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AUTONOMOUS NAVIGATION OF SMALL UAVS BASED ON VEHICLE DYNAMIC MODEL
utonomous Navigation UAV Vehicle Dynamic Model Integration GNSS outage
2016/3/25
This paper presents a novel approach to autonomous navigation for small UAVs, in which the vehicle dynamic model (VDM) serves as the main process model within the navigation filter. The proposed metho...
POSITION ESTIMATION OF AERIAL VEHICLE BASED ON A VISION AIDED NAVIGATION SYSTEM
Navigation Pose Estimation Geo-Referencing Vision-Based Matching Fuzzy reasonning
2015/9/28
Automatic pose estimation remains to be one of the challenging problems in photogrammetry and computer vision. When other
systems (e.g. GPS and INS) are inadequate, and real time precise positioning...
NASA Selects Companies for Aerospace Vehicle R&D Contracts
Companies Aerospace Vehicle R&D Contracts
2010/4/29
NASA's Langley Research Center in Hampton, Va., has selected five companies to provide the agency with support for analytical and experimental research and technology development, primarily for aerosp...
Evaluation of the impact of convolution masks on algorithm to supervise scenery changes at space vehicle integration pads
Scenery supervision Convolution mask Digital image processing
2010/10/25
The Satellite Launch Vehicle developed in Brazil employs a specialized unit at the launch center known as the Movable Integration Tower. On that tower, fixed and movable work floors are installed for ...
GPS/Reduced IMU with a Local Terrain Predictor in Land Vehicle Navigation
GPS/Reduced IMU Local Terrain Predictor Land Vehicle Navigation
2009/9/3
In order to reduce the cost and volume of land vehicle navigation (LVN) systems, a “reduced” inertial measurement unit (IMU) consisting of only one vertical gyro and two or three accelerometers is gen...
New H-2A Launch Vehicle Technology and Maiden Flight Results
Rockets H-2A Launch Vehicle New Technology
2009/8/19
The H-2A launch vehicle launched August 29,2001 is well balanced in payload capability, reliability, practicality, safety, and cost compared to be H-2 launch vehicle. To realize these concepts, aggres...