Results 1 to 10 of about 138,116 (134)

Integrated guidance and control framework for the waypoint navigation of a miniature aircraft with highly coupled longitudinal and lateral dynamics [PDF]

open access: yesProceedings of the Institution of Mechanical Engineers, Part G: Journal of Aerospace Engineering, 2020
A solution to the waypoint navigation problem for the fixed wing micro air vehicles (MAV) having a severe coupling between longitudinal and lateral dynamics, in the framework of integrated guidance and control (IGC) is addressed in this paper. IGC yields a single step solution to the waypoint navigation problem, unlike conventional multiple loop ...
K Harikumar   +3 more
openaire   +2 more sources

Leveraging Aircraft Transponder Signals for Measuring Aircraft Fleet Mix at Non-Towered Airports

open access: yesInternational Journal of Aviation, Aeronautics, and Aerospace, 2021
The general aviation sector has contributed significantly to the overall growth of the aviation industry. Fleet mix and operations information is important for the analysis of both the safety and the environmental and economic impact of general aviation ...
Chuyang Yang, John Mott, Darcy M Bullock
doaj   +1 more source

Solar Dynamics Observatory Guidance, Navigation, and Control System Overview [PDF]

open access: yesAIAA Guidance, Navigation, and Control Conference, 2011
The Solar Dynamics Observatory (SDO) was designed and built at the Goddard Space Flight Center, launched from Cape Canaveral on February 11, 2010, and reached its final geosynchronous science orbit on March 16, 2010. The purpose of SDO is to observe the Sun and continuously relay data to a dedicated ground station.
Wendy Morgenstern   +8 more
openaire   +1 more source

A Mathematical Analysis of the Wind Triangle Problem and an Inquiry of True Airspeed Calculations in Supersonic Flight

open access: yesInternational Journal of Aviation, Aeronautics, and Aerospace, 2021
In the first half of this paper, we present a fresh perspective toward the Wind Triangle Problem in aerial navigation by deriving necessary and sufficient conditions, which we call "go/no-go conditions", for the existence/non-existence of a solution of ...
Leonard T Huang, Lisa I Cummings
doaj   +1 more source

Design of Impact Angle Control Guidance Law with Arbitrary Time Convergence [PDF]

open access: yesHangkong bingqi, 2022
Aiming at the problem of impact angle constrained guidance, an arbitrary time convergent impact angle constrained guidance (ATC-IACG) law against the stationary target is designed based on the pure proportion navigation (PPN) guidance law and the ...
Liu Yuanhe, Xie Nianhao, Ouyang Hai, Li Kebo
doaj   +1 more source

Assessment of EGNOS performance for civil aviation flight phase in the edge coverage area

open access: yesInternational Journal of Aviation, Aeronautics, and Aerospace, 2020
The performances of the navigation systems used for different flight phases especially in the landing of an aircraft must be very high. The International Civil Aviation Organization defines the standards which must meet by any navigation systems to be ...
bilal beldjilali   +2 more
doaj   +1 more source

Enhancing Trajectory-Based Operations for UAVs through Hexagonal Grid Indexing: A Step towards 4D Integration of UTM and ATM

open access: yesInternational Journal of Aviation, Aeronautics, and Aerospace, 2023
Aviation is expected to face a surge in the number of manned aircraft and drones in the coming years, making it necessary to integrate Unmanned Aircraft System Traffic Management (UTM) into Air Traffic Management (ATM) to ensure safe and efficient ...
DEEPUDEV SAHADEVAN NEELAKANDAN   +1 more
doaj   +1 more source

Adaptive filtration of the UAV movement parameters based on the AOA-measurement sensor networks

open access: yesInternational Journal of Aviation, Aeronautics, and Aerospace, 2020
Currently, the urgent task is to assess the small-sized maneuvering UAVs movement parameters. The location of an unknown UAV as a radio source can be determined using AoA measurements of the wireless sensor network.
Igor Tovkach, Serhii Zhuk
doaj   +1 more source

Deep Learning and Artificial Neural Networks for Spacecraft Dynamics, Navigation and Control

open access: yesDrones, 2022
The growing interest in Artificial Intelligence is pervading several domains of technology and robotics research. Only recently has the space community started to investigate deep learning methods and artificial neural networks for space systems.
Stefano Silvestrini, Michèle Lavagna
doaj   +1 more source

Electro-dynamic analysis of 60mm mortars modified with guidance, navigation, and control components [PDF]

open access: yes2010 IEEE Antennas and Propagation Society International Symposium, 2010
This paper summarizes the results from numerical analyses of 60mm mortar projectile bodies that are modified with guidance, navigation, and control (GNC) hardware. The major findings from the study include: 1) the far field radiation patterns predicted for the projectile considered in this analysis are sensitive to the overall size and shape of the ...
G Katulka, R Hall
openaire   +1 more source

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