KR102354615B1 - 자율 주행 차량의 저속 정경을 위한 보행자 상호 작용 시스템 - Google Patents
자율 주행 차량의 저속 정경을 위한 보행자 상호 작용 시스템 Download PDFInfo
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Abstract
Description
도1은 일 실시예에 따른 네트워크 시스템을 나타내는 블록도이다.
도2는 일 실시예에 따른 자율 주행 차량에 이용되는 센서 및 제어 시스템의 예시를 나타내는 블록도이다.
도3a 내지 도3b는 일부의 실시예에 따른 자율 주행 차량에 이용되는 감지 및 계획 시스템의 예시를 나타내는 블록도이다.
도4는 일 실시예에 따른 속도 제한 모듈의 예시를 나타내는 블록도이다.
도5는 일 실시예에 따른 교정 정경의 예시를 나타내는 블록도이다.
도6은 일 실시예에 따른 방법을 나타내는 흐름도이다.
도7은 일 실시예에 따른 데이터 처리 시스템을 나타내는 블록도이다.
Claims (21)
- 자율 주행 차량(ADV)에 사용되는 컴퓨터 구현 방법에 있어서,
상기 자율 주행 차량이 미리 정해진 저속 영역에 진입하였는지를 판단하는 단계; 및
상기 저속 영역에 진입한 것으로 판단한 경우, 상기 자율 주행 차량의 속도 제한 모듈을 활성화시키는 단계
를 포함하고, 상기 속도 제한 모듈은,
상기 자율 주행 차량의 이미지 포착 장치로부터 상기 자율 주행 차량의 환경을 감지한 포획된 이미지를 수신하되, 상기 포획된 이미지는 상기 자율 주행 차량 근처에서 운동 중인 장애물을 인식하기 위한 이미지인 단계 - 상기 저속 영역에 상기 자율 주행 차량이 진입한 경우, 보다 높은 초당 프레임 속도로 상기 이미지를 포획함 - 와,
이동하는 장애물의 투영을 기반으로, 상기 이동하는 장애물 주변의 주행 가능한 영역을 생성하는 단계와,
상기 자율 주행 차량이 상기 주행 가능한 영역 내에 위치할 경우, 상기 자율 주행 차량의 상한 속도 제한을 확정하는 단계와,
상기 자율 주행 차량이 상기 주행 가능한 영역 내에 위치할 경우 상기 자율 주행 차량을 감속시키기 위해, 상기 상한 속도 제한보다 작은 궤적 속도를 구비하는 궤적에 따라 상기 자율 주행 차량을 자율적으로 제어하도록, 상기 궤적을 생성하는 단계를 수행하고,
생성된 주행 가능한 영역은, 시간 T에서의 상기 이동하는 장애물의 속도 방향을 기반으로 확정한 중심 위치 및 상기 이동하는 장애물의 속도를 기반으로 확정한 반경을 포함하며,
상기 중심 위치는 중심(x, y)=f(θ)+(x0, y0)으로 확정되고,
θ는 보행자의 속도 방향이고, (x0, y0)는 상기 보행자의 현재 위치 좌표이고, f(θ)는 상기 보행자가 그의 현재 좌표를 떠날 때 그의 후속적인 운동에 대한 예측인,
컴퓨터 구현 방법.
- 삭제
- 제1항에 있어서,
상기 이동하는 장애물의 투영의 위치는, 상기 이동하는 장애물 및 상기 자율 주행 차량의 현재 위치를 기반으로 확정되는 컴퓨터 구현 방법. - 제3항에 있어서,
상기 상한 속도 제한은, 현재 시간에서 상기 자율 주행 차량과 상기 이동하는 장애물의 투영 사이의 거리를 기반으로 확정되는 컴퓨터 구현 방법. - 제1항에 있어서,
상기 이동하는 장애물은 보행자인 컴퓨터 구현 방법. - 명령이 저장된 비 일시적 기계 판독 가능한 매체에 있어서,
상기 명령이 프로세서에 의해 실행될 경우 상기 프로세서가 조작을 실행하도록 하되, 상기 조작은,
자율 주행 차량이 미리 정해진 저속 영역에 진입하였는지를 판단하는 단계; 및
상기 저속 영역에 진입한 것으로 판단한 경우, 상기 자율 주행 차량의 속도 제한 모듈을 활성화시키는 단계
를 포함하고, 상기 속도 제한 모듈은,
상기 자율 주행 차량의 이미지 포착 장치로부터 상기 자율 주행 차량의 환경을 감지한 포획된 이미지를 수신하되, 상기 포획된 이미지는 상기 자율 주행 차량 근처에서 운동 중인 장애물을 인식하기 위한 이미지인 단계 - 상기 저속 영역에 상기 자율 주행 차량이 진입한 경우, 보다 높은 초당 프레임 속도로 상기 이미지를 포획함 - 와,
이동하는 장애물의 투영을 기반으로, 상기 이동하는 장애물 주변의 주행 가능한 영역을 생성하는 단계와,
상기 자율 주행 차량이 상기 주행 가능한 영역 내에 위치할 경우, 상기 자율 주행 차량의 상한 속도 제한을 확정하는 단계와,
상기 자율 주행 차량이 상기 주행 가능한 영역 내에 위치할 경우 상기 자율 주행 차량을 감속시키기 위해, 상기 상한 속도 제한보다 작은 궤적 속도를 구비하는 궤적에 따라 상기 자율 주행 차량을 자율적으로 제어하도록, 상기 궤적을 생성하는 단계를 수행하고,
생성된 주행 가능한 영역은, 시간 T에서의 상기 이동하는 장애물의 속도 방향을 기반으로 확정한 중심 위치 및 상기 이동하는 장애물의 속도를 기반으로 확정한 반경을 포함하며,
상기 중심 위치는 중심(x, y)=f(θ)+(x0, y0)으로 확정되고,
θ는 보행자의 속도 방향이고, (x0, y0)는 상기 보행자의 현재 위치 좌표이고, f(θ)는 상기 보행자가 그의 현재 좌표를 떠날 때 그의 후속적인 운동에 대한 예측인,
비 일시적 기계 판독 가능한 매체.
- 삭제
- 제8항에 있어서,
상기 이동하는 장애물의 투영의 위치는, 상기 이동하는 장애물 및 상기 자율 주행 차량의 현재 위치를 기반으로 확정되는 비 일시적 기계 판독 가능한 매체. - 제10항에 있어서,
상기 상한 속도 제한은, 현재 시간에서 상기 자율 주행 차량과 상기 이동하는 장애물의 투영 사이의 거리를 기반으로 확정되는 비 일시적 기계 판독 가능한 매체. - 제8항에 있어서,
상기 이동하는 장애물은 보행자인 비 일시적 기계 판독 가능한 매체. - 프로세서와,
상기 프로세서에 결합되고 명령을 저장하기 위한 메모리 장치를 포함하는 데이터 처리 시스템에 있어서,
상기 명령이 상기 프로세서에 의해 실행될 경우 상기 프로세서가 조작을 실행하도록 하며, 상기 조작은,
자율 주행 차량이 미리 정해진 저속 영역에 진입하였는지를 판단하는 단계; 및
상기 저속 영역에 진입한 것으로 판단한 경우, 상기 자율 주행 차량의 속도 제한 모듈을 활성화시키는 단계
를 포함하고, 상기 속도 제한 모듈은,
상기 자율 주행 차량의 이미지 포착 장치로부터 상기 자율 주행 차량의 환경을 감지한 포획된 이미지를 수신하되, 상기 포획된 이미지는 상기 자율 주행 차량 근처에서 운동 중인 장애물을 인식하기 위한 이미지인 단계 - 상기 저속 영역에 상기 자율 주행 차량이 진입한 경우, 보다 높은 초당 프레임 속도로 상기 이미지를 포획함 - 와,
이동하는 장애물의 투영을 기반으로, 상기 이동하는 장애물 주변의 주행 가능한 영역을 생성하는 단계와,
상기 자율 주행 차량이 상기 주행 가능한 영역 내에 위치할 경우, 상기 자율 주행 차량의 상한 속도 제한을 확정하는 단계와,
상기 자율 주행 차량이 상기 주행 가능한 영역 내에 위치할 경우 상기 자율 주행 차량을 감속시키기 위해, 상기 상한 속도 제한보다 작은 궤적 속도를 구비하는 궤적에 따라 상기 자율 주행 차량을 자율적으로 제어하도록, 상기 궤적을 생성하는 단계를 수행하고,
생성된 주행 가능한 영역은, 시간 T에서의 상기 이동하는 장애물의 속도 방향을 기반으로 확정한 중심 위치 및 상기 이동하는 장애물의 속도를 기반으로 확정한 반경을 포함하며,
상기 중심 위치는 중심(x, y)=f(θ)+(x0, y0)으로 확정되고,
θ는 보행자의 속도 방향이고, (x0, y0)는 상기 보행자의 현재 위치 좌표이고, f(θ)는 상기 보행자가 그의 현재 좌표를 떠날 때 그의 후속적인 운동에 대한 예측인,
데이터 처리 시스템.
- 삭제
- 제15항에 있어서,
상기 이동하는 장애물의 투영의 위치는, 상기 이동하는 장애물 및 상기 자율 주행 차량의 현재 위치를 기반으로 확정되는 데이터 처리 시스템. - 제17항에 있어서,
상기 상한 속도 제한은, 현재 시간에서 상기 자율 주행 차량과 상기 이동하는 장애물의 투영 사이의 거리를 기반으로 확정되는 데이터 처리 시스템. - 제15항에 있어서,
상기 이동하는 장애물은 보행자인 데이터 처리 시스템.
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