Vehicle driving assist system

A vehicle driving assist system comprising:

• an obstacle detecting section configured to detect a preceding obstacle existing in front of a host vehicle and selectively output an obstacle detection result;
• a risk potential calculating section configured to calculate a risk potential indicative of a degree of risk potential of the host vehicle with respect to the preceding obstacle based on the obstacle detection result of the obstacle detecting section;
• a haptic information conveying section configured to convey the risk potential calculated by the risk potential calculating section to a driver as haptic information through a driver-operated driving operation device;
• and
• a visual information conveying section configured to convey visual information of the degree of the risk potential to the driver of the preceding obstacle that is targeted as a targeted obstacle,
• the risk potential calculating section being further configured to calculate the risk potential with respect to each of a plurality of preceding obstacles existing in front of the host vehicle,
• the visual information conveying section being further configured to display the degree of the risk potential of the host vehicle with respect to each of the preceding obstacles on a displaying section, and to display the degree of the risk potential of the host vehicle with respect to each of the preceding obstacles that has been predicted by the risk potential calculated by the risk potential calculating section as possibly becoming the targeted obstacle at a future time.

A vehicle driving assist system comprising:

• an obstacle detecting section configured to detect a preceding obstacle existing in front of a host vehicle and selectively output an obstacle detection result;
• a risk potential calculating section configured to calculate a risk potential indicative of a degree of risk potential of the host vehicle with respect to the preceding obstacle based on the obstacle detection result of the obstacle detecting section;
• a haptic information conveying section configured to convey the risk potential calculated by the risk potential calculating section to a driver as haptic information through a driver-operated driving operation device;
• and
• a visual information conveying section configured to convey visual information of the degree of the risk potential to the driver of the preceding obstacle that is targeted as a targeted obstacle,
• the risk potential calculating section being further configured to calculate the risk potential with respect to each of a plurality of preceding obstacles existing in front of the host vehicle,
• the visual information conveying section being further configured to display the degree of the risk potential of the host vehicle with respect to each of the preceding obstacles on a displaying section, and to display the risk potential of the host vehicle with respect to each of the preceding obstacles for which the risk potential is equal to or larger than a prescribed value.

A vehicle driving assist system comprising:

• an obstacle detecting section configured to detect a preceding obstacle existing in front of a host vehicle and selectively output an obstacle detection result;
• a risk potential calculating section configured to calculate a risk potential indicative of a degree of risk potential of the host vehicle with respect to the preceding obstacle based on the obstacle detection result of the obstacle detecting section;
• a haptic information conveying section configured to convey the risk potential calculated by the risk potential calculating section to a driver as haptic information through a driver-operated driving operation device;
• and
• a visual information conveying section configured to convey visual information of the degree of the risk potential to the driver of the preceding obstacle that is targeted as a targeted obstacle, and to display contour lines as a risk potential marker indicating the degree of the risk potential with respect to the targeted obstacle.

A vehicle driving assist system comprising:

• an obstacle detecting section configured to detect a preceding obstacle existing in front of a host vehicle and selectively output an obstacle detection result;
• a risk potential calculating section configured to calculate a risk potential indicative of a degree of risk potential of the host vehicle with respect to the preceding obstacle based on the obstacle detection result of the obstacle detecting section;
• a haptic information conveying section configured to convey the risk potential calculated by the risk potential calculating section to a driver as haptic information through a driver-operated driving operation device;
• and
• a visual information conveying section configured to convey visual information of the degree of the risk potential to the driver of the preceding obstacle that is targeted as a targeted obstacle, and to display a risk potential marker indicating the degree of the risk potential with respect to the targeted obstacle and to change a display format of the risk potential marker when the targeted obstacle changes.

A vehicle driving assist system comprising:

• an obstacle detecting section configured to detect a preceding obstacle existing in front of a host vehicle and selectively output an obstacle detection result;
• a risk potential calculating section configured to calculate a risk potential indicative of a degree of risk potential of the host vehicle with respect to the preceding obstacle based on the obstacle detection result of the obstacle detecting section;
• a haptic information conveying section configured to convey the risk potential calculated by the risk potential calculating section to a driver as haptic information through a driver-operated driving operation device;
• and
• a visual information conveying section configured to convey visual information of the degree of the risk potential to the driver of the preceding obstacle that is targeted as a targeted obstacle, and to display a risk potential marker indicating the degree of the risk potential with respect to the targeted obstacle and to change a size of the risk potential marker in accordance with an apparent surface area of the targeted obstacle, which changes as a following distance between the host vehicle and the targeted obstacle changes.

A vehicle driving assist system comprising:

• an obstacle detecting section configured to detect a preceding obstacle existing in front of a host vehicle and selectively output an obstacle detection result;
• a risk potential calculating section configured to calculate a risk potential indicative of a degree of risk potential of the host vehicle with respect to the preceding obstacle based on the obstacle detection result of the obstacle detecting section;
• a haptic information conveying section configured to convey the risk potential calculated by the risk potential calculating section to a driver as haptic information through a driver-operated driving operation device;
• and
• a visual information conveying section configured to convey visual information of the degree of the risk potential to the driver of the preceding obstacle that is targeted as a targeted obstacle, and to display a risk potential marker indicating the degree of the risk potential and to change a size of the risk potential marker in accordance with a following distance between the host vehicle and the targeted obstacle changes.

A vehicle driving assist system comprising:

• an obstacle detecting section configured to detect a preceding obstacle existing in front of a host vehicle and selectively output an obstacle detection result;
• a risk potential calculating section configured to calculate a risk potential indicative of a degree of risk potential of the host vehicle with respect to the preceding obstacle based on the obstacle detection result of the obstacle detecting section;
• a haptic information conveying section configured to convey the risk potential calculated by the risk potential calculating section to a driver as haptic information through a driver-operated driving operation device;
• a visual information conveying section configured to convey visual information of the degree of the risk potential to the driver of the preceding obstacle that is targeted as a targeted obstacle;
• a first braking/driving force control section configured to control a braking/driving force exerted against the host vehicle based on the risk potential calculated by the risk potential calculating section;
• a second braking/driving force control section configured to control the braking/driving force of the host vehicle such that a prescribed following distance is maintained between the vehicle and the targeted obstacle;
• and
• an override detecting section configured to detect if operation of the second braking/driving force control section is in an overridden state based on a state of a driving operation executed by the driver,
• the visual information conveying section being further configured to display a risk potential marker indicating the degree of the risk potential and to change a display format of the risk potential marker when the override detecting section detects that the second braking/driving force control section is in the overridden state.

A vehicle driving assist system comprising:

• an obstacle detecting section configured to detect a preceding obstacle existing in front of a host vehicle and selectively output an obstacle detection result;
• a risk potential calculating section configured to calculate a risk potential indicative of a degree of risk potential of the host vehicle with respect to the preceding obstacle based on the obstacle detection result of the obstacle detecting section;
• a haptic information conveying section configured to convey the risk potential calculated by the risk potential calculating section to a driver as haptic information through a driver-operated driving operation device;
• a visual information conveying section configured to convey visual information of the degree of the risk potential to the driver of the preceding obstacle that is targeted as a targeted obstacle;
• and
• a braking/driving force control section configured to control a braking/driving force exerted against the host vehicle based on the risk potential calculated by the risk potential calculating section,
• the visual information conveying section further including a display section that is configured to display a risk potential marker indicating the risk potential with the visual information conveying section being further configured to change a size of the risk potential marker in accordance with a control amount used by the braking/driving force control section to control the braking/driving force exerted against the host vehicle.