The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Feb. 04, 2020
Filed:
Jun. 30, 2017
GM Global Technology Operations Llc, Detroit, MI (US);
Xiaofeng F. Song, Novi, MI (US);
Valor Yaldo, West Bloomfield, MI (US);
GM Global Technology Operations LLC, Detroit, MI (US);
Abstract
Methods and systems for vehicle localization are disclosed. An exemplary system includes a navigation system configured to generate navigation data corresponding to a global position of the vehicle, at least one image sensor configured to capture image data of a selected roadway feature along a projected path of the vehicle, a database comprising map data corresponding to lateral and longitudinal coordinates for a plurality of roadway features along the projected path of the vehicle; and a controller, the controller configured to receive the image data, the map data, and the navigation data, calculate a first distance from the selected feature to the vehicle using the navigation data and the image data, calculate a second distance from the selected feature to the vehicle using the navigation data and the map data, and determine a localization error by comparing the first distance to the second distance.