Patent ID: 11897606
Assignee: DRONEDEPLOY, INC.
Field: Control (Instruments)
Classification: CPC G  B | IPC B  G

Claim 0:
1. A system comprising:
a mobile user device communicatively connected to a camera and configured to receive images of a geographic region from the camera, the mobile device comprising a memory and a processor, wherein the processor is configured to:
determine a set of features for each of the images;
determine a temporal window of images corresponding to a limited number of the images which are most recently captured or processed, wherein the temporal window of images are captured by the camera and stored at the memory of the mobile user device; and
based on the temporal window, determine a refined camera pose associated with the image and a set of feature positions, comprising:
for each feature of the set of features, determining a set of matches within the temporal window of images;
based on the set of matches, determining a set of estimated positions; and
performing a bundle adjustment to refine the set of estimated positions using only images within the temporal window of images to reduce processing requirements of the processor.