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公开(公告)号:US20170285176A1
公开(公告)日:2017-10-05
申请号:US15087019
申请日:2016-03-31
发明人: STEVEN R. CROYLE , CURTIS L. HAY , PAUL K. WAGNER , SHINGARA S. DHANOA , ERAY YASAN , HERBERT PFEIFFER
CPC分类号: G01S19/40 , G01C21/26 , G01S19/07 , G01S19/42 , G05D1/0278
摘要: Methods and systems are provided for locating a vehicle. A locating device receives position data and determines an approximate position of the vehicle. A remote server reports a plurality of corrections factor for a respective plurality of locations which are buffered by a transmission server into a burst transmission. The transmission server transmits the burst transmission of the correction factors over a wireless data channel. A receiver receives the burst transmission from the transmission server and a correction device extracts a selected correction factor from the burst transmission based on the approximate position to determine a refined position of the vehicle.