公开(公告)号：US20220261578A1

公开(公告)日：2022-08-18

申请号：US17174987

申请日：2021-02-12

Applicant: ZEBRA TECHNOLOGIES CORPORATION

Inventor： Patrenahalli M. Narendra ,  Charles Bolen

IPC: G06K9/00 ,  G06T7/73 ,  G06T7/50

Abstract: A mobile device includes: a camera; a display; a tracking sensor; and a controller connected to a repository of item identifiers and item positions in a facility frame of reference for items disposed on support surfaces within a facility, the controller configured to: track, via the tracking sensor, successive poses of the mobile device in the facility frame of reference; control the camera to capture a stream of images while tracking the poses, and for each image: determine, based on the tracked poses, whether to perform item detection, and when the determination is affirmative, (i) process the image to detect respective indicia affixed to a subset of the items and decode respective item identifiers from the indicia, (ii) generate positions of the detected indicia in the facility frame of reference, based on the poses of the mobile device, and (iii) update the repository with the decoded item identifiers and the generated positions.