IP Library › Granted Patent US 11,127,162
Granted Patent B2
US 11,127,162 · App. 16/199,394 · Granted Sep 21, 2021

Method and apparatus for improved location decisions based on surroundings

Inventors: David Michael Herman (Oak Park, MI); David Joseph Orris (Southgate, MI); Stephen Jay Orris, Jr. (New Boston, MI)
Assignee: Ford Global Technologies, LLC
G06T7/75G06T7/579H04W4/023G06F16/24575G06T2207/10016G06T2207/10028G06T2207/30196
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Quick Facts
Patent No.
US 11,127,162
App. No.
16/199,394
Granted
Sep 21, 2021
Kind
B2
Abstract

A system includes a processor configured to request capture of image data of an environment surrounding the user, responsive to a margin of error of a detected location of a user being above a predefined threshold. The processor is also configured to process the image data to determine an actual user location relative to a plurality of objects, having known positions, identifiable in the image data and replace the detected location with the determined actual user location.

Claims (21)

1. A system comprising:

a first processor configured to:

responsive to a margin of error of a detected location of a user being above a predefined threshold, request capture of image data of an environment surrounding the user;

process the image data to determine an actual user location relative to a plurality of objects, having known positions, identifiable in the image data; and

replace the detected location with the determined actual user location; and

a user device, including a second processor, the second processor configured to:

capture the image data;

pre-process the image data using a structure-from-motion algorithm to generate a 3D point cloud;

filter data of the 3D point cloud and imaging data to remove temporal varying objects;

convert the 3D point cloud to a voxel map;

identify key voxel features on the voxel map;

hash the key features and estimate a user position relative to the key voxel features; and

upload estimated relative position vectors representing the relative position and hashed key voxel features to the first processor.

2. The system of claim 1 , wherein the margin of error is determined based on historical data associated with the detected location.

3. The system of claim 1 , wherein the margin of error is determined based on a user interaction with a device indicating that the detected location is more than a threshold distance from an actual position.

4. The system of claim 1 , wherein the margin of error is determined based on current weather data for the detected location.

5. The system of claim 1 , wherein the image data includes a plurality of still images or video.

6. The system of claim 1 , wherein the user device is configured to process the image data to identify a pickup location.

7. The system of claim 6 , wherein the user device is configured to identify the pickup location based on identification of a low-traffic area as indicated by a lack of traffic being identified in the image data.

8. The system of claim 6 , wherein the user device is configured to identify the pickup location based on identification of an unoccupied parking space viewable in the image data.

9. The system of claim 1 , wherein the first processor is configured to search a database of object data to identify the objects, the object data specifying real-world positions of the objects and the search parameterized based on position data and constrained by the margin of error in an area around the detected location.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Dec 21, 2018
From: HERMAN, DAVID MICHAEL; ORRIS, DAVID JOSEPH; ORRIS, STEPHEN JAY, JR
To: FORD GLOBAL TECHNOLOGIES, LLC
Reel/Frame 047842/0797 →
Continuity (1)
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