Results 61 to 70 of about 742 (134)

Networking architectures and protocols for smart city systems

Journal of Internet Services and Applications, 2018
The smart city model is used by many organizations for large cities around the world to significantly enhance and improve the quality of life of the inhabitants, improve the utilization of city resources, and reduce operational costs. This model includes
Imad Jawhar, Nader Mohamed, Jameela Al-Jaroodi   +2 more
doaj   +1 more source

Parametric Modeling and Evaluation of Departure and Arrival Air Routes for Urban Logistics UAVs

Drones
With the rapid development of the low-altitude economy, the intensive take-offs and landings of Unmanned Aerial Vehicles (UAVs) performing logistics transport tasks in urban areas have introduced significant safety risks.
Zhongming Li, Yifei Zhao, Xinhui Ren
doaj   +1 more source

Air Traffic Trends and UAV Safety: Leveraging Automatic Dependent Surveillance–Broadcast Data for Predictive Risk Mitigation

Aerospace
With the significant potential of Unmanned Aircraft Vehicles (UAVs) extending throughout various fields and industries, their proliferation raises concerns regarding potential risks within the national airspace system (NAS).
Prasad Pothana, Paul Snyder, Sreejith Vidhyadharan, Michael Ullrich, Jack Thornby   +4 more
doaj   +1 more source

UAV Detect and Avoid from UTM-Dependent Surveillance

International Journal of Aerospace Engineering
A hierarchical unmanned aircraft system (UAS) traffic management (UTM) system has deployed 45 ground transceiver stations (GTS) for UAS services in Taiwan. This UTM system covers most areas for UAV-dependent surveillance using ADS-B Like technology.
C. E. Lin, P. C. Shao, J. Y. Bai, Y. Y. Lin, H. T. Bui   +4 more
doaj   +1 more source

A Critical Review of Information Provision for U-Space Traffic Autonomous Guidance

Aerospace
This paper identifies and classifies the essential constraints that must be addressed to allow U-space traffic autonomous guidance. Based on an extensive analysis of the state of the art in robotic guidance, physics of flight, flight safety ...
Ivan Panov, Asim Ul Haq
doaj   +1 more source

Low-Altitude Economy as a System-of-Systems: A Review of Concepts, Enabling Infrastructure, Operational Scenarios, and Governance Pathways

IEEE Access
The low-altitude economy (LAE) is evolving from a policy-driven concept into a multidisciplinary research field spanning low-altitude airspace governance, unmanned aircraft systems, eVTOL platforms, public air routes, vertiports, digital traffic services,
Haodong Li, Zhenxun Wei, Zhijian Cao, Aheyelike Jumaybayi, Rizwangul Shatar   +4 more
doaj   +1 more source

Quantifying Well Clear Thresholds for UAV in Conjunction with Trajectory Conformity

Drones
The rapid advancement of unmanned aerial vehicles (UAVs) has introduced new challenges in overseeing and managing their flight operations due to their diverse flight dynamics and performance metrics. To address these complexities, this study introduces a
Linghang Meng, Hongyang Zhang, Yifei Zhao, Kin Huat Low   +3 more
doaj   +1 more source

DFly: A Publicly Auditable and Privacy-Preserving UAS Traffic Management System on Blockchain

Drones
The integration of Unmanned Aircraft Systems (UASs) into the current airspace poses significant challenges in terms of safety, security, and operability.
Frederico Baptista, Marina Dehez-Clementi, Jonathan Detchart   +2 more
doaj   +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

Balancing drone adoption with infrastructure readiness in China. [PDF]

Innovation (Camb)
Zhou S, Xue D, Jia S, Chen XM.
europepmc   +1 more source