basketball antenna suppress multipath interference for GPS

it's dubbed as 3D Vray Orb 80 Antenna.

Locata’s new VRay multi-element antenna, along with Locata’s revolutionary digital correlator technology, enables unprecedented performance for positioning in difficult indoor and outdoor environments. In areas where multipath has made it almost impossible for other RF-based positioning technologies to work, VRay technology delivers unprecedented accuracy and reliability.

video to show how the time multiplexing works to reduce the interference

http://vimeo.com/73668645#at=0

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