Situation Awareness in UTM
Min Xue, Vincent Kuo, José Ignacio de Alvear Cárdenas, Priyank Pradeep, Seungman Lee
AIAA SciTech Forum, January 2025
2024
Safety Assessment of Conformance Monitoring for Situational Awareness in UTM Operations
Vincent Kuo, Min Xue, Priyank Pradeep, José Ignacio de Alvear Cárdenas, Seungman Lee
NASA Technical Memorandum, October 2024
Survey of Methods for Assessing Safety Compliance of sUAS BVLOS Operations
Vincent Kuo, Min Xue, Seungman Lee
NASA Technical Memorandum, October 2024
Advancing Wildland Fire Response with NASA’s Second Shift Capabilities
Hyo-Sang Yoo, Spencer Monheim, Lynne Martin, Robert Mcswain
Digital Avionics Systems Conference (DASC), September 2024
Discovery and Synchronization Service Architectural Notes
Joseph Rios
NASA Technical Memorandum, September 2024
Rolling Horizon with K-Position Search Method for Strategic Deconfliction of Package Delivery UAS
Priyank Pradeep, Gautam Sai Yarramreddy, Nicholas Amirsoleimani, Alexey Munishkin, Robert Morris, Krishna Kalyanam, Min Xue, Kenny Chour
AIAA Aviation Forum, July 2024
A Method of Compliance for Achieving Target Collision Risk in UTM Operations
Min Xue, Vincent Kuo, José Ignacio de Alvear Cárdenas, Priyank Pradeep
AIAA Aviation Forum, July 2024
Wildland Fire Management Interim ConOps v1.0
Brandon Cook
Concept of Operations (ConOps), March 2024
A Method of Compliance for Achieving Target Collision Risk in UTM Operations
Min Xue, Vincent Kuo, José Ignacio de Alvear Cárdenas, Priyank Pradeep
NASA Technical Memorandum, February 2024
Route-Recapturing State-Based Horizontal Maneuver Strategy for Automated Detect-and-Avoid
Gilbert Wu
NASA Technical Memorandum, February 2024
2023
Traffic Flow Analysis for Package Delivery Drones using a Queueing Model
Alexey Munishkin, Priyank Pradeep, Kenny Chour, Krishna Kalyanam
Digital Avionics Systems Conference (DASC), October 2023
Aerial Vehicle Routing and Scheduling for UAS Traffic Management: A Hybrid Monte Carlo Tree Search Approach
Kenny Chour, Priyank Pradeep, Alexey Munishkin, Krishna Kalyanam
Digital Avionics Systems Conference (DASC), October 2023
Strategic Deconfliction of Small Unmanned Aircraft Using Operational Volume Blocks at Crossing Waypoints
Priyank Pradeep, Alexey Munishkin, Krishna Kalyanam, Heinz Erzberger
AIAA SciTech Forum, January 2023
2022
Non-Repudiation for Drone-Related Data
Joseph Rios, Jaewoo Jung, Marcus A. Johnson
NASA Technical Memorandum, November 2022
Non-Repudiation for Drone-Related Data
Joseph Rios, Jaewoo Jung, Marcus A. Johnson
ICAO Drone Enable Symposium, November 2022
2021
Detect-and-Avoid Surveillance Range Requirements for Electro-Optical/Infra-Red Sensors
M. Gilbert Wu, Devin Jack
NASA Technical Memorandum, December 2021
Evaluation of Sensor Uncertainty Mitigation Methods for Detect-and-Avoid Systems
Michael Abramson, Mohamad Refai, M. Gilbert Wu, Seungman Lee
NASA Technical Memorandum, October 2021
Evaluating Noncooperative Detect-and-Avoid Well Clear Definitions with Alerting Performance and Surveillance Requirement
Seungman Lee, M. Gilbert Wu, Andrew Cone
AIAA Journal of Air Transportation, August 2021
Detect-and-Avoid Safety and Operational Suitability Analysis using an Electro-Optical/Infared Sensor Model
Christine Serres, Bilal Gill, Matthew Edwards, Gilbert Wu
NASA Technical Memorandum, June 2021
Small UAV Flight Planning in Urban Environments
Min Xue, Melissa Wei
AIAA Journal of Aerospace Information Systems, May 2021
Detect-and-Avoid Maneuver Planning: Benefits of Including Route Recapture
Wei-ching Wang, M. Gilbert Wu, Kevin Monk
AIAA SciTech Forum, January 2021
2020
Small Unmanned Aircraft System Communications and Navigation Performance
Jaewoo Jung, Nicholas Craven
NASA Technical Memorandum, September 2020
Strategic Deconfliction Performance: Results and Analysis from the NASA UTM Technical Capability Level 4 Demonstration
Joseph Rios, Jeffrey Homola, Nicholas Craven, Punam Verma, Vijay Baskaran
NASA Technical Memorandum, August 2020
Applying Sensor Uncertainty Mitigation Schemes to Detect-and-Avoid Systems
Michael Abramson, Mohamad Refai, M. Gilbert Wu, Seungman Lee
AIAA Aviation Forum, June 2020
Flight Demonstration of Unmanned Aircraft System (UAS) Traffic Management (UTM) at Technical Capability Level 4
Joseph Rios, Arwa Aweiss, Jaewoo Jung, Jeffrey Homola, Marcus Johnson, Ronald Johnson
AIAA Aviation Forum, June 2020
Impact of Airborne Radar Uncertainties on Detect-and-Avoid Systems’ Performance
M. Gilbert Wu, Seungman Lee
AIAA Aviation Forum, June 2020
Small UAV Flight Planning in Urban Environments
Min Xue, Melissa Wei
AIAA Aviation Forum, June 2020
Detect-and-Avoid: Flight Test 6 Scripted Encounters Data Analysis
Wei-Ching Wang, M. Gilbert Wu
NASA Technical Memorandum, February 2020
Small Unmanned Aircraft System Off Nominal Operations Reporting System Unmanned Aircraft System: Traffic Management Technical Capability Level 4 Implementation, Data Collection and Analysis
Jaewoo Jung, Joseph Rios, Charles Drew, Hemil Modi, Kimberly Jobe, Wendy Holforty
NASA Technical Memorandum, February 2020
Automated Management of Small Unmanned Aircraft System Communications and Navigation Contingency
Jaewoo Jung, Sreeja Nag
AIAA SciTech Forum, January 2020
UAS Service Supplier Network Performance
Joseph Rios, Irene Smith, Daniel Mulfinger, Brandon Cook, Priya Venkatesan, Vijay Baskaran, Lakshminarasimha Madhavrao, Abraham Ishihara, Daniel Liddell, Qiang Li, Punam Verma, David Smith, Sherry Jurcak, Hemil Modi
NASA Technical Memorandum, January 2020
2019
UAS Service Supplier Checkout: How UTM Confirmed Readiness of Flight Tests with UAS Service Suppliers
Irene Smith, Joseph Rios, Daniel Mulfinger, Vijay Baskaran, Punam Verma
NASA Technical Memorandum, December 2019
UAS Service Supplier Specification
Joseph Rios, Irene Smith, Priya Venkatesan, Jeffrey Homola, Marcus Johnson, Jaewoo Jung
NASA Technical Memorandum, October 2019
UAS Service Supplier Framework for Authentication and Authorization
Joseph Rios, Irene Smith, Priya Venkatesan
NASA Technical Memorandum, September 2019
Flight Demonstration of Unmanned Aircraft System (UAS) Traffic Management (UTM) at Technical Capability Level 3
Arwa Aweiss, Jeffrey Homola, Joseph Rios, Jaewoo Jung, Marcus Johnson, Joey Mercer, Hemil Modi, Edgar Torres, Abraham Ishihara
Digital Avionics Systems Conference (DASC), September 2019
Effectiveness of Redundant Communications Systems in Maintaining Operational Control of Small Unmanned Aircraft
Jaewoo Jung, Sreeja Nag, Hemil Modi
Digital Avionics Systems Conference (DASC), September 2019
Use of UAS Reports (UREPs) during TCL3 Field Testing
Joseph Rios, Lynne Martin, Joey Mercer
NASA Technical Memorandum, July 2019
Detect-and-Avoid Alerting Performance for High-Speed UAS and Non-Cooperative Aircraft
Andrew Cone, M. Gilbert Wu, Seungman Lee
AIAA Aviation Forum, June 2019
Defining Well Clear Separation for Unmanned Aircraft Systems Operating with Non-Cooperative Aircraft
Christine Chen, Bilal Gill, W.M. Edwards, Samantha Smearcheck, Tony Adami, Sean Calhoun, M. Gilbert Wu, Andrew Cone, Seungman Lee
AIAA Aviation Forum, June 2019
Scenario Complexity for Unmanned Aircraft System Traffic
Min Xue, Minh Do
AIAA Aviation Forum, June 2019
Sensitivity Analysis of Key Factors in High Density Unmanned Aerial System Operations
Min Xue
AIAA SciTech Forum, January 2019
A Supervisory Neural Network and Fuzzy Inference System Approach to an Unmanned Aerial Vehicle Tail-Chase Scenario
Timothy Arnett, Kelly Cohen, Brandon Cook, David Casbeer
AIAA SciTech Forum, January 2019
Encounter-Based Simulation Architecture for Detect-And-Avoid Modeling
Mohamad Refai, Michael Abramson, Seungman Lee, M. Gilbert Wu
AIAA SciTech Forum, January 2019
Remote ID for Rapid Assessment of Flight and Vehicle Information
Abraham Ishihara, Joseph Rios, Priya Venkatesan
AIAA SciTech Forum, January 2019
2018
UTM UAS Service Supplier Development: Sprint 2 Toward Technical Capability Level 4
Joseph Rios, Irene Smith, Priya Venkatesan, David Smith, Vijayakumar Baskaran, Sheryl Jurcak, Shankar Iyer, Punam Verma
NASA Technical Memorandum, December 2018
UTM UAS Service Supplier Development: Sprint 1 Toward Technical Capability Level 4
Joseph Rios, Irene Smith, Priya Venkatesan, David Smith, Vijayakumar Baskaran, Sheryl Jurcak, Randy Strauss, Shankar Iyer, Punam Verma
NASA Technical Memorandum, October 2018
A Throughput Based Capacity Metric for Low-Altitude Airspace
Vishwanath Bulusu, Raja Sengupta, Eric Mueller, Min Xue
AIAA Aviation Forum, June 2018
Well Clear Trade Study for Unmanned Aircraft System Detect And Avoid with Non-Cooperative Aircraft
M. Gilbert Wu, Andrew Cone, Seungman Lee, Christine Chen, Matthew Edwards, Devin Jack
AIAA Aviation Forum, June 2018
Initial Approach to Collect Small Unmanned Aircraft System Off-Nominal Operational Situations Data
Jaewoo Jung, Charles Drew, Sreeja Nag, Edgar Torres Matos, Abraham Ishihara, Minh Do, Hemil Modi
AIAA Aviation Forum, June 2018
Small Unmanned Aircraft Electromagnetic Interference (EMI) Initial Assessment
Jaewoo Jung, Corey Ippolito, Christopher Rogers, Robert Kerczewski, Alan Downey, Konstantin Matheou
Integrated Communications Navigation and Surveillance (ICNS) Conference, April 2018
Comparative Analysis of ACAS-Xu and DAIDALUS Detect-and-Avoid Systems
Jason Davies, M. Gilbert Wu
NASA Technical Memorandum, February 2018
Unmanned Aircraft Systems (UAS) Traffic Management (UTM) National Campaign II
Arwa Aweiss, Brandon Owens, Joseph Rios, Jeffrey Homola, Christoph Mohlenbrink
AIAA SciTech Forum, January 2018
Live Aircraft Encounter Visualization at FutureFlight Central
James Murphy, Fay Chinn, Spencer Monheim, Neil Otto, Kenji Kato, John Archdeacon
AIAA SciTech Forum, January 2019