The surveying lead for a construction firm started getting calls from his crews — suddenly they were not checking in to existing control with the accuracy required. This presented a conundrum and an ...
PPP stands for Precise Point Positioning. This technology enables the server to utilize global or regional reference stations to make real-time estimations of satellite orbit errors, clock errors, etc ...
Topcon's Millimeter GPS machine-control system enhances the vertical-measurement capability of its conventional RTK GPS-based systems. The new system supplements the RTK setup with a laser signal ...
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