KR102310378B1 - 차량 주행제어 장치 및 방법 - Google Patents
차량 주행제어 장치 및 방법 Download PDFInfo
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- KR102310378B1 KR102310378B1 KR1020170049817A KR20170049817A KR102310378B1 KR 102310378 B1 KR102310378 B1 KR 102310378B1 KR 1020170049817 A KR1020170049817 A KR 1020170049817A KR 20170049817 A KR20170049817 A KR 20170049817A KR 102310378 B1 KR102310378 B1 KR 102310378B1
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Abstract
Description
도 2는 본 발명에 따른 차량 주행제어 장치를 나타낸 도면.
도 3은 본 발명에 따른 마진쉐이핑을 통해 신호가 보강된 제어대상위험차량을 나타낸 도면.
도 4a 및 도 4b는 마진쉐이핑을 위한 기준표.
도 5는 마진쉐이핑을 통해 제어대상위험차량을 회피해 최종 목적지에 도달하는 경로를 도시한 그래프.
도 6은 본 발명에 따른 차량 주행제어 방법을 나타낸 순서도.
도 7은 본 발명의 일 실시예에 따른 방법을 실행하는 컴퓨팅 시스템의 구성을 도시한 도면.
전방감지센서 11
차속센서 12
저장부 13
차량제어부 14
Claims (20)
- 자차량의 운행모드를 정상주행모드에서 능동안전주행모드로 전환하는 능동안전주행모듈;
전방 차량이 자차량이 주행하는 차선으로 차선 변경을 시도하는 경우, 상기 전방 차량을 제어대상위험차량으로 인식하는 전방 감지센서; 및
상기 제어대상위험차량에 마진쉐이핑 여부를 판단하고, 상기 제어대상위험차량에 마진쉐이핑한 경우, 상기 마진쉐이핑된 제어대상위험차량에 기반하여 상기 능동안전주행모듈을 제어하는 차량제어부를 포함하되,
상기 마진쉐이핑은
상기 전방 감지센서로부터 감지된 상기 제어대상위험차량의 신호를 전후, 좌우로 소정간격 더 확장시킨 가상의 신호를 생성하는 것을 특징으로 하는 차량 주행제어 장치. - 청구항 1에 있어서,
상기 능동안전주행모드는 SCC(Smart Cruise Control), AEB(Advanced Emergency Braking) 및 BSD(Blind Spot Detection) 중 적어도 하나를 포함하는 것을 특징으로 하는 차량 주행제어 장치. - 청구항 1에 있어서,
상기 전방 감지센서는
레이더(radar)를 포함하는 것을 특징으로 하는 차량 주행제어 장치. - 삭제
- 청구항 1에 있어서,
상기 마진쉐이핑은
상기 자차량과 상기 제어대상위험차량과의 거리(range), 거리변화율(range rate) 및 각도(angle) 중 적어도 하나에 따라 상기 제어대상위험차량 신호의 확장정도를 설정하고, 상기 확장정도에 따라 서로 다른 크기를 갖는 가상의 신호를 생성하는 것을 특징으로 하는 차량 주행제어 장치. - 청구항 1에 있어서,
상기 차량제어부는
상기 제어대상위험차량에 대해 운전자가 감지하는 위험정도에 따라 설정한 레벨에 기반하여 상기 제어대상위험차량에 대한 위험도 레벨을 설정하는 것을 특징으로 하는 차량 주행제어 장치. - 청구항 6에 있어서,
상기 차량제어부는
상기 레벨에 기반하여 상기 제어대상위험차량에 대해 마진쉐이핑 할지 여부 및 상기 제어대상위험차량의 마진쉐이핑의 크기를 결정하는 것에 대한 운전자 의도에 따라 상기 제어대상위험차량의 마진쉐이핑 여부를 판단하는 것을 특징으로 하는 차량 주행 제어 장치. - 청구항 1에 있어서,
상기 차량제어부는
상기 제어대상위험차량에 마진쉐이핑한 경우,
상기 자차량과 상기 마진쉐이핑된 제어대상위험차량과의 충돌여유시간(TTC)을 고려하여 소정범위 이상 감속하지 않도록 감속범위를 제한하여 상기 능동안전주행모듈을 제어하는 것을 특징으로 하는 차량 주행제어 장치. - 청구항 1에 있어서,
상기 차량제어부는
상기 제어대상위험차량에 마진쉐이핑하지 않은 경우,
상기 자차량과 상기 제어대상위험차량과의 충돌여유시간을 고려하여 소정범위 이상 감속하지 않도록 감속범위를 제한하여 상기 능동안전주행모듈을 제어하는 것을 특징으로 하는 차량 주행제어 장치. - 청구항 1에 있어서,
상기 전방 감지센서로부터 감지된 상기 제어대상위험차량의 정보, 운전자가 상기 제어대상위험차량에 대하여 감지하는 위험정도에 따라 설정한 레벨 및 상기 레벨에 기반하여 상기 제어대상위험차량에 대해 마진쉐이핑 할지 여부, 상기 레벨에 기반하여 마진쉐이핑의 크기를 결정하는 것에 대한 운전자 의도를 포함하는 데이터를 저장하는 저장부를 더 포함하는 것을 특징으로 하는 차량 주행제어 장치. - 자차량이 능동안전주행모드로 진입하는 단계;
상기 자차량이 주행중인 차선으로 차선변경을 시도하는 전방 차량을 제어대상위험차량으로 인식하는 단계;
상기 제어대상위험차량의 정보를 수집하는 단계;
상기 제어대상위험차량에 대해 위험도 레벨을 설정하는 단계;
상기 위험도 레벨에 기반하여 상기 제어대상위험차량에 대해 마진쉐이핑 여부를 판단하는 단계;
상기 제어대상위험차량에 마진쉐이핑을 한 경우 마진쉐이핑 크기를 결정하는 단계; 및
상기 마진쉐이핑된 제어대상위험차량에 기반하여 상기 자차량을 감속하는 단계를 포함하되,
상기 제어대상위험차량에 상기 마진쉐이핑을 한 경우,
상기 제어대상위험차량의 정보에 근거하여 상기 제어대상위험차량의 신호를 전후, 좌우로 소정간격 더 확장시킨 가상의 신호를 생성하는 것을 특징으로 하는 차량 주행제어 방법. - 청구항 11에 있어서,
상기 능동안전주행모드로 진입하는 단계는
SCC(Smart Cruise Control), AEB(Advanced Emergency Braking) 및 BSD(Blind Spot Detection) 중 적어도 하나의 주행모드로 진입하는 것을 특징으로 하는 차량 주행제어 방법. - 청구항 11에 있어서,
상기 제어대상위험차량의 정보를 수집하는 단계는
레이더(radar)를 포함하는 전방 감지센서를 이용하는 것을 특징으로 하는 차량 주행제어 방법. - 청구항 11에 있어서,
상기 위험도 레벨을 설정하는 단계는
상기 제어대상위험차량에 대해 운전자가 위험정도의 레벨을 설정하는 것에 기반하여 차량제어부가 상기 제어대상위험차량의 위험도 레벨을 설정하는 것을 특징으로 하는 차량 주행제어 방법. - 청구항 14에 있어서,
상기 마진쉐이핑 여부를 판단하는 단계는
상기 제어대상위험차량에 대해 운전자가 설정한 레벨에 따라 마진쉐이핑을 생성할지 여부 및 운전자가 설정한 마진쉐이핑 크기를 결정하는 것에 대한 운전자 의도에 기반하여 차량제어부가 상기 제어대상위험차량의 마진쉐이핑 여부를 판단하는 것을 특징으로 하는 차량 주행제어 방법. - 삭제
- 청구항 11에 있어서,
상기 제어대상위험차량에 마진쉐이핑을 한 경우 마진쉐이핑 크기를 결정하는 단계는
상기 자차량과 상기 제어대상위험차량과의 거리(range), 거리변화율(range rate) 및 각도(angle) 중 적어도 하나에 따라 상기 제어대상위험차량의 신호의 확장정도를 설정하고, 상기 확장정도에 따라 서로 다른 크기를 갖는 가상의 신호를 생성하는 것을 특징으로 하는 차량 주행제어 방법. - 청구항 11에 있어서,
상기 마진쉐이핑된 제어대상위험차량에 기반하여 감속하는 단계는
상기 자차량과 상기 마진쉐이핑된 제어대상위험차량과의 충돌여유시간(TTC)을 고려하여 소정범위 이상 감속하지 않도록 감속범위를 제한하여 감속하는 것을 특징으로 하는 차량 주행제어 방법. - 청구항 11에 있어서,
상기 마진쉐이핑 여부를 판단하는 단계 이후,
상기 제어대상위험차량에 상기 마진쉐이핑을 하지 않은 경우,
상기 제어대상위험차량의 정보를 수집하는 단계에서 실제로 감지된 상기 제어대상위험차량의 신호에 기반하여 감속하는 단계를 포함하는 것을 특징으로 하는 차량 주행제어 방법. - 청구항 19에 있어서,
상기 제어대상위험차량의 정보를 수집하는 단계에서 실제로 감지된 상기 제어대상위험차량의 신호에 기반하여 감속하는 단계는
상기 자차량과 상기 제어대상위험차량과의 충돌여유시간(TTC)을 고려하여 소정범위 이상 감속하지 않도록 감속범위를 제한하여 감속하는 것을 특징으로 하는 차량 주행제어 방법.
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