Patent ID: 6631871
Filing Date: 2003-10-14
Classification: B64G,G05D,H01Q,H04B

Abstract:
A stratospheric platform communications system having beam forming capability, said system comprising:a stratospheric aircraft; a movable platform on said stratospheric aircraft; first and second downlink beacons generated by said beam forming capability, said first and second downlink beacons having actual position information for said movable platform; a first tracking site for acquiring and tracking said first beacon; a second tracking site spaced a predetermined distance from said first tracking site, said second tracking site for acquiring and tracking said second beacon; and a processor in communication with said first and second beacon tracking sites and said movable platform, said processor for receiving actual position information from said first and second tracking sites to calculate an error between said actual position and a desired position, said error being used by said processor to calculate a correction command that is sent to said movable platform.