IP Library › Granted Patent US 11,914,362
Granted Patent B2
US 11,914,362 · App. 18/311,662 · Granted Feb 27, 2024

Navigation system with camera assist

Inventors: Maurice D. Griffin (San Antonio, TX); Aaron M. Hitchcock (Fort Worth, TX)
Assignee: TEXTRON INNOVATIONS, INC.
G05D1/0011G05D1/0094G05D1/102G06T7/292G06V20/13G06V20/17G08G5/0047
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Quick Facts
Patent No.
US 11,914,362
App. No.
18/311,662
Granted
Feb 27, 2024
Kind
B2
Abstract

One embodiment is a navigation system for an aircraft including a positioning system to generate information related to a position of the aircraft, a group of cameras mounted to a body of the aircraft, each camera of the group of cameras to simultaneously capture images of a portion of an environment that surrounds the aircraft, and a processing component coupled to the positioning system and the group of cameras, the processing component to determine a current position of the aircraft based on the information related to the position of the aircraft and the images.

Claims (62)

1. A navigation system for an aircraft, the navigation system comprising:

a first camera configured to capture a first image of a portion of an environment that surrounds the aircraft and a second camera configured to simultaneously capture a second image of the portion of the environment, the first camera at a first mounting location and the second camera at a second mounting location offset from the first mounting location;

a processing component coupled to the first camera and the second camera, the processing component configured to:

receive the first image and the second image;

identify an object of a known location that appears in both the first image and the second image;

determine, for each camera, a distance from the camera to the object and an angle of the camera relative to the object; and

determine a location of the aircraft based on the distances and angles; and

a remote control flight system configured to:

receive the location of the aircraft from the processing component;

determine a course on which the aircraft is to proceed based on the location; and

provide at least one command to cause the aircraft to proceed along the determined course.

2. The navigation system of claim 1 , wherein the first image and the second image are captured at a first time, the first camera is configured to capture a third image at a second time, and the second camera is configured to capture a fourth image at the second time.

3. The navigation system of claim 2 , wherein the processing component is further configured to:

identify the object in the third image and the fourth image;

determine, for each camera, an updated distance from the camera to the object and an updated angle of the camera relative to the object; and

determine a change in the location of the aircraft to the object based on the updated distances and the updated angles.

4. The navigation system of claim 1 , wherein the processing component is further configured to:

determine a global location of the aircraft based on the determined location of the aircraft relative to the object.

5. The navigation system of claim 1 , wherein the first camera and the second camera are directed in a first direction.

6. The navigation system of claim 5 , further comprising a third camera and a fourth camera directed in second direction different from the first direction.

7. A navigation system for an aircraft, the navigation system comprising:

a first camera configured to capture a first image of a portion of an environment that surrounds the aircraft and a second camera to simultaneously capture a second image of the portion of the environment, the first camera at a first mounting location and the second camera at a second mounting location offset from the first mounting location;

a processing component coupled to the first camera and the second camera, the processing component configured to:

receive the first image and the second image;

identify an object that appears in both the first image and the second image;

determine, for each camera, a distance from the camera to the object and an angle of the camera relative to the object; and

determine a course on which the aircraft is to proceed based on the distances and angles; and

a remote control flight system configured to:

receive the course of the aircraft from the processing component; and

provide at least one command to cause the aircraft to proceed along the determined course.

8. The navigation system of claim 7 , wherein the processing component is further configured to determine a location of the aircraft based on the distances and angles.

9. The navigation system of claim 8 , wherein the first image and the second image are captured at a first time, the first camera is configured to capture a third image at a second time, and the second camera is configured to capture a fourth image at the second time.

10. The navigation system of claim 9 , wherein the processing component is further configured to:

identify the object in the third image and the fourth image;

determine, for each camera, an updated distance from the camera to the object and an updated angle of the camera relative to the object; and

determine a change in the location of the aircraft to the object based on the updated distances and the updated angles.

11. The navigation system of claim 8 , wherein the processing component is further configured to:

determine a global location of the aircraft based on the determined location of the aircraft relative to the object.

12. The navigation system of claim 7 , wherein the first camera and the second camera are directed in a first direction.

13. The navigation system of claim 12 , further comprising a third camera and a fourth camera directed in second direction different from the first direction.

14. A navigation system for an aircraft, the navigation system comprising:

a first camera configured to capture a first image of a portion of an environment that surrounds the aircraft at a first time and a second camera configured to simultaneously capture a second image of the portion of the environment at the first time, the first camera at a first mounting location and the second camera at a second mounting location offset from the first mounting location; and

a processing component coupled to the first camera and the second camera, the processing component configured to:

receive the first image and the second image;

identify an object of a known location that appears in both the first image and the second image;

determine, for each camera, a distance from the camera to the object and an angle of the camera relative to the object; and

determine a location of the aircraft based on the distances and angles;

wherein the first camera is further configured to capture a third image of a portion of the environment that surrounds the aircraft at a second time and the second camera is configured to simultaneously capture a fourth image of the portion of the environment at the second time, and

wherein the processing component is further configured to:

identify the object in the third image and the fourth image;

determine, for each camera, an updated distance from the camera to the object and an updated angle of the camera relative to the object; and

determine a change in the location of the aircraft to the object based on the updated distances and the updated angles.

15. The navigation system of claim 14 , further comprising a remote control flight system configured to:

receive the change in the location of the aircraft from the processing component;

determine a course on which the aircraft is to proceed based on the change in the location; and

provide at least one command to cause the aircraft to proceed along the determined course.

16. The navigation system of claim 14 , wherein the processing component is further configured to:

determine a global location of the aircraft based on the determined change in the location of the aircraft relative to the object.

17. The navigation system of claim 14 , wherein the first camera and the second camera are directed in a first direction.

18. The navigation system of claim 17 , further comprising a third camera and a fourth camera directed in second direction different from the first direction.

19. The navigation system of claim 14 , wherein the first camera and the second camera are stereoscopic cameras.

20. The navigation system of claim 8 , wherein the processing component is further configured to determine the course on which the aircraft is to proceed based on the determined location of the aircraft.

Assignments (2)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded May 4, 2023
From: GRIFFIN, MAURICE D.; HITCHCOCK, AARON M.
To: BELL TEXTRON INC.
Reel/Frame 063541/0739 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded May 4, 2023
From: BELL TEXTRON INC.
To: TEXTRON INNOVATIONS INC.
Reel/Frame 063542/0191 →
Continuity (3)
Continuation 17244652 · Apr 29, 2021
Continuation 16528030 · Jul 31, 2019
Related Publication 20230305553A1 · Sep 28, 2023