A design technique of a DifferentialGlobalpositioningSystem (DGPS) digital beacon receiver is presented which can be used to improve the positioning precision.
研究了一种可用于提高GPS定位精度的差分gps (DGPS)数字信标接收机的设计和研制技术。
2
It was reported that DGPS (DifferentialGlobalPositioningSystem) method was employed for automatic landing of an aircraft but no technical details are available in the open literature.
研究了差分gps方法及其在飞机自动着陆控制系统设计中的应用。
3
JPALS, designed and developed by Raytheon under a U.S.Navy contract, is an all-weather, all-mission, all-user landing system based on local area differentialGlobalPositioningsystem (GPS).