公开(公告)号：US20210118086A1

公开(公告)日：2021-04-22

申请号：US16860798

申请日：2020-04-28

Applicant: LG ELECTRONICS INC.

Inventor： Donghak LEE ,  Jungsik KIM

IPC: G06T1/00 ,  G01S19/01 ,  G01B11/22 ,  G06N3/08 ,  G06N3/04 ,  G06T7/73

Abstract: A robot can include a position measuring sensor to measure a position of the robot as the robot moves in an outdoor space; a camera to acquire an image of surroundings of the robot; a memory configured to store place information including positions and appearance feature information of a plurality of places existing in the outdoor space; and at least one processor to extract one or more appearance features of M first places in the image, where M is an integer greater than or equal to 1, select one or more positions of N second places from the place information stored in the memory based on the one or more appearance features of the M first places in the image, where N is an integer greater than or equal to 1 and less than or equal to M, and generate a corrected position for the robot.