IP Library Granted Patent US 11,501,539
Granted Patent B2
US 11,501,539 · App. 16/900,865 · Granted Nov 15, 2022

Vehicle control system, sensing device and sensing data processing method

Inventors: Jae Hyun Han (Seoul, KR); OhCheol Heo (Gyeonggi-do, KR)
Assignee: HL KLEMOVE CORP.
G06V20/58B60W30/0956B60W40/04B60W2420/42
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Quick Facts
Patent No.
US 11,501,539
App. No.
16/900,865
Granted
Nov 15, 2022
Kind
B2
Abstract

The present disclosure relates to a vehicle control system, a sensing device and a sensing data processing method. In particular, the sensing device according to the present disclosure may include an information receiver for receiving at least one of driving route information of a vehicle and lane information, a control target selector for presetting at least one of a filter condition and a tracking condition based on the received information, and selecting a control target among one or more objects existing in front of the vehicle based on at least one of the filter condition and the tracking condition, and an output for capturing and outputting a sensing data including a control target information for the control target.

Claims (70)

1. A sensing device comprising a processor configured to:

receive at least one of information of a driving route of a vehicle and information of a driving lane of the vehicle from a camera sensor;

set at least one of a filter condition and a tracking condition based on the received at least one of the information of the driving route of the vehicle and the information of the driving lane of the vehicle, and select a control target among one or more objects existing in front of the vehicle based on at least one of the filter condition and the tracking condition; and

output sensing data including a control target information for the control target.

2. The sensing device of claim 1 , wherein the processor is configured to:

generate a sample measurement value of the object,

determine whether the sample measurement value is located in the driving route or a driving lane according to the filter condition,

filter the sample measurement value located outside the driving route or the driving lane, and

select the sample measurement value located within the driving route or the driving lane as the control target.

3. The sensing device of claim 1 , wherein the processor is configured to:

generate a tracking model movable to track a sample measurement value of the object,

update the tracking model for tracking the sample measurement value according to whether the sample measurement value exists in the driving route or the driving lane, and

select the object corresponding to the sample measurement value as the control target if the sample measurement value and the tracking model overlap more than a preset reference range for a preset reference time.

4. The sensing device of claim 3 , wherein the processor is configured to:

update the tracking model to track the sample measurement value if the sample measurement value is within the driving route or the driving lane, and

release the tracking of the tracking model for the sample measurement value or limits the degree of update of the tracking model if the sample measurement value exists outside the driving route or the driving lane.

5. The sensing device of claim 1 , wherein the processor configured to:

generate a parameter by multiplying a update gain and a correction value calculated as a difference between the sample measurement value of the object and a current estimation value in a current state of the object,

calculate an update estimation value by updating the current estimation value by reflecting the parameter in the current estimation value,

select the object corresponding to a first update estimation value calculated by reflecting a weight of 1 to the parameter as the control target if the sample measurement value exists in the driving route or the driving lane, and

exclude the object corresponding to a second update estimation value calculated by reflecting the weight of 0 or more and less than 1 to the parameter from the control target if the sample measurement value exists outside the driving route or the driving lane.

6. The sensing device of claim 1 , wherein the update gain is at least one of a Kalman gain by a Kalman filter or an alpha-beta gain by an alpha-beta filter.

7. The sensing device of claim 1 , wherein the filter condition comprises one or more conditions for removing or filtering one or more measurement values of one or more objects located outside the driving route of the vehicle or the driving lane of the vehicle, and the tracking condition comprises one or more conditions for updating one or more measurement values of one or more objects located in the driving route or the driving lane of the vehicle.

8. A vehicle control system comprising:

a first sensor disposed in a vehicle to have a field of view for inside or outside of the vehicle, the first sensor configured to capture image data and process the captured image data;

at least one second sensor disposed in the vehicle to have a detection area for the inside or outside of the vehicle, the second sensor configured to capture sensing data and process the captured sensing data; and

a controller configured to:

recognize a control target existing in front of the vehicle as a preceding target based at least in part on the processing of the image data and the sensing data,

wherein the first sensor is configured to output at least one of information of a driving route of the vehicle and information of a driving lane of the vehicle, included in a result of the processing of the image data, to the second sensor,

wherein the second sensor is configured to receive at least one of the information of the driving route of the vehicle and the information of the driving lane of the vehicle;

set at least one of a filter condition and a tracking condition based on the received at least one of the information of the driving route of the vehicle and the information of the driving lane of the vehicle, and select a control target among one or more objects existing in front of the vehicle based on at least one of the filter condition and the tracking condition; and

output the sensing data including a control target information for the control target.

9. The vehicle control system of claim 8 , wherein the controller is configured to:

generate a sample measurement value of the object,

determine whether the sample measurement value is located in the driving route or a driving lane according to the filter condition,

filter the sample measurement value located outside the driving route or the driving lane, and

select the sample measurement value located within the driving route or the driving lane as the control target.

10. The vehicle control system of claim 8 , wherein the controller is configured to:

generate a tracking model movable to track the sample measurement value of the object,

update the tracking model for tracking the sample measurement value according to whether the sample measurement value exists in the driving route or the driving lane, and

select the object corresponding to the sample measurement value as the control target if the sample measurement value and the tracking model overlap more than a preset reference range for a preset reference time.

11. The vehicle control system of claim 8 , wherein the controller is configured to:

generate a parameter by multiplying a update gain and a correction value calculated as a difference between the sample measurement value of the object and a current estimation value in a current state of the object,

calculate an update estimation value by updating the current estimation value by reflecting the parameter in the current estimation value,

select the object corresponding to a first update estimation value calculated by reflecting a weight of 1 to the parameter as the control target if the sample measurement value exists in the driving route or the driving lane, and

exclude the object corresponding to a second update estimation value calculated by reflecting the weight of 0 or more and less than 1 to the parameter from the control target if the sample measurement value exists outside the driving route or the driving lane.

12. The vehicle control system of claim 8 , wherein the filter condition comprises one or more conditions for removing or filtering one or more measurement values of one or more objects located outside the driving route of the vehicle or the driving lane of the vehicle, and the tracking condition comprises one or more conditions for updating one or more measurement values of one or more objects located in the driving route or the driving lane of the vehicle.

13. A sensing data processing method comprising:

receiving at least one of information of a driving route of a vehicle and a information of a driving lane of the vehicle from a camera sensor;

setting at least one of a filter condition and a tracking condition based on the received at least one of the information of the driving route of the vehicle and the information of the driving lane of the vehicle, and selecting a control target among one or more objects existing in front of the vehicle based on at least one of the filter condition and the tracking condition; and

outputting sensing data including a control target information for the control target.

14. The sensing data processing method of claim 13 , wherein the selecting of the control target comprises:

generating a sample measurement value of the object,

determining whether the sample measurement value is located in the driving route or a driving lane according to the filter condition,

filtering the sample measurement value located outside the driving route or the driving lane, and

selecting the sample measurement value located within the driving route or the driving lane as the control target.

15. The sensing data processing method of claim 13 , wherein the selecting of the control target comprises:

generating a tracking model movable to track the sample measurement value of the object,

updating the tracking model for tracking the sample measurement value according to whether the sample measurement value exists in the driving route or the driving lane, and

selecting the object corresponding to the sample measurement value as the control target if the sample measurement value and the tracking model overlap more than a preset reference range for a preset reference time.

16. The sensing data processing method of claim 15 , wherein the selecting of the control target comprises:

updating the tracking model to track the sample measurement value if the sample measurement value is within the driving route or the driving lane, and

releasing the tracking of the tracking model for the sample measurement value or limiting the degree of update of the tracking model if the sample measurement value exists outside the driving route or the driving lane.

17. The sensing data processing method of claim 13 , wherein the selecting of the control target comprises:

generating a parameter by multiplying a update gain and a correction value calculated as a difference between the sample measurement value of the object and a current estimation value in a current state of the object,

calculating an update estimation value by updating the current estimation value by reflecting the parameter in the current estimation value,

selecting the object corresponding to a first update estimation value calculated by reflecting a weight of 1 to the parameter as the control target if the sample measurement value exists in the driving route or the driving lane, and

excluding the object corresponding to a second update estimation value calculated by reflecting the weight of 0 or more and less than 1 to the parameter from the control target if the sample measurement value exists outside the driving route or the driving lane.

18. The sensing data processing method of claim 17 , wherein the update gain is at least one of a Kalman gain by a Kalman filter or an alpha-beta gain by an alpha-beta filter.

19. The sensing data processing method of claim 13 , wherein the filter condition comprises one or more conditions for removing or filtering one or more measurement values of one or more objects located outside the driving route of the vehicle or the driving lane of the vehicle, and the tracking condition comprises one or more conditions for updating one or more measurement values of one or more objects located in the driving route or the driving lane of the vehicle.

Assignments (3)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Sep 9, 2022
From: HAN, JAE HYUN; HEO, OHCHEOL
To: MANDO CORPORATION
Reel/Frame 061052/0478 →
MERGER Recorded Jul 25, 2022
From: MANDO MOBILITY SOLUTIONS CORPORATION
To: HL KLEMOVE CORP.
Reel/Frame 060841/0955 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Nov 19, 2021
From: MANDO CORPORATION
To: MANDO MOBILITY SOLUTIONS CORPORATION
Reel/Frame 058214/0306 →
Priority Claims (1)
KR 10-2019-0070434 · Jun 14, 2019 · national
Continuity (1)
Related Publication 20200394424A1 · Dec 17, 2020