DGPS-based Software Design of Nationwide Highway Surveying in China
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Abstract
Arithmetic and module-design in the DGPS Way software were introduced.The differential GPS based software package has been successfully used in the nationwide highway surveying in China.Arithmetic of differential GPS and carrier phase-aided code smoothing,recording of attribute-data,time synchronization between computer and GPS receiver,matching of terrestrial-object and coordinate stream were described in detail.
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