公开(公告)号：US20190227176A1

公开(公告)日：2019-07-25

申请号：US15877610

申请日：2018-01-23

Applicant: GM GLOBAL TECHNOLOGY OPERATIONS LLC

Inventor： Xiaofeng F. Song ,  Bing Deng ,  Jun Yuan

IPC: G01S19/07 ,  B60W40/105 ,  G01C21/00

Abstract: A system and method of determining a geographical location of a vehicle. The method carried out by the system includes: obtaining geographical coordinates of the vehicle; determining a lateral ground displacement within a roadway on which the vehicle is traveling; receiving geographical map data that includes one or more roadways including the roadway on which the vehicle is traveling; and adjusting the geographical coordinates of the vehicle based on the lateral ground displacement and the geographical map data.