Driving assistance device and driving assistance method

A driving assistance method comprising:

• acquiring driving situations of a first vehicle and a second vehicle;
• acquiring driving characteristics of a first driver of the first vehicle and driving characteristics of a second driver of the second vehicle, the driving characteristics including a plurality of driving actions, each of the plurality of driving actions being assigned a driving characteristic score;
• generating a plurality of combinations of driving actions of the first driver and driving actions of the second driver that allow the vehicles to avoid collision with each other in the acquired driving situation;
• selecting a combination of a first driving action of the first driver and a second driving action of the second driver among the plurality of combinations based on driving characteristic scores for the first driving action and the second driving;
• and
• instructing the first vehicle and the second vehicle to perform the first driving action and the second driving action.

A vehicle comprising:

• a driving assistance device comprising an electronic control device configured to:
• acquire first information about driving situations of the vehicle and another vehicle;
• acquire second information about driving characteristics of a driver of the vehicle and driving characteristics of another driver of the another vehicle, the driving characteristics including a plurality of driving actions, each of the plurality of driving actions being assigned a driving characteristic score;
• generate a plurality of combinations of driving actions of the driver and driving actions of the another driver that allow the vehicle and another vehicle to avoid collision with each other in the acquired driving situation;
• select a combination of a first driving action of the driver and a second driving action of the another driver among the plurality of combinations based on driving characteristic scores for the first driving action and the second driving action;
• and
• send instructions to perform the first driving action to the vehicle and send instructions to perform the second driving action to the another vehicle.