Results 11 to 20 of about 5,002,744 (342)

Robust convex optimization for reentry glide trajectory using polynomial chaos

open access: yesXibei Gongye Daxue Xuebao, 2023
Aiming at the reentry glide trajectory design of hypersonic vehicles with uncertain parameters, a robust trajectory optimization method is proposed to enhance the anti-interference ability and process reliability.
YAN Xunliang   +4 more
doaj   +1 more source

Comprehensive Optimization Method of Aerodynamic and Trajectory for Gliding Guided Projectile [PDF]

open access: yesHangkong bingqi, 2022
Aiming at the aerodynamic and trajectory design problem of gliding guided projectiles, this paper stu-died a comprehensive optimization method of aerodynamic and trajectory so as to improve the gliding performance of projectile.
Zhao Xuan, Chang Sijiang, Zhang Zhewei, Zhao Linlin
doaj   +1 more source

A trajectory optimization method for UAV cascade relay broadcast communication system

open access: yesXibei Gongye Daxue Xuebao, 2023
An unmanned aerial vehicle's(UAV) trajectory optimization is an important way to improve the performance of its relay communication system. The trajectory optimization method for the UAV cascade relay broadcast communication system that uses the decoding
LI Dongxia, SONG Siyu, LIU Haitao
doaj   +1 more source

Constrained Stein Variational Trajectory Optimization [PDF]

open access: yesIEEE Transactions on robotics, 2023
In this article, we present constrained Stein variational trajectory optimization (CSVTO), an algorithm for performing trajectory optimization with constraints on a set of trajectories in parallel.
Thomas Power, D. Berenson
semanticscholar   +1 more source

Beamforming Design and Trajectory Optimization for UAV-Empowered Adaptable Integrated Sensing and Communication [PDF]

open access: yesIEEE Transactions on Wireless Communications, 2022
Unmanned aerial vehicle (UAV) has high flexibility and controllable mobility, therefore it is considered as a promising enabler for future integrated sensing and communication (ISAC).
Cailian Deng, X. Fang, Xianbin Wang
semanticscholar   +1 more source

Rapid ascent trajectory optimization of rocket-based combined cycle hypersonic vehicle

open access: yesXibei Gongye Daxue Xuebao, 2023
The ascent trajectory design of a rocket-based combined cycle (RBCC) hypersonic vehicle has many typical characteristics, including the complex working mode of the RBCC power system, strong coupling between thrust and flight state, strong nonlinear model
YAN Xunliang   +3 more
doaj   +1 more source

Four-body trajectory optimization [PDF]

open access: yes12th Aerospace Sciences Meeting, 1974
The two methods which are suitable for use in a 4-body trajectory optimization program are both multiconic methods. They include an approach due to Wilson (1970) and to Byrnes and Hooper (1970) and a procedure developed by Stumpff and Weiss (1968). The various steps in a trajectory optimization program are discussed, giving attention to variable step ...
C. L. PU, T. N. EDELBAUM
openaire   +1 more source

Energy-Efficient UAV Communication With Trajectory Optimization [PDF]

open access: yesIEEE Transactions on Wireless Communications, 2016
Wireless communication with unmanned aerial vehicles (UAVs) is a promising technology for future communication systems. In this paper, assuming that the UAV flies horizontally with a fixed altitude, we study energy-efficient UAV communication with a ...
Yong Zeng, Rui Zhang
semanticscholar   +1 more source

A Novel Method of Trajectory Optimization for Underwater Gliders Based on Dynamic Identification

open access: yesJournal of Marine Science and Engineering, 2022
For underwater gliders (UGs), high trajectory accuracy is an important factor in improving the observation of ocean phenomena. In this paper, a novel method of trajectory optimization is proposed to increase the trajectory accuracy of UGs, which is ...
Ming Yang   +4 more
doaj   +1 more source

VP-STO: Via-point-based Stochastic Trajectory Optimization for Reactive Robot Behavior [PDF]

open access: yesIEEE International Conference on Robotics and Automation, 2022
Achieving reactive robot behavior in complex dynamic environments is still challenging as it relies on being able to solve trajectory optimization problems quickly enough, such that we can replan the future motion at frequencies which are sufficiently ...
Julius Jankowski   +3 more
semanticscholar   +1 more source

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