3D Visualization of Cooperative Trajectories
4D ATM Cockpit: Set-Up and Initial Evaluation
4D BADA-based Trajectory Generator and 3D Guidance Algorithm
4D BADA-based Trajectory Generator and 3D Guidance Algorithm
4-D Control of Current Air Carriers in the Present Environment: Objectives, Status, and Plans
4D Flight Plan based on MPC for Multiple UAVs
4D Trajectory and Controller Command Generation Based on Schedule Time of Arrival
4D Trajectory Determination and Prediction for NextGen
4D Trajectory Estimation for Air Traffic Control Automation System Based on Hybrid System Theory
4D trajectory management using contract of objectives
4-D Trajectory Optimization and Guidance Technique for Terminal Area Traffic Management
4D-trajectory time windows: definition and uncertainty management
4. Parallels in Communication and Navigation Technology and Natural Phenomenon
5-Year Update Environmental Assessment for CV-22 Beddown
8- by 6-Foot Supersonic Wind Tunnel Compressor Inspected
8 m x 6 m Low Speed Wind Tunnel at the Chinese Aerodynamic Research and Development Center