DRIVE ASSISTANCE DEVICE, DRIVE ASSISTANCE SYSTEM, DRIVE ASSISTANCE METHOD, AND RECORDING MEDIUM IN WHICH DRIVE ASSISTANCE PROGRAM IS STORED

摘要

A drive assistance device 300 can efficiently perform drive assistance to improve problems that occur in relation to another vehicle by comprising: a collection unit 310 that collects from a sensor 360 host vehicle status information 311 representing status pertaining to the movement of a host vehicle 30 and the position of the host vehicle 30; a communication unit 320 that transmits to another vehicle 40 the host vehicle status information 311, and also receives from the other vehicle 40 other vehicle status information 331 representing status pertaining to the movement of the other vehicle 40 and the position of the other vehicle 40; a judgment unit 330 that judges whether or not a problem has occurred relating to the other vehicle 40 based on the received other vehicle status information 331; and a generating unit 340 that, when it has been judged by the judgment unit 330 that a problem has occurred in relation to the other vehicle 40, generates improvement operation information 341 representing the operation of the host vehicle 30 for which problems relating to the other vehicle 40 can be improved, based on the host vehicle status information 311 and the other vehicle status information 331.