Results 31 to 40 of about 9,214,447 (163)

Collision Avoidance Strategies for Uncrewed Aircraft Systems in Structured Airspace Using a Roundabout Intersection

IEEE Open Journal of Vehicular Technology
The increasing size of the Uncrewed Aircraft System (UAS) ecosystem necessitates effective infrastructure and Collision Avoidance (CA) systems to facilitate high-density UAS traffic in urban environments.
Skyler Hawkins, Jaya Sravani Mandapaka, Logan McCorkendale, Zachary McCorkendale, Kamesh Namuduri, Shane Nicoll   +5 more
doaj   +1 more source

Investigation of Using Sky Openness Ratio as Predictor for Navigation Performance in Urban-like Environment to Support PBN in UTM

Sensors, 2022
One of the causes of positioning inaccuracies in the Unmanned Aircraft System (UAS) is navigation error. In urban environment operations, multipaths could be the dominant contributor to navigation errors.
Chao Deng, Chung-Hung John Wang, Kin Huat Low   +2 more
doaj   +1 more source

Data analysis on track deviation of UAS operating under Visual Line of Sight (VLoS) condition

, 2020
The management of collision risk posed by recreational unmanned aerial systems (UAS) intruding into controlled airspace is becoming more critical with the surge in accessibility and popularity of these UAS.
Low, Kin Huat, Chan, E. Yang Jie, Wang, John Chung-Hung, Ng, Ee Meng   +3 more
core   +1 more source

Collision avoidance strategies for advanced air mobility using UAS-to-UAS communications

Drone Systems and Applications
Advanced air mobility (AAM) has introduced a new mode of air transportation that can be integrated, providing services including air taxis, which can quickly transport people and cargo from one place to another.
Jaya Sravani Mandapaka, Logan McCorkendale, Zachary McCorkendale, Mathias Feriew Kidane, Nathan Smith, Skyler Hawkins, Kamesh Namuduri   +6 more
doaj   +1 more source

Modelling and Simulation of Collaborative Surveillance for Unmanned Traffic Management

Sensors, 2022
Unmanned traffic management (UTM) systems rely on collaborative position reporting to track unmanned aerial system (UAS) operations over wide unsurveilled (with counter-UAS systems) areas.
Juan A. Besada, David Carramiñana, Luca Bergesio, Ivan Campaña, Ana M. Bernardos   +4 more
doaj   +1 more source

Framework of Level-of-Autonomy-based Concept of Operations: UAS Capabilities

, 2021
The utility of unmanned aircraft system (UAS) is growing fast in recent years with applications like parcel delivery and security patrol. However, most of the current applications require the involvement of human operator, posing challenges for large ...
Low, Kin Huat, Wang, John Chung-Hung, C. H. John Wang, Bizhao Pang, Kin Huat Low, Pang, Bizhao   +5 more
core   +1 more source

Enhancing UAS Integration in Controlled Traffic Regions Through Reinforcement Learning

Drones
Controlled Traffic Regions (CTRs) around major airports pose an important challenge to Unmanned Aerial System (UAS) traffic management. Current regulations highly restrict UAS missions in these areas by confining them to segregated areas.
Joaquin Vico Navarro, Juan Antonio Vila Carbó   +1 more
doaj   +1 more source

Tactical conflict resolution in urban airspace for unmanned aerial vehicles operations using attention-based deep reinforcement learning

Green Energy and Intelligent Transportation, 2023
Unmanned aerial vehicles (UAVs) have gained much attention from academic and industrial areas due to the significant number of potential applications in urban airspace.
Mingcheng Zhang, Chao Yan, Wei Dai, Xiaojia Xiang, Kin Huat Low   +4 more
doaj   +1 more source

Urban performance-based navigation (uPBN): addressing the CNS variation problem in the urban airspace in the context of UAS traffic management

, 2023
Unmanned aircraft systems (UAS) are expected to be integrated into the airspace system playing a complimentary role to the air transport ecosystem. UAS traffic management (UTM) providing new functions of navigation services will be an important enabler ...
Deng, Chao, Dai, Wei
core   +1 more source

Collision risk management for non-cooperative UAS traffic in airport-restricted airspace with alert zones based on probabilistic conflict map

, 2019
Recent years have seen an increase in reported unmanned aerial systems (UAS) incursion into terminal airspace, likely due to the ease of access to recreational UAS to the general public with minimal understanding of aviation regulations.
Low, Kin Huat, Wang, John Chung-Hung, Tan, Shi Kun   +2 more
core   +1 more source