IP Library Granted Patent US 10,816,993
Granted Patent B1
US 10,816,993 · App. 16/693,283 · Granted Oct 27, 2020

Smart vehicle

Inventor: Ha Q Tran (Saratoga, CA)
G05D1/0246G05D1/0088G06K9/00791G06N3/0454G05D2201/0213
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Quick Facts
Patent No.
US 10,816,993
App. No.
16/693,283
Granted
Oct 27, 2020
Kind
B1
Abstract

Smart car method to navigate a road includes detecting one or more objects using a camera and a sensor to delimit boundaries of a road; creating a 3D model based on outputs of the camera and sensor; and navigating the road with a vehicle.

Claims (24)

1. A method to navigate comprising:

detecting one or more objects indicative of one or more boundaries of a road using a camera and a sensor;

delimiting the one or more boundaries based on the one or more objects and following the one or more boundaries on the road during automated navigation;

creating a 3D model of the road and the one or more objects based on outputs of the camera and sensor as delimited by the one or more boundaries for automated navigation;

checking a planned path to avoid a wrong exit when following the one or more boundaries in navigating the road with a vehicle and when automatically following the one or more boundaries results in the wrong exit.

2. The method of claim 1 , wherein the object comprises grass on a side of the road.

3. The method of claim 1 , wherein the object comprises periodic depressions on a side of the road.

4. The method of claim 1 , wherein the object comprises a side rail on a side of the road.

5. The method of claim 1 , wherein the object comprises reflective panels on a side of the road.

6. The method of claim 1 , wherein the object comprises periodic street signs on a side of the road.

7. The method of claim 1 , wherein the object comprises a curvature on a side of the road.

8. The method of claim 1 , wherein the object comprises an incoming vehicle.

9. The method of claim 1 , wherein the object comprises a neighboring vehicle.

10. The method of claim 1 , wherein the object comprises road reflectors, raised pavement markers, or cat's eyes on a side of the road.

11. The method of claim 1 , wherein the object comprises rumble strips on a side of the road.

12. The method of claim 1 , comprising detecting a street sign for one of: a Yield Marking, a Work Zone Pavement Marking, an Intersection Marking, a Two-Way Traffic Marking, a Freeway Entrance and Exit Marking, a High occupancy vehicle (HOV) Lane Marking.

13. The method of claim 1 , comprising detecting periodic depressions on a side of the road.

14. The method of claim 1 , comprising detecting a side rail on a side of the road.

15. The method of claim 1 , comprising detecting reflective panels on a side of the road.

16. The method of claim 1 , comprising detecting a curvature on a side of the road.

17. The method of claim 1 , comprising detecting an on-coming vehicle, a vehicle going the same direction, or a neighboring vehicle.

18. The method of claim 1 , comprising detecting road reflectors, raised pavement markers, cat's eyes, or rumble strips.

19. The method of claim 1 , comprising detecting car parking lane, bike parking structure, a marking, or pedestrians on a sidewalk.

20. The method of claim 1 , comprising applying a neural network to detect a lane marking, a road structure, or a road object.

Cited By (13)
US 12,258,023 US 12,260,489 US 12,264,936 US 12,307,353 US 12,429,346 US 12,454,265 US 12,460,932 US 12,546,622 US 12,592,149 US 12,614,398 US 12,676,012 US 12,682,658 US 12,700,129