Results 91 to 100 of about 13,202 (212)

Varying Levels of Automation on UAS Operator Responses to Traffic Resolution Advisories in Civil Airspace [PDF]

, 2012
Continuing demand for the use of Unmanned Aircraft Systems (UAS) has put increasing pressure on operations in civil airspace. The need to fly UAS in the National Airspace System (NAS) in order to perform missions vital to national security and defense ...
Fern, Lisa, Kenny, Caitlin
core   +1 more source

UTM UAS Service Supplier Specification [PDF]

Within the Unmanned Aircraft Systems (UAS) Traffic Management (UTM) system, the UAS Service Supplier (USS) is a key component. The USS serves several functions.
Rios, Joseph Lucio
core   +1 more source

Application of MLS and UAS-SfM for Beach Management at the North Padre Island Seawall

Remote Sensing
Collecting accurate and reliable beach morphology data is essential for informed coastal management. The beach adjacent to the seawall on North Padre Island, Texas, USA has experienced increased erosion and disrupted natural processes.
Isabel A. Garcia-Williams, Michael J. Starek, Deidre D. Williams, Philippe E. Tissot, Jacob Berryhill, James C. Gibeaut   +5 more
doaj   +1 more source

Airborne Radar for sUAS Sense and Avoid [PDF]

A primary challenge for the safe integration of small UAS operations into the National Airspace System (NAS) is traffic deconfliction, both from manned and unmanned aircraft.
Briggs, Robert, Coggin, John, Kriz, Andrew, Morris, Christopher M., Szatkowski, George N., Ticatch, Larry A.   +5 more
core   +1 more source

A review of global and regional frameworks for the integration of an unmanned aircraft system in air traffic management

Transportation Research Interdisciplinary Perspectives
Unmanned aircraft system (UAS) applications have increased exponentially in recent years owing to their low cost, improved performance, and the use of advanced technology in this relatively new and rapidly evolving industry.
Panagiotis Aposporis
doaj   +1 more source

Real-Time Path Planning for Multi-copters flying in UTM -TCL4 [PDF]

NASA's UAS Traffic management (UTM) -TCL-4 focuses on safely enabling large scale small UAS oper- ations in low altitude airspace in dense urban regions.
Chakrabarty, Anjan, Ippolito, Corey, Krishnakumar, Kalmanje, Stepanyan, Vahram   +3 more
core   +1 more source

Extending the STPA to model the control structure with Finite State Machine

Journal of Safety Science and Resilience
Cyber–physical systems (CPSs) are becoming increasingly complex, integrating physical entities with diverse computing and communication resources, multiple processors, networks, and devices.
Tiago Aroeira Marliere, Cecilia de Azevedo Castro Cesar, Celso Massaki Hirata   +2 more
doaj   +1 more source

Context-Aware Scheduling of Joint Millimeter Wave and Microwave Resources for Dual-Mode Base Stations

, 2016
One of the most promising approaches to overcome the drastic channel variations of millimeter wave (mmW) communications is to deploy dual-mode base stations that integrate both mmW and microwave (\muW) frequencies.
Bennis, Mehdi, Saad, Walid, Semiari, Omid   +2 more
core   +1 more source

Architecture and Information Requirements to Assess and Predict Flight Safety Risks During Highly Autonomous Urban Flight Operations [PDF]

As aviation adopts new and increasingly complex operational paradigms, vehicle types, and technologies to broaden airspace capability and efficiency, maintaining a safe system will require recognition and timely mitigation of new safety issues as they ...
Ancel, Ersin, Corbetta, Matteo, Darafsheh, Kaveh, Dill, Evan, Evans, Emory, Foster, John, Kulkarni, Chetan, Moore, Andrew, Okolo, Wendy, Ossenfort, John, Quach, Cuong, Smalling, Kyle, Spirkovska, Lilly, Vazquez, Sixto, Watkins, Jason, Young, Steven   +15 more
core   +1 more source

Flight Test Evaluation of an Unmanned Aircraft System Traffic Management (UTM) Concept for Multiple Beyond-Visual-Line-of-Sight Operations [PDF]

This study evaluates a traffic management concept designed to enable simultaneous operations of multiple small unmanned aircraft systems (UAS) in the national airspace system (NAS).
Homola, Jeffrey, Johnson, Marcus, Jung, Jaewoo, Kopardekar, Parimal, Mercer, Joey, Mulfinger, Daniel, Prevot, Thomas, Rios, Joseph   +7 more
core   +1 more source